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mirror of git://projects.qi-hardware.com/openwrt-xburst.git synced 2024-11-05 03:41:52 +02:00

[xburst] Add 2.6.34 patches

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@21438 3c298f89-4303-0410-b956-a3cf2f4a3e73
This commit is contained in:
lars 2010-05-12 23:12:41 +00:00
parent 8f059e046a
commit 29ec26ff1b
34 changed files with 29530 additions and 4 deletions

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@ -12,14 +12,12 @@ BOARDNAME:=Ingenic XBurst
FEATURES:=jffs2 targz ubifs audio
SUBTARGETS:=qi_lb60 n516 n526
LINUX_VERSION:=2.6.32.12
LINUX_VERSION:=2.6.34-rc7
DEVICE_TYPE=other
include $(INCLUDE_DIR)/target.mk
KERNELNAME:=uImage
define Target/Description
Build firmware images for XBurst JZ47x0 based boards.
endef

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@ -0,0 +1,365 @@
CONFIG_32BIT=y
# CONFIG_64BIT is not set
# CONFIG_ALCHEMY_GPIO_INDIRECT is not set
# CONFIG_AR7 is not set
# CONFIG_ARCH_HAS_ILOG2_U32 is not set
# CONFIG_ARCH_HAS_ILOG2_U64 is not set
CONFIG_ARCH_HIBERNATION_POSSIBLE=y
# CONFIG_ARCH_PHYS_ADDR_T_64BIT is not set
CONFIG_ARCH_POPULATES_NODE_MAP=y
CONFIG_ARCH_REQUIRE_GPIOLIB=y
# CONFIG_ARCH_SUPPORTS_MSI is not set
CONFIG_ARCH_SUPPORTS_OPROFILE=y
CONFIG_ARCH_SUSPEND_POSSIBLE=y
# CONFIG_ARPD is not set
# CONFIG_BACKLIGHT_CLASS_DEVICE is not set
# CONFIG_BACKLIGHT_GENERIC is not set
# CONFIG_BACKLIGHT_LCD_SUPPORT is not set
# CONFIG_BATTERY_JZ4740 is not set
# CONFIG_BCM47XX is not set
# CONFIG_BCM63XX is not set
CONFIG_BITREVERSE=y
# CONFIG_BLK_DEV_INITRD is not set
# CONFIG_BRIDGE is not set
# CONFIG_BSD_PROCESS_ACCT is not set
# CONFIG_CAVIUM_OCTEON_REFERENCE_BOARD is not set
# CONFIG_CAVIUM_OCTEON_SIMULATOR is not set
CONFIG_CHARGER_GPIO=y
CONFIG_CONSOLE_TRANSLATIONS=y
# CONFIG_CPU_BIG_ENDIAN is not set
# CONFIG_CPU_CAVIUM_OCTEON is not set
CONFIG_CPU_HAS_PREFETCH=y
CONFIG_CPU_HAS_SYNC=y
CONFIG_CPU_LITTLE_ENDIAN=y
# CONFIG_CPU_LOONGSON2E is not set
# CONFIG_CPU_LOONGSON2F is not set
CONFIG_CPU_MIPS32_R1=y
# CONFIG_CPU_MIPS32_R2 is not set
CONFIG_CPU_MIPS32=y
# CONFIG_CPU_MIPS64_R1 is not set
# CONFIG_CPU_MIPS64_R2 is not set
CONFIG_CPU_MIPSR1=y
# CONFIG_CPU_NEVADA is not set
# CONFIG_CPU_R10000 is not set
# CONFIG_CPU_R3000 is not set
# CONFIG_CPU_R4300 is not set
# CONFIG_CPU_R4X00 is not set
# CONFIG_CPU_R5000 is not set
# CONFIG_CPU_R5432 is not set
# CONFIG_CPU_R5500 is not set
# CONFIG_CPU_R6000 is not set
# CONFIG_CPU_R8000 is not set
# CONFIG_CPU_RM7000 is not set
# CONFIG_CPU_RM9000 is not set
# CONFIG_CPU_SB1 is not set
CONFIG_CPU_SUPPORTS_32BIT_KERNEL=y
CONFIG_CPU_SUPPORTS_HIGHMEM=y
# CONFIG_CPU_TX39XX is not set
# CONFIG_CPU_TX49XX is not set
# CONFIG_CPU_VR41XX is not set
CONFIG_CRC16=y
CONFIG_CRYPTO_DEFLATE=y
CONFIG_CRYPTO_LZO=y
CONFIG_DEFAULT_AS=y
CONFIG_DMA_NEED_PCI_MAP_STATE=y
CONFIG_DMA_NONCOHERENT=y
CONFIG_DUMMY_CONSOLE=y
CONFIG_EARLY_PRINTK=y
CONFIG_ELF_CORE=y
CONFIG_ENABLE_MUST_CHECK=y
CONFIG_EXT2_FS=y
CONFIG_EXT3_FS=y
CONFIG_FAT_FS=y
# CONFIG_FB_JZ4740 is not set
CONFIG_FB_SYS_COPYAREA=y
CONFIG_FB_SYS_FILLRECT=y
CONFIG_FB_SYS_IMAGEBLIT=y
CONFIG_FB=y
# CONFIG_FIRMWARE_EDID is not set
# CONFIG_FONT_10x18 is not set
# CONFIG_FONT_6x11 is not set
# CONFIG_FONT_7x14 is not set
# CONFIG_FONT_8x16 is not set
# CONFIG_FONT_8x8 is not set
# CONFIG_FONT_ACORN_8x8 is not set
# CONFIG_FONT_MINI_4x6 is not set
# CONFIG_FONT_PEARL_8x8 is not set
# CONFIG_FONT_SUN12x22 is not set
CONFIG_FONT_SUN8x16=y
CONFIG_FONTS=y
CONFIG_FORCE_MAX_ZONEORDER=12
# CONFIG_FRAMEBUFFER_CONSOLE_DETECT_PRIMARY is not set
# CONFIG_FRAMEBUFFER_CONSOLE_ROTATION is not set
# CONFIG_FRAMEBUFFER_CONSOLE is not set
CONFIG_FREEZER=y
CONFIG_INOTIFY_USER=y
CONFIG_GENERIC_CLOCKEVENTS_BUILD=y
CONFIG_GENERIC_CLOCKEVENTS=y
CONFIG_GENERIC_CMOS_UPDATE=y
CONFIG_GENERIC_FIND_LAST_BIT=y
CONFIG_GENERIC_FIND_NEXT_BIT=y
CONFIG_GENERIC_GPIO=y
CONFIG_GENERIC_HARDIRQS_NO__DO_IRQ=y
CONFIG_GPIOLIB=y
# CONFIG_HAMRADIO is not set
CONFIG_HARDWARE_WATCHPOINTS=y
CONFIG_HAS_DMA=y
CONFIG_HAS_IOMEM=y
CONFIG_HAS_IOPORT=y
CONFIG_HAVE_ARCH_KGDB=y
CONFIG_HAVE_DYNAMIC_FTRACE=y
CONFIG_HAVE_FTRACE_MCOUNT_RECORD=y
CONFIG_HAVE_FUNCTION_GRAPH_TRACER=y
CONFIG_HAVE_FUNCTION_TRACER=y
CONFIG_HAVE_FUNCTION_TRACE_MCOUNT_TEST=y
CONFIG_HAVE_GENERIC_DMA_COHERENT=y
CONFIG_HAVE_IDE=y
CONFIG_HAVE_OPROFILE=y
CONFIG_HAVE_PWM=y
# CONFIG_HIBERNATION is not set
# CONFIG_HIGH_RES_TIMERS is not set
CONFIG_HW_CONSOLE=y
# CONFIG_HW_RANDOM is not set
CONFIG_INPUT_EVDEV=y
# CONFIG_INPUT_GPIO_BUTTONS is not set
CONFIG_INPUT_KEYBOARD=y
CONFIG_INPUT=y
CONFIG_IRQ_CPU=y
CONFIG_JBD=y
# CONFIG_JZ4740_ADC is not set
# CONFIG_JZ4740_N516 is not set
# CONFIG_JZ4740_N526 is not set
# CONFIG_JZ4740_QI_LB60 is not set
CONFIG_JZRISC=y
CONFIG_JZSOC=y
CONFIG_KALLSYMS=y
# CONFIG_KEYBOARD_ATKBD is not set
# CONFIG_KEYBOARD_GPIO is not set
# CONFIG_KEYBOARD_LKKBD is not set
# CONFIG_KEYBOARD_MATRIX is not set
# CONFIG_KEYBOARD_NEWTON is not set
# CONFIG_KEYBOARD_STOWAWAY is not set
# CONFIG_KEYBOARD_SUNKBD is not set
# CONFIG_KEYBOARD_XTKBD is not set
# CONFIG_LCD_CLASS_DEVICE is not set
# CONFIG_LCD_GPM940B0 is not set
# CONFIG_LCD_ILI9320 is not set
# CONFIG_LCD_L4F00242T03 is not set
# CONFIG_LCD_LMS283GF05 is not set
# CONFIG_LCD_LTV350QV is not set
# CONFIG_LCD_PLATFORM is not set
# CONFIG_LCD_TDO24M is not set
# CONFIG_LCD_VGG2432A4 is not set
# CONFIG_LEDS_PWM is not set
CONFIG_LEGACY_PTY_COUNT=2
CONFIG_LEGACY_PTYS=y
CONFIG_LOCK_KERNEL=y
# CONFIG_LOGO_LINUX_CLUT224 is not set
# CONFIG_LOGO_LINUX_MONO is not set
# CONFIG_LOGO_LINUX_VGA16 is not set
# CONFIG_LOGO_OPENWRT_CLUT224 is not set
# CONFIG_LOGO is not set
CONFIG_LOONGSON_UART_BASE=y
CONFIG_LZO_COMPRESS=y
CONFIG_LZO_DECOMPRESS=y
# CONFIG_MACH_ALCHEMY is not set
# CONFIG_MACH_DECSTATION is not set
# CONFIG_MACH_JAZZ is not set
CONFIG_MACH_JZ=y
# CONFIG_MACH_LOONGSON is not set
# CONFIG_MACH_TX39XX is not set
# CONFIG_MACH_TX49XX is not set
# CONFIG_MACH_VR41XX is not set
# CONFIG_MIKROTIK_RB532 is not set
# CONFIG_MINI_FO is not set
# CONFIG_MIPS_COBALT is not set
CONFIG_MIPS_L1_CACHE_SHIFT=5
# CONFIG_MIPS_MACHINE is not set
# CONFIG_MIPS_MALTA is not set
CONFIG_MIPS_MT_DISABLED=y
# CONFIG_MIPS_MT_SMP is not set
# CONFIG_MIPS_MT_SMTC is not set
# CONFIG_MIPS_SIM is not set
CONFIG_MIPS=y
# CONFIG_MMC_AT91 is not set
# CONFIG_MMC_ATMELMCI is not set
# CONFIG_MMC_BLOCK_BOUNCE is not set
CONFIG_MMC_BLOCK=y
CONFIG_MMC_JZ=y
CONFIG_MMC_UNSAFE_RESUME=y
CONFIG_MMC=y
# CONFIG_MTD_CFI is not set
# CONFIG_MTD_COMPLEX_MAPPINGS is not set
CONFIG_MTD_NAND_JZ4740=y
# CONFIG_MTD_NAND_VERIFY_WRITE is not set
CONFIG_MTD_NAND=y
CONFIG_MTD_UBI_BEB_RESERVE=1
# CONFIG_MTD_UBI_DEBUG is not set
# CONFIG_MTD_UBI_GLUEBI is not set
CONFIG_MTD_UBI_WL_THRESHOLD=4096
CONFIG_MTD_UBI=y
# CONFIG_N516_LPC is not set
CONFIG_NEED_DMA_MAP_STATE=y
# CONFIG_NETDEV_1000 is not set
# CONFIG_NET_ETHERNET is not set
# CONFIG_NET_SCHED is not set
# CONFIG_NETWORK_FILESYSTEMS is not set
# CONFIG_NEW_LEDS is not set
CONFIG_NLS_ASCII=y
CONFIG_NLS_CODEPAGE_1250=y
CONFIG_NLS_CODEPAGE_1251=y
CONFIG_NLS_CODEPAGE_437=y
CONFIG_NLS_CODEPAGE_737=y
CONFIG_NLS_CODEPAGE_775=y
CONFIG_NLS_CODEPAGE_850=y
CONFIG_NLS_CODEPAGE_852=y
CONFIG_NLS_CODEPAGE_855=y
CONFIG_NLS_CODEPAGE_857=y
CONFIG_NLS_CODEPAGE_860=y
CONFIG_NLS_CODEPAGE_861=y
CONFIG_NLS_CODEPAGE_862=y
CONFIG_NLS_CODEPAGE_863=y
CONFIG_NLS_CODEPAGE_864=y
CONFIG_NLS_CODEPAGE_865=y
CONFIG_NLS_CODEPAGE_866=y
CONFIG_NLS_CODEPAGE_869=y
CONFIG_NLS_CODEPAGE_874=y
CONFIG_NLS_CODEPAGE_932=y
CONFIG_NLS_CODEPAGE_936=y
CONFIG_NLS_CODEPAGE_949=y
CONFIG_NLS_CODEPAGE_950=y
CONFIG_NLS_ISO8859_13=y
CONFIG_NLS_ISO8859_14=y
CONFIG_NLS_ISO8859_15=y
CONFIG_NLS_ISO8859_1=y
CONFIG_NLS_ISO8859_2=y
CONFIG_NLS_ISO8859_3=y
CONFIG_NLS_ISO8859_4=y
CONFIG_NLS_ISO8859_5=y
CONFIG_NLS_ISO8859_6=y
CONFIG_NLS_ISO8859_7=y
CONFIG_NLS_ISO8859_8=y
CONFIG_NLS_ISO8859_9=y
CONFIG_NLS_KOI8_R=y
CONFIG_NLS_KOI8_U=y
CONFIG_NLS_UTF8=y
CONFIG_NLS=y
# CONFIG_NO_IOPORT is not set
# CONFIG_NXP_STB220 is not set
# CONFIG_NXP_STB225 is not set
# CONFIG_PACKET_MMAP is not set
CONFIG_PAGEFLAGS_EXTENDED=y
# CONFIG_PCI is not set
# CONFIG_PDA_POWER is not set
# CONFIG_PMC_MSP is not set
# CONFIG_PMC_YOSEMITE is not set
# CONFIG_PM_DEBUG is not set
CONFIG_PM_OPS=y
# CONFIG_PM_RUNTIME is not set
CONFIG_PM_SLEEP=y
CONFIG_PM=y
# CONFIG_PNX8550_JBS is not set
# CONFIG_PNX8550_STB810 is not set
# CONFIG_POWERTV is not set
# CONFIG_POWER_SUPPLY_DEBUG is not set
CONFIG_POWER_SUPPLY=y
# CONFIG_PREEMPT_NONE is not set
CONFIG_PREEMPT=y
CONFIG_PRINTK_TIME=y
CONFIG_RTC_CLASS=y
# CONFIG_RTC_DRV_CMOS is not set
CONFIG_RTC_DRV_JZ4740=y
CONFIG_SCHED_OMIT_FRAME_POINTER=y
CONFIG_SCSI_MOD=y
# CONFIG_SCSI_DMA is not set
# CONFIG_SDIO_UART is not set
# CONFIG_SERIAL_8250_EXTENDED is not set
# CONFIG_SGI_IP22 is not set
# CONFIG_SGI_IP27 is not set
# CONFIG_SGI_IP28 is not set
# CONFIG_SGI_IP32 is not set
# CONFIG_SIBYTE_BIGSUR is not set
# CONFIG_SIBYTE_CARMEL is not set
# CONFIG_SIBYTE_CRHINE is not set
# CONFIG_SIBYTE_CRHONE is not set
# CONFIG_SIBYTE_LITTLESUR is not set
# CONFIG_SIBYTE_RHONE is not set
# CONFIG_SIBYTE_SENTOSA is not set
# CONFIG_SIBYTE_SWARM is not set
# CONFIG_SND_SOC_ALL_CODECS is not set
# CONFIG_SND_SOC_JZCODEC is not set
# CONFIG_SND_SOC_JZ4740 is not set
# CONFIG_SND_JZ4740_SOC_N516 is not set
# CONFIG_SND_JZ4740_SOC_N526 is not set
# CONFIG_SND_JZ4740_SOC_QI_LB60 is not set
CONFIG_SOC_JZ4740=y
# CONFIG_SPI_SPIDEV is not set
# CONFIG_SQUASHFS is not set
# CONFIG_STAGING is not set
CONFIG_SUSPEND_FREEZER=y
CONFIG_SUSPEND=y
# CONFIG_SYN_COOKIES is not set
CONFIG_SYS_HAS_CPU_MIPS32_R1=y
CONFIG_SYS_HAS_EARLY_PRINTK=y
CONFIG_SYS_SUPPORTS_32BIT_KERNEL=y
CONFIG_SYS_SUPPORTS_ARBIT_HZ=y
CONFIG_SYS_SUPPORTS_LITTLE_ENDIAN=y
CONFIG_TRAD_SIGNALS=y
CONFIG_UBIFS_FS_ADVANCED_COMPR=y
# CONFIG_UBIFS_FS_DEBUG is not set
CONFIG_UBIFS_FS_LZO=y
# CONFIG_UBIFS_FS_XATTR is not set
CONFIG_UBIFS_FS=y
CONFIG_UBIFS_FS_ZLIB=y
# CONFIG_USB_ARCH_HAS_EHCI is not set
CONFIG_USB_ARCH_HAS_HCD=y
CONFIG_USB_ARCH_HAS_OHCI=y
# CONFIG_USB_AUDIO is not set
# CONFIG_USB_CDC_COMPOSITE is not set
# CONFIG_USB_ETH_EEM is not set
CONFIG_USB_ETH_RNDIS=y
CONFIG_USB_ETH=y
# CONFIG_USB_FILE_STORAGE is not set
# CONFIG_USB_GADGET_AMD5536UDC is not set
# CONFIG_USB_GADGET_AT91 is not set
# CONFIG_USB_GADGET_ATMEL_USBA is not set
# CONFIG_USB_GADGET_CI13XXX is not set
# CONFIG_USB_GADGET_DEBUG_FILES is not set
# CONFIG_USB_GADGET_DEBUG_FS is not set
CONFIG_USB_GADGET_DUALSPEED=y
# CONFIG_USB_GADGET_DUMMY_HCD is not set
# CONFIG_USB_GADGETFS is not set
# CONFIG_USB_GADGET_FSL_QE is not set
# CONFIG_USB_GADGET_FSL_USB2 is not set
# CONFIG_USB_GADGET_GOKU is not set
# CONFIG_USB_GADGET_IMX is not set
CONFIG_USB_GADGET_JZ4740=y
# CONFIG_USB_GADGET_LANGWELL is not set
# CONFIG_USB_GADGET_LH7A40X is not set
# CONFIG_USB_GADGET_M66592 is not set
# CONFIG_USB_GADGET_MUSB_HDRC is not set
# CONFIG_USB_GADGET_NET2280 is not set
# CONFIG_USB_GADGET_OMAP is not set
# CONFIG_USB_GADGET_PXA25X is not set
# CONFIG_USB_GADGET_PXA27X is not set
# CONFIG_USB_GADGET_R8A66597 is not set
# CONFIG_USB_GADGET_S3C2410 is not set
# CONFIG_USB_GADGET_S3C_HSOTG is not set
CONFIG_USB_GADGET_SELECTED=y
CONFIG_USB_GADGET_VBUS_DRAW=2
CONFIG_USB_GADGET=y
# CONFIG_USB_G_PRINTER is not set
# CONFIG_USB_G_SERIAL is not set
CONFIG_USB_JZ4740=y
# CONFIG_USB_MIDI_GADGET is not set
CONFIG_USB_SUPPORT=y
# CONFIG_USB_ZERO is not set
CONFIG_VFAT_FS=y
# CONFIG_VGA_CONSOLE is not set
# CONFIG_VLAN_8021Q is not set
CONFIG_VT_CONSOLE=y
CONFIG_VT_HW_CONSOLE_BINDING=y
CONFIG_VT=y
# CONFIG_WATCHDOG is not set
# CONFIG_WLAN_80211 is not set
CONFIG_ZONE_DMA_FLAG=0

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@ -17,8 +17,22 @@ UBIFS_OPTS = -m 2048 -e 126KiB -c 4096
UBINIZE_OPTS = -m 2048 -p 128KiB -s 512
endif
UIMAGE:=$(BIN_DIR)/$(IMG_PREFIX)-uImage.bin
define kernel_entry
0x$(shell $(TARGET_CROSS)nm $(1) 2>/dev/null | grep " kernel_entry" | cut -f1 -d ' ')
endef
define MkImageGzip
gzip -9 -c $(1) > $(1).gz
mkimage -A mips -O linux -T kernel -a 0x80010000 -C gzip \
-e $(call kernel_entry,$(LINUX_DIR)/vmlinux) -n 'MIPS OpenWrt Linux-$(LINUX_VERSION)' \
-d $(1).gz $(2)
endef
define Image/BuildKernel
cp $(LINUX_DIR)/arch/mips/boot/uImage $(BIN_DIR)/$(IMG_PREFIX)-uImage.bin
$(call MkImageGzip,$(KDIR)/vmlinux,$(UIMAGE))
endef
define Image/Build/squashfs

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@ -0,0 +1,16 @@
CONFIG_FB_DEFERRED_IO=y
CONFIG_FB_JZ4740=y
CONFIG_FB_METRONOME=m
CONFIG_FB_SYS_FOPS=m
CONFIG_HWMON=y
# CONFIG_HWMON_DEBUG_CHIP is not set
CONFIG_I2C=y
CONFIG_I2C_ALGOBIT=y
CONFIG_I2C_BOARDINFO=y
CONFIG_I2C_GPIO=y
CONFIG_JZ4740_N516=y
CONFIG_LEDS_GPIO=y
CONFIG_MTD_CMDLINE_PARTS=y
CONFIG_N516_LPC=y
CONFIG_NEW_LEDS=y
CONFIG_SENSORS_LM75=y

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@ -0,0 +1,4 @@
# CONFIG_FB_SYS_COPYAREA is not set
# CONFIG_FB_SYS_FILLRECT is not set
# CONFIG_FB_SYS_IMAGEBLIT is not set
CONFIG_JZ4740_N516=y

File diff suppressed because it is too large Load Diff

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@ -0,0 +1,339 @@
From 3d317cc06fce61787e4429b98d6073e69a6b6cd7 Mon Sep 17 00:00:00 2001
From: Lars-Peter Clausen <lars@metafoo.de>
Date: Sat, 24 Apr 2010 17:34:29 +0200
Subject: [PATCH] JZ4740 cache quirks
---
arch/mips/include/asm/r4kcache.h | 231 ++++++++++++++++++++++++++++++++++++++
1 files changed, 231 insertions(+), 0 deletions(-)
diff --git a/arch/mips/include/asm/r4kcache.h b/arch/mips/include/asm/r4kcache.h
index 387bf59..b500056 100644
--- a/arch/mips/include/asm/r4kcache.h
+++ b/arch/mips/include/asm/r4kcache.h
@@ -17,6 +17,58 @@
#include <asm/cpu-features.h>
#include <asm/mipsmtregs.h>
+#ifdef CONFIG_JZRISC
+
+#define K0_TO_K1() \
+do { \
+ unsigned long __k0_addr; \
+ \
+ __asm__ __volatile__( \
+ "la %0, 1f\n\t" \
+ "or %0, %0, %1\n\t" \
+ "jr %0\n\t" \
+ "nop\n\t" \
+ "1: nop\n" \
+ : "=&r"(__k0_addr) \
+ : "r" (0x20000000) ); \
+} while(0)
+
+#define K1_TO_K0() \
+do { \
+ unsigned long __k0_addr; \
+ __asm__ __volatile__( \
+ "nop;nop;nop;nop;nop;nop;nop\n\t" \
+ "la %0, 1f\n\t" \
+ "jr %0\n\t" \
+ "nop\n\t" \
+ "1: nop\n" \
+ : "=&r" (__k0_addr)); \
+} while (0)
+
+#define INVALIDATE_BTB() \
+do { \
+ unsigned long tmp; \
+ __asm__ __volatile__( \
+ ".set mips32\n\t" \
+ "mfc0 %0, $16, 7\n\t" \
+ "nop\n\t" \
+ "ori %0, 2\n\t" \
+ "mtc0 %0, $16, 7\n\t" \
+ "nop\n\t" \
+ : "=&r" (tmp)); \
+} while (0)
+
+#define SYNC_WB() __asm__ __volatile__ ("sync")
+
+#else /* CONFIG_JZRISC */
+
+#define K0_TO_K1() do { } while (0)
+#define K1_TO_K0() do { } while (0)
+#define INVALIDATE_BTB() do { } while (0)
+#define SYNC_WB() do { } while (0)
+
+#endif /* CONFIG_JZRISC */
+
/*
* This macro return a properly sign-extended address suitable as base address
* for indexed cache operations. Two issues here:
@@ -144,6 +196,7 @@ static inline void flush_icache_line_indexed(unsigned long addr)
{
__iflush_prologue
cache_op(Index_Invalidate_I, addr);
+ INVALIDATE_BTB();
__iflush_epilogue
}
@@ -151,6 +204,7 @@ static inline void flush_dcache_line_indexed(unsigned long addr)
{
__dflush_prologue
cache_op(Index_Writeback_Inv_D, addr);
+ SYNC_WB();
__dflush_epilogue
}
@@ -163,6 +217,7 @@ static inline void flush_icache_line(unsigned long addr)
{
__iflush_prologue
cache_op(Hit_Invalidate_I, addr);
+ INVALIDATE_BTB();
__iflush_epilogue
}
@@ -170,6 +225,7 @@ static inline void flush_dcache_line(unsigned long addr)
{
__dflush_prologue
cache_op(Hit_Writeback_Inv_D, addr);
+ SYNC_WB();
__dflush_epilogue
}
@@ -177,6 +233,7 @@ static inline void invalidate_dcache_line(unsigned long addr)
{
__dflush_prologue
cache_op(Hit_Invalidate_D, addr);
+ SYNC_WB();
__dflush_epilogue
}
@@ -209,6 +266,7 @@ static inline void flush_scache_line(unsigned long addr)
static inline void protected_flush_icache_line(unsigned long addr)
{
protected_cache_op(Hit_Invalidate_I, addr);
+ INVALIDATE_BTB();
}
/*
@@ -220,6 +278,7 @@ static inline void protected_flush_icache_line(unsigned long addr)
static inline void protected_writeback_dcache_line(unsigned long addr)
{
protected_cache_op(Hit_Writeback_Inv_D, addr);
+ SYNC_WB();
}
static inline void protected_writeback_scache_line(unsigned long addr)
@@ -396,8 +455,10 @@ static inline void blast_##pfx##cache##lsize##_page_indexed(unsigned long page)
__BUILD_BLAST_CACHE(d, dcache, Index_Writeback_Inv_D, Hit_Writeback_Inv_D, 16)
__BUILD_BLAST_CACHE(i, icache, Index_Invalidate_I, Hit_Invalidate_I, 16)
__BUILD_BLAST_CACHE(s, scache, Index_Writeback_Inv_SD, Hit_Writeback_Inv_SD, 16)
+#ifndef CONFIG_JZRISC
__BUILD_BLAST_CACHE(d, dcache, Index_Writeback_Inv_D, Hit_Writeback_Inv_D, 32)
__BUILD_BLAST_CACHE(i, icache, Index_Invalidate_I, Hit_Invalidate_I, 32)
+#endif
__BUILD_BLAST_CACHE(s, scache, Index_Writeback_Inv_SD, Hit_Writeback_Inv_SD, 32)
__BUILD_BLAST_CACHE(d, dcache, Index_Writeback_Inv_D, Hit_Writeback_Inv_D, 64)
__BUILD_BLAST_CACHE(i, icache, Index_Invalidate_I, Hit_Invalidate_I, 64)
@@ -405,12 +466,122 @@ __BUILD_BLAST_CACHE(s, scache, Index_Writeback_Inv_SD, Hit_Writeback_Inv_SD, 64)
__BUILD_BLAST_CACHE(s, scache, Index_Writeback_Inv_SD, Hit_Writeback_Inv_SD, 128)
__BUILD_BLAST_CACHE(inv_d, dcache, Index_Writeback_Inv_D, Hit_Invalidate_D, 16)
+#ifndef CONFIG_JZRISC
__BUILD_BLAST_CACHE(inv_d, dcache, Index_Writeback_Inv_D, Hit_Invalidate_D, 32)
+#endif
__BUILD_BLAST_CACHE(inv_s, scache, Index_Writeback_Inv_SD, Hit_Invalidate_SD, 16)
__BUILD_BLAST_CACHE(inv_s, scache, Index_Writeback_Inv_SD, Hit_Invalidate_SD, 32)
__BUILD_BLAST_CACHE(inv_s, scache, Index_Writeback_Inv_SD, Hit_Invalidate_SD, 64)
__BUILD_BLAST_CACHE(inv_s, scache, Index_Writeback_Inv_SD, Hit_Invalidate_SD, 128)
+#ifdef CONFIG_JZRISC
+
+static inline void blast_dcache32(void)
+{
+ unsigned long start = INDEX_BASE;
+ unsigned long end = start + current_cpu_data.dcache.waysize;
+ unsigned long ws_inc = 1UL << current_cpu_data.dcache.waybit;
+ unsigned long ws_end = current_cpu_data.dcache.ways <<
+ current_cpu_data.dcache.waybit;
+ unsigned long ws, addr;
+
+ for (ws = 0; ws < ws_end; ws += ws_inc)
+ for (addr = start; addr < end; addr += 0x400)
+ cache32_unroll32(addr|ws,Index_Writeback_Inv_D);
+
+ SYNC_WB();
+}
+
+static inline void blast_dcache32_page(unsigned long page)
+{
+ unsigned long start = page;
+ unsigned long end = page + PAGE_SIZE;
+
+ do {
+ cache32_unroll32(start,Hit_Writeback_Inv_D);
+ start += 0x400;
+ } while (start < end);
+
+ SYNC_WB();
+}
+
+static inline void blast_dcache32_page_indexed(unsigned long page)
+{
+ unsigned long indexmask = current_cpu_data.dcache.waysize - 1;
+ unsigned long start = INDEX_BASE + (page & indexmask);
+ unsigned long end = start + PAGE_SIZE;
+ unsigned long ws_inc = 1UL << current_cpu_data.dcache.waybit;
+ unsigned long ws_end = current_cpu_data.dcache.ways <<
+ current_cpu_data.dcache.waybit;
+ unsigned long ws, addr;
+
+ for (ws = 0; ws < ws_end; ws += ws_inc)
+ for (addr = start; addr < end; addr += 0x400)
+ cache32_unroll32(addr|ws,Index_Writeback_Inv_D);
+
+ SYNC_WB();
+}
+
+static inline void blast_icache32(void)
+{
+ unsigned long start = INDEX_BASE;
+ unsigned long end = start + current_cpu_data.icache.waysize;
+ unsigned long ws_inc = 1UL << current_cpu_data.icache.waybit;
+ unsigned long ws_end = current_cpu_data.icache.ways <<
+ current_cpu_data.icache.waybit;
+ unsigned long ws, addr;
+
+ K0_TO_K1();
+
+ for (ws = 0; ws < ws_end; ws += ws_inc)
+ for (addr = start; addr < end; addr += 0x400)
+ cache32_unroll32(addr|ws,Index_Invalidate_I);
+
+ INVALIDATE_BTB();
+
+ K1_TO_K0();
+}
+
+static inline void blast_icache32_page(unsigned long page)
+{
+ unsigned long start = page;
+ unsigned long end = page + PAGE_SIZE;
+
+ K0_TO_K1();
+
+ do {
+ cache32_unroll32(start,Hit_Invalidate_I);
+ start += 0x400;
+ } while (start < end);
+
+ INVALIDATE_BTB();
+
+ K1_TO_K0();
+}
+
+static inline void blast_icache32_page_indexed(unsigned long page)
+{
+ unsigned long indexmask = current_cpu_data.icache.waysize - 1;
+ unsigned long start = INDEX_BASE + (page & indexmask);
+ unsigned long end = start + PAGE_SIZE;
+ unsigned long ws_inc = 1UL << current_cpu_data.icache.waybit;
+ unsigned long ws_end = current_cpu_data.icache.ways <<
+ current_cpu_data.icache.waybit;
+ unsigned long ws, addr;
+
+ K0_TO_K1();
+
+ for (ws = 0; ws < ws_end; ws += ws_inc)
+ for (addr = start; addr < end; addr += 0x400)
+ cache32_unroll32(addr|ws,Index_Invalidate_I);
+
+ INVALIDATE_BTB();
+
+ K1_TO_K0();
+}
+
+#endif /* CONFIG_JZRISC */
+
/* build blast_xxx_range, protected_blast_xxx_range */
#define __BUILD_BLAST_CACHE_RANGE(pfx, desc, hitop, prot) \
static inline void prot##blast_##pfx##cache##_range(unsigned long start, \
@@ -432,13 +603,73 @@ static inline void prot##blast_##pfx##cache##_range(unsigned long start, \
__##pfx##flush_epilogue \
}
+#ifndef CONFIG_JZRISC
__BUILD_BLAST_CACHE_RANGE(d, dcache, Hit_Writeback_Inv_D, protected_)
+#endif
__BUILD_BLAST_CACHE_RANGE(s, scache, Hit_Writeback_Inv_SD, protected_)
+#ifndef CONFIG_JZRISC
__BUILD_BLAST_CACHE_RANGE(i, icache, Hit_Invalidate_I, protected_)
__BUILD_BLAST_CACHE_RANGE(d, dcache, Hit_Writeback_Inv_D, )
+#endif
__BUILD_BLAST_CACHE_RANGE(s, scache, Hit_Writeback_Inv_SD, )
/* blast_inv_dcache_range */
__BUILD_BLAST_CACHE_RANGE(inv_d, dcache, Hit_Invalidate_D, )
__BUILD_BLAST_CACHE_RANGE(inv_s, scache, Hit_Invalidate_SD, )
+#ifdef CONFIG_JZRISC
+
+static inline void protected_blast_dcache_range(unsigned long start,
+ unsigned long end)
+{
+ unsigned long lsize = cpu_dcache_line_size();
+ unsigned long addr = start & ~(lsize - 1);
+ unsigned long aend = (end - 1) & ~(lsize - 1);
+
+ while (1) {
+ protected_cache_op(Hit_Writeback_Inv_D, addr);
+ if (addr == aend)
+ break;
+ addr += lsize;
+ }
+ SYNC_WB();
+}
+
+static inline void protected_blast_icache_range(unsigned long start,
+ unsigned long end)
+{
+ unsigned long lsize = cpu_icache_line_size();
+ unsigned long addr = start & ~(lsize - 1);
+ unsigned long aend = (end - 1) & ~(lsize - 1);
+
+ K0_TO_K1();
+
+ while (1) {
+ protected_cache_op(Hit_Invalidate_I, addr);
+ if (addr == aend)
+ break;
+ addr += lsize;
+ }
+ INVALIDATE_BTB();
+
+ K1_TO_K0();
+}
+
+static inline void blast_dcache_range(unsigned long start,
+ unsigned long end)
+{
+ unsigned long lsize = cpu_dcache_line_size();
+ unsigned long addr = start & ~(lsize - 1);
+ unsigned long aend = (end - 1) & ~(lsize - 1);
+
+ while (1) {
+ cache_op(Hit_Writeback_Inv_D, addr);
+ if (addr == aend)
+ break;
+ addr += lsize;
+ }
+ SYNC_WB();
+}
+
+#endif /* CONFIG_JZRISC */
+
#endif /* _ASM_R4KCACHE_H */
--
1.5.6.5

View File

@ -0,0 +1,594 @@
From 876a111075de6fcffbaa0814ee4118ac739df1a9 Mon Sep 17 00:00:00 2001
From: Lars-Peter Clausen <lars@metafoo.de>
Date: Sat, 24 Apr 2010 17:24:26 +0200
Subject: [PATCH] Add qi_lb60 board support
---
arch/mips/include/asm/mach-jz4740/board-qi_lb60.h | 51 +++
arch/mips/jz4740/Kconfig | 4 +
arch/mips/jz4740/Makefile | 2 +
arch/mips/jz4740/board-qi_lb60.c | 486 +++++++++++++++++++++
4 files changed, 543 insertions(+), 0 deletions(-)
create mode 100644 arch/mips/include/asm/mach-jz4740/board-qi_lb60.h
create mode 100644 arch/mips/jz4740/board-qi_lb60.c
diff --git a/arch/mips/include/asm/mach-jz4740/board-qi_lb60.h b/arch/mips/include/asm/mach-jz4740/board-qi_lb60.h
new file mode 100644
index 0000000..cfbf073
--- /dev/null
+++ b/arch/mips/include/asm/mach-jz4740/board-qi_lb60.h
@@ -0,0 +1,51 @@
+/*
+ * Copyright (c) 2009 Qi Hardware Inc.,
+ * Author: Xiangfu Liu <xiangfu@qi-hardware.com>
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef __ASM_JZ4740_QI_LB60_H__
+#define __ASM_JZ4740_QI_LB60_H__
+
+#include <linux/gpio.h>
+
+/*
+ * GPIO
+ */
+#define GPIO_DC_DETE_N JZ_GPIO_PORTC(26)
+#define GPIO_CHARG_STAT_N JZ_GPIO_PORTC(27)
+#define GPIO_LED_EN JZ_GPIO_PORTC(28)
+#define GPIO_LCD_CS JZ_GPIO_PORTC(21)
+#define GPIO_DISP_OFF_N JZ_GPIO_PORTD(21)
+#define GPIO_PWM JZ_GPIO_PORTD(27)
+#define GPIO_WAKEUP_N JZ_GPIO_PORTD(29)
+
+#define GPIO_AMP_EN JZ_GPIO_PORTD(4)
+
+#define GPIO_SD_CD_N JZ_GPIO_PORTD(0)
+#define GPIO_SD_VCC_EN_N JZ_GPIO_PORTD(2)
+
+#define GPIO_USB_DETE JZ_GPIO_PORTD(28)
+#define GPIO_BUZZ_PWM JZ_GPIO_PORTD(27)
+#define GPIO_UDC_HOTPLUG GPIO_USB_DETE
+
+#define GPIO_AUDIO_POP JZ_GPIO_PORTB(29)
+#define GPIO_COB_TEST JZ_GPIO_PORTB(30)
+
+#define GPIO_KEYOUT_BASE JZ_GPIO_PORTC(10)
+#define GPIO_KEYIN_BASE JZ_GPIO_PORTD(18)
+#define GPIO_KEYIN_8 JZ_GPIO_PORTD(26)
+
+#endif /* __ASM_JZ4740_QI_LB60_H__ */
diff --git a/arch/mips/jz4740/Kconfig b/arch/mips/jz4740/Kconfig
index 5f6da09..3de3b99 100644
--- a/arch/mips/jz4740/Kconfig
+++ b/arch/mips/jz4740/Kconfig
@@ -3,6 +3,10 @@ choice
depends on MACH_JZ
default JZ4740_QI_LB60
+config JZ4740_QI_LB60
+ bool "Qi Hardware Ben NanoNote"
+ select SOC_JZ4740
+
endchoice
config HAVE_PWM
diff --git a/arch/mips/jz4740/Makefile b/arch/mips/jz4740/Makefile
index e389ddd..deca88e 100644
--- a/arch/mips/jz4740/Makefile
+++ b/arch/mips/jz4740/Makefile
@@ -11,6 +11,8 @@ obj-$(CONFIG_DEBUG_FS) += clock-debugfs.o
# board specific support
+obj-$(CONFIG_JZ4740_QI_LB60) += board-qi_lb60.o
+
# PM support
obj-$(CONFIG_PM) += pm.o
diff --git a/arch/mips/jz4740/board-qi_lb60.c b/arch/mips/jz4740/board-qi_lb60.c
new file mode 100644
index 0000000..b3cc308
--- /dev/null
+++ b/arch/mips/jz4740/board-qi_lb60.c
@@ -0,0 +1,486 @@
+/*
+ * linux/arch/mips/jz4740/board-qi_lb60.c
+ *
+ * QI_LB60 setup routines.
+ *
+ * Copyright (c) 2009 Qi Hardware inc.,
+ * Author: Xiangfu Liu <xiangfu@qi-hardware.com>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 or later
+ * as published by the Free Software Foundation.
+ */
+
+#include <linux/kernel.h>
+#include <linux/init.h>
+#include <linux/gpio.h>
+
+#include <asm/mach-jz4740/board-qi_lb60.h>
+#include <asm/mach-jz4740/platform.h>
+
+#include <linux/input.h>
+#include <linux/gpio_keys.h>
+#include <linux/mtd/jz4740_nand.h>
+#include <linux/jz4740_fb.h>
+#include <linux/input/matrix_keypad.h>
+#include <linux/mtd/jz4740_nand.h>
+#include <linux/spi/spi.h>
+#include <linux/spi/spi_gpio.h>
+#include <linux/power_supply.h>
+#include <linux/power/jz4740-battery.h>
+#include <linux/power/gpio-charger.h>
+#include <linux/mmc/jz4740_mmc.h>
+
+#include <linux/regulator/fixed.h>
+#include <linux/regulator/machine.h>
+
+#include <linux/leds_pwm.h>
+
+#include "clock.h"
+
+static bool is_avt2;
+
+/* NAND */
+static struct nand_ecclayout qi_lb60_ecclayout_1gb = {
+ .eccbytes = 36,
+ .eccpos = {
+ 6, 7, 8, 9, 10, 11, 12, 13,
+ 14, 15, 16, 17, 18, 19, 20, 21,
+ 22, 23, 24, 25, 26, 27, 28, 29,
+ 30, 31, 32, 33, 34, 35, 36, 37,
+ 38, 39, 40, 41},
+ .oobfree = {
+ {.offset = 2,
+ .length = 4},
+ {.offset = 42,
+ .length = 22}}
+};
+
+static struct mtd_partition qi_lb60_partitions_1gb[] = {
+ { .name = "NAND BOOT partition",
+ .offset = 0 * 0x100000,
+ .size = 4 * 0x100000,
+ },
+ { .name = "NAND KERNEL partition",
+ .offset = 4 * 0x100000,
+ .size = 4 * 0x100000,
+ },
+ { .name = "NAND ROOTFS partition",
+ .offset = 8 * 0x100000,
+ .size = (504 + 512) * 0x100000,
+ },
+};
+
+static struct nand_ecclayout qi_lb60_ecclayout_2gb = {
+ .eccbytes = 72,
+ .eccpos = {
+ 12, 13, 14, 15, 16, 17, 18, 19,
+ 20, 21, 22, 23, 24, 25, 26, 27,
+ 28, 29, 30, 31, 32, 33, 34, 35,
+ 36, 37, 38, 39, 40, 41, 42, 43,
+ 44, 45, 46, 47, 48, 49, 50, 51,
+ 52, 53, 54, 55, 56, 57, 58, 59,
+ 60, 61, 62, 63, 64, 65, 66, 67,
+ 68, 69, 70, 71, 72, 73, 74, 75,
+ 76, 77, 78, 79, 80, 81, 82, 83},
+ .oobfree = {
+ { .offset = 2, .length = 10},
+ { .offset = 84, .length = 44},
+ },
+};
+
+static struct mtd_partition qi_lb60_partitions_2gb[] = {
+ { .name = "NAND BOOT partition",
+ .offset = 0 * 0x100000,
+ .size = 4 * 0x100000,
+ },
+ { .name = "NAND KERNEL partition",
+ .offset = 4 * 0x100000,
+ .size = 4 * 0x100000,
+ },
+ { .name = "NAND ROOTFS partition",
+ .offset = 8 * 0x100000,
+ .size = (504 + 512 + 1024) * 0x100000,
+ },
+};
+
+static void qi_lb60_nand_ident(struct platform_device *pdev,
+ struct nand_chip *chip, struct mtd_partition **partitions,
+ int *num_partitions)
+{
+ if (chip->page_shift == 12) {
+ chip->ecc.layout = &qi_lb60_ecclayout_2gb;
+ *partitions = qi_lb60_partitions_2gb;
+ *num_partitions = ARRAY_SIZE(qi_lb60_partitions_2gb);
+ } else {
+ chip->ecc.layout = &qi_lb60_ecclayout_1gb;
+ *partitions = qi_lb60_partitions_1gb;
+ *num_partitions = ARRAY_SIZE(qi_lb60_partitions_1gb);
+ }
+}
+
+static struct jz_nand_platform_data qi_lb60_nand_pdata = {
+ .ident_callback = qi_lb60_nand_ident,
+ .busy_gpio = 94,
+};
+
+/* Keyboard*/
+
+/* #define KEEP_UART_ALIVE
+ * don't define this. the keyboard and keyboard both work
+ */
+
+#define KEY_QI_QI KEY_F13
+#define KEY_QI_UPRED KEY_RIGHTALT
+#define KEY_QI_VOLUP KEY_VOLUMEUP
+#define KEY_QI_VOLDOWN KEY_VOLUMEDOWN
+#define KEY_QI_FN KEY_LEFTCTRL
+
+static const uint32_t qi_lb60_keymap[] = {
+ KEY(0, 0, KEY_F1), /* S2 */
+ KEY(0, 1, KEY_F2), /* S3 */
+ KEY(0, 2, KEY_F3), /* S4 */
+ KEY(0, 3, KEY_F4), /* S5 */
+ KEY(0, 4, KEY_F5), /* S6 */
+ KEY(0, 5, KEY_F6), /* S7 */
+ KEY(0, 6, KEY_F7), /* S8 */
+
+ KEY(1, 0, KEY_Q), /* S10 */
+ KEY(1, 1, KEY_W), /* S11 */
+ KEY(1, 2, KEY_E), /* S12 */
+ KEY(1, 3, KEY_R), /* S13 */
+ KEY(1, 4, KEY_T), /* S14 */
+ KEY(1, 5, KEY_Y), /* S15 */
+ KEY(1, 6, KEY_U), /* S16 */
+ KEY(1, 7, KEY_I), /* S17 */
+ KEY(2, 0, KEY_A), /* S18 */
+ KEY(2, 1, KEY_S), /* S19 */
+ KEY(2, 2, KEY_D), /* S20 */
+ KEY(2, 3, KEY_F), /* S21 */
+ KEY(2, 4, KEY_G), /* S22 */
+ KEY(2, 5, KEY_H), /* S23 */
+ KEY(2, 6, KEY_J), /* S24 */
+ KEY(2, 7, KEY_K), /* S25 */
+ KEY(3, 0, KEY_ESC), /* S26 */
+ KEY(3, 1, KEY_Z), /* S27 */
+ KEY(3, 2, KEY_X), /* S28 */
+ KEY(3, 3, KEY_C), /* S29 */
+ KEY(3, 4, KEY_V), /* S30 */
+ KEY(3, 5, KEY_B), /* S31 */
+ KEY(3, 6, KEY_N), /* S32 */
+ KEY(3, 7, KEY_M), /* S33 */
+ KEY(4, 0, KEY_TAB), /* S34 */
+ KEY(4, 1, KEY_CAPSLOCK), /* S35 */
+ KEY(4, 2, KEY_BACKSLASH), /* S36 */
+ KEY(4, 3, KEY_APOSTROPHE), /* S37 */
+ KEY(4, 4, KEY_COMMA), /* S38 */
+ KEY(4, 5, KEY_DOT), /* S39 */
+ KEY(4, 6, KEY_SLASH), /* S40 */
+ KEY(4, 7, KEY_UP), /* S41 */
+ KEY(5, 0, KEY_O), /* S42 */
+ KEY(5, 1, KEY_L), /* S43 */
+ KEY(5, 2, KEY_EQUAL), /* S44 */
+ KEY(5, 3, KEY_QI_UPRED), /* S45 */
+ KEY(5, 4, KEY_SPACE), /* S46 */
+ KEY(5, 5, KEY_QI_QI), /* S47 */
+ KEY(5, 6, KEY_RIGHTCTRL), /* S48 */
+ KEY(5, 7, KEY_LEFT), /* S49 */
+ KEY(6, 0, KEY_F8), /* S50 */
+ KEY(6, 1, KEY_P), /* S51 */
+ KEY(6, 2, KEY_BACKSPACE),/* S52 */
+ KEY(6, 3, KEY_ENTER), /* S53 */
+ KEY(6, 4, KEY_QI_VOLUP), /* S54 */
+ KEY(6, 5, KEY_QI_VOLDOWN), /* S55 */
+ KEY(6, 6, KEY_DOWN), /* S56 */
+ KEY(6, 7, KEY_RIGHT), /* S57 */
+
+#ifndef KEEP_UART_ALIVE
+ KEY(7, 0, KEY_LEFTSHIFT), /* S58 */
+ KEY(7, 1, KEY_LEFTALT), /* S59 */
+ KEY(7, 2, KEY_QI_FN), /* S60 */
+#endif
+};
+
+static const struct matrix_keymap_data qi_lb60_keymap_data = {
+ .keymap = qi_lb60_keymap,
+ .keymap_size = ARRAY_SIZE(qi_lb60_keymap),
+};
+
+static const unsigned int qi_lb60_keypad_cols[] = {
+ 74, 75, 76, 77, 78, 79, 80, 81,
+};
+
+static const unsigned int qi_lb60_keypad_rows[] = {
+ 114, 115, 116, 117, 118, 119, 120,
+#ifndef KEEP_UART_ALIVE
+ 122,
+#endif
+};
+
+static struct matrix_keypad_platform_data qi_lb60_pdata = {
+ .keymap_data = &qi_lb60_keymap_data,
+ .col_gpios = qi_lb60_keypad_cols,
+ .row_gpios = qi_lb60_keypad_rows,
+ .num_col_gpios = ARRAY_SIZE(qi_lb60_keypad_cols),
+ .num_row_gpios = ARRAY_SIZE(qi_lb60_keypad_rows),
+ .col_scan_delay_us = 10,
+ .debounce_ms = 10,
+ .wakeup = 1,
+ .active_low = 1,
+};
+
+static struct platform_device qi_lb60_keypad = {
+ .name = "matrix-keypad",
+ .id = -1,
+ .dev = {
+ .platform_data = &qi_lb60_pdata,
+ },
+};
+
+/* Display */
+static struct fb_videomode qi_lb60_video_modes[] = {
+ {
+ .name = "320x240",
+ .xres = 320,
+ .yres = 240,
+ .refresh = 30,
+ .left_margin = 140,
+ .right_margin = 273,
+ .upper_margin = 20,
+ .lower_margin = 2,
+ .hsync_len = 1,
+ .vsync_len = 1,
+ .sync = 0,
+ .vmode = FB_VMODE_NONINTERLACED,
+ },
+};
+
+static struct jz4740_fb_platform_data qi_lb60_fb_pdata = {
+ .width = 60,
+ .height = 45,
+ .num_modes = ARRAY_SIZE(qi_lb60_video_modes),
+ .modes = qi_lb60_video_modes,
+ .bpp = 24,
+ .lcd_type = JZ_LCD_TYPE_8BIT_SERIAL,
+ .pixclk_falling_edge = 1,
+};
+
+
+struct spi_gpio_platform_data spigpio_platform_data = {
+ .sck = JZ_GPIO_PORTC(23),
+ .mosi = JZ_GPIO_PORTC(22),
+ .miso = -1,
+ .num_chipselect = 1,
+};
+
+static struct platform_device spigpio_device = {
+ .name = "spi_gpio",
+ .id = 1,
+ .dev = {
+ .platform_data = &spigpio_platform_data,
+ },
+};
+
+static struct spi_board_info qi_lb60_spi_board_info[] = {
+ {
+ .modalias = "gpm940b0",
+ .controller_data = (void *)JZ_GPIO_PORTC(21),
+ .chip_select = 0,
+ .bus_num = 1,
+ .max_speed_hz = 30 * 1000,
+ .mode = SPI_3WIRE,
+ },
+};
+
+/* Battery */
+static struct jz_battery_platform_data qi_lb60_battery_pdata = {
+ .gpio_charge = GPIO_CHARG_STAT_N,
+ .gpio_charge_active_low = 1,
+ .info = {
+ .name = "battery",
+ .technology = POWER_SUPPLY_TECHNOLOGY_LIPO,
+ .voltage_max_design = 4200000,
+ .voltage_min_design = 3600000,
+ },
+};
+
+static char *qi_lb60_batteries[] = {
+ "battery",
+};
+
+static struct gpio_charger_platform_data qi_lb60_charger_pdata = {
+ .name = "USB",
+ .type = POWER_SUPPLY_TYPE_USB,
+ .gpio = GPIO_USB_DETE,
+ .gpio_active_low = 1,
+ .batteries = qi_lb60_batteries,
+ .num_batteries = ARRAY_SIZE(qi_lb60_batteries),
+};
+
+static struct platform_device qi_lb60_charger_device = {
+ .name = "gpio-charger",
+ .dev = {
+ .platform_data = &qi_lb60_charger_pdata,
+ },
+};
+
+/* GPIO Key: power */
+static struct gpio_keys_button qi_lb60_gpio_keys_buttons[] = {
+ [0] = {
+ .code = KEY_POWER,
+ .gpio = GPIO_WAKEUP_N,
+ .active_low = 1,
+ .desc = "Power",
+ .wakeup = 1,
+ },
+};
+
+static struct gpio_keys_platform_data qi_lb60_gpio_keys_data = {
+ .nbuttons = ARRAY_SIZE(qi_lb60_gpio_keys_buttons),
+ .buttons = qi_lb60_gpio_keys_buttons,
+};
+
+static struct platform_device qi_lb60_gpio_keys = {
+ .name = "gpio-keys",
+ .id = -1,
+ .dev = {
+ .platform_data = &qi_lb60_gpio_keys_data,
+ }
+};
+
+static struct jz4740_mmc_platform_data qi_lb60_mmc_pdata = {
+ .gpio_card_detect = JZ_GPIO_PORTD(0),
+ .gpio_read_only = -1,
+ .gpio_power = JZ_GPIO_PORTD(2),
+ .power_active_low = 1,
+};
+
+static struct regulator_consumer_supply avt2_usb_regulator_consumer =
+ REGULATOR_SUPPLY("vbus", "jz4740-ohci");
+
+static struct regulator_init_data avt2_usb_regulator_init_data = {
+ .num_consumer_supplies = 1,
+ .consumer_supplies = &avt2_usb_regulator_consumer,
+ .constraints = {
+ .name = "USB power",
+ .min_uV = 5000000,
+ .max_uV = 5000000,
+ .valid_modes_mask = REGULATOR_MODE_NORMAL,
+ .valid_ops_mask = REGULATOR_CHANGE_STATUS,
+ },
+};
+
+static struct fixed_voltage_config avt2_usb_regulator_data = {
+ .supply_name = "USB power",
+ .microvolts = 5000000,
+ .gpio = JZ_GPIO_PORTB(17),
+ .init_data = &avt2_usb_regulator_init_data,
+};
+
+static struct platform_device avt2_usb_regulator_device = {
+ .name = "reg-fixed-voltage",
+ .id = -1,
+ .dev = {
+ .platform_data = &avt2_usb_regulator_data,
+ }
+};
+
+static struct led_pwm qi_lb60_pizo_led = {
+ .name = "nanonote::pizo",
+ .pwm_id = 4,
+ .max_brightness = 255,
+ .pwm_period_ns = 1000000,
+};
+
+static struct led_pwm_platform_data qi_lb60_pizo_data = {
+ .num_leds = 1,
+ .leds = &qi_lb60_pizo_led,
+};
+
+static struct platform_device qi_lb60_pizo_device = {
+ .name = "leds_pwm",
+ .id = -1,
+ .dev = {
+ .platform_data = &qi_lb60_pizo_data,
+ }
+};
+
+static struct platform_device *jz_platform_devices[] __initdata = {
+ &jz4740_usb_gdt_device,
+ &jz4740_mmc_device,
+ &jz4740_nand_device,
+ &qi_lb60_keypad,
+ &spigpio_device,
+ &jz4740_framebuffer_device,
+ &jz4740_i2s_device,
+ &jz4740_codec_device,
+ &jz4740_rtc_device,
+ &jz4740_adc_device,
+ &jz4740_battery_device,
+ &qi_lb60_gpio_keys,
+ &qi_lb60_charger_device,
+ &qi_lb60_pizo_device,
+};
+
+static void __init board_gpio_setup(void)
+{
+ /* We only need to enable/disable pullup here for pins used in generic
+ * drivers. Everything else is done by the drivers themselfs. */
+ jz_gpio_disable_pullup(GPIO_SD_VCC_EN_N);
+ jz_gpio_disable_pullup(GPIO_SD_CD_N);
+}
+
+static int __init qi_lb60_init_platform_devices(void)
+{
+ jz4740_framebuffer_device.dev.platform_data = &qi_lb60_fb_pdata;
+ jz4740_nand_device.dev.platform_data = &qi_lb60_nand_pdata;
+ jz4740_battery_device.dev.platform_data = &qi_lb60_battery_pdata;
+ jz4740_mmc_device.dev.platform_data = &qi_lb60_mmc_pdata;
+
+ spi_register_board_info(qi_lb60_spi_board_info,
+ ARRAY_SIZE(qi_lb60_spi_board_info));
+
+ if (is_avt2) {
+ platform_device_register(&avt2_usb_regulator_device);
+ platform_device_register(&jz4740_usb_ohci_device);
+ }
+
+ return platform_add_devices(jz_platform_devices,
+ ARRAY_SIZE(jz_platform_devices));
+
+}
+
+struct jz4740_clock_board_data jz4740_clock_bdata = {
+ .ext_rate = 12000000,
+ .rtc_rate = 32768,
+};
+
+extern int jz_gpiolib_init(void);
+
+static __init int board_avt2(char *str)
+{
+ qi_lb60_mmc_pdata.card_detect_active_low = 1;
+ qi_lb60_mmc_pdata.power_active_low = 1;
+ is_avt2 = true;
+
+ return 1;
+}
+
+__setup("avt2", board_avt2);
+
+static int __init qi_lb60_board_setup(void)
+{
+ printk(KERN_INFO "Qi Hardware JZ4740 QI_LB60 setup\n");
+ if (jz_gpiolib_init())
+ panic("Failed to initalize jz gpio\n");
+
+ jz4740_clock_init();
+ board_gpio_setup();
+
+ if (qi_lb60_init_platform_devices())
+ panic("Failed to initalize platform devices\n");
+
+ return 0;
+}
+
+arch_initcall(qi_lb60_board_setup);
--
1.5.6.5

View File

@ -0,0 +1,702 @@
From 49f148f79887cec83c4b051c104072d770a6a9af Mon Sep 17 00:00:00 2001
From: Lars-Peter Clausen <lars@metafoo.de>
Date: Sat, 24 Apr 2010 17:25:01 +0200
Subject: [PATCH] Add n516 board support
---
arch/mips/include/asm/mach-jz4740/board-n516.h | 39 +++
arch/mips/jz4740/Kconfig | 4 +
arch/mips/jz4740/Makefile | 1 +
arch/mips/jz4740/board-n516-display.c | 393 ++++++++++++++++++++++++
arch/mips/jz4740/board-n516.c | 206 +++++++++++++
5 files changed, 643 insertions(+), 0 deletions(-)
create mode 100644 arch/mips/include/asm/mach-jz4740/board-n516.h
create mode 100644 arch/mips/jz4740/board-n516-display.c
create mode 100644 arch/mips/jz4740/board-n516.c
diff --git a/arch/mips/include/asm/mach-jz4740/board-n516.h b/arch/mips/include/asm/mach-jz4740/board-n516.h
new file mode 100644
index 0000000..f3f1e0a
--- /dev/null
+++ b/arch/mips/include/asm/mach-jz4740/board-n516.h
@@ -0,0 +1,39 @@
+/*
+ * linux/include/asm-mips/mach-jz4740/board-n516.h
+ *
+ * JZ4730-based N516 board definition.
+ *
+ * Copyright (C) 2009, Yauhen Kharuzhy <jekhor@gmail.com>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ */
+
+#ifndef __ASM_JZ4740_N516_H__
+#define __ASM_JZ4740_N516_H__
+
+#include <asm/mach-jz4740/gpio.h>
+
+/*
+ * GPIO
+ */
+#define GPIO_SD_VCC_EN_N JZ_GPIO_PORTD(17)
+#define GPIO_SD_CD_N JZ_GPIO_PORTD(7)
+#define GPIO_SD_WP JZ_GPIO_PORTD(15)
+#define GPIO_USB_DETECT JZ_GPIO_PORTD(19)
+#define GPIO_CHARG_STAT_N JZ_GPIO_PORTD(16)
+#define GPIO_LED_ENABLE JZ_GPIO_PORTD(28)
+#define GPIO_LPC_INT JZ_GPIO_PORTD(14)
+#define GPIO_HPHONE_DETECT JZ_GPIO_PORTD(20)
+#define GPIO_SPEAKER_ENABLE JZ_GPIO_PORTD(21)
+
+/* Display */
+#define GPIO_DISPLAY_RST_L JZ_GPIO_PORTB(18)
+#define GPIO_DISPLAY_RDY JZ_GPIO_PORTB(17)
+#define GPIO_DISPLAY_STBY JZ_GPIO_PORTC(22)
+#define GPIO_DISPLAY_ERR JZ_GPIO_PORTC(23)
+#define GPIO_DISPLAY_OFF JZ_GPIO_PORTD(1)
+
+#endif /* __ASM_JZ4740_N516_H__ */
diff --git a/arch/mips/jz4740/Kconfig b/arch/mips/jz4740/Kconfig
index 3de3b99..b987c27 100644
--- a/arch/mips/jz4740/Kconfig
+++ b/arch/mips/jz4740/Kconfig
@@ -7,6 +7,10 @@ config JZ4740_QI_LB60
bool "Qi Hardware Ben NanoNote"
select SOC_JZ4740
+config JZ4740_N516
+ bool "Hanvon n516 eBook reader"
+ select SOC_JZ4740
+
endchoice
config HAVE_PWM
diff --git a/arch/mips/jz4740/Makefile b/arch/mips/jz4740/Makefile
index deca88e..9ed5e5b 100644
--- a/arch/mips/jz4740/Makefile
+++ b/arch/mips/jz4740/Makefile
@@ -12,6 +12,7 @@ obj-$(CONFIG_DEBUG_FS) += clock-debugfs.o
# board specific support
obj-$(CONFIG_JZ4740_QI_LB60) += board-qi_lb60.o
+obj-$(CONFIG_JZ4740_N516) += board-n516.o board-n516-display.o
# PM support
diff --git a/arch/mips/jz4740/board-n516-display.c b/arch/mips/jz4740/board-n516-display.c
new file mode 100644
index 0000000..44d8237
--- /dev/null
+++ b/arch/mips/jz4740/board-n516-display.c
@@ -0,0 +1,393 @@
+/*
+ * board-n516-display.c -- Platform device for N516 display
+ *
+ * Copyright (C) 2009, Yauhen Kharuzhy <jekhor@gmail.com>
+ *
+ * This file is subject to the terms and conditions of the GNU General Public
+ * License. See the file COPYING in the main directory of this archive for
+ * more details.
+ */
+
+#include <linux/module.h>
+#include <linux/kernel.h>
+#include <linux/errno.h>
+#include <linux/string.h>
+#include <linux/delay.h>
+#include <linux/interrupt.h>
+#include <linux/fb.h>
+#include <linux/init.h>
+#include <linux/platform_device.h>
+#include <linux/irq.h>
+#include <linux/gpio.h>
+#include <linux/jz4740_fb.h>
+
+#include <asm/mach-jz4740/platform.h>
+#include <asm/mach-jz4740/board-n516.h>
+
+#include <video/metronomefb.h>
+#include <linux/console.h>
+
+static struct fb_videomode n516_fb_modes[] = {
+ [0] = {
+ .name = "Metronome 800x600",
+ .refresh = 50,
+ .xres = 400,
+ .yres = 624,
+ .hsync_len = 31,
+ .vsync_len = 23,
+ .right_margin = 31,
+ .left_margin = 5,
+ .upper_margin = 1,
+ .lower_margin = 2,
+ .sync = FB_SYNC_HOR_HIGH_ACT | FB_SYNC_VERT_HIGH_ACT,
+ },
+};
+
+static struct jz4740_fb_platform_data n516_fb_pdata = {
+ .num_modes = ARRAY_SIZE(n516_fb_modes),
+ .modes = n516_fb_modes,
+ .bpp = 16,
+ .lcd_type = JZ_LCD_TYPE_GENERIC_16_BIT,
+};
+
+struct n516_board_info {
+ uint8_t *metromem;
+ size_t wfm_size;
+ struct fb_info *host_fbinfo; /* the host LCD controller's fbi */
+ unsigned int fw;
+ unsigned int fh;
+};
+
+static struct platform_device *n516_device;
+static struct n516_board_info n516_board_info;
+
+static int metronome_gpios[] = {
+ GPIO_DISPLAY_STBY,
+ GPIO_DISPLAY_RST_L,
+ GPIO_DISPLAY_RDY,
+ GPIO_DISPLAY_ERR,
+/* GPIO_DISPLAY_OFF,*/
+};
+
+static const char *metronome_gpio_names[] = {
+ "Metronome STDBY",
+ "Metronome RST",
+ "Metronome RDY",
+ "Metronome ERR",
+/* "Metronone OFF",*/
+};
+
+static int n516_enable_hostfb(bool enable)
+{
+ int ret;
+ int blank = enable ? FB_BLANK_UNBLANK : FB_BLANK_POWERDOWN;
+
+ acquire_console_sem();
+ ret = fb_blank(n516_board_info.host_fbinfo, blank);
+ release_console_sem();
+
+ return ret;
+}
+
+static int n516_init_metronome_gpios(struct metronomefb_par *par)
+{
+ int i;
+ int ret;
+
+ for (i = 0; i < ARRAY_SIZE(metronome_gpios); ++i) {
+ ret = gpio_request(metronome_gpios[i], metronome_gpio_names[i]);
+ if (ret)
+ goto err;
+ }
+
+ gpio_direction_output(GPIO_DISPLAY_OFF, 0);
+ gpio_direction_output(GPIO_DISPLAY_RST_L, 0);
+ gpio_direction_output(GPIO_DISPLAY_STBY, 0);
+ gpio_direction_input(GPIO_DISPLAY_RDY);
+ gpio_direction_input(GPIO_DISPLAY_ERR);
+
+ return 0;
+err:
+ for (--i; i >= 0; --i)
+ gpio_free(metronome_gpios[i]);
+
+ return ret;
+}
+
+static int n516_share_video_mem(struct fb_info *info)
+{
+ int ret;
+
+ dev_dbg(&n516_device->dev, "ENTER %s\n", __func__);
+ dev_dbg(&n516_device->dev, "%s, info->var.xres = %u, info->var.yres = %u\n", __func__, info->var.xres, info->var.yres);
+ /* rough check if this is our desired fb and not something else */
+ if ((info->var.xres != n516_fb_pdata.modes[0].xres)
+ || (info->var.yres != n516_fb_pdata.modes[0].yres))
+ return 0;
+
+ /* we've now been notified that we have our new fb */
+ n516_board_info.metromem = info->screen_base;
+ n516_board_info.host_fbinfo = info;
+
+ n516_enable_hostfb(false);
+ /* try to refcount host drv since we are the consumer after this */
+ if (!try_module_get(info->fbops->owner))
+ return -ENODEV;
+
+ /* this _add binds metronomefb to n516. metronomefb refcounts n516 */
+ ret = platform_device_add(n516_device);
+
+ if (ret) {
+ platform_device_put(n516_device);
+ return ret;
+ }
+
+ /* request our platform independent driver */
+ request_module("metronomefb");
+
+ return 0;
+}
+
+static int n516_unshare_video_mem(struct fb_info *info)
+{
+ dev_dbg(&n516_device->dev, "ENTER %s\n", __func__);
+
+ if (info != n516_board_info.host_fbinfo)
+ return 0;
+
+ module_put(n516_board_info.host_fbinfo->fbops->owner);
+ return 0;
+}
+
+static int n516_fb_notifier_callback(struct notifier_block *self,
+ unsigned long event, void *data)
+{
+ struct fb_event *evdata = data;
+ struct fb_info *info = evdata->info;
+
+ dev_dbg(&n516_device->dev, "ENTER %s\n", __func__);
+
+ if (event == FB_EVENT_FB_REGISTERED)
+ return n516_share_video_mem(info);
+ else if (event == FB_EVENT_FB_UNREGISTERED)
+ return n516_unshare_video_mem(info);
+
+ return 0;
+}
+
+static struct notifier_block n516_fb_notif = {
+ .notifier_call = n516_fb_notifier_callback,
+};
+
+/* this gets called as part of our init. these steps must be done now so
+ * that we can use set_pxa_fb_info */
+static void __init n516_presetup_fb(void)
+{
+ int padding_size;
+ int totalsize;
+
+ /* the frame buffer is divided as follows:
+ command | CRC | padding
+ 16kb waveform data | CRC | padding
+ image data | CRC
+ */
+
+ n516_board_info.fw = 800;
+ n516_board_info.fh = 624;
+
+ /* waveform must be 16k + 2 for checksum */
+ n516_board_info.wfm_size = roundup(16*1024 + 2, n516_board_info.fw);
+
+ padding_size = PAGE_SIZE + (4 * n516_board_info.fw);
+
+ /* total is 1 cmd , 1 wfm, padding and image */
+ totalsize = n516_board_info.fw + n516_board_info.wfm_size;
+ totalsize += padding_size + (n516_board_info.fw*n516_board_info.fh);
+
+ /* save this off because we're manipulating fw after this and
+ * we'll need it when we're ready to setup the framebuffer */
+
+ /* the reason we do this adjustment is because we want to acquire
+ * more framebuffer memory without imposing custom awareness on the
+ * underlying driver */
+ n516_fb_pdata.modes[0].yres = DIV_ROUND_UP(totalsize, n516_board_info.fw);
+
+ jz4740_framebuffer_device.dev.platform_data = &n516_fb_pdata;
+ platform_device_register(&jz4740_framebuffer_device);
+}
+
+/* this gets called by metronomefb as part of its init, in our case, we
+ * have already completed initial framebuffer init in presetup_fb so we
+ * can just setup the fb access pointers */
+static int n516_setup_fb(struct metronomefb_par *par)
+{
+ /* metromem was set up by the notifier in share_video_mem so now
+ * we can use its value to calculate the other entries */
+ par->metromem_cmd = (struct metromem_cmd *) n516_board_info.metromem;
+ par->metromem_wfm = n516_board_info.metromem + n516_board_info.fw;
+ par->metromem_img = par->metromem_wfm + n516_board_info.wfm_size;
+ par->metromem_img_csum = (u16 *) (par->metromem_img + (n516_board_info.fw * n516_board_info.fh));
+ par->metromem_dma = n516_board_info.host_fbinfo->fix.smem_start;
+
+ return 0;
+}
+
+static int n516_get_panel_type(void)
+{
+ return 5;
+}
+
+static irqreturn_t n516_handle_irq(int irq, void *dev_id)
+{
+ struct metronomefb_par *par = dev_id;
+
+ dev_dbg(&par->pdev->dev, "Metronome IRQ! RDY=%d\n", gpio_get_value(GPIO_DISPLAY_RDY));
+ wake_up_all(&par->waitq);
+
+ return IRQ_HANDLED;
+}
+
+static void n516_power_ctl(struct metronomefb_par *par, int cmd)
+{
+ switch (cmd) {
+ case METRONOME_POWER_OFF:
+ gpio_set_value(GPIO_DISPLAY_OFF, 1);
+ n516_enable_hostfb(false);
+ break;
+ case METRONOME_POWER_ON:
+ gpio_set_value(GPIO_DISPLAY_OFF, 0);
+ n516_enable_hostfb(true);
+ break;
+ }
+}
+
+static int n516_get_rdy(struct metronomefb_par *par)
+{
+ return gpio_get_value(GPIO_DISPLAY_RDY);
+}
+
+static int n516_get_err(struct metronomefb_par *par)
+{
+ return gpio_get_value(GPIO_DISPLAY_ERR);
+}
+
+static int n516_setup_irq(struct fb_info *info)
+{
+ int ret;
+
+ dev_dbg(&n516_device->dev, "ENTER %s\n", __func__);
+
+ ret = request_irq(gpio_to_irq(GPIO_DISPLAY_RDY), n516_handle_irq,
+ IRQF_TRIGGER_RISING,
+ "n516", info->par);
+ if (ret)
+ dev_err(&n516_device->dev, "request_irq failed: %d\n", ret);
+
+ return ret;
+}
+
+static void n516_set_rst(struct metronomefb_par *par, int state)
+{
+ dev_dbg(&n516_device->dev, "ENTER %s, RDY=%d\n", __func__, gpio_get_value(GPIO_DISPLAY_RDY));
+ if (state)
+ gpio_set_value(GPIO_DISPLAY_RST_L, 1);
+ else
+ gpio_set_value(GPIO_DISPLAY_RST_L, 0);
+}
+
+static void n516_set_stdby(struct metronomefb_par *par, int state)
+{
+ dev_dbg(&n516_device->dev, "ENTER %s, RDY=%d\n", __func__, gpio_get_value(GPIO_DISPLAY_RDY));
+ if (state)
+ gpio_set_value(GPIO_DISPLAY_STBY, 1);
+ else
+ gpio_set_value(GPIO_DISPLAY_STBY, 0);
+}
+
+static int n516_wait_event(struct metronomefb_par *par)
+{
+ unsigned long timeout = jiffies + HZ / 20;
+
+ dev_dbg(&n516_device->dev, "ENTER1 %s, RDY=%d\n",
+ __func__, gpio_get_value(GPIO_DISPLAY_RDY));
+ while (n516_get_rdy(par) && time_before(jiffies, timeout))
+ schedule();
+
+ dev_dbg(&n516_device->dev, "ENTER2 %s, RDY=%d\n",
+ __func__, gpio_get_value(GPIO_DISPLAY_RDY));
+ return wait_event_timeout(par->waitq,
+ n516_get_rdy(par), HZ * 2) ? 0 : -EIO;
+}
+
+static int n516_wait_event_intr(struct metronomefb_par *par)
+{
+ unsigned long timeout = jiffies + HZ/20;
+
+ dev_dbg(&n516_device->dev, "ENTER1 %s, RDY=%d\n",
+ __func__, gpio_get_value(GPIO_DISPLAY_RDY));
+ while (n516_get_rdy(par) && time_before(jiffies, timeout))
+ schedule();
+
+ dev_dbg(&n516_device->dev, "ENTER2 %s, RDY=%d\n",
+ __func__, gpio_get_value(GPIO_DISPLAY_RDY));
+ return wait_event_interruptible_timeout(par->waitq,
+ n516_get_rdy(par), HZ * 2) ? 0 : -EIO;
+}
+
+static void n516_cleanup(struct metronomefb_par *par)
+{
+ int i;
+
+ free_irq(gpio_to_irq(GPIO_DISPLAY_RDY), par);
+ for (i = 0; i < ARRAY_SIZE(metronome_gpios); ++i)
+ gpio_free(metronome_gpios[i]);
+}
+
+static struct metronome_board n516_board __initdata = {
+ .owner = THIS_MODULE,
+ .power_ctl = n516_power_ctl,
+ .setup_irq = n516_setup_irq,
+ .setup_io = n516_init_metronome_gpios,
+ .setup_fb = n516_setup_fb,
+ .set_rst = n516_set_rst,
+ .get_err = n516_get_err,
+ .get_rdy = n516_get_rdy,
+ .set_stdby = n516_set_stdby,
+ .met_wait_event = n516_wait_event,
+ .met_wait_event_intr = n516_wait_event_intr,
+ .get_panel_type = n516_get_panel_type,
+ .cleanup = n516_cleanup,
+};
+
+static int __init n516_init(void)
+{
+ int ret;
+
+ /* Keep the metronome off, until its driver is loaded */
+ ret = gpio_request(GPIO_DISPLAY_OFF, "Display off");
+ if (ret)
+ return ret;
+
+ gpio_direction_output(GPIO_DISPLAY_OFF, 1);
+
+ /* before anything else, we request notification for any fb
+ * creation events */
+ fb_register_client(&n516_fb_notif);
+
+ n516_device = platform_device_alloc("metronomefb", -1);
+ if (!n516_device)
+ return -ENOMEM;
+
+ /* the n516_board that will be seen by metronomefb is a copy */
+ platform_device_add_data(n516_device, &n516_board,
+ sizeof(n516_board));
+
+ n516_presetup_fb();
+
+ return 0;
+}
+module_init(n516_init);
+
+MODULE_DESCRIPTION("board driver for n516 display");
+MODULE_AUTHOR("Yauhen Kharuzhy");
+MODULE_LICENSE("GPL");
diff --git a/arch/mips/jz4740/board-n516.c b/arch/mips/jz4740/board-n516.c
new file mode 100644
index 0000000..efb8747
--- /dev/null
+++ b/arch/mips/jz4740/board-n516.c
@@ -0,0 +1,206 @@
+/*
+ * linux/arch/mips/jz4740/board-516.c
+ *
+ * JZ4740 n516 board setup routines.
+ *
+ * Copyright (c) 2009, Yauhen Kharuzhy <jekhor@gmail.com>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ */
+
+#include <linux/init.h>
+#include <linux/sched.h>
+#include <linux/ioport.h>
+#include <linux/mm.h>
+#include <linux/console.h>
+#include <linux/delay.h>
+#include <linux/i2c.h>
+#include <linux/platform_device.h>
+#include <linux/mtd/mtd.h>
+#include <linux/mmc/jz4740_mmc.h>
+#include <linux/mtd/jz4740_nand.h>
+#include <linux/leds.h>
+
+#include <linux/power_supply.h>
+#include <linux/power/gpio-charger.h>
+
+#include <linux/i2c.h>
+#include <linux/i2c-gpio.h>
+
+#include <asm/mach-jz4740/board-n516.h>
+#include <asm/mach-jz4740/platform.h>
+
+#include "clock.h"
+
+static long n516_panic_blink(long time)
+{
+ gpio_set_value(GPIO_LED_ENABLE, 1);
+ mdelay(200);
+ gpio_set_value(GPIO_LED_ENABLE, 0);
+ mdelay(200);
+
+ return 400;
+}
+
+static void __init board_gpio_setup(void)
+{
+/* jz_gpio_enable_pullup(JZ_GPIO_PORTD(23));
+ jz_gpio_enable_pullup(JZ_GPIO_PORTD(24));*/
+}
+
+static struct i2c_gpio_platform_data n516_i2c_pdata = {
+ .sda_pin = JZ_GPIO_PORTD(23),
+ .scl_pin = JZ_GPIO_PORTD(24),
+ .udelay = 2,
+ .timeout = 3 * HZ,
+};
+
+static struct platform_device n516_i2c_device = {
+ .name = "i2c-gpio",
+ .id = -1,
+ .dev = {
+ .platform_data = &n516_i2c_pdata,
+ },
+};
+
+static const struct i2c_board_info n516_i2c_board_info[] = {
+ {
+ .type = "LPC524",
+ .addr = 0x54,
+ },
+ {
+ .type = "lm75a",
+ .addr = 0x48,
+ }
+};
+
+static struct jz4740_mmc_platform_data n516_mmc_pdata = {
+ .gpio_card_detect = GPIO_SD_CD_N,
+ .card_detect_active_low = 1,
+ .gpio_read_only = -1,
+ .gpio_power = GPIO_SD_VCC_EN_N,
+ .power_active_low = 1,
+};
+
+static struct gpio_led n516_leds[] = {
+ {
+ .name = "n516:blue:power",
+ .gpio = GPIO_LED_ENABLE,
+ .default_state = LEDS_GPIO_DEFSTATE_ON,
+ .default_trigger = "nand-disk",
+ }
+};
+
+static struct gpio_led_platform_data n516_leds_pdata = {
+ .leds = n516_leds,
+ .num_leds = ARRAY_SIZE(n516_leds),
+};
+
+static struct platform_device n516_leds_device = {
+ .name = "leds-gpio",
+ .id = -1,
+ .dev = {
+ .platform_data = &n516_leds_pdata,
+ },
+};
+
+static struct mtd_partition n516_partitions[] = {
+ { .name = "NAND BOOT partition",
+ .offset = 0 * 0x100000,
+ .size = 4 * 0x100000,
+ },
+ { .name = "NAND KERNEL partition",
+ .offset = 4 * 0x100000,
+ .size = 4 * 0x100000,
+ },
+ { .name = "NAND ROOTFS partition",
+ .offset = 8 * 0x100000,
+ .size = 504 * 0x100000,
+ },
+};
+
+static struct nand_ecclayout n516_ecclayout = {
+ .eccbytes = 36,
+ .eccpos = {
+ 6, 7, 8, 9, 10, 11, 12, 13, 14,
+ 15, 16, 17, 18, 19, 20, 21, 22, 23,
+ 24, 25, 26, 27, 28, 29, 30, 31, 32,
+ 33, 34, 35, 36, 37, 38, 39, 40, 41,
+ },
+ .oobfree = {
+ {
+ .offset = 2,
+ .length = 4
+ },
+ {
+ .offset = 42,
+ .length = 22,
+ }
+ }
+};
+
+static struct jz_nand_platform_data n516_nand_pdata = {
+ .ecc_layout = &n516_ecclayout,
+ .partitions = n516_partitions,
+ .num_partitions = ARRAY_SIZE(n516_partitions),
+ .busy_gpio = 94,
+};
+
+static char *n516_batteries[] = {
+ "n516_battery",
+};
+
+static struct gpio_charger_platform_data n516_charger_pdata = {
+ .name = "usb",
+ .type = POWER_SUPPLY_TYPE_USB,
+ .gpio = GPIO_USB_DETECT,
+ .gpio_active_low = 1,
+ .batteries = n516_batteries,
+ .num_batteries = ARRAY_SIZE(n516_batteries),
+};
+
+static struct platform_device n516_charger_device = {
+ .name = "gpio-charger",
+ .dev = {
+ .platform_data = &n516_charger_pdata,
+ },
+};
+
+static struct platform_device *n516_devices[] __initdata = {
+ &jz4740_nand_device,
+ &n516_leds_device,
+ &jz4740_mmc_device,
+ &jz4740_i2s_device,
+ &jz4740_codec_device,
+ &jz4740_rtc_device,
+ &jz4740_usb_gdt_device,
+ &n516_i2c_device,
+ &n516_charger_device,
+};
+
+struct jz4740_clock_board_data jz4740_clock_bdata = {
+ .ext_rate = 12000000,
+ .rtc_rate = 32768,
+};
+
+extern int jz_gpiolib_init(void);
+
+static int n516_setup_platform(void)
+{
+ if (jz_gpiolib_init())
+ panic("Failed to initalize jz gpio\n");
+
+ jz4740_clock_init();
+ board_gpio_setup();
+
+ panic_blink = n516_panic_blink;
+ i2c_register_board_info(0, n516_i2c_board_info, ARRAY_SIZE(n516_i2c_board_info));
+ jz4740_mmc_device.dev.platform_data = &n516_mmc_pdata;
+ jz4740_nand_device.dev.platform_data = &n516_nand_pdata;
+
+ return platform_add_devices(n516_devices, ARRAY_SIZE(n516_devices));
+}
+arch_initcall(n516_setup_platform);
--
1.5.6.5

View File

@ -0,0 +1,381 @@
From 3999cbda30a298ee3385a0748f670e40db0b094a Mon Sep 17 00:00:00 2001
From: Lars-Peter Clausen <lars@metafoo.de>
Date: Sat, 24 Apr 2010 17:25:23 +0200
Subject: [PATCH] Add n526 board support
---
arch/mips/jz4740/Kconfig | 4 +
arch/mips/jz4740/Makefile | 1 +
arch/mips/jz4740/board-n526.c | 333 +++++++++++++++++++++++++++++++++++++++++
3 files changed, 338 insertions(+), 0 deletions(-)
create mode 100644 arch/mips/jz4740/board-n526.c
diff --git a/arch/mips/jz4740/Kconfig b/arch/mips/jz4740/Kconfig
index b987c27..e667913 100644
--- a/arch/mips/jz4740/Kconfig
+++ b/arch/mips/jz4740/Kconfig
@@ -11,6 +11,10 @@ config JZ4740_N516
bool "Hanvon n516 eBook reader"
select SOC_JZ4740
+config JZ4740_N526
+ bool "Hanvon n526 eBook reader"
+ select SOC_JZ4740
+
endchoice
config HAVE_PWM
diff --git a/arch/mips/jz4740/Makefile b/arch/mips/jz4740/Makefile
index 9ed5e5b..80ccf77 100644
--- a/arch/mips/jz4740/Makefile
+++ b/arch/mips/jz4740/Makefile
@@ -13,6 +13,7 @@ obj-$(CONFIG_DEBUG_FS) += clock-debugfs.o
obj-$(CONFIG_JZ4740_QI_LB60) += board-qi_lb60.o
obj-$(CONFIG_JZ4740_N516) += board-n516.o board-n516-display.o
+obj-$(CONFIG_JZ4740_N526) += board-n526.o
# PM support
diff --git a/arch/mips/jz4740/board-n526.c b/arch/mips/jz4740/board-n526.c
new file mode 100644
index 0000000..e3e6710
--- /dev/null
+++ b/arch/mips/jz4740/board-n526.c
@@ -0,0 +1,333 @@
+/*
+ * Copyright (C) 2009, Lars-Peter Clausen <lars@metafoo.de>
+ * N526 eBook reader support
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the
+ * Free Software Foundation; either version 2 of the License, or (at your
+ * option) any later version.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 675 Mass Ave, Cambridge, MA 02139, USA.
+ *
+ */
+
+#include <linux/kernel.h>
+#include <linux/init.h>
+#include <linux/gpio.h>
+
+#include <asm/mach-jz4740/platform.h>
+
+#include <linux/mtd/jz4740_nand.h>
+#include <linux/jz4740_fb.h>
+#include <linux/power_supply.h>
+#include <linux/mmc/jz4740_mmc.h>
+
+#include <video/broadsheetfb.h>
+#include <linux/delay.h>
+#include <linux/interrupt.h>
+
+#include <linux/input.h>
+#include <linux/gpio_keys.h>
+
+#include <linux/i2c.h>
+#include <linux/i2c-gpio.h>
+
+#include "clock.h"
+
+/* NAND */
+static struct nand_ecclayout n526_ecclayout = {
+ .eccbytes = 36,
+ .eccpos = {
+ 6, 7, 8, 9, 10, 11, 12, 13,
+ 14, 15, 16, 17, 18, 19, 20, 21,
+ 22, 23, 24, 25, 26, 27, 28, 29,
+ 30, 31, 32, 33, 34, 35, 36, 37,
+ 38, 39, 40, 41},
+ .oobfree = {
+ {.offset = 2,
+ .length = 4},
+ {.offset = 42,
+ .length = 22}}
+};
+
+static struct mtd_partition n526_partitions[] = {
+ { .name = "NAND BOOT partition",
+ .offset = 0 * 0x100000,
+ .size = 4 * 0x100000,
+ },
+ { .name = "NAND KERNEL partition",
+ .offset = 4 * 0x100000,
+ .size = 4 * 0x100000,
+ },
+ { .name = "NAND ROOTFS partition",
+ .offset = 16 * 0x100000,
+ .size = 498 * 0x100000,
+ },
+};
+
+static struct jz_nand_platform_data n526_nand_pdata = {
+ .ecc_layout = &n526_ecclayout,
+ .partitions = n526_partitions,
+ .num_partitions = ARRAY_SIZE(n526_partitions),
+ .busy_gpio = 94,
+};
+
+static struct jz4740_mmc_platform_data n526_mmc_pdata = {
+ .gpio_card_detect = JZ_GPIO_PORTD(7),
+ .card_detect_active_low = 1,
+ .gpio_read_only = -1,
+ .gpio_power = JZ_GPIO_PORTD(17),
+ .power_active_low = 1,
+};
+
+static struct gpio_led n526_leds[] = {
+ {
+ .name = "n526:blue:power",
+ .gpio = JZ_GPIO_PORTD(28),
+ .default_state = LEDS_GPIO_DEFSTATE_ON,
+ }
+};
+
+static struct gpio_led_platform_data n526_leds_pdata = {
+ .leds = n526_leds,
+ .num_leds = ARRAY_SIZE(n526_leds),
+};
+
+static struct platform_device n526_leds_device = {
+ .name = "leds-gpio",
+ .id = -1,
+ .dev = {
+ .platform_data = &n526_leds_pdata,
+ },
+};
+
+static void __init board_gpio_setup(void)
+{
+ /* We only need to enable/disable pullup here for pins used in generic
+ * drivers. Everything else is done by the drivers themselfs. */
+ jz_gpio_disable_pullup(JZ_GPIO_PORTD(17));
+ jz_gpio_enable_pullup(JZ_GPIO_PORTD(7));
+ jz_gpio_disable_pullup(JZ_GPIO_PORTC(19));
+ jz_gpio_disable_pullup(JZ_GPIO_PORTC(20));
+ jz_gpio_disable_pullup(JZ_GPIO_PORTC(21));
+ jz_gpio_disable_pullup(JZ_GPIO_PORTC(23));
+}
+
+
+static const int n526_eink_ctrl_gpios[] = {
+ 0,
+ JZ_GPIO_PORTC(23),
+ JZ_GPIO_PORTC(19),
+ JZ_GPIO_PORTC(20),
+};
+
+static void n526_eink_set_ctl(struct broadsheetfb_par * par, unsigned char ctrl, u8
+value)
+{
+ gpio_set_value(n526_eink_ctrl_gpios[ctrl], value);
+}
+
+
+static int n526_eink_wait(struct broadsheetfb_par *par)
+{
+ wait_event(par->waitq, gpio_get_value(JZ_GPIO_PORTB(17)));
+
+ return 0;
+}
+
+static u16 n526_eink_get_hdb(struct broadsheetfb_par *par)
+{
+ u16 value = 0;
+ jz_gpio_port_direction_input(JZ_GPIO_PORTC(0), 0xffff);
+ gpio_set_value(JZ_GPIO_PORTC(21), 0);
+ mdelay(100);
+
+ value = jz_gpio_port_get_value(JZ_GPIO_PORTC(0), 0xffff);
+
+ gpio_set_value(JZ_GPIO_PORTC(21), 1);
+ jz_gpio_port_direction_output(JZ_GPIO_PORTC(0), 0xffff);
+ return value;
+}
+
+static void n526_eink_set_hdb(struct broadsheetfb_par *par, u16 value)
+{
+ jz_gpio_port_set_value(JZ_GPIO_PORTC(0), value, 0xffff);
+}
+
+static int n526_eink_init(struct broadsheetfb_par *par)
+{
+ int i;
+
+ gpio_request(JZ_GPIO_PORTD(1), "display reset");
+ gpio_direction_output(JZ_GPIO_PORTD(1), 1);
+ mdelay(10);
+ gpio_set_value(JZ_GPIO_PORTD(1), 0);
+
+ gpio_request(JZ_GPIO_PORTB(18), "eink enable");
+ gpio_direction_output(JZ_GPIO_PORTB(18), 0);
+
+ gpio_request(JZ_GPIO_PORTB(29), "foobar");
+ gpio_direction_output(JZ_GPIO_PORTB(29), 1);
+
+ for(i = 1; i < ARRAY_SIZE(n526_eink_ctrl_gpios); ++i) {
+ gpio_request(n526_eink_ctrl_gpios[i], "eink display ctrl");
+ gpio_direction_output(n526_eink_ctrl_gpios[i], 0);
+ }
+
+ gpio_request(JZ_GPIO_PORTC(22), "foobar");
+ gpio_direction_input(JZ_GPIO_PORTC(22));
+ gpio_request(JZ_GPIO_PORTC(21), "eink nRD");
+ gpio_direction_output(JZ_GPIO_PORTC(21), 1);
+
+ for(i = 0; i < 16; ++i) {
+ gpio_request(JZ_GPIO_PORTC(i), "eink display data");
+ }
+ jz_gpio_port_direction_output(JZ_GPIO_PORTC(0), 0xffff);
+
+ gpio_set_value(JZ_GPIO_PORTB(18), 1);
+
+ return 0;
+}
+
+static irqreturn_t n526_eink_busy_irq(int irq, void *devid)
+{
+ struct broadsheetfb_par *par = devid;
+ wake_up(&par->waitq);
+
+ return IRQ_HANDLED;
+}
+
+static int n526_eink_setup_irq(struct fb_info *info)
+{
+ int ret;
+ struct broadsheetfb_par *par = info->par;
+
+ gpio_request(JZ_GPIO_PORTB(17), "eink busy");
+ gpio_direction_input(JZ_GPIO_PORTB(17));
+
+ ret = request_irq(gpio_to_irq(JZ_GPIO_PORTB(17)), n526_eink_busy_irq,
+ IRQF_DISABLED | IRQF_TRIGGER_RISING,
+ "eink busyline", par);
+ if (ret)
+ printk("n526 display: Failed to request busyline irq: %d\n", ret);
+ return 0;
+}
+
+static void n526_eink_cleanup(struct broadsheetfb_par *par)
+{
+}
+
+static struct broadsheet_board broadsheet_pdata = {
+ .owner = THIS_MODULE,
+ .init = n526_eink_init,
+ .wait_for_rdy = n526_eink_wait,
+ .set_ctl = n526_eink_set_ctl,
+ .set_hdb = n526_eink_set_hdb,
+ .get_hdb = n526_eink_get_hdb,
+ .cleanup = n526_eink_cleanup,
+ .setup_irq = n526_eink_setup_irq,
+};
+
+static struct platform_device n526_broadsheet_device = {
+ .name = "broadsheetfb",
+ .id = -1,
+ .dev = {
+ .platform_data = &broadsheet_pdata,
+ },
+};
+
+static struct gpio_keys_button qi_lb60_gpio_keys_buttons[] = {
+ [0] = {
+ .code = KEY_ENTER,
+ .gpio = 0,
+ .active_low = 1,
+ .desc = "Power",
+ },
+};
+
+static struct gpio_keys_platform_data qi_lb60_gpio_keys_data = {
+ .nbuttons = ARRAY_SIZE(qi_lb60_gpio_keys_buttons),
+ .buttons = qi_lb60_gpio_keys_buttons,
+};
+
+static struct platform_device qi_lb60_gpio_keys = {
+ .name = "gpio-keys",
+ .id = -1,
+ .dev = {
+ .platform_data = &qi_lb60_gpio_keys_data,
+ }
+};
+
+static struct i2c_gpio_platform_data n526_i2c_pdata = {
+ .sda_pin = JZ_GPIO_PORTD(23),
+ .scl_pin = JZ_GPIO_PORTD(24),
+ .udelay = 2,
+ .timeout = 3 * HZ,
+};
+
+static struct platform_device n526_i2c_device = {
+ .name = "i2c-gpio",
+ .id = -1,
+ .dev = {
+ .platform_data = &n526_i2c_pdata,
+ },
+};
+
+static struct i2c_board_info n526_i2c_board_info = {
+ .type = "n526-lpc",
+ .addr = 0x54,
+};
+
+static struct platform_device *jz_platform_devices[] __initdata = {
+ &jz4740_usb_ohci_device,
+ &jz4740_usb_gdt_device,
+ &jz4740_mmc_device,
+ &jz4740_nand_device,
+ &jz4740_i2s_device,
+ &jz4740_codec_device,
+ &jz4740_rtc_device,
+ &n526_leds_device,
+ &n526_broadsheet_device,
+ &qi_lb60_gpio_keys,
+ &n526_i2c_device,
+};
+
+
+static int __init n526_init_platform_devices(void)
+{
+
+ jz4740_nand_device.dev.platform_data = &n526_nand_pdata;
+ jz4740_mmc_device.dev.platform_data = &n526_mmc_pdata;
+
+ n526_i2c_board_info.irq = gpio_to_irq(JZ_GPIO_PORTD(14)),
+ i2c_register_board_info(0, &n526_i2c_board_info, 1);
+
+ return platform_add_devices(jz_platform_devices,
+ ARRAY_SIZE(jz_platform_devices));
+
+}
+
+struct jz4740_clock_board_data jz4740_clock_bdata = {
+ .ext_rate = 12000000,
+ .rtc_rate = 32768,
+};
+
+extern int jz_gpiolib_init(void);
+
+static int __init n526_board_setup(void)
+{
+ if (jz_gpiolib_init())
+ panic("Failed to initalize jz gpio\n");
+
+ jz4740_clock_init();
+ board_gpio_setup();
+
+ if (n526_init_platform_devices())
+ panic("Failed to initalize platform devices\n");
+
+ return 0;
+}
+
+arch_initcall(n526_board_setup);
--
1.5.6.5

View File

@ -0,0 +1,547 @@
From 88aacb09dfdf4d85c507757524166433204260e8 Mon Sep 17 00:00:00 2001
From: Lars-Peter Clausen <lars@metafoo.de>
Date: Sat, 24 Apr 2010 12:14:46 +0200
Subject: [PATCH] Add jz4740 nand driver
---
drivers/mtd/nand/Kconfig | 6 +
drivers/mtd/nand/Makefile | 1 +
drivers/mtd/nand/jz4740_nand.c | 444 +++++++++++++++++++++++++++++++++++++++
include/linux/mtd/jz4740_nand.h | 34 +++
include/mtd/mtd-abi.h | 2 +-
5 files changed, 486 insertions(+), 1 deletions(-)
create mode 100644 drivers/mtd/nand/jz4740_nand.c
create mode 100644 include/linux/mtd/jz4740_nand.h
diff --git a/drivers/mtd/nand/Kconfig b/drivers/mtd/nand/Kconfig
index 42e5ea4..6f587b8 100644
--- a/drivers/mtd/nand/Kconfig
+++ b/drivers/mtd/nand/Kconfig
@@ -488,4 +488,10 @@ config MTD_NAND_W90P910
This enables the driver for the NAND Flash on evaluation board based
on w90p910.
+config MTD_NAND_JZ4740
+ tristate "Support NAND Flash device on Jz4740 board"
+ depends on SOC_JZ4740
+ help
+ Support NAND Flash device on Jz4740 board
+
endif # MTD_NAND
diff --git a/drivers/mtd/nand/Makefile b/drivers/mtd/nand/Makefile
index 1407bd1..e56bd52 100644
--- a/drivers/mtd/nand/Makefile
+++ b/drivers/mtd/nand/Makefile
@@ -42,5 +42,6 @@ obj-$(CONFIG_MTD_NAND_TXX9NDFMC) += txx9ndfmc.o
obj-$(CONFIG_MTD_NAND_W90P910) += w90p910_nand.o
obj-$(CONFIG_MTD_NAND_NOMADIK) += nomadik_nand.o
obj-$(CONFIG_MTD_NAND_BCM_UMI) += bcm_umi_nand.o nand_bcm_umi.o
+obj-$(CONFIG_MTD_NAND_JZ4740) += jz4740_nand.o
nand-objs := nand_base.o nand_bbt.o
diff --git a/drivers/mtd/nand/jz4740_nand.c b/drivers/mtd/nand/jz4740_nand.c
new file mode 100644
index 0000000..7b3477d
--- /dev/null
+++ b/drivers/mtd/nand/jz4740_nand.c
@@ -0,0 +1,444 @@
+/*
+ * Copyright (C) 2009-2010, Lars-Peter Clausen <lars@metafoo.de>
+ * JZ4720/JZ4740 SoC NAND controller driver
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the
+ * Free Software Foundation; either version 2 of the License, or (at your
+ * option) any later version.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 675 Mass Ave, Cambridge, MA 02139, USA.
+ *
+ */
+
+#include <linux/ioport.h>
+#include <linux/kernel.h>
+#include <linux/module.h>
+#include <linux/platform_device.h>
+#include <linux/slab.h>
+
+#include <linux/mtd/mtd.h>
+#include <linux/mtd/nand.h>
+#include <linux/mtd/partitions.h>
+
+#include <linux/mtd/jz4740_nand.h>
+#include <linux/gpio.h>
+
+#define JZ_REG_NAND_CTRL 0x50
+#define JZ_REG_NAND_ECC_CTRL 0x100
+#define JZ_REG_NAND_DATA 0x104
+#define JZ_REG_NAND_PAR0 0x108
+#define JZ_REG_NAND_PAR1 0x10C
+#define JZ_REG_NAND_PAR2 0x110
+#define JZ_REG_NAND_IRQ_STAT 0x114
+#define JZ_REG_NAND_IRQ_CTRL 0x118
+#define JZ_REG_NAND_ERR(x) (0x11C + (x << 2))
+
+#define JZ_NAND_ECC_CTRL_PAR_READY BIT(4)
+#define JZ_NAND_ECC_CTRL_ENCODING BIT(3)
+#define JZ_NAND_ECC_CTRL_RS BIT(2)
+#define JZ_NAND_ECC_CTRL_RESET BIT(1)
+#define JZ_NAND_ECC_CTRL_ENABLE BIT(0)
+
+#define JZ_NAND_STATUS_ERR_COUNT (BIT(31) | BIT(30) | BIT(29))
+#define JZ_NAND_STATUS_PAD_FINISH BIT(4)
+#define JZ_NAND_STATUS_DEC_FINISH BIT(3)
+#define JZ_NAND_STATUS_ENC_FINISH BIT(2)
+#define JZ_NAND_STATUS_UNCOR_ERROR BIT(1)
+#define JZ_NAND_STATUS_ERROR BIT(0)
+
+#define JZ_NAND_CTRL_ENABLE_CHIP(x) BIT(x << 1)
+#define JZ_NAND_CTRL_ASSERT_CHIP(x) BIT((x << 1) + 1)
+
+#define JZ_NAND_DATA_ADDR ((void __iomem *)0xB8000000)
+#define JZ_NAND_CMD_ADDR (JZ_NAND_DATA_ADDR + 0x8000)
+#define JZ_NAND_ADDR_ADDR (JZ_NAND_DATA_ADDR + 0x10000)
+
+struct jz_nand {
+ struct mtd_info mtd;
+ struct nand_chip chip;
+ void __iomem *base;
+ struct resource *mem;
+
+ struct jz_nand_platform_data *pdata;
+ bool is_reading;
+};
+
+static inline struct jz_nand *mtd_to_jz_nand(struct mtd_info *mtd)
+{
+ return container_of(mtd, struct jz_nand, mtd);
+}
+
+static void jz_nand_cmd_ctrl(struct mtd_info *mtd, int dat, unsigned int ctrl)
+{
+ struct jz_nand *nand = mtd_to_jz_nand(mtd);
+ struct nand_chip *chip = mtd->priv;
+ uint32_t reg;
+
+ if (ctrl & NAND_CTRL_CHANGE) {
+ BUG_ON((ctrl & NAND_ALE) && (ctrl & NAND_CLE));
+ if (ctrl & NAND_ALE)
+ chip->IO_ADDR_W = JZ_NAND_ADDR_ADDR;
+ else if (ctrl & NAND_CLE)
+ chip->IO_ADDR_W = JZ_NAND_CMD_ADDR;
+ else
+ chip->IO_ADDR_W = JZ_NAND_DATA_ADDR;
+
+ reg = readl(nand->base + JZ_REG_NAND_CTRL);
+ if (ctrl & NAND_NCE)
+ reg |= JZ_NAND_CTRL_ASSERT_CHIP(0);
+ else
+ reg &= ~JZ_NAND_CTRL_ASSERT_CHIP(0);
+ writel(reg, nand->base + JZ_REG_NAND_CTRL);
+ }
+ if (dat != NAND_CMD_NONE)
+ writeb(dat, chip->IO_ADDR_W);
+}
+
+static int jz_nand_dev_ready(struct mtd_info *mtd)
+{
+ struct jz_nand *nand = mtd_to_jz_nand(mtd);
+ return gpio_get_value_cansleep(nand->pdata->busy_gpio);
+}
+
+static void jz_nand_hwctl(struct mtd_info *mtd, int mode)
+{
+ struct jz_nand *nand = mtd_to_jz_nand(mtd);
+ uint32_t reg;
+
+
+ writel(0, nand->base + JZ_REG_NAND_IRQ_STAT);
+ reg = readl(nand->base + JZ_REG_NAND_ECC_CTRL);
+
+ reg |= JZ_NAND_ECC_CTRL_RESET;
+ reg |= JZ_NAND_ECC_CTRL_ENABLE;
+ reg |= JZ_NAND_ECC_CTRL_RS;
+
+ switch (mode) {
+ case NAND_ECC_READ:
+ reg &= ~JZ_NAND_ECC_CTRL_ENCODING;
+ nand->is_reading = true;
+ break;
+ case NAND_ECC_WRITE:
+ reg |= JZ_NAND_ECC_CTRL_ENCODING;
+ nand->is_reading = false;
+ break;
+ default:
+ break;
+ }
+
+ writel(reg, nand->base + JZ_REG_NAND_ECC_CTRL);
+}
+
+
+static int jz_nand_calculate_ecc_rs(struct mtd_info* mtd, const uint8_t *dat,
+ uint8_t *ecc_code)
+{
+ struct jz_nand *nand = mtd_to_jz_nand(mtd);
+ uint32_t reg, status;
+ int i;
+ static uint8_t empty_block_ecc[] = {0xcd, 0x9d, 0x90, 0x58, 0xf4,
+ 0x8b, 0xff, 0xb7, 0x6f};
+
+ if (nand->is_reading)
+ return 0;
+
+ do {
+ status = readl(nand->base + JZ_REG_NAND_IRQ_STAT);
+ } while (!(status & JZ_NAND_STATUS_ENC_FINISH));
+
+ reg = readl(nand->base + JZ_REG_NAND_ECC_CTRL);
+ reg &= ~JZ_NAND_ECC_CTRL_ENABLE;
+ writel(reg, nand->base + JZ_REG_NAND_ECC_CTRL);
+
+ for (i = 0; i < 9; ++i)
+ ecc_code[i] = readb(nand->base + JZ_REG_NAND_PAR0 + i);
+
+ /* If the written data is completly 0xff, we also want to write 0xff as
+ * ecc, otherwise we will get in trouble when doing subpage writes. */
+ if (memcmp(ecc_code, empty_block_ecc, 9) == 0)
+ memset(ecc_code, 0xff, 9);
+
+ return 0;
+}
+
+/*#define printkd printk*/
+#define printkd(...)
+
+static void correct_data(uint8_t *dat, int index, int mask)
+{
+ int offset = index & 0x7;
+ uint16_t data;
+ printkd("correct: ");
+
+ index += (index >> 3);
+
+ data = dat[index];
+ data |= dat[index+1] << 8;
+
+ printkd("0x%x -> ", data);
+
+ mask ^= (data >> offset) & 0x1ff;
+ data &= ~(0x1ff << offset);
+ data |= (mask << offset);
+
+ printkd("0x%x\n", data);
+
+ dat[index] = data & 0xff;
+ dat[index+1] = (data >> 8) & 0xff;
+}
+
+static int jz_nand_correct_ecc_rs(struct mtd_info *mtd, uint8_t *dat,
+ uint8_t *read_ecc, uint8_t *calc_ecc)
+{
+ struct jz_nand *nand = mtd_to_jz_nand(mtd);
+ int i, error_count, index;
+ uint32_t reg, status, error;
+ uint32_t t;
+
+ t = read_ecc[0];
+
+ if (t == 0xff) {
+ for (i = 1; i < 9; ++i)
+ t &= read_ecc[i];
+
+ t &= dat[0];
+ t &= dat[nand->chip.ecc.size / 2];
+ t &= dat[nand->chip.ecc.size - 1];
+
+ if (t == 0xff) {
+ for (i = 1; i < nand->chip.ecc.size - 1; ++i)
+ t &= dat[i];
+ if (t == 0xff)
+ return 0;
+ }
+ }
+
+ for (i = 0; i < 9; ++i)
+ writeb(read_ecc[i], nand->base + JZ_REG_NAND_PAR0 + i);
+
+ reg = readl(nand->base + JZ_REG_NAND_ECC_CTRL);
+ reg |= JZ_NAND_ECC_CTRL_PAR_READY;
+ writel(reg, nand->base + JZ_REG_NAND_ECC_CTRL);
+
+ do {
+ status = readl(nand->base + JZ_REG_NAND_IRQ_STAT);
+ } while (!(status & JZ_NAND_STATUS_DEC_FINISH));
+
+ reg = readl(nand->base + JZ_REG_NAND_ECC_CTRL);
+ reg &= ~JZ_NAND_ECC_CTRL_ENABLE;
+ writel(reg, nand->base + JZ_REG_NAND_ECC_CTRL);
+
+ if (status & JZ_NAND_STATUS_ERROR) {
+ if (status & JZ_NAND_STATUS_UNCOR_ERROR) {
+ printkd("uncorrectable ecc:");
+ for (i = 0; i < 9; ++i)
+ printkd(" 0x%x", read_ecc[i]);
+ printkd("\n");
+ printkd("uncorrectable data:");
+ for (i = 0; i < 32; ++i)
+ printkd(" 0x%x", dat[i]);
+ printkd("\n");
+ return -1;
+ }
+
+ error_count = (status & JZ_NAND_STATUS_ERR_COUNT) >> 29;
+
+ printkd("error_count: %d %x\n", error_count, status);
+
+ for (i = 0; i < error_count; ++i) {
+ error = readl(nand->base + JZ_REG_NAND_ERR(i));
+ index = ((error >> 16) & 0x1ff) - 1;
+ if (index >= 0 && index < 512)
+ correct_data(dat, index, error & 0x1ff);
+ }
+
+ return error_count;
+ }
+
+ return 0;
+}
+
+
+
+#ifdef CONFIG_MTD_CMDLINE_PARTS
+static const char *part_probes[] = {"cmdline", NULL};
+#endif
+
+static int __devinit jz_nand_probe(struct platform_device *pdev)
+{
+ int ret;
+ struct jz_nand *nand;
+ struct nand_chip *chip;
+ struct mtd_info *mtd;
+ struct jz_nand_platform_data *pdata = pdev->dev.platform_data;
+#ifdef CONFIG_MTD_PARTITIONS
+ struct mtd_partition *partition_info;
+ int num_partitions = 0;
+#endif
+
+ nand = kzalloc(sizeof(*nand), GFP_KERNEL);
+ if (!nand) {
+ dev_err(&pdev->dev, "Failed to allocate device structure.\n");
+ return -ENOMEM;
+ }
+
+ nand->mem = platform_get_resource(pdev, IORESOURCE_MEM, 0);
+ if (!nand->mem) {
+ dev_err(&pdev->dev, "Failed to get platform mmio memory\n");
+ ret = -ENOENT;
+ goto err_free;
+ }
+
+ nand->mem = request_mem_region(nand->mem->start,
+ resource_size(nand->mem), pdev->name);
+
+ if (!nand->mem) {
+ dev_err(&pdev->dev, "Failed to request mmio memory region\n");
+ ret = -EBUSY;
+ goto err_free;
+ }
+
+ nand->base = ioremap(nand->mem->start, resource_size(nand->mem));
+
+ if (!nand->base) {
+ dev_err(&pdev->dev, "Failed to ioremap mmio memory region\n");
+ ret = -EBUSY;
+ goto err_release_mem;
+ }
+
+ if (pdata && gpio_is_valid(pdata->busy_gpio)) {
+ ret = gpio_request(pdata->busy_gpio, "NAND busy pin");
+ if (ret) {
+ dev_err(&pdev->dev,
+ "Failed to request busy gpio %d: %d\n",
+ pdata->busy_gpio, ret);
+ goto err_iounmap;
+ }
+ }
+
+ mtd = &nand->mtd;
+ chip = &nand->chip;
+ mtd->priv = chip;
+ mtd->owner = THIS_MODULE;
+ mtd->name = "jz4740-nand";
+
+ chip->ecc.hwctl = jz_nand_hwctl;
+
+ chip->ecc.calculate = jz_nand_calculate_ecc_rs;
+ chip->ecc.correct = jz_nand_correct_ecc_rs;
+ chip->ecc.mode = NAND_ECC_HW_OOB_FIRST;
+ chip->ecc.size = 512;
+ chip->ecc.bytes = 9;
+ if (pdata)
+ chip->ecc.layout = pdata->ecc_layout;
+
+ chip->chip_delay = 50;
+ chip->cmd_ctrl = jz_nand_cmd_ctrl;
+
+ if (pdata && gpio_is_valid(pdata->busy_gpio))
+ chip->dev_ready = jz_nand_dev_ready;
+
+ chip->IO_ADDR_R = JZ_NAND_DATA_ADDR;
+ chip->IO_ADDR_W = JZ_NAND_DATA_ADDR;
+
+ nand->pdata = pdata;
+ platform_set_drvdata(pdev, nand);
+
+ ret = nand_scan_ident(mtd, 1);
+ if (ret) {
+ dev_err(&pdev->dev, "Failed to scan nand\n");
+ goto err_gpio_free;
+ }
+
+ if (pdata && pdata->ident_callback) {
+ pdata->ident_callback(pdev, chip, &pdata->partitions,
+ &pdata->num_partitions);
+ }
+
+ ret = nand_scan_tail(mtd);
+ if (ret) {
+ dev_err(&pdev->dev, "Failed to scan nand\n");
+ goto err_gpio_free;
+ }
+
+#ifdef CONFIG_MTD_PARTITIONS
+#ifdef CONFIG_MTD_CMDLINE_PARTS
+ num_partitions = parse_mtd_partitions(mtd, part_probes,
+ &partition_info, 0);
+#endif
+ if (num_partitions <= 0 && pdata) {
+ num_partitions = pdata->num_partitions;
+ partition_info = pdata->partitions;
+ }
+
+ if (num_partitions > 0)
+ ret = add_mtd_partitions(mtd, partition_info, num_partitions);
+ else
+#endif
+ ret = add_mtd_device(mtd);
+
+ if (ret) {
+ dev_err(&pdev->dev, "Failed to add mtd device\n");
+ goto err_nand_release;
+ }
+
+ dev_info(&pdev->dev, "Successfully registered JZ4740 NAND driver\n");
+
+ return 0;
+err_nand_release:
+ nand_release(&nand->mtd);
+err_gpio_free:
+ platform_set_drvdata(pdev, NULL);
+ gpio_free(pdata->busy_gpio);
+err_iounmap:
+ iounmap(nand->base);
+err_release_mem:
+ release_mem_region(nand->mem->start, resource_size(nand->mem));
+err_free:
+ kfree(nand);
+ return ret;
+}
+
+static void __devexit jz_nand_remove(struct platform_device *pdev)
+{
+ struct jz_nand *nand = platform_get_drvdata(pdev);
+
+ nand_release(&nand->mtd);
+
+ iounmap(nand->base);
+
+ release_mem_region(nand->mem->start, resource_size(nand->mem));
+
+ platform_set_drvdata(pdev, NULL);
+ kfree(nand);
+}
+
+struct platform_driver jz_nand_driver = {
+ .probe = jz_nand_probe,
+ .remove = __devexit_p(jz_nand_probe),
+ .driver = {
+ .name = "jz4740-nand",
+ .owner = THIS_MODULE,
+ },
+};
+
+static int __init jz_nand_init(void)
+{
+ return platform_driver_register(&jz_nand_driver);
+}
+module_init(jz_nand_init);
+
+static void __exit jz_nand_exit(void)
+{
+ platform_driver_unregister(&jz_nand_driver);
+}
+module_exit(jz_nand_exit);
+
+MODULE_LICENSE("GPL");
+MODULE_AUTHOR("Lars-Peter Clausen <lars@metafoo.de>");
+MODULE_DESCRIPTION("NAND controller driver for JZ4720/JZ4740 SoC");
+MODULE_ALIAS("platform:jz4740-nand");
+MODULE_ALIAS("platform:jz4720-nand");
diff --git a/include/linux/mtd/jz4740_nand.h b/include/linux/mtd/jz4740_nand.h
new file mode 100644
index 0000000..8254e4c
--- /dev/null
+++ b/include/linux/mtd/jz4740_nand.h
@@ -0,0 +1,34 @@
+/*
+ * Copyright (C) 2009-2010, Lars-Peter Clausen <lars@metafoo.de>
+ * JZ4720/JZ4740 SoC NAND controller driver
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the
+ * Free Software Foundation; either version 2 of the License, or (at your
+ * option) any later version.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 675 Mass Ave, Cambridge, MA 02139, USA.
+ *
+ */
+
+#ifndef __JZ_NAND_H__
+#define __JZ_NAND_H__
+
+#include <linux/mtd/nand.h>
+#include <linux/mtd/partitions.h>
+
+struct jz_nand_platform_data {
+ int num_partitions;
+ struct mtd_partition *partitions;
+
+ struct nand_ecclayout *ecc_layout;
+
+ unsigned int busy_gpio;
+
+ void (*ident_callback)(struct platform_device *, struct nand_chip *,
+ struct mtd_partition **, int *num_partitions);
+};
+
+#endif
diff --git a/include/mtd/mtd-abi.h b/include/mtd/mtd-abi.h
index be51ae2..cf90168 100644
--- a/include/mtd/mtd-abi.h
+++ b/include/mtd/mtd-abi.h
@@ -134,7 +134,7 @@ struct nand_oobfree {
*/
struct nand_ecclayout {
__u32 eccbytes;
- __u32 eccpos[64];
+ __u32 eccpos[72];
__u32 oobavail;
struct nand_oobfree oobfree[MTD_MAX_OOBFREE_ENTRIES];
};
--
1.5.6.5

View File

@ -0,0 +1,929 @@
From 4b85f4f65855e49dec6271cf35efdcee26534210 Mon Sep 17 00:00:00 2001
From: Lars-Peter Clausen <lars@metafoo.de>
Date: Sat, 24 Apr 2010 12:13:58 +0200
Subject: [PATCH] Add jz4740 framebuffer driver
---
drivers/video/Kconfig | 9 +
drivers/video/Makefile | 1 +
drivers/video/jz4740_fb.c | 810 +++++++++++++++++++++++++++++++++++++++++++++
include/linux/jz4740_fb.h | 58 ++++
4 files changed, 878 insertions(+), 0 deletions(-)
create mode 100644 drivers/video/jz4740_fb.c
create mode 100644 include/linux/jz4740_fb.h
diff --git a/drivers/video/Kconfig b/drivers/video/Kconfig
index 6e16244..14647f0 100644
--- a/drivers/video/Kconfig
+++ b/drivers/video/Kconfig
@@ -2214,6 +2214,15 @@ config FB_BROADSHEET
and could also have been called by other names when coupled with
a bridge adapter.
+config FB_JZ4740
+ tristate "JZ47420/JZ4740 LCD framebuffer support"
+ depends on FB
+ select FB_SYS_FILLRECT
+ select FB_SYS_COPYAREA
+ select FB_SYS_IMAGEBLIT
+ help
+ Framebuffer support for the JZ4720 and JZ4740 SoC.
+
source "drivers/video/omap/Kconfig"
source "drivers/video/omap2/Kconfig"
diff --git a/drivers/video/Makefile b/drivers/video/Makefile
index ddc2af2..f56a9ca 100644
--- a/drivers/video/Makefile
+++ b/drivers/video/Makefile
@@ -131,6 +131,7 @@ obj-$(CONFIG_FB_CARMINE) += carminefb.o
obj-$(CONFIG_FB_MB862XX) += mb862xx/
obj-$(CONFIG_FB_MSM) += msm/
obj-$(CONFIG_FB_NUC900) += nuc900fb.o
+obj-$(CONFIG_FB_JZ4740) += jz4740_fb.o
# Platform or fallback drivers go here
obj-$(CONFIG_FB_UVESA) += uvesafb.o
diff --git a/drivers/video/jz4740_fb.c b/drivers/video/jz4740_fb.c
new file mode 100644
index 0000000..53f3adb
--- /dev/null
+++ b/drivers/video/jz4740_fb.c
@@ -0,0 +1,810 @@
+/*
+ * Copyright (C) 2009-2010, Lars-Peter Clausen <lars@metafoo.de>
+ * JZ4720/JZ4740 SoC LCD framebuffer driver
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the
+ * Free Software Foundation; either version 2 of the License, or (at your
+ * option) any later version.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 675 Mass Ave, Cambridge, MA 02139, USA.
+ *
+ */
+
+#include <linux/kernel.h>
+#include <linux/module.h>
+#include <linux/mutex.h>
+#include <linux/platform_device.h>
+
+#include <linux/clk.h>
+#include <linux/delay.h>
+
+#include <linux/console.h>
+#include <linux/fb.h>
+
+#include <linux/dma-mapping.h>
+
+#include <linux/jz4740_fb.h>
+#include <asm/mach-jz4740/gpio.h>
+
+#define JZ_REG_LCD_CFG 0x00
+#define JZ_REG_LCD_VSYNC 0x04
+#define JZ_REG_LCD_HSYNC 0x08
+#define JZ_REG_LCD_VAT 0x0C
+#define JZ_REG_LCD_DAH 0x10
+#define JZ_REG_LCD_DAV 0x14
+#define JZ_REG_LCD_PS 0x18
+#define JZ_REG_LCD_CLS 0x1C
+#define JZ_REG_LCD_SPL 0x20
+#define JZ_REG_LCD_REV 0x24
+#define JZ_REG_LCD_CTRL 0x30
+#define JZ_REG_LCD_STATE 0x34
+#define JZ_REG_LCD_IID 0x38
+#define JZ_REG_LCD_DA0 0x40
+#define JZ_REG_LCD_SA0 0x44
+#define JZ_REG_LCD_FID0 0x48
+#define JZ_REG_LCD_CMD0 0x4C
+#define JZ_REG_LCD_DA1 0x50
+#define JZ_REG_LCD_SA1 0x54
+#define JZ_REG_LCD_FID1 0x58
+#define JZ_REG_LCD_CMD1 0x5C
+
+#define JZ_LCD_CFG_SLCD BIT(31)
+#define JZ_LCD_CFG_PS_DISABLE BIT(23)
+#define JZ_LCD_CFG_CLS_DISABLE BIT(22)
+#define JZ_LCD_CFG_SPL_DISABLE BIT(21)
+#define JZ_LCD_CFG_REV_DISABLE BIT(20)
+#define JZ_LCD_CFG_HSYNCM BIT(19)
+#define JZ_LCD_CFG_PCLKM BIT(18)
+#define JZ_LCD_CFG_INV BIT(17)
+#define JZ_LCD_CFG_SYNC_DIR BIT(16)
+#define JZ_LCD_CFG_PS_POLARITY BIT(15)
+#define JZ_LCD_CFG_CLS_POLARITY BIT(14)
+#define JZ_LCD_CFG_SPL_POLARITY BIT(13)
+#define JZ_LCD_CFG_REV_POLARITY BIT(12)
+#define JZ_LCD_CFG_HSYNC_ACTIVE_LOW BIT(11)
+#define JZ_LCD_CFG_PCLK_FALLING_EDGE BIT(10)
+#define JZ_LCD_CFG_DE_ACTIVE_LOW BIT(9)
+#define JZ_LCD_CFG_VSYNC_ACTIVE_LOW BIT(8)
+#define JZ_LCD_CFG_18_BIT BIT(7)
+#define JZ_LCD_CFG_PDW (BIT(5) | BIT(4))
+#define JZ_LCD_CFG_MODE_MASK 0xf
+
+#define JZ_LCD_CTRL_BURST_4 (0x0 << 28)
+#define JZ_LCD_CTRL_BURST_8 (0x1 << 28)
+#define JZ_LCD_CTRL_BURST_16 (0x2 << 28)
+#define JZ_LCD_CTRL_RGB555 BIT(27)
+#define JZ_LCD_CTRL_OFUP BIT(26)
+#define JZ_LCD_CTRL_FRC_GRAYSCALE_16 (0x0 << 24)
+#define JZ_LCD_CTRL_FRC_GRAYSCALE_4 (0x1 << 24)
+#define JZ_LCD_CTRL_FRC_GRAYSCALE_2 (0x2 << 24)
+#define JZ_LCD_CTRL_PDD_MASK (0xff << 16)
+#define JZ_LCD_CTRL_EOF_IRQ BIT(13)
+#define JZ_LCD_CTRL_SOF_IRQ BIT(12)
+#define JZ_LCD_CTRL_OFU_IRQ BIT(11)
+#define JZ_LCD_CTRL_IFU0_IRQ BIT(10)
+#define JZ_LCD_CTRL_IFU1_IRQ BIT(9)
+#define JZ_LCD_CTRL_DD_IRQ BIT(8)
+#define JZ_LCD_CTRL_QDD_IRQ BIT(7)
+#define JZ_LCD_CTRL_REVERSE_ENDIAN BIT(6)
+#define JZ_LCD_CTRL_LSB_FISRT BIT(5)
+#define JZ_LCD_CTRL_DISABLE BIT(4)
+#define JZ_LCD_CTRL_ENABLE BIT(3)
+#define JZ_LCD_CTRL_BPP_1 0x0
+#define JZ_LCD_CTRL_BPP_2 0x1
+#define JZ_LCD_CTRL_BPP_4 0x2
+#define JZ_LCD_CTRL_BPP_8 0x3
+#define JZ_LCD_CTRL_BPP_15_16 0x4
+#define JZ_LCD_CTRL_BPP_18_24 0x5
+
+#define JZ_LCD_CMD_SOF_IRQ BIT(15)
+#define JZ_LCD_CMD_EOF_IRQ BIT(16)
+#define JZ_LCD_CMD_ENABLE_PAL BIT(12)
+
+#define JZ_LCD_SYNC_MASK 0x3ff
+
+#define JZ_LCD_STATE_DISABLED BIT(0)
+
+struct jzfb_framedesc {
+ uint32_t next;
+ uint32_t addr;
+ uint32_t id;
+ uint32_t cmd;
+} __attribute__((packed));
+
+struct jzfb {
+ struct fb_info *fb;
+ struct platform_device *pdev;
+ void __iomem *base;
+ struct resource *mem;
+ struct jz4740_fb_platform_data *pdata;
+
+ size_t vidmem_size;
+ void *vidmem;
+ dma_addr_t vidmem_phys;
+ struct jzfb_framedesc *framedesc;
+ dma_addr_t framedesc_phys;
+
+ struct clk *ldclk;
+ struct clk *lpclk;
+
+ unsigned is_enabled:1;
+ struct mutex lock;
+
+ uint32_t pseudo_palette[256];
+};
+
+static struct fb_fix_screeninfo jzfb_fix __devinitdata = {
+ .id = "JZ4740 FB",
+ .type = FB_TYPE_PACKED_PIXELS,
+ .visual = FB_VISUAL_TRUECOLOR,
+ .xpanstep = 0,
+ .ypanstep = 0,
+ .ywrapstep = 0,
+ .accel = FB_ACCEL_NONE,
+};
+
+const static struct jz_gpio_bulk_request jz_lcd_ctrl_pins[] = {
+ JZ_GPIO_BULK_PIN(LCD_PCLK),
+ JZ_GPIO_BULK_PIN(LCD_HSYNC),
+ JZ_GPIO_BULK_PIN(LCD_VSYNC),
+ JZ_GPIO_BULK_PIN(LCD_DE),
+ JZ_GPIO_BULK_PIN(LCD_PS),
+ JZ_GPIO_BULK_PIN(LCD_REV),
+};
+
+const static struct jz_gpio_bulk_request jz_lcd_data_pins[] = {
+ JZ_GPIO_BULK_PIN(LCD_DATA0),
+ JZ_GPIO_BULK_PIN(LCD_DATA1),
+ JZ_GPIO_BULK_PIN(LCD_DATA2),
+ JZ_GPIO_BULK_PIN(LCD_DATA3),
+ JZ_GPIO_BULK_PIN(LCD_DATA4),
+ JZ_GPIO_BULK_PIN(LCD_DATA5),
+ JZ_GPIO_BULK_PIN(LCD_DATA6),
+ JZ_GPIO_BULK_PIN(LCD_DATA7),
+ JZ_GPIO_BULK_PIN(LCD_DATA8),
+ JZ_GPIO_BULK_PIN(LCD_DATA9),
+ JZ_GPIO_BULK_PIN(LCD_DATA10),
+ JZ_GPIO_BULK_PIN(LCD_DATA11),
+ JZ_GPIO_BULK_PIN(LCD_DATA12),
+ JZ_GPIO_BULK_PIN(LCD_DATA13),
+ JZ_GPIO_BULK_PIN(LCD_DATA14),
+ JZ_GPIO_BULK_PIN(LCD_DATA15),
+ JZ_GPIO_BULK_PIN(LCD_DATA16),
+ JZ_GPIO_BULK_PIN(LCD_DATA17),
+};
+
+static unsigned int jzfb_num_ctrl_pins(struct jzfb *jzfb)
+{
+ unsigned int num;
+
+ switch (jzfb->pdata->lcd_type) {
+ case JZ_LCD_TYPE_GENERIC_16_BIT:
+ num = 4;
+ break;
+ case JZ_LCD_TYPE_GENERIC_18_BIT:
+ num = 4;
+ break;
+ case JZ_LCD_TYPE_8BIT_SERIAL:
+ num = 3;
+ break;
+ default:
+ num = 0;
+ break;
+ }
+ return num;
+}
+
+static unsigned int jzfb_num_data_pins(struct jzfb *jzfb)
+{
+ unsigned int num;
+
+ switch (jzfb->pdata->lcd_type) {
+ case JZ_LCD_TYPE_GENERIC_16_BIT:
+ num = 16;
+ break;
+ case JZ_LCD_TYPE_GENERIC_18_BIT:
+ num = 19;
+ break;
+ case JZ_LCD_TYPE_8BIT_SERIAL:
+ num = 8;
+ break;
+ default:
+ num = 0;
+ break;
+ }
+ return num;
+}
+
+static int jzfb_setcolreg(unsigned regno, unsigned red, unsigned green,
+ unsigned blue, unsigned transp, struct fb_info *fb)
+{
+ if (regno >= fb->cmap.len)
+ return -EINVAL;
+
+ ((uint32_t *)fb->pseudo_palette)[regno] = red << 16 | green << 8 | blue;
+
+ return 0;
+}
+
+static int jzfb_get_controller_bpp(struct jzfb *jzfb)
+{
+ switch (jzfb->pdata->bpp) {
+ case 18:
+ case 24:
+ return 32;
+ case 15:
+ return 16;
+ default:
+ return jzfb->pdata->bpp;
+ }
+}
+
+static struct fb_videomode *jzfb_get_mode(struct jzfb *jzfb, struct fb_var_screeninfo *var)
+{
+ size_t i;
+ struct fb_videomode *mode = jzfb->pdata->modes;
+
+ for (i = 0; i < jzfb->pdata->num_modes; ++i, ++mode) {
+ if (mode->xres == var->xres && mode->yres == var->yres)
+ return mode;
+ }
+
+ return NULL;
+}
+
+static int jzfb_check_var(struct fb_var_screeninfo *var, struct fb_info *fb)
+{
+ struct jzfb *jzfb = fb->par;
+ struct fb_videomode *mode;
+
+ if (var->bits_per_pixel != jzfb_get_controller_bpp(jzfb) &&
+ var->bits_per_pixel != jzfb->pdata->bpp)
+ return -EINVAL;
+
+ mode = jzfb_get_mode(jzfb, var);
+ if (mode == NULL)
+ return -EINVAL;
+
+ fb_videomode_to_var(var, mode);
+
+ switch (jzfb->pdata->bpp) {
+ case 8:
+ break;
+ case 15:
+ var->red.offset = 10;
+ var->red.length = 5;
+ var->green.offset = 6;
+ var->green.length = 5;
+ var->blue.offset = 0;
+ var->blue.length = 5;
+ break;
+ case 16:
+ var->red.offset = 11;
+ var->red.length = 5;
+ var->green.offset = 6;
+ var->green.length = 6;
+ var->blue.offset = 0;
+ var->blue.length = 5;
+ break;
+ case 18:
+ var->red.offset = 16;
+ var->red.length = 6;
+ var->green.offset = 8;
+ var->green.length = 6;
+ var->blue.offset = 0;
+ var->blue.length = 6;
+ var->bits_per_pixel = 32;
+ break;
+ case 32:
+ case 24:
+ var->transp.offset = 24;
+ var->transp.length = 8;
+ var->red.offset = 16;
+ var->red.length = 8;
+ var->green.offset = 8;
+ var->green.length = 8;
+ var->blue.offset = 0;
+ var->blue.length = 8;
+ var->bits_per_pixel = 32;
+ break;
+ default:
+ break;
+ }
+
+ return 0;
+}
+
+static int jzfb_set_par(struct fb_info *info)
+{
+ struct jzfb *jzfb = info->par;
+ struct fb_var_screeninfo *var = &info->var;
+ struct fb_videomode *mode;
+ uint16_t hds, vds;
+ uint16_t hde, vde;
+ uint16_t ht, vt;
+ uint32_t ctrl;
+ uint32_t cfg;
+ unsigned long rate;
+
+ mode = jzfb_get_mode(jzfb, var);
+ if (mode == NULL)
+ return -EINVAL;
+
+ info->mode = mode;
+
+ hds = mode->hsync_len + mode->left_margin;
+ hde = hds + mode->xres;
+ ht = hde + mode->right_margin;
+
+ vds = mode->vsync_len + mode->upper_margin;
+ vde = vds + mode->yres;
+ vt = vde + mode->lower_margin;
+
+ ctrl = JZ_LCD_CTRL_OFUP | JZ_LCD_CTRL_BURST_16;
+
+ switch (jzfb->pdata->bpp) {
+ case 1:
+ ctrl |= JZ_LCD_CTRL_BPP_1;
+ break;
+ case 2:
+ ctrl |= JZ_LCD_CTRL_BPP_2;
+ break;
+ case 4:
+ ctrl |= JZ_LCD_CTRL_BPP_4;
+ break;
+ case 8:
+ ctrl |= JZ_LCD_CTRL_BPP_8;
+ break;
+ case 15:
+ ctrl |= JZ_LCD_CTRL_RGB555; /* Falltrough */
+ case 16:
+ ctrl |= JZ_LCD_CTRL_BPP_15_16;
+ break;
+ case 18:
+ case 24:
+ case 32:
+ ctrl |= JZ_LCD_CTRL_BPP_18_24;
+ break;
+ default:
+ break;
+ }
+
+ cfg = 0;
+ cfg |= JZ_LCD_CFG_PS_DISABLE;
+ cfg |= JZ_LCD_CFG_CLS_DISABLE;
+ cfg |= JZ_LCD_CFG_SPL_DISABLE;
+ cfg |= JZ_LCD_CFG_REV_DISABLE;
+
+ if (!(mode->sync & FB_SYNC_HOR_HIGH_ACT))
+ cfg |= JZ_LCD_CFG_HSYNC_ACTIVE_LOW;
+
+ if (!(mode->sync & FB_SYNC_VERT_HIGH_ACT))
+ cfg |= JZ_LCD_CFG_VSYNC_ACTIVE_LOW;
+
+ if (jzfb->pdata->pixclk_falling_edge)
+ cfg |= JZ_LCD_CFG_PCLK_FALLING_EDGE;
+
+ if (jzfb->pdata->date_enable_active_low)
+ cfg |= JZ_LCD_CFG_DE_ACTIVE_LOW;
+
+ if (jzfb->pdata->lcd_type == JZ_LCD_TYPE_GENERIC_18_BIT)
+ cfg |= JZ_LCD_CFG_18_BIT;
+
+ cfg |= jzfb->pdata->lcd_type & 0xf;
+
+ if (mode->pixclock) {
+ rate = PICOS2KHZ(mode->pixclock) * 1000;
+ mode->refresh = rate / vt / ht;
+ } else {
+ if (jzfb->pdata->lcd_type == JZ_LCD_TYPE_8BIT_SERIAL)
+ rate = mode->refresh * (vt + 2 * mode->xres) * ht;
+ else
+ rate = mode->refresh * vt * ht;
+
+ mode->pixclock = KHZ2PICOS(rate / 1000);
+ }
+
+ mutex_lock(&jzfb->lock);
+ if (!jzfb->is_enabled)
+ clk_enable(jzfb->ldclk);
+ else
+ ctrl |= JZ_LCD_CTRL_ENABLE;
+
+ writel(mode->hsync_len, jzfb->base + JZ_REG_LCD_HSYNC);
+ writel(mode->vsync_len, jzfb->base + JZ_REG_LCD_VSYNC);
+
+ writel((ht << 16) | vt, jzfb->base + JZ_REG_LCD_VAT);
+
+ writel((hds << 16) | hde, jzfb->base + JZ_REG_LCD_DAH);
+ writel((vds << 16) | vde, jzfb->base + JZ_REG_LCD_DAV);
+
+ writel(cfg, jzfb->base + JZ_REG_LCD_CFG);
+
+ writel(ctrl, jzfb->base + JZ_REG_LCD_CTRL);
+
+ if (!jzfb->is_enabled)
+ clk_disable(jzfb->ldclk);
+ mutex_unlock(&jzfb->lock);
+
+ clk_set_rate(jzfb->lpclk, rate);
+ clk_set_rate(jzfb->ldclk, rate * 3);
+
+ return 0;
+}
+
+static void jzfb_enable(struct jzfb *jzfb)
+{
+ uint32_t ctrl;
+
+ clk_enable(jzfb->ldclk);
+
+ jz_gpio_bulk_resume(jz_lcd_ctrl_pins, jzfb_num_ctrl_pins(jzfb));
+ jz_gpio_bulk_resume(jz_lcd_data_pins, jzfb_num_data_pins(jzfb));
+
+ writel(0, jzfb->base + JZ_REG_LCD_STATE);
+
+ writel(jzfb->framedesc->next, jzfb->base + JZ_REG_LCD_DA0);
+
+ ctrl = readl(jzfb->base + JZ_REG_LCD_CTRL);
+ ctrl |= JZ_LCD_CTRL_ENABLE;
+ ctrl &= ~JZ_LCD_CTRL_DISABLE;
+ writel(ctrl, jzfb->base + JZ_REG_LCD_CTRL);
+}
+
+static void jzfb_disable(struct jzfb *jzfb)
+{
+ uint32_t ctrl;
+
+ ctrl = readl(jzfb->base + JZ_REG_LCD_CTRL);
+ ctrl |= JZ_LCD_CTRL_DISABLE;
+ writel(ctrl, jzfb->base + JZ_REG_LCD_CTRL);
+ do {
+ ctrl = readl(jzfb->base + JZ_REG_LCD_STATE);
+ } while (!(ctrl & JZ_LCD_STATE_DISABLED));
+
+ jz_gpio_bulk_suspend(jz_lcd_ctrl_pins, jzfb_num_ctrl_pins(jzfb));
+ jz_gpio_bulk_suspend(jz_lcd_data_pins, jzfb_num_data_pins(jzfb));
+
+ clk_disable(jzfb->ldclk);
+}
+
+static int jzfb_blank(int blank_mode, struct fb_info *info)
+{
+ struct jzfb *jzfb = info->par;
+
+ switch (blank_mode) {
+ case FB_BLANK_UNBLANK:
+ mutex_lock(&jzfb->lock);
+ if (jzfb->is_enabled) {
+ mutex_unlock(&jzfb->lock);
+ return 0;
+ }
+
+ jzfb_enable(jzfb);
+ jzfb->is_enabled = 1;
+
+ mutex_unlock(&jzfb->lock);
+
+ break;
+ default:
+ mutex_lock(&jzfb->lock);
+ if (!jzfb->is_enabled) {
+ mutex_unlock(&jzfb->lock);
+ return 0;
+ }
+
+ jzfb_disable(jzfb);
+
+ jzfb->is_enabled = 0;
+ mutex_unlock(&jzfb->lock);
+ break;
+ }
+
+ return 0;
+}
+
+static int jzfb_alloc_devmem(struct jzfb *jzfb)
+{
+ int max_videosize = 0;
+ struct fb_videomode *mode = jzfb->pdata->modes;
+ void *page;
+ int i;
+
+ for (i = 0; i < jzfb->pdata->num_modes; ++mode, ++i) {
+ if (max_videosize < mode->xres * mode->yres)
+ max_videosize = mode->xres * mode->yres;
+ }
+
+ max_videosize *= jzfb_get_controller_bpp(jzfb) >> 3;
+
+ jzfb->framedesc = dma_alloc_coherent(&jzfb->pdev->dev,
+ sizeof(*jzfb->framedesc),
+ &jzfb->framedesc_phys, GFP_KERNEL);
+
+ if (!jzfb->framedesc)
+ return -ENOMEM;
+
+ jzfb->vidmem_size = PAGE_ALIGN(max_videosize);
+ jzfb->vidmem = dma_alloc_coherent(&jzfb->pdev->dev,
+ jzfb->vidmem_size,
+ &jzfb->vidmem_phys, GFP_KERNEL);
+
+ if (!jzfb->vidmem)
+ goto err_free_framedesc;
+
+ for (page = jzfb->vidmem;
+ page < jzfb->vidmem + PAGE_ALIGN(jzfb->vidmem_size);
+ page += PAGE_SIZE) {
+ SetPageReserved(virt_to_page(page));
+ }
+
+
+ jzfb->framedesc->next = jzfb->framedesc_phys;
+ jzfb->framedesc->addr = jzfb->vidmem_phys;
+ jzfb->framedesc->id = 0xdeafbead;
+ jzfb->framedesc->cmd = 0;
+ jzfb->framedesc->cmd |= max_videosize / 4;
+
+ return 0;
+
+err_free_framedesc:
+ dma_free_coherent(&jzfb->pdev->dev, sizeof(*jzfb->framedesc),
+ jzfb->framedesc, jzfb->framedesc_phys);
+ return -ENOMEM;
+}
+
+static void jzfb_free_devmem(struct jzfb *jzfb)
+{
+ dma_free_coherent(&jzfb->pdev->dev, jzfb->vidmem_size,
+ jzfb->vidmem, jzfb->vidmem_phys);
+ dma_free_coherent(&jzfb->pdev->dev, sizeof(*jzfb->framedesc),
+ jzfb->framedesc, jzfb->framedesc_phys);
+}
+
+static struct fb_ops jzfb_ops = {
+ .owner = THIS_MODULE,
+ .fb_check_var = jzfb_check_var,
+ .fb_set_par = jzfb_set_par,
+ .fb_blank = jzfb_blank,
+ .fb_fillrect = sys_fillrect,
+ .fb_copyarea = sys_copyarea,
+ .fb_imageblit = sys_imageblit,
+ .fb_setcolreg = jzfb_setcolreg,
+};
+
+static int __devinit jzfb_probe(struct platform_device *pdev)
+{
+ int ret;
+ struct jzfb *jzfb;
+ struct fb_info *fb;
+ struct jz4740_fb_platform_data *pdata = pdev->dev.platform_data;
+ struct resource *mem;
+
+ if (!pdata) {
+ dev_err(&pdev->dev, "Missing platform data\n");
+ return -ENOENT;
+ }
+
+ mem = platform_get_resource(pdev, IORESOURCE_MEM, 0);
+
+ if (!mem) {
+ dev_err(&pdev->dev, "Failed to get register memory resource\n");
+ return -ENOENT;
+ }
+
+ mem = request_mem_region(mem->start, resource_size(mem), pdev->name);
+
+ if (!mem) {
+ dev_err(&pdev->dev, "Failed to request register memory region\n");
+ return -EBUSY;
+ }
+
+
+ fb = framebuffer_alloc(sizeof(struct jzfb), &pdev->dev);
+
+ if (!fb) {
+ dev_err(&pdev->dev, "Failed to allocate framebuffer device\n");
+ ret = -ENOMEM;
+ goto err_release_mem_region;
+ }
+
+ fb->fbops = &jzfb_ops;
+ fb->flags = FBINFO_DEFAULT;
+
+ jzfb = fb->par;
+ jzfb->pdev = pdev;
+ jzfb->pdata = pdata;
+ jzfb->mem = mem;
+
+ jzfb->ldclk = clk_get(&pdev->dev, "lcd");
+ if (IS_ERR(jzfb->ldclk)) {
+ ret = PTR_ERR(jzfb->ldclk);
+ dev_err(&pdev->dev, "Failed to get lcd clock: %d\n", ret);
+ goto err_framebuffer_release;
+ }
+
+ jzfb->lpclk = clk_get(&pdev->dev, "lcd_pclk");
+ if (IS_ERR(jzfb->lpclk)) {
+ ret = PTR_ERR(jzfb->lpclk);
+ dev_err(&pdev->dev, "Failed to get lcd pixel clock: %d\n", ret);
+ goto err_put_ldclk;
+ }
+
+ jzfb->base = ioremap(mem->start, resource_size(mem));
+
+ if (!jzfb->base) {
+ dev_err(&pdev->dev, "Failed to ioremap register memory region\n");
+ ret = -EBUSY;
+ goto err_put_lpclk;
+ }
+
+ platform_set_drvdata(pdev, jzfb);
+
+ fb_videomode_to_modelist(pdata->modes, pdata->num_modes,
+ &fb->modelist);
+ fb->mode = pdata->modes;
+
+ fb_videomode_to_var(&fb->var, fb->mode);
+ fb->var.bits_per_pixel = pdata->bpp;
+ jzfb_check_var(&fb->var, fb);
+
+ ret = jzfb_alloc_devmem(jzfb);
+ if (ret) {
+ dev_err(&pdev->dev, "Failed to allocate video memory\n");
+ goto err_iounmap;
+ }
+
+ fb->fix = jzfb_fix;
+ fb->fix.line_length = fb->var.bits_per_pixel * fb->var.xres / 8;
+ fb->fix.mmio_start = mem->start;
+ fb->fix.mmio_len = resource_size(mem);
+ fb->fix.smem_start = jzfb->vidmem_phys;
+ fb->fix.smem_len = fb->fix.line_length * fb->var.yres;
+ fb->screen_base = jzfb->vidmem;
+ fb->pseudo_palette = jzfb->pseudo_palette;
+
+ fb_alloc_cmap(&fb->cmap, 256, 0);
+
+ mutex_init(&jzfb->lock);
+
+ clk_enable(jzfb->ldclk);
+ jzfb->is_enabled = 1;
+
+ writel(jzfb->framedesc->next, jzfb->base + JZ_REG_LCD_DA0);
+ jzfb_set_par(fb);
+
+ jz_gpio_bulk_request(jz_lcd_ctrl_pins, jzfb_num_ctrl_pins(jzfb));
+ jz_gpio_bulk_request(jz_lcd_data_pins, jzfb_num_data_pins(jzfb));
+
+ ret = register_framebuffer(fb);
+ if (ret) {
+ dev_err(&pdev->dev, "Failed to register framebuffer: %d\n", ret);
+ goto err_free_devmem;
+ }
+
+ jzfb->fb = fb;
+
+ return 0;
+
+err_free_devmem:
+ jz_gpio_bulk_free(jz_lcd_ctrl_pins, jzfb_num_ctrl_pins(jzfb));
+ jz_gpio_bulk_free(jz_lcd_data_pins, jzfb_num_data_pins(jzfb));
+
+ fb_dealloc_cmap(&fb->cmap);
+ jzfb_free_devmem(jzfb);
+err_iounmap:
+ iounmap(jzfb->base);
+err_put_lpclk:
+ clk_put(jzfb->lpclk);
+err_put_ldclk:
+ clk_put(jzfb->ldclk);
+err_framebuffer_release:
+ framebuffer_release(fb);
+err_release_mem_region:
+ release_mem_region(mem->start, resource_size(mem));
+ return ret;
+}
+
+static int __devexit jzfb_remove(struct platform_device *pdev)
+{
+ struct jzfb *jzfb = platform_get_drvdata(pdev);
+
+ jzfb_blank(FB_BLANK_POWERDOWN, jzfb->fb);
+
+ jz_gpio_bulk_free(jz_lcd_ctrl_pins, jzfb_num_ctrl_pins(jzfb));
+ jz_gpio_bulk_free(jz_lcd_data_pins, jzfb_num_data_pins(jzfb));
+
+ iounmap(jzfb->base);
+ release_mem_region(jzfb->mem->start, resource_size(jzfb->mem));
+
+ fb_dealloc_cmap(&jzfb->fb->cmap);
+ jzfb_free_devmem(jzfb);
+
+ platform_set_drvdata(pdev, NULL);
+
+ clk_put(jzfb->lpclk);
+ clk_put(jzfb->ldclk);
+
+ framebuffer_release(jzfb->fb);
+
+ return 0;
+}
+
+#ifdef CONFIG_PM
+
+static int jzfb_suspend(struct device *dev)
+{
+ struct jzfb *jzfb = dev_get_drvdata(dev);
+
+ acquire_console_sem();
+ fb_set_suspend(jzfb->fb, 1);
+ release_console_sem();
+
+ mutex_lock(&jzfb->lock);
+ if (jzfb->is_enabled)
+ jzfb_disable(jzfb);
+ mutex_unlock(&jzfb->lock);
+
+ return 0;
+}
+
+static int jzfb_resume(struct device *dev)
+{
+ struct jzfb *jzfb = dev_get_drvdata(dev);
+ clk_enable(jzfb->ldclk);
+
+ mutex_lock(&jzfb->lock);
+ if (jzfb->is_enabled)
+ jzfb_enable(jzfb);
+ mutex_unlock(&jzfb->lock);
+
+ acquire_console_sem();
+ fb_set_suspend(jzfb->fb, 0);
+ release_console_sem();
+
+ return 0;
+}
+
+static const struct dev_pm_ops jzfb_pm_ops = {
+ .suspend = jzfb_suspend,
+ .resume = jzfb_resume,
+ .poweroff = jzfb_suspend,
+ .restore = jzfb_resume,
+};
+
+#define JZFB_PM_OPS (&jzfb_pm_ops)
+
+#else
+#define JZFB_PM_OPS NULL
+#endif
+
+static struct platform_driver jzfb_driver = {
+ .probe = jzfb_probe,
+ .remove = __devexit_p(jzfb_remove),
+
+ .driver = {
+ .name = "jz4740-fb",
+ .pm = JZFB_PM_OPS,
+ },
+};
+
+static int __init jzfb_init(void)
+{
+ return platform_driver_register(&jzfb_driver);
+}
+module_init(jzfb_init);
+
+static void __exit jzfb_exit(void)
+{
+ platform_driver_unregister(&jzfb_driver);
+}
+module_exit(jzfb_exit);
+
+MODULE_LICENSE("GPL");
+MODULE_AUTHOR("Lars-Peter Clausen <lars@metafoo.de>");
+MODULE_DESCRIPTION("JZ4720/JZ4740 SoC LCD framebuffer driver");
+MODULE_ALIAS("platform:jz4740-fb");
+MODULE_ALIAS("platform:jz4720-fb");
diff --git a/include/linux/jz4740_fb.h b/include/linux/jz4740_fb.h
new file mode 100644
index 0000000..ab4c963
--- /dev/null
+++ b/include/linux/jz4740_fb.h
@@ -0,0 +1,58 @@
+/*
+ * Copyright (C) 2009, Lars-Peter Clausen <lars@metafoo.de>
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the
+ * Free Software Foundation; either version 2 of the License, or (at your
+ * option) any later version.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 675 Mass Ave, Cambridge, MA 02139, USA.
+ *
+ */
+
+#ifndef __LINUX_JZ4740_FB_H
+#define __LINUX_JZ4740_FB_H
+
+#include <linux/fb.h>
+
+enum jz4740_fb_lcd_type {
+ JZ_LCD_TYPE_GENERIC_16_BIT = 0,
+ JZ_LCD_TYPE_GENERIC_18_BIT = 0 | (1 << 4),
+ JZ_LCD_TYPE_SPECIAL_TFT_1 = 1,
+ JZ_LCD_TYPE_SPECIAL_TFT_2 = 2,
+ JZ_LCD_TYPE_SPECIAL_TFT_3 = 3,
+ JZ_LCD_TYPE_NON_INTERLACED_CCIR656 = 5,
+ JZ_LCD_TYPE_INTERLACED_CCIR656 = 7,
+ JZ_LCD_TYPE_SINGLE_COLOR_STN = 8,
+ JZ_LCD_TYPE_SINGLE_MONOCHROME_STN = 9,
+ JZ_LCD_TYPE_DUAL_COLOR_STN = 10,
+ JZ_LCD_TYPE_DUAL_MONOCHROME_STN = 11,
+ JZ_LCD_TYPE_8BIT_SERIAL = 12,
+};
+
+/*
+* width: width of the lcd display in mm
+* height: height of the lcd display in mm
+* num_modes: size of modes
+* modes: list of valid video modes
+* bpp: bits per pixel for the lcd
+* lcd_type: lcd type
+*/
+
+struct jz4740_fb_platform_data {
+ unsigned int width;
+ unsigned int height;
+
+ size_t num_modes;
+ struct fb_videomode *modes;
+
+ unsigned int bpp;
+ enum jz4740_fb_lcd_type lcd_type;
+
+ unsigned pixclk_falling_edge:1;
+ unsigned date_enable_active_low:1;
+};
+
+#endif
--
1.5.6.5

View File

@ -0,0 +1,399 @@
From 9241770134d9bea522051622c52a3195a3d218e0 Mon Sep 17 00:00:00 2001
From: Lars-Peter Clausen <lars@metafoo.de>
Date: Sat, 24 Apr 2010 12:12:37 +0200
Subject: [PATCH] Add jz4740 rtc driver
---
drivers/rtc/Kconfig | 11 ++
drivers/rtc/Makefile | 1 +
drivers/rtc/rtc-jz4740.c | 344 ++++++++++++++++++++++++++++++++++++++++++++++
3 files changed, 356 insertions(+), 0 deletions(-)
create mode 100644 drivers/rtc/rtc-jz4740.c
diff --git a/drivers/rtc/Kconfig b/drivers/rtc/Kconfig
index 6a13037..74699dd 100644
--- a/drivers/rtc/Kconfig
+++ b/drivers/rtc/Kconfig
@@ -488,6 +488,17 @@ config RTC_DRV_EFI
This driver can also be built as a module. If so, the module
will be called rtc-efi.
+config RTC_DRV_JZ4740
+ tristate "Ingenic JZ4720/JZ4740 SoC"
+ depends on RTC_CLASS
+ depends on SOC_JZ4740
+ help
+ If you say yes here you get support for the
+ Ingenic JZ4720/JZ4740 SoC RTC controller.
+
+ This driver can also be buillt as a module. If so, the module
+ will be called rtc-jz4740.
+
config RTC_DRV_STK17TA8
tristate "Simtek STK17TA8"
depends on RTC_CLASS
diff --git a/drivers/rtc/Makefile b/drivers/rtc/Makefile
index 44ef194..7002033 100644
--- a/drivers/rtc/Makefile
+++ b/drivers/rtc/Makefile
@@ -45,6 +45,7 @@ obj-$(CONFIG_RTC_DRV_EP93XX) += rtc-ep93xx.o
obj-$(CONFIG_RTC_DRV_FM3130) += rtc-fm3130.o
obj-$(CONFIG_RTC_DRV_GENERIC) += rtc-generic.o
obj-$(CONFIG_RTC_DRV_ISL1208) += rtc-isl1208.o
+obj-$(CONFIG_RTC_DRV_JZ4740) += rtc-jz4740.o
obj-$(CONFIG_RTC_DRV_M41T80) += rtc-m41t80.o
obj-$(CONFIG_RTC_DRV_M41T94) += rtc-m41t94.o
obj-$(CONFIG_RTC_DRV_M48T35) += rtc-m48t35.o
diff --git a/drivers/rtc/rtc-jz4740.c b/drivers/rtc/rtc-jz4740.c
new file mode 100644
index 0000000..aac905a
--- /dev/null
+++ b/drivers/rtc/rtc-jz4740.c
@@ -0,0 +1,344 @@
+/*
+ * Copyright (C) 2009-2010, Lars-Peter Clausen <lars@metafoo.de>
+ * JZ4720/JZ4740 SoC RTC driver
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the
+ * Free Software Foundation; either version 2 of the License, or (at your
+ * option) any later version.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 675 Mass Ave, Cambridge, MA 02139, USA.
+ *
+ */
+
+#include <linux/kernel.h>
+#include <linux/module.h>
+#include <linux/platform_device.h>
+#include <linux/rtc.h>
+#include <linux/slab.h>
+#include <linux/spinlock.h>
+
+#define JZ_REG_RTC_CTRL 0x00
+#define JZ_REG_RTC_SEC 0x04
+#define JZ_REG_RTC_SEC_ALARM 0x08
+#define JZ_REG_RTC_REGULATOR 0x0C
+#define JZ_REG_RTC_HIBERNATE 0x20
+#define JZ_REG_RTC_SCRATCHPAD 0x34
+
+#define JZ_RTC_CTRL_WRDY BIT(7)
+#define JZ_RTC_CTRL_1HZ BIT(6)
+#define JZ_RTC_CTRL_1HZ_IRQ BIT(5)
+#define JZ_RTC_CTRL_AF BIT(4)
+#define JZ_RTC_CTRL_AF_IRQ BIT(3)
+#define JZ_RTC_CTRL_AE BIT(2)
+#define JZ_RTC_CTRL_ENABLE BIT(0)
+
+struct jz4740_rtc {
+ struct resource *mem;
+ void __iomem *base;
+
+ struct rtc_device *rtc;
+
+ unsigned int irq;
+
+ spinlock_t lock;
+};
+
+static inline uint32_t jz4740_rtc_reg_read(struct jz4740_rtc *rtc, size_t reg)
+{
+ return readl(rtc->base + reg);
+}
+
+static inline void jz4740_rtc_wait_write_ready(struct jz4740_rtc *rtc)
+{
+ uint32_t ctrl;
+ do {
+ ctrl = jz4740_rtc_reg_read(rtc, JZ_REG_RTC_CTRL);
+ } while (!(ctrl & JZ_RTC_CTRL_WRDY));
+}
+
+
+static inline void jz4740_rtc_reg_write(struct jz4740_rtc *rtc, size_t reg,
+ uint32_t val)
+{
+ jz4740_rtc_wait_write_ready(rtc);
+ writel(val, rtc->base + reg);
+}
+
+static void jz4740_rtc_ctrl_set_bits(struct jz4740_rtc *rtc, uint32_t mask,
+ uint32_t val)
+{
+ unsigned long flags;
+ uint32_t ctrl;
+
+ spin_lock_irqsave(&rtc->lock, flags);
+
+ ctrl = jz4740_rtc_reg_read(rtc, JZ_REG_RTC_CTRL);
+
+ /* Don't clear interrupt flags by accident */
+ ctrl |= JZ_RTC_CTRL_1HZ | JZ_RTC_CTRL_AF;
+
+ ctrl &= ~mask;
+ ctrl |= val;
+
+ jz4740_rtc_reg_write(rtc, JZ_REG_RTC_CTRL, ctrl);
+
+ spin_unlock_irqrestore(&rtc->lock, flags);
+}
+
+static inline struct jz4740_rtc *dev_to_rtc(struct device *dev)
+{
+ return dev_get_drvdata(dev);
+}
+
+static int jz4740_rtc_read_time(struct device *dev, struct rtc_time *time)
+{
+ struct jz4740_rtc *rtc = dev_to_rtc(dev);
+ uint32_t secs, secs2;
+
+ secs = jz4740_rtc_reg_read(rtc, JZ_REG_RTC_SEC);
+ secs2 = jz4740_rtc_reg_read(rtc, JZ_REG_RTC_SEC);
+
+ while (secs != secs2) {
+ secs = secs2;
+ secs2 = jz4740_rtc_reg_read(rtc, JZ_REG_RTC_SEC);
+ }
+
+ rtc_time_to_tm(secs, time);
+
+ return rtc_valid_tm(time);
+}
+
+static int jz4740_rtc_set_mmss(struct device *dev, unsigned long secs)
+{
+ struct jz4740_rtc *rtc = dev_to_rtc(dev);
+
+ if ((uint32_t)secs != secs)
+ return -EINVAL;
+
+ jz4740_rtc_reg_write(rtc, JZ_REG_RTC_SEC, secs);
+
+ return 0;
+}
+
+static int jz4740_rtc_read_alarm(struct device *dev, struct rtc_wkalrm *alrm)
+{
+ struct jz4740_rtc *rtc = dev_to_rtc(dev);
+ uint32_t secs, secs2;
+ uint32_t ctrl;
+
+ secs = jz4740_rtc_reg_read(rtc, JZ_REG_RTC_SEC_ALARM);
+ secs2 = jz4740_rtc_reg_read(rtc, JZ_REG_RTC_SEC_ALARM);
+
+ while (secs != secs2) {
+ secs = secs2;
+ secs2 = jz4740_rtc_reg_read(rtc, JZ_REG_RTC_SEC_ALARM);
+ }
+
+ ctrl = jz4740_rtc_reg_read(rtc, JZ_REG_RTC_CTRL);
+
+ alrm->enabled = !!(ctrl & JZ_RTC_CTRL_AE);
+ alrm->pending = !!(ctrl & JZ_RTC_CTRL_AF);
+
+ rtc_time_to_tm(secs, &alrm->time);
+
+ return rtc_valid_tm(&alrm->time);
+}
+
+static int jz4740_rtc_set_alarm(struct device *dev, struct rtc_wkalrm *alrm)
+{
+ struct jz4740_rtc *rtc = dev_to_rtc(dev);
+ unsigned long secs;
+
+ rtc_tm_to_time(&alrm->time, &secs);
+
+ if ((uint32_t)secs != secs)
+ return -EINVAL;
+
+ jz4740_rtc_reg_write(rtc, JZ_REG_RTC_SEC_ALARM, (uint32_t)secs);
+ jz4740_rtc_ctrl_set_bits(rtc, JZ_RTC_CTRL_AE,
+ alrm->enabled ? JZ_RTC_CTRL_AE : 0);
+
+ return 0;
+}
+
+static int jz4740_rtc_update_irq_enable(struct device *dev, unsigned int enable)
+{
+ struct jz4740_rtc *rtc = dev_to_rtc(dev);
+ jz4740_rtc_ctrl_set_bits(rtc, JZ_RTC_CTRL_1HZ_IRQ,
+ enable ? JZ_RTC_CTRL_1HZ_IRQ : 0);
+ return 0;
+}
+
+
+static int jz4740_rtc_alarm_irq_enable(struct device *dev, unsigned int enable)
+{
+ struct jz4740_rtc *rtc = dev_to_rtc(dev);
+ jz4740_rtc_ctrl_set_bits(rtc, JZ_RTC_CTRL_AF_IRQ,
+ enable ? JZ_RTC_CTRL_AF_IRQ : 0);
+ return 0;
+}
+
+static struct rtc_class_ops jz4740_rtc_ops = {
+ .read_time = jz4740_rtc_read_time,
+ .set_mmss = jz4740_rtc_set_mmss,
+ .read_alarm = jz4740_rtc_read_alarm,
+ .set_alarm = jz4740_rtc_set_alarm,
+ .update_irq_enable = jz4740_rtc_update_irq_enable,
+ .alarm_irq_enable = jz4740_rtc_alarm_irq_enable,
+};
+
+static irqreturn_t jz4740_rtc_irq(int irq, void *data)
+{
+ struct jz4740_rtc *rtc = data;
+ uint32_t ctrl;
+ unsigned long events = 0;
+ ctrl = jz4740_rtc_reg_read(rtc, JZ_REG_RTC_CTRL);
+
+ if (ctrl & JZ_RTC_CTRL_1HZ)
+ events |= (RTC_UF | RTC_IRQF);
+
+ if (ctrl & JZ_RTC_CTRL_AF)
+ events |= (RTC_AF | RTC_IRQF);
+
+ rtc_update_irq(rtc->rtc, 1, events);
+
+ jz4740_rtc_ctrl_set_bits(rtc, JZ_RTC_CTRL_1HZ | JZ_RTC_CTRL_AF, 0);
+
+ return IRQ_HANDLED;
+}
+
+void jz4740_rtc_poweroff(struct device *dev)
+{
+ struct jz4740_rtc *rtc = dev_get_drvdata(dev);
+ jz4740_rtc_reg_write(rtc, JZ_REG_RTC_HIBERNATE, 1);
+}
+EXPORT_SYMBOL_GPL(jz4740_rtc_poweroff);
+
+static int __devinit jz4740_rtc_probe(struct platform_device *pdev)
+{
+ int ret;
+ struct jz4740_rtc *rtc;
+ uint32_t scratchpad;
+
+ rtc = kmalloc(sizeof(*rtc), GFP_KERNEL);
+
+ rtc->irq = platform_get_irq(pdev, 0);
+
+ if (rtc->irq < 0) {
+ ret = -ENOENT;
+ dev_err(&pdev->dev, "Failed to get platform irq\n");
+ goto err_free;
+ }
+
+ rtc->mem = platform_get_resource(pdev, IORESOURCE_MEM, 0);
+ if (!rtc->mem) {
+ ret = -ENOENT;
+ dev_err(&pdev->dev, "Failed to get platform mmio memory\n");
+ goto err_free;
+ }
+
+ rtc->mem = request_mem_region(rtc->mem->start, resource_size(rtc->mem),
+ pdev->name);
+
+ if (!rtc->mem) {
+ ret = -EBUSY;
+ dev_err(&pdev->dev, "Failed to request mmio memory region\n");
+ goto err_free;
+ }
+
+ rtc->base = ioremap_nocache(rtc->mem->start, resource_size(rtc->mem));
+
+ if (!rtc->base) {
+ ret = -EBUSY;
+ dev_err(&pdev->dev, "Failed to ioremap mmio memory\n");
+ goto err_release_mem_region;
+ }
+
+ spin_lock_init(&rtc->lock);
+
+ platform_set_drvdata(pdev, rtc);
+
+ rtc->rtc = rtc_device_register(pdev->name, &pdev->dev, &jz4740_rtc_ops,
+ THIS_MODULE);
+
+ if (IS_ERR(rtc->rtc)) {
+ ret = PTR_ERR(rtc->rtc);
+ dev_err(&pdev->dev, "Failed to register rtc device: %d\n", ret);
+ goto err_iounmap;
+ }
+
+ ret = request_irq(rtc->irq, jz4740_rtc_irq, 0,
+ pdev->name, rtc);
+
+ if (ret) {
+ dev_err(&pdev->dev, "Failed to request rtc irq: %d\n", ret);
+ goto err_unregister_rtc;
+ }
+
+ scratchpad = jz4740_rtc_reg_read(rtc, JZ_REG_RTC_SCRATCHPAD);
+ if (scratchpad != 0x12345678) {
+ jz4740_rtc_reg_write(rtc, JZ_REG_RTC_SCRATCHPAD, 0x12345678);
+ jz4740_rtc_reg_write(rtc, JZ_REG_RTC_SEC, 0);
+ }
+
+ return 0;
+
+err_unregister_rtc:
+ rtc_device_unregister(rtc->rtc);
+err_iounmap:
+ platform_set_drvdata(pdev, NULL);
+ iounmap(rtc->base);
+err_release_mem_region:
+ release_mem_region(rtc->mem->start, resource_size(rtc->mem));
+err_free:
+ kfree(rtc);
+
+ return ret;
+}
+
+static int __devexit jz4740_rtc_remove(struct platform_device *pdev)
+{
+ struct jz4740_rtc *rtc = platform_get_drvdata(pdev);
+
+ free_irq(rtc->irq, rtc);
+
+ rtc_device_unregister(rtc->rtc);
+
+ iounmap(rtc->base);
+ release_mem_region(rtc->mem->start, resource_size(rtc->mem));
+
+ kfree(rtc);
+
+ platform_set_drvdata(pdev, NULL);
+
+ return 0;
+}
+
+struct platform_driver jz4740_rtc_driver = {
+ .probe = jz4740_rtc_probe,
+ .remove = __devexit_p(jz4740_rtc_remove),
+ .driver = {
+ .name = "jz4740-rtc",
+ .owner = THIS_MODULE,
+ },
+};
+
+static int __init jz4740_rtc_init(void)
+{
+ return platform_driver_register(&jz4740_rtc_driver);
+}
+module_init(jz4740_rtc_init);
+
+static void __exit jz4740_rtc_exit(void)
+{
+ platform_driver_unregister(&jz4740_rtc_driver);
+}
+module_exit(jz4740_rtc_exit);
+
+MODULE_AUTHOR("Lars-Peter Clausen <lars@metafoo.de>");
+MODULE_LICENSE("GPL");
+MODULE_DESCRIPTION("RTC driver for the JZ4720/JZ4740 SoC\n");
+MODULE_ALIAS("platform:jz4740-rtc");
--
1.5.6.5

View File

@ -0,0 +1,498 @@
From 0ba56db361ac905ff2e2d4e6288206c73e3df523 Mon Sep 17 00:00:00 2001
From: Lars-Peter Clausen <lars@metafoo.de>
Date: Sat, 24 Apr 2010 12:18:01 +0200
Subject: [PATCH] Add jz4740 adc driver
---
drivers/misc/Kconfig | 11 ++
drivers/misc/Makefile | 1 +
drivers/misc/jz4740-adc.c | 410 ++++++++++++++++++++++++++++++++++++++++++++
include/linux/jz4740-adc.h | 25 +++
4 files changed, 447 insertions(+), 0 deletions(-)
create mode 100644 drivers/misc/jz4740-adc.c
create mode 100644 include/linux/jz4740-adc.h
diff --git a/drivers/misc/Kconfig b/drivers/misc/Kconfig
index 0d0d625..c62f615 100644
--- a/drivers/misc/Kconfig
+++ b/drivers/misc/Kconfig
@@ -327,6 +327,17 @@ config VMWARE_BALLOON
To compile this driver as a module, choose M here: the
module will be called vmware_balloon.
+config JZ4740_ADC
+ tristate "Ingenic JZ4720/JZ4740 SoC ADC driver"
+ depends on SOC_JZ4740
+ help
+ If you say yes here you get support for the Ingenic JZ4720/JZ4740 SoC ADC
+ core. It is required for the JZ4720/JZ4740 battery and touchscreen driver
+ and is used to synchronize access to the adc core between those two.
+
+ This driver can also be build as a module. If so, the module will be
+ called jz4740-adc.
+
source "drivers/misc/c2port/Kconfig"
source "drivers/misc/eeprom/Kconfig"
source "drivers/misc/cb710/Kconfig"
diff --git a/drivers/misc/Makefile b/drivers/misc/Makefile
index 7b6f7ee..506bcf6 100644
--- a/drivers/misc/Makefile
+++ b/drivers/misc/Makefile
@@ -27,6 +27,7 @@ obj-$(CONFIG_DS1682) += ds1682.o
obj-$(CONFIG_TI_DAC7512) += ti_dac7512.o
obj-$(CONFIG_C2PORT) += c2port/
obj-$(CONFIG_IWMC3200TOP) += iwmc3200top/
+obj-$(CONFIG_JZ4740_ADC) += jz4740-adc.o
obj-y += eeprom/
obj-y += cb710/
obj-$(CONFIG_VMWARE_BALLOON) += vmware_balloon.o
diff --git a/drivers/misc/jz4740-adc.c b/drivers/misc/jz4740-adc.c
new file mode 100644
index 0000000..a8a735a
--- /dev/null
+++ b/drivers/misc/jz4740-adc.c
@@ -0,0 +1,410 @@
+/*
+ * Copyright (C) 2009, Lars-Peter Clausen <lars@metafoo.de>
+ * JZ4720/JZ4740 SoC ADC driver
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the
+ * Free Software Foundation; either version 2 of the License, or (at your
+ * option) any later version.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 675 Mass Ave, Cambridge, MA 02139, USA.
+ *
+ * This driver is meant to synchronize access to the adc core for the battery
+ * and touchscreen driver. Thus these drivers should use the adc driver as a
+ * parent.
+ */
+
+#include <linux/err.h>
+#include <linux/kernel.h>
+#include <linux/module.h>
+#include <linux/platform_device.h>
+#include <linux/slab.h>
+#include <linux/spinlock.h>
+#include <linux/interrupt.h>
+
+#include <linux/clk.h>
+
+#include <linux/jz4740-adc.h>
+
+#define JZ_REG_ADC_ENABLE 0x00
+#define JZ_REG_ADC_CFG 0x04
+#define JZ_REG_ADC_CTRL 0x08
+#define JZ_REG_ADC_STATUS 0x0C
+#define JZ_REG_ADC_SAME 0x10
+#define JZ_REG_ADC_WAIT 0x14
+#define JZ_REG_ADC_TOUCH 0x18
+#define JZ_REG_ADC_BATTERY 0x1C
+#define JZ_REG_ADC_ADCIN 0x20
+
+#define JZ_ADC_ENABLE_TOUCH BIT(2)
+#define JZ_ADC_ENABLE_BATTERY BIT(1)
+#define JZ_ADC_ENABLE_ADCIN BIT(0)
+
+#define JZ_ADC_CFG_SPZZ BIT(31)
+#define JZ_ADC_CFG_EX_IN BIT(30)
+#define JZ_ADC_CFG_DNUM_MASK (0x7 << 16)
+#define JZ_ADC_CFG_DMA_ENABLE BIT(15)
+#define JZ_ADC_CFG_XYZ_MASK (0x2 << 13)
+#define JZ_ADC_CFG_SAMPLE_NUM_MASK (0x7 << 10)
+#define JZ_ADC_CFG_CLKDIV (0xf << 5)
+#define JZ_ADC_CFG_BAT_MB BIT(4)
+
+#define JZ_ADC_CFG_DNUM_OFFSET 16
+#define JZ_ADC_CFG_XYZ_OFFSET 13
+#define JZ_ADC_CFG_SAMPLE_NUM_OFFSET 10
+#define JZ_ADC_CFG_CLKDIV_OFFSET 5
+
+#define JZ_ADC_IRQ_PENDOWN BIT(4)
+#define JZ_ADC_IRQ_PENUP BIT(3)
+#define JZ_ADC_IRQ_TOUCH BIT(2)
+#define JZ_ADC_IRQ_BATTERY BIT(1)
+#define JZ_ADC_IRQ_ADCIN BIT(0)
+
+#define JZ_ADC_TOUCH_TYPE1 BIT(31)
+#define JZ_ADC_TOUCH_DATA1_MASK 0xfff
+#define JZ_ADC_TOUCH_TYPE0 BIT(15)
+#define JZ_ADC_TOUCH_DATA0_MASK 0xfff
+
+#define JZ_ADC_BATTERY_MASK 0xfff
+
+#define JZ_ADC_ADCIN_MASK 0xfff
+
+struct jz4740_adc {
+ struct resource *mem;
+ void __iomem *base;
+
+ int irq;
+
+ struct clk *clk;
+ unsigned int clk_ref;
+
+ struct completion bat_completion;
+ struct completion adc_completion;
+
+ spinlock_t lock;
+};
+
+static irqreturn_t jz4740_adc_irq(int irq, void *data)
+{
+ struct jz4740_adc *adc = data;
+ uint8_t status;
+
+ status = readb(adc->base + JZ_REG_ADC_STATUS);
+
+ if (status & JZ_ADC_IRQ_BATTERY)
+ complete(&adc->bat_completion);
+ if (status & JZ_ADC_IRQ_ADCIN)
+ complete(&adc->adc_completion);
+
+ writeb(0xff, adc->base + JZ_REG_ADC_STATUS);
+
+ return IRQ_HANDLED;
+}
+
+static void jz4740_adc_enable_irq(struct jz4740_adc *adc, int irq)
+{
+ unsigned long flags;
+ uint8_t val;
+
+ spin_lock_irqsave(&adc->lock, flags);
+
+ val = readb(adc->base + JZ_REG_ADC_CTRL);
+ val &= ~irq;
+ writeb(val, adc->base + JZ_REG_ADC_CTRL);
+
+ spin_unlock_irqrestore(&adc->lock, flags);
+}
+
+static void jz4740_adc_disable_irq(struct jz4740_adc *adc, int irq)
+{
+ unsigned long flags;
+ uint8_t val;
+
+ spin_lock_irqsave(&adc->lock, flags);
+
+ val = readb(adc->base + JZ_REG_ADC_CTRL);
+ val |= irq;
+ writeb(val, adc->base + JZ_REG_ADC_CTRL);
+
+ spin_unlock_irqrestore(&adc->lock, flags);
+}
+
+static void jz4740_adc_enable_adc(struct jz4740_adc *adc, int engine)
+{
+ unsigned long flags;
+ uint8_t val;
+
+ spin_lock_irqsave(&adc->lock, flags);
+
+ val = readb(adc->base + JZ_REG_ADC_ENABLE);
+ val |= engine;
+ writeb(val, adc->base + JZ_REG_ADC_ENABLE);
+
+ spin_unlock_irqrestore(&adc->lock, flags);
+}
+
+static void jz4740_adc_disable_adc(struct jz4740_adc *adc, int engine)
+{
+ unsigned long flags;
+ uint8_t val;
+
+ spin_lock_irqsave(&adc->lock, flags);
+
+ val = readb(adc->base + JZ_REG_ADC_ENABLE);
+ val &= ~engine;
+ writeb(val, adc->base + JZ_REG_ADC_ENABLE);
+
+ spin_unlock_irqrestore(&adc->lock, flags);
+}
+
+static inline void jz4740_adc_set_cfg(struct jz4740_adc *adc, uint32_t mask,
+uint32_t val)
+{
+ unsigned long flags;
+ uint32_t cfg;
+
+ spin_lock_irqsave(&adc->lock, flags);
+
+ cfg = readl(adc->base + JZ_REG_ADC_CFG);
+
+ cfg &= ~mask;
+ cfg |= val;
+
+ writel(cfg, adc->base + JZ_REG_ADC_CFG);
+
+ spin_unlock_irqrestore(&adc->lock, flags);
+}
+
+static inline void jz4740_adc_clk_enable(struct jz4740_adc *adc)
+{
+ unsigned long flags;
+
+ spin_lock_irqsave(&adc->lock, flags);
+ if (adc->clk_ref++ == 0)
+ clk_enable(adc->clk);
+ spin_unlock_irqrestore(&adc->lock, flags);
+}
+
+static inline void jz4740_adc_clk_disable(struct jz4740_adc *adc)
+{
+ unsigned long flags;
+
+ spin_lock_irqsave(&adc->lock, flags);
+ if (--adc->clk_ref == 0)
+ clk_disable(adc->clk);
+ spin_unlock_irqrestore(&adc->lock, flags);
+}
+
+long jz4740_adc_read_battery_voltage(struct device *dev,
+ enum jz_adc_battery_scale scale)
+{
+ struct jz4740_adc *adc = dev_get_drvdata(dev);
+ unsigned long t;
+ long long voltage;
+ uint16_t val;
+
+ if (!adc)
+ return -ENODEV;
+
+ jz4740_adc_clk_enable(adc);
+
+ if (scale == JZ_ADC_BATTERY_SCALE_2V5)
+ jz4740_adc_set_cfg(adc, JZ_ADC_CFG_BAT_MB, JZ_ADC_CFG_BAT_MB);
+ else
+ jz4740_adc_set_cfg(adc, JZ_ADC_CFG_BAT_MB, 0);
+
+ jz4740_adc_enable_irq(adc, JZ_ADC_IRQ_BATTERY);
+ jz4740_adc_enable_adc(adc, JZ_ADC_ENABLE_BATTERY);
+
+ t = wait_for_completion_interruptible_timeout(&adc->bat_completion,
+ HZ);
+
+ jz4740_adc_disable_irq(adc, JZ_ADC_IRQ_BATTERY);
+
+ if (t <= 0) {
+ jz4740_adc_disable_adc(adc, JZ_ADC_ENABLE_BATTERY);
+ return t ? t : -ETIMEDOUT;
+ }
+
+ val = readw(adc->base + JZ_REG_ADC_BATTERY);
+
+ jz4740_adc_clk_disable(adc);
+
+ if (scale == JZ_ADC_BATTERY_SCALE_2V5)
+ voltage = (((long long)val) * 2500000LL) >> 12LL;
+ else
+ voltage = ((((long long)val) * 7395000LL) >> 12LL) + 33000LL;
+
+ return voltage;
+}
+EXPORT_SYMBOL_GPL(jz4740_adc_read_battery_voltage);
+
+static ssize_t jz4740_adc_read_adcin(struct device *dev,
+ struct device_attribute *dev_attr,
+ char *buf)
+{
+ struct jz4740_adc *adc = dev_get_drvdata(dev);
+ unsigned long t;
+ uint16_t val;
+
+ jz4740_adc_clk_enable(adc);
+
+ jz4740_adc_enable_irq(adc, JZ_ADC_IRQ_ADCIN);
+ jz4740_adc_enable_adc(adc, JZ_ADC_ENABLE_ADCIN);
+
+ t = wait_for_completion_interruptible_timeout(&adc->adc_completion,
+ HZ);
+
+ jz4740_adc_disable_irq(adc, JZ_ADC_IRQ_ADCIN);
+
+ if (t <= 0) {
+ jz4740_adc_disable_adc(adc, JZ_ADC_ENABLE_ADCIN);
+ return t ? t : -ETIMEDOUT;
+ }
+
+ val = readw(adc->base + JZ_REG_ADC_ADCIN);
+ jz4740_adc_clk_disable(adc);
+
+ return sprintf(buf, "%d\n", val);
+}
+
+static DEVICE_ATTR(adcin, S_IRUGO, jz4740_adc_read_adcin, NULL);
+
+static int __devinit jz4740_adc_probe(struct platform_device *pdev)
+{
+ int ret;
+ struct jz4740_adc *adc;
+
+ adc = kmalloc(sizeof(*adc), GFP_KERNEL);
+
+ adc->irq = platform_get_irq(pdev, 0);
+
+ if (adc->irq < 0) {
+ ret = adc->irq;
+ dev_err(&pdev->dev, "Failed to get platform irq: %d\n", ret);
+ goto err_free;
+ }
+
+ adc->mem = platform_get_resource(pdev, IORESOURCE_MEM, 0);
+
+ if (!adc->mem) {
+ ret = -ENOENT;
+ dev_err(&pdev->dev, "Failed to get platform mmio resource\n");
+ goto err_free;
+ }
+
+ adc->mem = request_mem_region(adc->mem->start, resource_size(adc->mem),
+ pdev->name);
+
+ if (!adc->mem) {
+ ret = -EBUSY;
+ dev_err(&pdev->dev, "Failed to request mmio memory region\n");
+ goto err_free;
+ }
+
+ adc->base = ioremap_nocache(adc->mem->start, resource_size(adc->mem));
+
+ if (!adc->base) {
+ ret = -EBUSY;
+ dev_err(&pdev->dev, "Failed to ioremap mmio memory\n");
+ goto err_release_mem_region;
+ }
+
+ adc->clk = clk_get(&pdev->dev, "adc");
+
+ if (IS_ERR(adc->clk)) {
+ ret = PTR_ERR(adc->clk);
+ dev_err(&pdev->dev, "Failed to get clock: %d\n", ret);
+ goto err_iounmap;
+ }
+
+ init_completion(&adc->bat_completion);
+ init_completion(&adc->adc_completion);
+
+ spin_lock_init(&adc->lock);
+
+ adc->clk_ref = 0;
+
+ platform_set_drvdata(pdev, adc);
+
+ ret = request_irq(adc->irq, jz4740_adc_irq, 0, pdev->name, adc);
+
+ if (ret) {
+ dev_err(&pdev->dev, "Failed to request irq: %d\n", ret);
+ goto err_clk_put;
+ }
+
+ ret = device_create_file(&pdev->dev, &dev_attr_adcin);
+ if (ret) {
+ dev_err(&pdev->dev, "Failed to create sysfs file: %d\n", ret);
+ goto err_free_irq;
+ }
+
+ writeb(0x00, adc->base + JZ_REG_ADC_ENABLE);
+ writeb(0xff, adc->base + JZ_REG_ADC_CTRL);
+
+ return 0;
+
+err_free_irq:
+ free_irq(adc->irq, adc);
+err_clk_put:
+ clk_put(adc->clk);
+err_iounmap:
+ platform_set_drvdata(pdev, NULL);
+ iounmap(adc->base);
+err_release_mem_region:
+ release_mem_region(adc->mem->start, resource_size(adc->mem));
+err_free:
+ kfree(adc);
+
+ return ret;
+}
+
+static int __devexit jz4740_adc_remove(struct platform_device *pdev)
+{
+ struct jz4740_adc *adc = platform_get_drvdata(pdev);
+
+ device_remove_file(&pdev->dev, &dev_attr_adcin);
+
+ free_irq(adc->irq, adc);
+
+ iounmap(adc->base);
+ release_mem_region(adc->mem->start, resource_size(adc->mem));
+
+ clk_put(adc->clk);
+
+ platform_set_drvdata(pdev, NULL);
+
+ kfree(adc);
+
+ return 0;
+}
+
+struct platform_driver jz4740_adc_driver = {
+ .probe = jz4740_adc_probe,
+ .remove = __devexit_p(jz4740_adc_remove),
+ .driver = {
+ .name = "jz4740-adc",
+ .owner = THIS_MODULE,
+ },
+};
+
+static int __init jz4740_adc_init(void)
+{
+ return platform_driver_register(&jz4740_adc_driver);
+}
+module_init(jz4740_adc_init);
+
+static void __exit jz4740_adc_exit(void)
+{
+ platform_driver_unregister(&jz4740_adc_driver);
+}
+module_exit(jz4740_adc_exit);
+
+MODULE_DESCRIPTION("JZ4720/JZ4740 SoC ADC driver");
+MODULE_AUTHOR("Lars-Peter Clausen <lars@metafoo.de>");
+MODULE_LICENSE("GPL");
+MODULE_ALIAS("platform:jz4740-adc");
+MODULE_ALIAS("platform:jz4720-adc");
diff --git a/include/linux/jz4740-adc.h b/include/linux/jz4740-adc.h
new file mode 100644
index 0000000..59cfe63
--- /dev/null
+++ b/include/linux/jz4740-adc.h
@@ -0,0 +1,25 @@
+
+#ifndef __LINUX_JZ4740_ADC
+#define __LINUX_JZ4740_ADC
+
+#include <linux/device.h>
+
+enum jz_adc_battery_scale {
+ JZ_ADC_BATTERY_SCALE_2V5, /* Mesures voltages up to 2.5V */
+ JZ_ADC_BATTERY_SCALE_7V5, /* Mesures voltages up to 7.5V */
+};
+
+/*
+ * jz4740_adc_read_battery_voltage - Read battery voltage from the ADC PBAT pin
+ * @dev: Pointer to a jz4740-adc device
+ * @scale: Whether to use 2.5V or 7.5V scale
+ *
+ * Returns: Battery voltage in mircovolts
+ *
+ * Context: Process
+*/
+long jz4740_adc_read_battery_voltage(struct device *dev,
+ enum jz_adc_battery_scale scale);
+
+
+#endif
--
1.5.6.5

File diff suppressed because it is too large Load Diff

View File

@ -0,0 +1,313 @@
From 633d5f445a0149ae32e814f794eae04ae2571c42 Mon Sep 17 00:00:00 2001
From: Lars-Peter Clausen <lars@metafoo.de>
Date: Sat, 24 Apr 2010 17:18:49 +0200
Subject: [PATCH] Add jz4740 ohci driver
---
drivers/usb/Kconfig | 1 +
drivers/usb/host/ohci-hcd.c | 5 +
drivers/usb/host/ohci-jz4740.c | 264 ++++++++++++++++++++++++++++++++++++++++
3 files changed, 270 insertions(+), 0 deletions(-)
create mode 100644 drivers/usb/host/ohci-jz4740.c
diff --git a/drivers/usb/Kconfig b/drivers/usb/Kconfig
index 6a58cb1..46b8dc6 100644
--- a/drivers/usb/Kconfig
+++ b/drivers/usb/Kconfig
@@ -46,6 +46,7 @@ config USB_ARCH_HAS_OHCI
default y if PPC_MPC52xx
# MIPS:
default y if SOC_AU1X00
+ default y if SOC_JZ4740
# SH:
default y if CPU_SUBTYPE_SH7720
default y if CPU_SUBTYPE_SH7721
diff --git a/drivers/usb/host/ohci-hcd.c b/drivers/usb/host/ohci-hcd.c
index afe59be..d4ec333 100644
--- a/drivers/usb/host/ohci-hcd.c
+++ b/drivers/usb/host/ohci-hcd.c
@@ -1090,6 +1090,11 @@ MODULE_LICENSE ("GPL");
#define TMIO_OHCI_DRIVER ohci_hcd_tmio_driver
#endif
+#ifdef CONFIG_SOC_JZ4740
+#include "ohci-jz4740.c"
+#define PLATFORM_DRIVER ohci_hcd_jz4740_driver
+#endif
+
#if !defined(PCI_DRIVER) && \
!defined(PLATFORM_DRIVER) && \
!defined(OF_PLATFORM_DRIVER) && \
diff --git a/drivers/usb/host/ohci-jz4740.c b/drivers/usb/host/ohci-jz4740.c
new file mode 100644
index 0000000..ac190b4
--- /dev/null
+++ b/drivers/usb/host/ohci-jz4740.c
@@ -0,0 +1,264 @@
+
+#include <linux/platform_device.h>
+#include <linux/clk.h>
+#include <linux/regulator/consumer.h>
+
+struct jz4740_ohci_hcd {
+ struct ohci_hcd ohci_hcd;
+
+ struct regulator *vbus;
+ bool vbus_enabled;
+ struct clk *clk;
+};
+
+static inline struct jz4740_ohci_hcd *hcd_to_jz4740_hcd(struct usb_hcd *hcd)
+{
+ return (struct jz4740_ohci_hcd *)(hcd->hcd_priv);
+}
+
+static inline struct usb_hcd *jz4740_hcd_to_hcd(struct jz4740_ohci_hcd *jz4740_ohci)
+{
+ return container_of ((void *) jz4740_ohci, struct usb_hcd, hcd_priv);
+}
+
+
+static int ohci_jz4740_start(struct usb_hcd *hcd)
+{
+ struct ohci_hcd *ohci = hcd_to_ohci(hcd);
+ int ret;
+
+ ret = ohci_init(ohci);
+ if (ret < 0)
+ return ret;
+
+ ohci->num_ports = 1;
+
+ ret = ohci_run(ohci);
+ if (ret < 0) {
+ dev_err(hcd->self.controller, "Can not start %s",
+ hcd->self.bus_name);
+ ohci_stop(hcd);
+ return ret;
+ }
+ return 0;
+}
+
+static int ohci_jz4740_set_vbus_power(struct jz4740_ohci_hcd *jz4740_ohci,
+ bool enabled)
+{
+ int ret = 0;
+
+ if (enabled && !jz4740_ohci->vbus_enabled) {
+ ret = regulator_enable(jz4740_ohci->vbus);
+ if (ret)
+ dev_err(jz4740_hcd_to_hcd(jz4740_ohci)->self.controller,
+ "Could not power vbus\n");
+ } else if(!enabled && jz4740_ohci->vbus_enabled) {
+ ret = regulator_disable(jz4740_ohci->vbus);
+ }
+
+ if (ret == 0)
+ jz4740_ohci->vbus_enabled = enabled;
+
+ return ret;
+}
+
+static int ohci_jz4740_hub_control(struct usb_hcd *hcd, u16 typeReq, u16 wValue,
+ u16 wIndex, char *buf, u16 wLength)
+{
+ struct jz4740_ohci_hcd *jz4740_ohci = hcd_to_jz4740_hcd(hcd);
+ int ret;
+
+ if (jz4740_ohci->vbus) {
+ switch (typeReq) {
+ case SetHubFeature:
+ if (wValue == USB_PORT_FEAT_POWER)
+ ret = ohci_jz4740_set_vbus_power(jz4740_ohci, true);
+ break;
+ case ClearHubFeature:
+ if (wValue == USB_PORT_FEAT_POWER)
+ ret = ohci_jz4740_set_vbus_power(jz4740_ohci, false);
+ break;
+ }
+ }
+
+ if (ret)
+ return ret;
+
+ return ohci_hub_control(hcd, typeReq, wValue, wIndex, buf, wLength);
+}
+
+
+static const struct hc_driver ohci_jz4740_hc_driver = {
+ .description = hcd_name,
+ .product_desc = "JZ4740 OHCI",
+ .hcd_priv_size = sizeof(struct jz4740_ohci_hcd),
+
+ /*
+ * generic hardware linkage
+ */
+ .irq = ohci_irq,
+ .flags = HCD_USB11 | HCD_MEMORY,
+
+ /*
+ * basic lifecycle operations
+ */
+ .start = ohci_jz4740_start,
+ .stop = ohci_stop,
+ .shutdown = ohci_shutdown,
+
+ /*
+ * managing i/o requests and associated device resources
+ */
+ .urb_enqueue = ohci_urb_enqueue,
+ .urb_dequeue = ohci_urb_dequeue,
+ .endpoint_disable = ohci_endpoint_disable,
+
+ /*
+ * scheduling support
+ */
+ .get_frame_number = ohci_get_frame,
+
+ /*
+ * root hub support
+ */
+ .hub_status_data = ohci_hub_status_data,
+ .hub_control = ohci_jz4740_hub_control,
+#ifdef CONFIG_PM
+ .bus_suspend = ohci_bus_suspend,
+ .bus_resume = ohci_bus_resume,
+#endif
+ .start_port_reset = ohci_start_port_reset,
+};
+
+
+static __devinit int jz4740_ohci_probe(struct platform_device *pdev)
+{
+ int ret;
+ struct usb_hcd *hcd;
+ struct jz4740_ohci_hcd *jz4740_ohci;
+ struct resource *res;
+ int irq;
+
+ res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
+
+ if (!res) {
+ dev_err(&pdev->dev, "Failed to get platform resource\n");
+ return -ENOENT;
+ }
+
+ irq = platform_get_irq(pdev, 0);
+ if (irq < 0) {
+ dev_err(&pdev->dev, "Failed to get platform irq\n");
+ return irq;
+ }
+
+ hcd = usb_create_hcd(&ohci_jz4740_hc_driver, &pdev->dev, "jz4740");
+ if (!hcd) {
+ dev_err(&pdev->dev, "Failed to create hcd.\n");
+ return -ENOMEM;
+ }
+
+ jz4740_ohci = hcd_to_jz4740_hcd(hcd);
+
+ res = request_mem_region(res->start, resource_size(res), hcd_name);
+
+ if (!res) {
+ dev_err(&pdev->dev, "Failed to request mem region.\n");
+ ret = -EBUSY;
+ goto err_free;
+ }
+
+ hcd->rsrc_start = res->start;
+ hcd->rsrc_len = resource_size(res);
+ hcd->regs = ioremap(res->start, resource_size(res));
+
+ if (!hcd->regs) {
+ dev_err(&pdev->dev, "Failed to ioremap registers.\n");
+ ret = -EBUSY;
+ goto err_release_mem;
+ }
+
+ jz4740_ohci->clk = clk_get(&pdev->dev, "uhc");
+ if (IS_ERR(jz4740_ohci->clk)) {
+ ret = PTR_ERR(jz4740_ohci->clk);
+ dev_err(&pdev->dev, "Failed to get clock: %d\n", ret);
+ goto err_iounmap;
+ }
+
+ jz4740_ohci->vbus = regulator_get(&pdev->dev, "vbus");
+ if (IS_ERR(jz4740_ohci->vbus))
+ jz4740_ohci->vbus = NULL;
+
+
+ clk_set_rate(jz4740_ohci->clk, 48000000);
+ clk_enable(jz4740_ohci->clk);
+ if (jz4740_ohci->vbus)
+ ohci_jz4740_set_vbus_power(jz4740_ohci, true);
+
+ platform_set_drvdata(pdev, hcd);
+
+ ohci_hcd_init(hcd_to_ohci(hcd));
+
+ ret = usb_add_hcd(hcd, irq, IRQF_DISABLED);
+ if (ret) {
+ dev_err(&pdev->dev, "Failed to add hcd: %d\n", ret);
+ goto err_disable;
+ }
+
+ return 0;
+
+err_disable:
+ platform_set_drvdata(pdev, NULL);
+ if (jz4740_ohci->vbus) {
+ regulator_disable(jz4740_ohci->vbus);
+ regulator_put(jz4740_ohci->vbus);
+ }
+ clk_disable(jz4740_ohci->clk);
+
+ clk_put(jz4740_ohci->clk);
+err_iounmap:
+ iounmap(hcd->regs);
+err_release_mem:
+ release_mem_region(res->start, resource_size(res));
+err_free:
+ usb_put_hcd(hcd);
+
+ return ret;
+}
+
+static __devexit int jz4740_ohci_remove(struct platform_device *pdev)
+{
+ struct usb_hcd *hcd = platform_get_drvdata(pdev);
+ struct jz4740_ohci_hcd *jz4740_ohci = hcd_to_jz4740_hcd(hcd);
+
+ usb_remove_hcd(hcd);
+
+ platform_set_drvdata(pdev, NULL);
+
+ if (jz4740_ohci->vbus) {
+ regulator_disable(jz4740_ohci->vbus);
+ regulator_put(jz4740_ohci->vbus);
+ }
+
+ clk_disable(jz4740_ohci->clk);
+ clk_put(jz4740_ohci->clk);
+
+ iounmap(hcd->regs);
+ release_mem_region(hcd->rsrc_start, hcd->rsrc_len);
+
+ usb_put_hcd(hcd);
+
+ return 0;
+}
+
+static struct platform_driver ohci_hcd_jz4740_driver = {
+ .probe = jz4740_ohci_probe,
+ .remove = __devexit_p(jz4740_ohci_remove),
+ .driver = {
+ .name = "jz4740-ohci",
+ .owner = THIS_MODULE,
+ },
+};
+
+MODULE_ALIAS("platfrom:jz4740-ohci");
--
1.5.6.5

File diff suppressed because it is too large Load Diff

View File

@ -0,0 +1,602 @@
From 3ff79323c50cc67df122c8f02670ff5483ea7ebc Mon Sep 17 00:00:00 2001
From: Lars-Peter Clausen <lars@metafoo.de>
Date: Sat, 24 Apr 2010 12:32:57 +0200
Subject: [PATCH] Add jz4740 codec driver
---
sound/soc/codecs/Kconfig | 7 +
sound/soc/codecs/Makefile | 2 +
sound/soc/codecs/jzcodec.c | 513 ++++++++++++++++++++++++++++++++++++++++++++
sound/soc/codecs/jzcodec.h | 22 ++
4 files changed, 544 insertions(+), 0 deletions(-)
create mode 100644 sound/soc/codecs/jzcodec.c
create mode 100644 sound/soc/codecs/jzcodec.h
diff --git a/sound/soc/codecs/Kconfig b/sound/soc/codecs/Kconfig
index 1743d56..b25598a 100644
--- a/sound/soc/codecs/Kconfig
+++ b/sound/soc/codecs/Kconfig
@@ -260,6 +260,13 @@ config SND_SOC_WM9712
config SND_SOC_WM9713
tristate
+config SND_SOC_JZCODEC
+ tristate "JZ4720/JZ4740 SoC internal codec"
+ depends on SND_SOC && SOC_JZ4740
+ help
+ Say Y if you want to use internal codec on Ingenic JZ4720/JZ4740 based
+ boards.
+
# Amp
config SND_SOC_MAX9877
tristate
diff --git a/sound/soc/codecs/Makefile b/sound/soc/codecs/Makefile
index dd5ce6d..3f6ce05 100644
--- a/sound/soc/codecs/Makefile
+++ b/sound/soc/codecs/Makefile
@@ -54,6 +54,7 @@ snd-soc-wm9705-objs := wm9705.o
snd-soc-wm9712-objs := wm9712.o
snd-soc-wm9713-objs := wm9713.o
snd-soc-wm-hubs-objs := wm_hubs.o
+snd-soc-jzcodec-objs := jzcodec.o
# Amp
snd-soc-max9877-objs := max9877.o
@@ -116,6 +117,7 @@ obj-$(CONFIG_SND_SOC_WM9705) += snd-soc-wm9705.o
obj-$(CONFIG_SND_SOC_WM9712) += snd-soc-wm9712.o
obj-$(CONFIG_SND_SOC_WM9713) += snd-soc-wm9713.o
obj-$(CONFIG_SND_SOC_WM_HUBS) += snd-soc-wm-hubs.o
+obj-$(CONFIG_SND_SOC_JZCODEC) += snd-soc-jzcodec.o
# Amp
obj-$(CONFIG_SND_SOC_MAX9877) += snd-soc-max9877.o
diff --git a/sound/soc/codecs/jzcodec.c b/sound/soc/codecs/jzcodec.c
new file mode 100644
index 0000000..f960d46
--- /dev/null
+++ b/sound/soc/codecs/jzcodec.c
@@ -0,0 +1,513 @@
+/*
+ * Copyright (C) 2009, Lars-Peter Clausen <lars@metafoo.de>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 675 Mass Ave, Cambridge, MA 02139, USA.
+ *
+ */
+
+#include <linux/kernel.h>
+#include <linux/module.h>
+#include <linux/platform_device.h>
+#include <linux/slab.h>
+
+#include <linux/delay.h>
+
+#include <sound/core.h>
+#include <sound/pcm.h>
+#include <sound/pcm_params.h>
+#include <sound/initval.h>
+#include <sound/soc-dapm.h>
+#include <sound/soc.h>
+
+#define JZ_REG_CODEC_1 0x0
+#define JZ_REG_CODEC_2 0x1
+
+#define JZ_CODEC_1_LINE_ENABLE BIT(29)
+#define JZ_CODEC_1_MIC_ENABLE BIT(28)
+#define JZ_CODEC_1_SW1_ENABLE BIT(27)
+#define JZ_CODEC_1_ADC_ENABLE BIT(26)
+#define JZ_CODEC_1_SW2_ENABLE BIT(25)
+#define JZ_CODEC_1_DAC_ENABLE BIT(24)
+#define JZ_CODEC_1_VREF_DISABLE BIT(20)
+#define JZ_CODEC_1_VREF_AMP_DISABLE BIT(19)
+#define JZ_CODEC_1_VREF_PULL_DOWN BIT(18)
+#define JZ_CODEC_1_VREF_LOW_CURRENT BIT(17)
+#define JZ_CODEC_1_VREF_HIGH_CURRENT BIT(16)
+#define JZ_CODEC_1_HEADPHONE_DISABLE BIT(14)
+#define JZ_CODEC_1_HEADPHONE_AMP_CHANGE_ANY BIT(13)
+#define JZ_CODEC_1_HEADPHONE_CHANGE BIT(12)
+#define JZ_CODEC_1_HEADPHONE_PULL_DOWN_M BIT(11)
+#define JZ_CODEC_1_HEADPHONE_PULL_DOWN_R BIT(10)
+#define JZ_CODEC_1_HEADPHONE_POWER_DOWN_M BIT(9)
+#define JZ_CODEC_1_HEADPHONE_POWER_DOWN BIT(8)
+#define JZ_CODEC_1_SUSPEND BIT(1)
+#define JZ_CODEC_1_RESET BIT(0)
+
+#define JZ_CODEC_1_LINE_ENABLE_OFFSET 29
+#define JZ_CODEC_1_MIC_ENABLE_OFFSET 28
+#define JZ_CODEC_1_SW1_ENABLE_OFFSET 27
+#define JZ_CODEC_1_ADC_ENABLE_OFFSET 26
+#define JZ_CODEC_1_SW2_ENABLE_OFFSET 25
+#define JZ_CODEC_1_DAC_ENABLE_OFFSET 24
+#define JZ_CODEC_1_HEADPHONE_DISABLE_OFFSET 14
+#define JZ_CODEC_1_HEADPHONE_POWER_DOWN_OFFSET 8
+
+#define JZ_CODEC_2_INPUT_VOLUME_MASK 0x1f0000
+#define JZ_CODEC_2_SAMPLE_RATE_MASK 0x000f00
+#define JZ_CODEC_2_MIC_BOOST_GAIN_MASK 0x000030
+#define JZ_CODEC_2_HEADPHONE_VOLUME_MASK 0x000003
+
+#define JZ_CODEC_2_INPUT_VOLUME_OFFSET 16
+#define JZ_CODEC_2_SAMPLE_RATE_OFFSET 8
+#define JZ_CODEC_2_MIC_BOOST_GAIN_OFFSET 4
+#define JZ_CODEC_2_HEADPHONE_VOLUME_OFFSET 0
+
+struct jz_codec {
+ void __iomem *base;
+ struct resource *mem;
+
+ uint32_t reg_cache[2];
+ struct snd_soc_codec codec;
+};
+
+static inline struct jz_codec *codec_to_jz(struct snd_soc_codec *codec)
+{
+ return container_of(codec, struct jz_codec, codec);
+}
+
+static unsigned int jz_codec_read(struct snd_soc_codec *codec, unsigned int reg)
+{
+ struct jz_codec *jz_codec = codec_to_jz(codec);
+ return readl(jz_codec->base + (reg << 2));
+}
+
+static int jz_codec_write(struct snd_soc_codec *codec, unsigned int reg,
+unsigned int val)
+{
+ struct jz_codec *jz_codec = codec_to_jz(codec);
+ jz_codec->reg_cache[reg] = val;
+
+ writel(val, jz_codec->base + (reg << 2));
+ return 0;
+}
+
+static const struct snd_kcontrol_new jz_codec_controls[] = {
+ SOC_SINGLE("Master Playback Volume", JZ_REG_CODEC_2,
+ JZ_CODEC_2_HEADPHONE_VOLUME_OFFSET, 3, 0),
+ SOC_SINGLE("Capture Volume", JZ_REG_CODEC_2,
+ JZ_CODEC_2_INPUT_VOLUME_OFFSET, 31, 0),
+ SOC_SINGLE("Master Playback Switch", JZ_REG_CODEC_1,
+ JZ_CODEC_1_HEADPHONE_DISABLE_OFFSET, 1, 1),
+ SOC_SINGLE("Mic Capture Volume", JZ_REG_CODEC_2,
+ JZ_CODEC_2_MIC_BOOST_GAIN_OFFSET, 3, 0),
+};
+
+static const struct snd_kcontrol_new jz_codec_output_controls[] = {
+ SOC_DAPM_SINGLE("Bypass Switch", JZ_REG_CODEC_1,
+ JZ_CODEC_1_SW1_ENABLE_OFFSET, 1, 0),
+ SOC_DAPM_SINGLE("DAC Switch", JZ_REG_CODEC_1,
+ JZ_CODEC_1_SW2_ENABLE_OFFSET, 1, 0),
+};
+
+static const struct snd_kcontrol_new jz_codec_input_controls[] = {
+ SOC_DAPM_SINGLE("Line Capture Switch", JZ_REG_CODEC_1,
+ JZ_CODEC_1_LINE_ENABLE_OFFSET, 1, 0),
+ SOC_DAPM_SINGLE("Mic Capture Switch", JZ_REG_CODEC_1,
+ JZ_CODEC_1_MIC_ENABLE_OFFSET, 1, 0),
+};
+
+static const struct snd_soc_dapm_widget jz_codec_dapm_widgets[] = {
+ SND_SOC_DAPM_ADC("ADC", "Capture", JZ_REG_CODEC_1,
+ JZ_CODEC_1_ADC_ENABLE_OFFSET, 0),
+ SND_SOC_DAPM_DAC("DAC", "Playback", JZ_REG_CODEC_1,
+ JZ_CODEC_1_DAC_ENABLE_OFFSET, 0),
+
+ SND_SOC_DAPM_MIXER("Output Mixer", JZ_REG_CODEC_1,
+ JZ_CODEC_1_HEADPHONE_POWER_DOWN_OFFSET, 1,
+ jz_codec_output_controls,
+ ARRAY_SIZE(jz_codec_output_controls)),
+
+ SND_SOC_DAPM_MIXER_NAMED_CTL("Input Mixer", SND_SOC_NOPM, 0, 0,
+ jz_codec_input_controls,
+ ARRAY_SIZE(jz_codec_input_controls)),
+ SND_SOC_DAPM_MIXER("Line Input", SND_SOC_NOPM, 0, 0, NULL, 0),
+
+ SND_SOC_DAPM_OUTPUT("LOUT"),
+ SND_SOC_DAPM_OUTPUT("ROUT"),
+
+ SND_SOC_DAPM_INPUT("MIC"),
+ SND_SOC_DAPM_INPUT("LIN"),
+ SND_SOC_DAPM_INPUT("RIN"),
+};
+
+static const struct snd_soc_dapm_route jz_codec_dapm_routes[] = {
+
+ {"Line Input", NULL, "LIN"},
+ {"Line Input", NULL, "RIN"},
+
+ {"Input Mixer", "Line Capture Switch", "Line Input"},
+ {"Input Mixer", "Mic Capture Switch", "MIC"},
+
+ {"ADC", NULL, "Input Mixer"},
+
+ {"Output Mixer", "Bypass Switch", "Input Mixer"},
+ {"Output Mixer", "DAC Switch", "DAC"},
+
+ {"LOUT", NULL, "Output Mixer"},
+ {"ROUT", NULL, "Output Mixer"},
+};
+
+static int jz_codec_hw_params(struct snd_pcm_substream *substream, struct
+snd_pcm_hw_params *params, struct snd_soc_dai *dai)
+{
+ uint32_t val;
+ struct snd_soc_pcm_runtime *rtd = substream->private_data;
+ struct snd_soc_device *socdev = rtd->socdev;
+ struct snd_soc_codec *codec = socdev->card->codec;
+
+ switch (params_format(params)) {
+ case SNDRV_PCM_FORMAT_S8:
+ case SNDRV_PCM_FORMAT_S16_LE:
+ case SNDRV_PCM_FORMAT_S18_3LE:
+ break;
+ default:
+ return -EINVAL;
+ break;
+ }
+
+ switch (params_rate(params)) {
+ case 8000:
+ val = 0;
+ break;
+ case 11025:
+ val = 1;
+ break;
+ case 12000:
+ val = 2;
+ break;
+ case 16000:
+ val = 3;
+ break;
+ case 22050:
+ val = 4;
+ break;
+ case 24000:
+ val = 5;
+ break;
+ case 32000:
+ val = 6;
+ break;
+ case 44100:
+ val = 7;
+ break;
+ case 48000:
+ val = 8;
+ break;
+ default:
+ return -EINVAL;
+ }
+
+ val <<= JZ_CODEC_2_SAMPLE_RATE_OFFSET;
+
+ snd_soc_update_bits(codec, JZ_REG_CODEC_2,
+ JZ_CODEC_2_SAMPLE_RATE_MASK, val);
+
+ return 0;
+}
+
+static int jz_codec_set_fmt(struct snd_soc_dai *dai, unsigned int fmt)
+{
+ switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) {
+ case SND_SOC_DAIFMT_CBM_CFM:
+ break;
+ default:
+ return -EINVAL;
+ }
+
+ switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) {
+ case SND_SOC_DAIFMT_I2S:
+ break;
+ default:
+ return -EINVAL;
+ }
+
+ switch (fmt & SND_SOC_DAIFMT_INV_MASK) {
+ case SND_SOC_DAIFMT_NB_NF:
+ break;
+ default:
+ return -EINVAL;
+ }
+
+ return 0;
+}
+
+static int jz_codec_set_sysclk(struct snd_soc_dai *codec_dai,
+ int clk_id, unsigned int freq, int dir)
+{
+ return 0;
+}
+
+
+static struct snd_soc_dai_ops jz_codec_dai_ops = {
+ .hw_params = jz_codec_hw_params,
+ .set_fmt = jz_codec_set_fmt,
+/* .set_clkdiv = jz_codec_set_clkdiv,*/
+ .set_sysclk = jz_codec_set_sysclk,
+};
+
+struct snd_soc_dai jz_codec_dai = {
+ .name = "jz-codec",
+ .playback = {
+ .stream_name = "Playback",
+ .channels_min = 2,
+ .channels_max = 2,
+ .rates = SNDRV_PCM_RATE_8000_44100,
+ .formats = SNDRV_PCM_FMTBIT_S16_LE,
+ },
+ .capture = {
+ .stream_name = "Capture",
+ .channels_min = 2,
+ .channels_max = 2,
+ .rates = SNDRV_PCM_RATE_8000_44100,
+ .formats = SNDRV_PCM_FMTBIT_S16_LE,
+ },
+ .ops = &jz_codec_dai_ops,
+ .symmetric_rates = 1,
+};
+EXPORT_SYMBOL_GPL(jz_codec_dai);
+
+static int jz_codec_set_bias_level(struct snd_soc_codec *codec,
+ enum snd_soc_bias_level level)
+{
+
+ if (codec->bias_level == SND_SOC_BIAS_OFF && level != SND_SOC_BIAS_OFF) {
+ snd_soc_update_bits(codec, JZ_REG_CODEC_1,
+ JZ_CODEC_1_RESET, JZ_CODEC_1_RESET);
+ udelay(2);
+
+ snd_soc_update_bits(codec, JZ_REG_CODEC_1,
+ JZ_CODEC_1_SUSPEND | JZ_CODEC_1_RESET, 0);
+ }
+ switch (level) {
+ case SND_SOC_BIAS_ON:
+ snd_soc_update_bits(codec, JZ_REG_CODEC_1,
+ JZ_CODEC_1_VREF_DISABLE |
+ JZ_CODEC_1_VREF_AMP_DISABLE |
+ JZ_CODEC_1_HEADPHONE_POWER_DOWN_M |
+ JZ_CODEC_1_VREF_LOW_CURRENT |
+ JZ_CODEC_1_VREF_HIGH_CURRENT,
+ 0);
+ break;
+ case SND_SOC_BIAS_PREPARE:
+ snd_soc_update_bits(codec, JZ_REG_CODEC_1,
+ JZ_CODEC_1_VREF_LOW_CURRENT |
+ JZ_CODEC_1_VREF_HIGH_CURRENT,
+ JZ_CODEC_1_VREF_LOW_CURRENT |
+ JZ_CODEC_1_VREF_HIGH_CURRENT);
+ break;
+ case SND_SOC_BIAS_STANDBY:
+ snd_soc_update_bits(codec, JZ_REG_CODEC_1,
+ JZ_CODEC_1_VREF_DISABLE | JZ_CODEC_1_VREF_AMP_DISABLE,
+ JZ_CODEC_1_VREF_DISABLE | JZ_CODEC_1_VREF_AMP_DISABLE);
+ break;
+ case SND_SOC_BIAS_OFF:
+ snd_soc_update_bits(codec, JZ_REG_CODEC_1,
+ JZ_CODEC_1_SUSPEND, JZ_CODEC_1_SUSPEND);
+ break;
+ }
+ codec->bias_level = level;
+
+ return 0;
+}
+
+
+static struct snd_soc_codec *jz_codec_codec;
+
+static int jz_codec_dev_probe(struct platform_device *pdev)
+{
+ int ret;
+ struct snd_soc_device *socdev = platform_get_drvdata(pdev);
+ struct snd_soc_codec *codec = jz_codec_codec;
+
+ BUG_ON(!codec);
+
+ socdev->card->codec = codec;
+
+ ret = snd_soc_new_pcms(socdev, SNDRV_DEFAULT_IDX1, SNDRV_DEFAULT_STR1);
+ if (ret) {
+ dev_err(&pdev->dev, "Failed to create pcms: %d\n", ret);
+ return ret;
+ }
+
+ snd_soc_add_controls(codec, jz_codec_controls,
+ ARRAY_SIZE(jz_codec_controls));
+
+ snd_soc_dapm_new_controls(codec, jz_codec_dapm_widgets,
+ ARRAY_SIZE(jz_codec_dapm_widgets));
+
+ snd_soc_dapm_add_routes(codec, jz_codec_dapm_routes,
+ ARRAY_SIZE(jz_codec_dapm_routes));
+
+ snd_soc_dapm_new_widgets(codec);
+
+ return 0;
+}
+
+static int jz_codec_dev_remove(struct platform_device *pdev)
+{
+ struct snd_soc_device *socdev = platform_get_drvdata(pdev);
+ snd_soc_free_pcms(socdev);
+ snd_soc_dapm_free(socdev);
+
+ return 0;
+}
+
+struct snd_soc_codec_device soc_codec_dev_jzcodec = {
+ .probe = jz_codec_dev_probe,
+ .remove = jz_codec_dev_remove,
+};
+EXPORT_SYMBOL_GPL(soc_codec_dev_jzcodec);
+
+static int __devinit jz_codec_probe(struct platform_device *pdev)
+{
+ int ret;
+ struct jz_codec *jz_codec;
+ struct snd_soc_codec *codec;
+
+ jz_codec = kzalloc(sizeof(*jz_codec), GFP_KERNEL);
+
+ if (!jz_codec)
+ return -ENOMEM;
+
+ jz_codec->mem = platform_get_resource(pdev, IORESOURCE_MEM, 0);
+
+ if (!jz_codec->mem) {
+ dev_err(&pdev->dev, "Failed to get mmio memory resource\n");
+ ret = -ENOENT;
+ goto err_free_jz_codec;
+ }
+
+ jz_codec->mem = request_mem_region(jz_codec->mem->start,
+ resource_size(jz_codec->mem), pdev->name);
+
+ if (!jz_codec->mem) {
+ dev_err(&pdev->dev, "Failed to request mmio memory region\n");
+ ret = -EBUSY;
+ goto err_free_jz_codec;
+ }
+
+ jz_codec->base = ioremap(jz_codec->mem->start, resource_size(jz_codec->mem));
+
+ if (!jz_codec->base) {
+ dev_err(&pdev->dev, "Failed to ioremap mmio memory\n");
+ ret = -EBUSY;
+ goto err_release_mem_region;
+ }
+
+ jz_codec_dai.dev = &pdev->dev;
+
+ codec = &jz_codec->codec;
+
+ codec->dev = &pdev->dev;
+ codec->name = "jz-codec";
+ codec->owner = THIS_MODULE;
+
+ codec->read = jz_codec_read;
+ codec->write = jz_codec_write;
+ codec->set_bias_level = jz_codec_set_bias_level;
+ codec->bias_level = SND_SOC_BIAS_OFF;
+
+ codec->dai = &jz_codec_dai;
+ codec->num_dai = 1;
+
+ codec->reg_cache = jz_codec->reg_cache;
+ codec->reg_cache_size = 2;
+
+ codec->private_data = jz_codec;
+
+ mutex_init(&codec->mutex);
+ INIT_LIST_HEAD(&codec->dapm_widgets);
+ INIT_LIST_HEAD(&codec->dapm_paths);
+
+ jz_codec_codec = codec;
+
+ snd_soc_update_bits(codec, JZ_REG_CODEC_1,
+ JZ_CODEC_1_SW2_ENABLE, JZ_CODEC_1_SW2_ENABLE);
+
+
+ platform_set_drvdata(pdev, jz_codec);
+ ret = snd_soc_register_codec(codec);
+
+ if (ret) {
+ dev_err(&pdev->dev, "Failed to register codec\n");
+ goto err_iounmap;
+ }
+
+ ret = snd_soc_register_dai(&jz_codec_dai);
+ if (ret) {
+ dev_err(&pdev->dev, "Failed to register codec dai\n");
+ goto err_unregister_codec;
+ }
+
+ jz_codec_set_bias_level(codec, SND_SOC_BIAS_STANDBY);
+
+ return 0;
+err_unregister_codec:
+ snd_soc_unregister_codec(codec);
+err_iounmap:
+ iounmap(jz_codec->base);
+err_release_mem_region:
+ release_mem_region(jz_codec->mem->start, resource_size(jz_codec->mem));
+err_free_jz_codec:
+ kfree(jz_codec);
+
+ return ret;
+}
+
+static int __devexit jz_codec_remove(struct platform_device *pdev)
+{
+ struct jz_codec *jz_codec = platform_get_drvdata(pdev);
+
+ snd_soc_unregister_dai(&jz_codec_dai);
+ snd_soc_unregister_codec(&jz_codec->codec);
+
+ iounmap(jz_codec->base);
+ release_mem_region(jz_codec->mem->start, resource_size(jz_codec->mem));
+
+ platform_set_drvdata(pdev, NULL);
+ kfree(jz_codec);
+
+ return 0;
+}
+
+static struct platform_driver jz_codec_driver = {
+ .probe = jz_codec_probe,
+ .remove = __devexit_p(jz_codec_remove),
+ .driver = {
+ .name = "jz4740-codec",
+ .owner = THIS_MODULE,
+ },
+};
+
+static int __init jz_codec_init(void)
+{
+ return platform_driver_register(&jz_codec_driver);
+}
+module_init(jz_codec_init);
+
+static void __exit jz_codec_exit(void)
+{
+ platform_driver_unregister(&jz_codec_driver);
+}
+module_exit(jz_codec_exit);
+
+MODULE_DESCRIPTION("JZ4720/JZ4740 SoC internal codec driver");
+MODULE_AUTHOR("Lars-Peter Clausen <lars@metafoo.de>");
+MODULE_LICENSE("GPL v2");
+MODULE_ALIAS("platform:jz-codec");
diff --git a/sound/soc/codecs/jzcodec.h b/sound/soc/codecs/jzcodec.h
new file mode 100644
index 0000000..05c57b8
--- /dev/null
+++ b/sound/soc/codecs/jzcodec.h
@@ -0,0 +1,22 @@
+/*
+ * Copyright (C) 2009, Lars-Peter Clausen <lars@metafoo.de>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 675 Mass Ave, Cambridge, MA 02139, USA.
+ *
+ */
+
+#ifndef _ICODEC_H
+#define _ICODEC_H
+
+#define JZCODEC_SYSCLK 0
+
+extern struct snd_soc_dai jz_codec_dai;
+extern struct snd_soc_codec_device soc_codec_dev_jzcodec;
+
+#endif
--
1.5.6.5

File diff suppressed because it is too large Load Diff

View File

@ -0,0 +1,231 @@
From 53b1d94ccca6a06e86460344f7c38949d53374b6 Mon Sep 17 00:00:00 2001
From: Lars-Peter Clausen <lars@metafoo.de>
Date: Sat, 24 Apr 2010 12:36:15 +0200
Subject: [PATCH] Add qi_lb60 SoC sound board driver
---
sound/soc/jz4740/Kconfig | 8 ++
sound/soc/jz4740/Makefile | 4 +
sound/soc/jz4740/qi_lb60.c | 182 ++++++++++++++++++++++++++++++++++++++++++++
3 files changed, 194 insertions(+), 0 deletions(-)
create mode 100644 sound/soc/jz4740/qi_lb60.c
diff --git a/sound/soc/jz4740/Kconfig b/sound/soc/jz4740/Kconfig
index 39df949..e546c30 100644
--- a/sound/soc/jz4740/Kconfig
+++ b/sound/soc/jz4740/Kconfig
@@ -11,3 +11,11 @@ config SND_JZ4740_SOC_I2S
tristate "SoC Audio (I2S protocol) for Ingenic jz4740 chip"
help
Say Y if you want to use I2S protocol and I2S codec on Ingenic Jz4740 QI_LB60 board.
+
+config SND_JZ4740_SOC_QI_LB60
+ tristate "SoC Audio support for Qi Hardware Ben Nanonote"
+ depends on SND_JZ4740_SOC && JZ4740_QI_LB60
+ select SND_JZ4740_SOC_I2S
+ select SND_SOC_JZCODEC
+ help
+ Say Y if you want to add support for SoC audio of internal codec on Ingenic Jz4740 QI_LB60 board.
diff --git a/sound/soc/jz4740/Makefile b/sound/soc/jz4740/Makefile
index 1be8d19..be873c1 100644
--- a/sound/soc/jz4740/Makefile
+++ b/sound/soc/jz4740/Makefile
@@ -7,3 +7,7 @@ snd-soc-jz4740-i2s-objs := jz4740-i2s.o
obj-$(CONFIG_SND_JZ4740_SOC) += snd-soc-jz4740.o
obj-$(CONFIG_SND_JZ4740_SOC_I2S) += snd-soc-jz4740-i2s.o
+# Jz4740 Machine Support
+snd-soc-qi-lb60-objs := qi_lb60.o
+
+obj-$(CONFIG_SND_JZ4740_SOC_QI_LB60) += snd-soc-qi-lb60.o
diff --git a/sound/soc/jz4740/qi_lb60.c b/sound/soc/jz4740/qi_lb60.c
new file mode 100644
index 0000000..a2ce3cf
--- /dev/null
+++ b/sound/soc/jz4740/qi_lb60.c
@@ -0,0 +1,182 @@
+/*
+ * Copyright (C) 2009, Lars-Peter Clausen <lars@metafoo.de>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 675 Mass Ave, Cambridge, MA 02139, USA.
+ *
+ */
+
+#include <linux/module.h>
+#include <linux/moduleparam.h>
+#include <linux/timer.h>
+#include <linux/interrupt.h>
+#include <linux/platform_device.h>
+#include <sound/core.h>
+#include <sound/pcm.h>
+#include <sound/soc.h>
+#include <sound/soc-dapm.h>
+#include <linux/gpio.h>
+
+#include "../codecs/jzcodec.h"
+#include "jz4740-pcm.h"
+#include "jz4740-i2s.h"
+
+
+#define QI_LB60_SND_GPIO JZ_GPIO_PORTB(29)
+#define QI_LB60_AMP_GPIO JZ_GPIO_PORTD(4)
+
+static int qi_lb60_spk_event(struct snd_soc_dapm_widget *widget,
+ struct snd_kcontrol *ctrl, int event)
+{
+ int on = 0;
+ if (event & SND_SOC_DAPM_POST_PMU)
+ on = 1;
+ else if (event & SND_SOC_DAPM_PRE_PMD)
+ on = 0;
+
+ gpio_set_value(QI_LB60_SND_GPIO, on);
+ gpio_set_value(QI_LB60_AMP_GPIO, on);
+
+ return 0;
+}
+
+static const struct snd_soc_dapm_widget qi_lb60_widgets[] = {
+ SND_SOC_DAPM_SPK("Speaker", qi_lb60_spk_event),
+ SND_SOC_DAPM_MIC("Mic", NULL),
+};
+
+static const struct snd_soc_dapm_route qi_lb60_routes[] = {
+ {"Mic", NULL, "MIC"},
+ {"Speaker", NULL, "LOUT"},
+ {"Speaker", NULL, "ROUT"},
+};
+
+#define QI_LB60_DAIFMT (SND_SOC_DAIFMT_I2S | \
+ SND_SOC_DAIFMT_NB_NF | \
+ SND_SOC_DAIFMT_CBM_CFM)
+
+static int qi_lb60_codec_init(struct snd_soc_codec *codec)
+{
+ int ret;
+ struct snd_soc_dai *cpu_dai = codec->socdev->card->dai_link->cpu_dai;
+ struct snd_soc_dai *codec_dai = codec->socdev->card->dai_link->codec_dai;
+
+ snd_soc_dapm_nc_pin(codec, "LIN");
+ snd_soc_dapm_nc_pin(codec, "RIN");
+
+ ret = snd_soc_dai_set_fmt(codec_dai, QI_LB60_DAIFMT);
+ if (ret < 0) {
+ dev_err(codec->dev, "Failed to set codec dai format: %d\n", ret);
+ return ret;
+ }
+
+ ret = snd_soc_dai_set_fmt(cpu_dai, QI_LB60_DAIFMT);
+ if (ret < 0) {
+ dev_err(codec->dev, "Failed to set cpu dai format: %d\n", ret);
+ return ret;
+ }
+
+ ret = snd_soc_dai_set_sysclk(codec_dai, JZCODEC_SYSCLK, 111,
+ SND_SOC_CLOCK_IN);
+ if (ret < 0) {
+ dev_err(codec->dev, "Failed to set codec dai sysclk: %d\n", ret);
+ return ret;
+ }
+
+ snd_soc_dapm_new_controls(codec, qi_lb60_widgets, ARRAY_SIZE(qi_lb60_widgets));
+
+ snd_soc_dapm_add_routes(codec, qi_lb60_routes, ARRAY_SIZE(qi_lb60_routes));
+
+ snd_soc_dapm_sync(codec);
+
+ return 0;
+}
+
+static struct snd_soc_dai_link qi_lb60_dai = {
+ .name = "jz-codec",
+ .stream_name = "JZCODEC",
+ .cpu_dai = &jz4740_i2s_dai,
+ .codec_dai = &jz_codec_dai,
+ .init = qi_lb60_codec_init,
+};
+
+static struct snd_soc_card qi_lb60 = {
+ .name = "QI LB60",
+ .dai_link = &qi_lb60_dai,
+ .num_links = 1,
+ .platform = &jz4740_soc_platform,
+};
+
+static struct snd_soc_device qi_lb60_snd_devdata = {
+ .card = &qi_lb60,
+ .codec_dev = &soc_codec_dev_jzcodec,
+};
+
+static struct platform_device *qi_lb60_snd_device;
+
+static int __init qi_lb60_init(void)
+{
+ int ret;
+
+ qi_lb60_snd_device = platform_device_alloc("soc-audio", -1);
+
+ if (!qi_lb60_snd_device)
+ return -ENOMEM;
+
+
+ ret = gpio_request(QI_LB60_SND_GPIO, "SND");
+ if (ret) {
+ pr_err("qi_lb60 snd: Failed to request SND GPIO(%d): %d\n",
+ QI_LB60_SND_GPIO, ret);
+ goto err_device_put;
+ }
+
+ ret = gpio_request(QI_LB60_AMP_GPIO, "AMP");
+ if (ret) {
+ pr_err("qi_lb60 snd: Failed to request AMP GPIO(%d): %d\n",
+ QI_LB60_AMP_GPIO, ret);
+ goto err_gpio_free_snd;
+ }
+
+ gpio_direction_output(JZ_GPIO_PORTB(29), 0);
+ gpio_direction_output(JZ_GPIO_PORTD(4), 0);
+
+ platform_set_drvdata(qi_lb60_snd_device, &qi_lb60_snd_devdata);
+ qi_lb60_snd_devdata.dev = &qi_lb60_snd_device->dev;
+ ret = platform_device_add(qi_lb60_snd_device);
+ if (ret) {
+ pr_err("qi_lb60 snd: Failed to add snd soc device: %d\n", ret);
+ goto err_unset_pdata;
+ }
+
+ return 0;
+
+err_unset_pdata:
+ platform_set_drvdata(qi_lb60_snd_device, NULL);
+/*err_gpio_free_amp:*/
+ gpio_free(QI_LB60_AMP_GPIO);
+err_gpio_free_snd:
+ gpio_free(QI_LB60_SND_GPIO);
+err_device_put:
+ platform_device_put(qi_lb60_snd_device);
+
+ return ret;
+}
+module_init(qi_lb60_init);
+
+static void __exit qi_lb60_exit(void)
+{
+ gpio_free(QI_LB60_AMP_GPIO);
+ gpio_free(QI_LB60_SND_GPIO);
+ platform_device_unregister(qi_lb60_snd_device);
+}
+module_exit(qi_lb60_exit);
+
+MODULE_AUTHOR("Lars-Peter Clausen <lars@metafoo.de>");
+MODULE_DESCRIPTION("ALSA SoC QI LB60 Audio support");
+MODULE_LICENSE("GPL v2");
--
1.5.6.5

View File

@ -0,0 +1,352 @@
From 34b6a12e70e8260cf273dab7e618602df0c1bebe Mon Sep 17 00:00:00 2001
From: Lars-Peter Clausen <lars@metafoo.de>
Date: Sat, 24 Apr 2010 12:37:47 +0200
Subject: [PATCH] Add N516 sound SoC board driver
---
sound/soc/jz4740/Kconfig | 8 ++
sound/soc/jz4740/Makefile | 2 +
sound/soc/jz4740/n516.c | 303 +++++++++++++++++++++++++++++++++++++++++++++
3 files changed, 313 insertions(+), 0 deletions(-)
create mode 100644 sound/soc/jz4740/n516.c
diff --git a/sound/soc/jz4740/Kconfig b/sound/soc/jz4740/Kconfig
index e546c30..fea440d 100644
--- a/sound/soc/jz4740/Kconfig
+++ b/sound/soc/jz4740/Kconfig
@@ -19,3 +19,11 @@ config SND_JZ4740_SOC_QI_LB60
select SND_SOC_JZCODEC
help
Say Y if you want to add support for SoC audio of internal codec on Ingenic Jz4740 QI_LB60 board.
+
+config SND_JZ4740_SOC_N516
+ tristate "SoC Audio support for Hanvon N516 eBook reader"
+ depends on SND_JZ4740_SOC && JZ4740_N516
+ select SND_JZ4740_SOC_I2S
+ select SND_SOC_JZCODEC
+ help
+ Say Y if you want to enable support for SoC audio on the Hanvon N516.
diff --git a/sound/soc/jz4740/Makefile b/sound/soc/jz4740/Makefile
index be873c1..b64d912 100644
--- a/sound/soc/jz4740/Makefile
+++ b/sound/soc/jz4740/Makefile
@@ -9,5 +9,7 @@ obj-$(CONFIG_SND_JZ4740_SOC_I2S) += snd-soc-jz4740-i2s.o
# Jz4740 Machine Support
snd-soc-qi-lb60-objs := qi_lb60.o
+snd-soc-n516-objs := n516.o
obj-$(CONFIG_SND_JZ4740_SOC_QI_LB60) += snd-soc-qi-lb60.o
+obj-$(CONFIG_SND_JZ4740_SOC_N516) += snd-soc-n516.o
diff --git a/sound/soc/jz4740/n516.c b/sound/soc/jz4740/n516.c
new file mode 100644
index 0000000..9cb51c2
--- /dev/null
+++ b/sound/soc/jz4740/n516.c
@@ -0,0 +1,303 @@
+/*
+ * Copyright (C) 2009, Yauhen Kharuzhy <jekhor@gmail.com>
+ * OpenInkpot project
+ * Copyright (C) 2010, Lars-Peter Clausen <lars@metafoo.de>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 675 Mass Ave, Cambridge, MA 02139, USA.
+ *
+ */
+
+#include <linux/module.h>
+#include <linux/interrupt.h>
+#include <linux/platform_device.h>
+#include <sound/core.h>
+#include <sound/pcm.h>
+#include <sound/soc.h>
+#include <sound/soc-dapm.h>
+#include <sound/jack.h>
+#include <linux/gpio.h>
+#include <linux/workqueue.h>
+
+#include "../codecs/jzcodec.h"
+#include "jz4740-pcm.h"
+#include "jz4740-i2s.h"
+
+#include <asm/mach-jz4740/board-n516.h>
+
+enum {
+ N516_SPEAKER_AUTO = 0,
+ N516_SPEAKER_OFF = 1,
+ N516_SPEAKER_ON = 2,
+};
+
+static int n516_speaker_mode;
+static struct snd_soc_codec *n516_codec;
+static struct work_struct n516_headphone_work;
+
+static void n516_ext_control(void)
+{
+ if (!n516_codec)
+ return;
+
+ switch (n516_speaker_mode) {
+ case N516_SPEAKER_ON:
+ snd_soc_dapm_enable_pin(n516_codec, "Speaker");
+ break;
+ case N516_SPEAKER_OFF:
+ snd_soc_dapm_disable_pin(n516_codec, "Speaker");
+ break;
+ case N516_SPEAKER_AUTO:
+ if (snd_soc_dapm_get_pin_status(n516_codec, "Headphone"))
+ snd_soc_dapm_disable_pin(n516_codec, "Speaker");
+ else
+ snd_soc_dapm_enable_pin(n516_codec, "Speaker");
+ break;
+ default:
+ break;
+ }
+
+ /* signal a DAPM event */
+ snd_soc_dapm_sync(n516_codec);
+}
+
+static int n516_speaker_event(struct snd_soc_dapm_widget *widget,
+ struct snd_kcontrol *ctrl, int event)
+{
+ int on = !SND_SOC_DAPM_EVENT_OFF(event);
+
+ gpio_set_value(GPIO_SPEAKER_ENABLE, on);
+
+ return 0;
+}
+
+static void n516_headphone_event_work(struct work_struct *work)
+{
+ n516_ext_control();
+}
+
+static int n516_headphone_event(struct snd_soc_dapm_widget *widget,
+ struct snd_kcontrol *ctrl, int event)
+{
+ /* We can't call soc_dapm_sync from a event handler */
+ if (event & (SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_POST_PMD))
+ schedule_work(&n516_headphone_work);
+ return 0;
+}
+
+static const struct snd_soc_dapm_widget n516_widgets[] = {
+ SND_SOC_DAPM_SPK("Speaker", n516_speaker_event),
+ SND_SOC_DAPM_HP("Headphone", n516_headphone_event),
+ SND_SOC_DAPM_MIC("Mic", NULL),
+};
+
+static const struct snd_soc_dapm_route n516_routes[] = {
+ {"Mic", NULL, "MIC"},
+ {"Speaker", NULL, "LOUT"},
+ {"Speaker", NULL, "ROUT"},
+ {"Headphone", NULL, "LOUT"},
+ {"Headphone", NULL, "ROUT"},
+};
+
+static const char *n516_speaker_modes[] = {"Auto", "Off", "On"};
+static const struct soc_enum n516_speaker_mode_enum =
+ SOC_ENUM_SINGLE_EXT(ARRAY_SIZE(n516_speaker_modes), n516_speaker_modes);
+
+static int n516_get_speaker_mode(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_value *ucontrol)
+{
+ ucontrol->value.integer.value[0] = n516_speaker_mode;
+ return 0;
+}
+
+static int n516_set_speaker_mode(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_value *ucontrol)
+{
+ if (n516_speaker_mode == ucontrol->value.integer.value[0])
+ return 0;
+
+ n516_speaker_mode = ucontrol->value.integer.value[0];
+ n516_ext_control();
+ return 1;
+}
+
+static const struct snd_kcontrol_new n516_controls[] = {
+ SOC_ENUM_EXT("Speaker Function", n516_speaker_mode_enum,
+ n516_get_speaker_mode, n516_set_speaker_mode),
+};
+
+#define N516_DAIFMT (SND_SOC_DAIFMT_I2S | \
+ SND_SOC_DAIFMT_NB_NF | \
+ SND_SOC_DAIFMT_CBM_CFM)
+
+static int n516_codec_init(struct snd_soc_codec *codec)
+{
+ int ret;
+ struct snd_soc_dai *cpu_dai = codec->socdev->card->dai_link->cpu_dai;
+ struct snd_soc_dai *codec_dai = codec->socdev->card->dai_link->codec_dai;
+
+ n516_codec = codec;
+
+ snd_soc_dapm_nc_pin(codec, "LIN");
+ snd_soc_dapm_nc_pin(codec, "RIN");
+
+ ret = snd_soc_dai_set_fmt(codec_dai, N516_DAIFMT);
+ if (ret < 0) {
+ dev_err(codec->dev, "Failed to set codec dai format: %d\n", ret);
+ return ret;
+ }
+
+ ret = snd_soc_dai_set_fmt(cpu_dai, N516_DAIFMT);
+ if (ret < 0) {
+ dev_err(codec->dev, "Failed to set cpu dai format: %d\n", ret);
+ return ret;
+ }
+
+ ret = snd_soc_dai_set_sysclk(codec_dai, JZCODEC_SYSCLK, 111,
+ SND_SOC_CLOCK_IN);
+ if (ret < 0) {
+ dev_err(codec->dev, "Failed to set codec dai sysclk: %d\n", ret);
+ return ret;
+ }
+
+ ret = snd_soc_add_controls(codec, n516_controls,
+ ARRAY_SIZE(n516_controls));
+ if (ret) {
+ dev_err(codec->dev, "Failed to add controls: %d\n", ret);
+ return ret;
+ }
+
+
+ ret = snd_soc_dapm_new_controls(codec, n516_widgets,
+ ARRAY_SIZE(n516_widgets));
+ if (ret) {
+ dev_err(codec->dev, "Failed to add dapm controls: %d\n", ret);
+ return ret;
+ }
+
+ ret = snd_soc_dapm_add_routes(codec, n516_routes, ARRAY_SIZE(n516_routes));
+ if (ret) {
+ dev_err(codec->dev, "Failed to add dapm routes: %d\n", ret);
+ return ret;
+ }
+
+ snd_soc_dapm_sync(codec);
+
+ return 0;
+}
+
+static struct snd_soc_dai_link n516_dai = {
+ .name = "jz-codec",
+ .stream_name = "JZCODEC",
+ .cpu_dai = &jz4740_i2s_dai,
+ .codec_dai = &jz_codec_dai,
+ .init = n516_codec_init,
+};
+
+static struct snd_soc_card n516_card = {
+ .name = "N516",
+ .dai_link = &n516_dai,
+ .num_links = 1,
+ .platform = &jz4740_soc_platform,
+};
+
+static struct snd_soc_device n516_snd_devdata = {
+ .card = &n516_card,
+ .codec_dev = &soc_codec_dev_jzcodec,
+};
+
+static struct platform_device *n516_snd_device;
+
+static struct snd_soc_jack n516_hp_jack;
+
+static struct snd_soc_jack_pin n516_hp_pin = {
+ .pin = "Headphone",
+ .mask = SND_JACK_HEADPHONE,
+};
+
+static struct snd_soc_jack_gpio n516_hp_gpio = {
+ .gpio = GPIO_HPHONE_DETECT,
+ .name = "Headphone detect",
+ .report = SND_JACK_HEADPHONE,
+ .debounce_time = 100,
+};
+
+static int __init n516_add_headphone_jack(void)
+{
+ int ret;
+
+ ret = snd_soc_jack_new(&n516_card, "Headphone jack",
+ SND_JACK_HEADPHONE, &n516_hp_jack);
+ if (ret)
+ return ret;
+
+ ret = snd_soc_jack_add_pins(&n516_hp_jack, 1, &n516_hp_pin);
+ if (ret)
+ return ret;
+
+ ret = snd_soc_jack_add_gpios(&n516_hp_jack, 1, &n516_hp_gpio);
+
+ return ret;
+}
+
+static int __init n516_init(void)
+{
+ int ret;
+
+ n516_snd_device = platform_device_alloc("soc-audio", -1);
+
+ if (!n516_snd_device)
+ return -ENOMEM;
+
+ ret = gpio_request(GPIO_SPEAKER_ENABLE, "Speaker enable");
+ if (ret) {
+ pr_err("n516 snd: Failed to request SPEAKER_ENABLE GPIO(%d): %d\n",
+ GPIO_SPEAKER_ENABLE, ret);
+ goto err_device_put;
+ }
+
+ gpio_direction_output(GPIO_SPEAKER_ENABLE, 0);
+ INIT_WORK(&n516_headphone_work, n516_headphone_event_work);
+
+ platform_set_drvdata(n516_snd_device, &n516_snd_devdata);
+ n516_snd_devdata.dev = &n516_snd_device->dev;
+ ret = platform_device_add(n516_snd_device);
+ if (ret) {
+ pr_err("n516 snd: Failed to add snd soc device: %d\n", ret);
+ goto err_unset_pdata;
+ }
+
+ ret = n516_add_headphone_jack();
+ /* We can live without it, so just print a warning */
+ if (ret)
+ pr_warning("n516 snd: Failed to initalise headphone jack: %d\n", ret);
+
+ return 0;
+
+err_unset_pdata:
+ platform_set_drvdata(n516_snd_device, NULL);
+/*err_gpio_free_speaker:*/
+ gpio_free(GPIO_SPEAKER_ENABLE);
+err_device_put:
+ platform_device_put(n516_snd_device);
+
+ return ret;
+}
+module_init(n516_init);
+
+static void __exit n516_exit(void)
+{
+ snd_soc_jack_free_gpios(&n516_hp_jack, 1, &n516_hp_gpio);
+ gpio_free(GPIO_SPEAKER_ENABLE);
+ platform_device_unregister(n516_snd_device);
+}
+module_exit(n516_exit);
+
+MODULE_AUTHOR("Lars-Peter Clausen <lars@metafoo.de>");
+MODULE_DESCRIPTION("ALSA SoC N516 Audio support");
+MODULE_LICENSE("GPL v2");
--
1.5.6.5

View File

@ -0,0 +1,219 @@
From c2ac996d78f5015d759375792ba390739c1acd00 Mon Sep 17 00:00:00 2001
From: Lars-Peter Clausen <lars@metafoo.de>
Date: Sat, 24 Apr 2010 12:38:41 +0200
Subject: [PATCH] Add N526 sound SoC board driver
---
sound/soc/jz4740/Kconfig | 8 ++
sound/soc/jz4740/Makefile | 2 +
sound/soc/jz4740/n526.c | 169 +++++++++++++++++++++++++++++++++++++++++++++
3 files changed, 179 insertions(+), 0 deletions(-)
create mode 100644 sound/soc/jz4740/n526.c
diff --git a/sound/soc/jz4740/Kconfig b/sound/soc/jz4740/Kconfig
index fea440d..cd00c8c 100644
--- a/sound/soc/jz4740/Kconfig
+++ b/sound/soc/jz4740/Kconfig
@@ -27,3 +27,11 @@ config SND_JZ4740_SOC_N516
select SND_SOC_JZCODEC
help
Say Y if you want to enable support for SoC audio on the Hanvon N516.
+
+config SND_JZ4740_SOC_N526
+ tristate "SoC Audio support for Hanvon N526 eBook reader"
+ depends on SND_JZ4740_SOC && JZ4740_N526
+ select SND_JZ4740_SOC_I2S
+ select SND_SOC_JZCODEC
+ help
+ Say Y if you want to enable support for SoC audio on the Hanvon N526.
diff --git a/sound/soc/jz4740/Makefile b/sound/soc/jz4740/Makefile
index b64d912..e7952d3 100644
--- a/sound/soc/jz4740/Makefile
+++ b/sound/soc/jz4740/Makefile
@@ -10,6 +10,8 @@ obj-$(CONFIG_SND_JZ4740_SOC_I2S) += snd-soc-jz4740-i2s.o
# Jz4740 Machine Support
snd-soc-qi-lb60-objs := qi_lb60.o
snd-soc-n516-objs := n516.o
+snd-soc-n526-objs := n526.o
obj-$(CONFIG_SND_JZ4740_SOC_QI_LB60) += snd-soc-qi-lb60.o
obj-$(CONFIG_SND_JZ4740_SOC_N516) += snd-soc-n516.o
+obj-$(CONFIG_SND_JZ4740_SOC_N526) += snd-soc-n526.o
diff --git a/sound/soc/jz4740/n526.c b/sound/soc/jz4740/n526.c
new file mode 100644
index 0000000..2283904
--- /dev/null
+++ b/sound/soc/jz4740/n526.c
@@ -0,0 +1,169 @@
+/*
+ * Copyright (C) 2009, Lars-Peter Clausen <lars@metafoo.de>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 675 Mass Ave, Cambridge, MA 02139, USA.
+ *
+ */
+
+#include <linux/module.h>
+#include <linux/moduleparam.h>
+#include <linux/timer.h>
+#include <linux/interrupt.h>
+#include <linux/platform_device.h>
+#include <sound/core.h>
+#include <sound/pcm.h>
+#include <sound/soc.h>
+#include <sound/soc-dapm.h>
+#include <linux/gpio.h>
+
+#include "../codecs/jzcodec.h"
+#include "jz4740-pcm.h"
+#include "jz4740-i2s.h"
+
+#define N526_AMP_EN_GPIO JZ_GPIO_PORTD(4)
+
+static int n526_spk_event(struct snd_soc_dapm_widget *widget,
+ struct snd_kcontrol *ctrl, int event)
+{
+ gpio_set_value(N526_AMP_EN_GPIO, !SND_SOC_DAPM_EVENT_OFF(event));
+ return 0;
+}
+
+static const struct snd_soc_dapm_widget n526_widgets[] = {
+ SND_SOC_DAPM_SPK("Speaker", n526_spk_event),
+ SND_SOC_DAPM_HP("Headphone", NULL),
+ SND_SOC_DAPM_MIC("Mic", NULL),
+};
+
+static const struct snd_soc_dapm_route n526_routes[] = {
+ {"Mic", NULL, "MIC"},
+ {"Speaker", NULL, "LOUT"},
+ {"Speaker", NULL, "ROUT"},
+ {"Headphone", NULL, "LOUT"},
+ {"Headphone", NULL, "ROUT"},
+};
+
+static const struct snd_kcontrol_new n526_controls[] = {
+ SOC_DAPM_PIN_SWITCH("Speaker"),
+};
+
+#define N526_DAIFMT (SND_SOC_DAIFMT_I2S | \
+ SND_SOC_DAIFMT_NB_NF | \
+ SND_SOC_DAIFMT_CBM_CFM)
+
+static int n526_codec_init(struct snd_soc_codec *codec)
+{
+ int ret;
+ struct snd_soc_dai *cpu_dai = codec->socdev->card->dai_link->cpu_dai;
+ struct snd_soc_dai *codec_dai = codec->socdev->card->dai_link->codec_dai;
+
+ snd_soc_dapm_nc_pin(codec, "LIN");
+ snd_soc_dapm_nc_pin(codec, "RIN");
+
+ ret = snd_soc_dai_set_fmt(codec_dai, N526_DAIFMT);
+ if (ret < 0) {
+ dev_err(codec->dev, "Failed to set codec dai format: %d\n", ret);
+ return ret;
+ }
+
+ ret = snd_soc_dai_set_fmt(cpu_dai, N526_DAIFMT);
+ if (ret < 0) {
+ dev_err(codec->dev, "Failed to set cpu dai format: %d\n", ret);
+ return ret;
+ }
+
+ ret = snd_soc_dai_set_sysclk(codec_dai, JZCODEC_SYSCLK, 111,
+ SND_SOC_CLOCK_IN);
+ if (ret < 0) {
+ dev_err(codec->dev, "Failed to set codec dai sysclk: %d\n", ret);
+ return ret;
+ }
+
+ snd_soc_dapm_new_controls(codec, n526_widgets, ARRAY_SIZE(n526_widgets));
+
+ snd_soc_add_controls(codec, n526_controls,
+ ARRAY_SIZE(n526_controls));
+
+ snd_soc_dapm_add_routes(codec, n526_routes, ARRAY_SIZE(n526_routes));
+
+ snd_soc_dapm_sync(codec);
+
+ return 0;
+}
+
+static struct snd_soc_dai_link n526_dai = {
+ .name = "jz-codec",
+ .stream_name = "JZCODEC",
+ .cpu_dai = &jz4740_i2s_dai,
+ .codec_dai = &jz_codec_dai,
+ .init = n526_codec_init,
+};
+
+static struct snd_soc_card n526 = {
+ .name = "N526",
+ .dai_link = &n526_dai,
+ .num_links = 1,
+ .platform = &jz4740_soc_platform,
+};
+
+static struct snd_soc_device n526_snd_devdata = {
+ .card = &n526,
+ .codec_dev = &soc_codec_dev_jzcodec,
+};
+
+static struct platform_device *n526_snd_device;
+
+static int __init n526_init(void)
+{
+ int ret;
+
+ n526_snd_device = platform_device_alloc("soc-audio", -1);
+
+ if (!n526_snd_device)
+ return -ENOMEM;
+
+ ret = gpio_request(N526_AMP_EN_GPIO, "AMP");
+ if (ret) {
+ pr_err("n526 snd: Failed to request AMP GPIO(%d): %d\n",
+ N526_AMP_EN_GPIO, ret);
+ goto err_device_put;
+ }
+
+ gpio_direction_output(JZ_GPIO_PORTD(4), 0);
+
+ platform_set_drvdata(n526_snd_device, &n526_snd_devdata);
+ n526_snd_devdata.dev = &n526_snd_device->dev;
+ ret = platform_device_add(n526_snd_device);
+ if (ret) {
+ pr_err("n526 snd: Failed to add snd soc device: %d\n", ret);
+ goto err_unset_pdata;
+ }
+
+ return 0;
+
+err_unset_pdata:
+ platform_set_drvdata(n526_snd_device, NULL);
+ gpio_free(N526_AMP_EN_GPIO);
+err_device_put:
+ platform_device_put(n526_snd_device);
+
+ return ret;
+}
+module_init(n526_init);
+
+static void __exit n526_exit(void)
+{
+ gpio_free(N526_AMP_EN_GPIO);
+ platform_device_unregister(n526_snd_device);
+}
+module_exit(n526_exit);
+
+MODULE_AUTHOR("Lars-Peter Clausen <lars@metafoo.de>");
+MODULE_DESCRIPTION("ALSA SoC N526 audio support");
+MODULE_LICENSE("GPL v2");
--
1.5.6.5

View File

@ -0,0 +1,441 @@
From 83f97dcbcc93584a7d7930b6fe06562691bd865a Mon Sep 17 00:00:00 2001
From: Lars-Peter Clausen <lars@metafoo.de>
Date: Sat, 24 Apr 2010 12:28:54 +0200
Subject: [PATCH] Add jz4740 battery driver
---
drivers/power/Kconfig | 11 +
drivers/power/Makefile | 1 +
drivers/power/jz4740-battery.c | 359 ++++++++++++++++++++++++++++++++++
include/linux/power/jz4740-battery.h | 24 +++
4 files changed, 395 insertions(+), 0 deletions(-)
create mode 100644 drivers/power/jz4740-battery.c
create mode 100644 include/linux/power/jz4740-battery.h
diff --git a/drivers/power/Kconfig b/drivers/power/Kconfig
index faaa9b4..2f4e51f 100644
--- a/drivers/power/Kconfig
+++ b/drivers/power/Kconfig
@@ -131,4 +131,15 @@ config CHARGER_PCF50633
help
Say Y to include support for NXP PCF50633 Main Battery Charger.
+config BATTERY_JZ4740
+ tristate "Ingenic JZ4720/JZ4740 battery"
+ depends on SOC_JZ4740
+ depends on JZ4740_ADC
+ help
+ Say Y to enable support for the battery on Ingenic JZ4720/JZ4740 based
+ boards.
+
+ This driver can be build as a module. If so, the module will be
+ called jz4740-battery.
+
endif # POWER_SUPPLY
diff --git a/drivers/power/Makefile b/drivers/power/Makefile
index a2ba7c8..3b6b971 100644
--- a/drivers/power/Makefile
+++ b/drivers/power/Makefile
@@ -32,3 +32,4 @@ obj-$(CONFIG_BATTERY_BQ27x00) += bq27x00_battery.o
obj-$(CONFIG_BATTERY_DA9030) += da9030_battery.o
obj-$(CONFIG_BATTERY_MAX17040) += max17040_battery.o
obj-$(CONFIG_CHARGER_PCF50633) += pcf50633-charger.o
+obj-$(CONFIG_BATTERY_JZ4740) += jz4740-battery.o
diff --git a/drivers/power/jz4740-battery.c b/drivers/power/jz4740-battery.c
new file mode 100644
index 0000000..c89b9f7
--- /dev/null
+++ b/drivers/power/jz4740-battery.c
@@ -0,0 +1,359 @@
+/*
+ * Battery measurement code for Ingenic JZ SOC.
+ *
+ * Copyright (C) 2009 Jiejing Zhang <kzjeef@gmail.com>
+ * Copyright (C) 2010, Lars-Peter Clausen <lars@metafoo.de>
+ *
+ * based on tosa_battery.c
+ *
+ * Copyright (C) 2008 Marek Vasut <marek.vasut@gmail.com>
+*
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ *
+ */
+
+#include <linux/interrupt.h>
+#include <linux/kernel.h>
+#include <linux/module.h>
+#include <linux/platform_device.h>
+#include <linux/slab.h>
+#include <linux/spinlock.h>
+
+#include <linux/delay.h>
+#include <linux/gpio.h>
+#include <linux/power_supply.h>
+
+#include <linux/power/jz4740-battery.h>
+#include <linux/jz4740-adc.h>
+
+struct jz_battery {
+ struct jz_battery_platform_data *pdata;
+
+ int charge_irq;
+
+ int status;
+ long voltage;
+
+ struct power_supply battery;
+ struct delayed_work work;
+};
+
+static inline struct jz_battery *psy_to_jz_battery(struct power_supply *psy)
+{
+ return container_of(psy, struct jz_battery, battery);
+}
+
+static long jz_battery_read_voltage(struct jz_battery *jz_battery)
+{
+ struct device *adc = jz_battery->battery.dev->parent->parent;
+ enum jz_adc_battery_scale scale;
+
+ if (jz_battery->pdata->info.voltage_max_design > 2500000)
+ scale = JZ_ADC_BATTERY_SCALE_7V5;
+ else
+ scale = JZ_ADC_BATTERY_SCALE_2V5;
+
+ return jz4740_adc_read_battery_voltage(adc, scale);
+}
+
+static int jz_battery_get_capacity(struct power_supply *psy)
+{
+ struct jz_battery *jz_battery = psy_to_jz_battery(psy);
+ struct power_supply_info *info = &jz_battery->pdata->info;
+ long voltage;
+ int ret;
+ int voltage_span;
+
+ voltage = jz_battery_read_voltage(jz_battery);
+
+ if (voltage < 0)
+ return voltage;
+
+ voltage_span = info->voltage_max_design - info->voltage_min_design;
+ ret = ((voltage - info->voltage_min_design) * 100) / voltage_span;
+
+ if (ret > 100)
+ ret = 100;
+ else if (ret < 0)
+ ret = 0;
+
+ return ret;
+}
+
+static int jz_battery_get_property(struct power_supply *psy,
+ enum power_supply_property psp,
+ union power_supply_propval *val)
+{
+ struct jz_battery *jz_battery = psy_to_jz_battery(psy);
+ struct power_supply_info *info = &jz_battery->pdata->info;
+ long voltage;
+
+ switch (psp) {
+ case POWER_SUPPLY_PROP_STATUS:
+ val->intval = jz_battery->status;
+ break;
+ case POWER_SUPPLY_PROP_TECHNOLOGY:
+ val->intval = jz_battery->pdata->info.technology;
+ break;
+ case POWER_SUPPLY_PROP_HEALTH:
+ voltage = jz_battery_read_voltage(jz_battery);
+ if (voltage < info->voltage_min_design)
+ val->intval = POWER_SUPPLY_HEALTH_DEAD;
+ else
+ val->intval = POWER_SUPPLY_HEALTH_GOOD;
+ break;
+ case POWER_SUPPLY_PROP_CAPACITY:
+ val->intval = jz_battery_get_capacity(psy);
+ break;
+ case POWER_SUPPLY_PROP_VOLTAGE_NOW:
+ val->intval = jz_battery_read_voltage(jz_battery);
+ if (val->intval < 0)
+ return val->intval;
+ break;
+ case POWER_SUPPLY_PROP_VOLTAGE_MAX_DESIGN:
+ val->intval = info->voltage_max_design;
+ break;
+ case POWER_SUPPLY_PROP_VOLTAGE_MIN_DESIGN:
+ val->intval = info->voltage_min_design;
+ break;
+ case POWER_SUPPLY_PROP_PRESENT:
+ val->intval = 1;
+ break;
+ default:
+ return -EINVAL;
+ }
+ return 0;
+}
+
+static void jz_battery_external_power_changed(struct power_supply *psy)
+{
+ struct jz_battery *jz_battery = psy_to_jz_battery(psy);
+
+ cancel_delayed_work(&jz_battery->work);
+ schedule_delayed_work(&jz_battery->work, 0);
+}
+
+static irqreturn_t jz_battery_charge_irq(int irq, void *data)
+{
+ struct jz_battery *jz_battery = data;
+
+ cancel_delayed_work(&jz_battery->work);
+ schedule_delayed_work(&jz_battery->work, 0);
+
+ return IRQ_HANDLED;
+}
+
+static void jz_battery_update(struct jz_battery *jz_battery)
+{
+ int status;
+ long voltage;
+ long voltage_difference;
+ bool has_changed = 0;
+
+ if (gpio_is_valid(jz_battery->pdata->gpio_charge)) {
+ int is_charging;
+
+ is_charging = gpio_get_value(jz_battery->pdata->gpio_charge);
+ is_charging ^= jz_battery->pdata->gpio_charge_active_low;
+ if (is_charging)
+ status = POWER_SUPPLY_STATUS_CHARGING;
+ else
+ status = POWER_SUPPLY_STATUS_NOT_CHARGING;
+
+ if (status != jz_battery->status) {
+ jz_battery->status = status;
+ has_changed = 1;
+ }
+ }
+
+ voltage = jz_battery_read_voltage(jz_battery);
+ voltage_difference = voltage - jz_battery->voltage;
+ if (voltage_difference > 50000 || voltage_difference < 50000) {
+ jz_battery->voltage = voltage;
+ has_changed = 1;
+ }
+ if (has_changed)
+ power_supply_changed(&jz_battery->battery);
+}
+
+static enum power_supply_property jz_battery_properties[] = {
+ POWER_SUPPLY_PROP_STATUS,
+ POWER_SUPPLY_PROP_TECHNOLOGY,
+ POWER_SUPPLY_PROP_HEALTH,
+ POWER_SUPPLY_PROP_CAPACITY,
+ POWER_SUPPLY_PROP_VOLTAGE_NOW,
+ POWER_SUPPLY_PROP_VOLTAGE_MAX_DESIGN,
+ POWER_SUPPLY_PROP_VOLTAGE_MIN_DESIGN,
+ POWER_SUPPLY_PROP_PRESENT,
+};
+
+static void jz_battery_work(struct work_struct *work)
+{
+ /* Too small interval will increase system workload */
+ const int interval = HZ * 30;
+ struct jz_battery *jz_battery = container_of(work, struct jz_battery,
+ work.work);
+
+ jz_battery_update(jz_battery);
+ schedule_delayed_work(&jz_battery->work, interval);
+}
+
+static int __devinit jz_battery_probe(struct platform_device *pdev)
+{
+ int ret = 0;
+ struct jz_battery_platform_data *pdata = pdev->dev.platform_data;
+ struct jz_battery *jz_battery;
+ struct power_supply *battery;
+
+ if (!pdev->dev.platform_data) {
+ dev_err(&pdev->dev, "No platform data\n");
+ return -EINVAL;
+ }
+
+ jz_battery = kzalloc(sizeof(*jz_battery), GFP_KERNEL);
+
+ if (!jz_battery) {
+ dev_err(&pdev->dev, "Failed to allocate driver structure\n");
+ return -ENOMEM;
+ }
+
+ battery = &jz_battery->battery;
+ battery->name = pdata->info.name;
+ battery->type = POWER_SUPPLY_TYPE_BATTERY;
+ battery->properties = jz_battery_properties;
+ battery->num_properties = ARRAY_SIZE(jz_battery_properties);
+ battery->get_property = jz_battery_get_property;
+ battery->external_power_changed = jz_battery_external_power_changed;
+ battery->use_for_apm = 1;
+
+ jz_battery->pdata = pdata;
+
+ INIT_DELAYED_WORK(&jz_battery->work, jz_battery_work);
+
+ if (gpio_is_valid(pdata->gpio_charge)) {
+ ret = gpio_request(pdata->gpio_charge, dev_name(&pdev->dev));
+ if (ret) {
+ dev_err(&pdev->dev, "charger state gpio request failed.\n");
+ goto err_free;
+ }
+ ret = gpio_direction_input(pdata->gpio_charge);
+ if (ret) {
+ dev_err(&pdev->dev, "charger state gpio set direction failed.\n");
+ goto err_free_gpio;
+ }
+
+ jz_battery->charge_irq = gpio_to_irq(pdata->gpio_charge);
+
+ if (jz_battery->charge_irq >= 0) {
+ ret = request_irq(jz_battery->charge_irq,
+ jz_battery_charge_irq,
+ IRQF_TRIGGER_RISING | IRQF_TRIGGER_FALLING,
+ dev_name(&pdev->dev), jz_battery);
+ if (ret) {
+ dev_err(&pdev->dev, "Failed to request charge irq: %d\n", ret);
+ goto err_free_gpio;
+ }
+ }
+ } else {
+ jz_battery->charge_irq = -1;
+ }
+
+
+ ret = power_supply_register(&pdev->dev, &jz_battery->battery);
+ if (ret) {
+ dev_err(&pdev->dev, "power supply battery register failed.\n");
+ goto err_free_irq;
+ }
+
+ platform_set_drvdata(pdev, jz_battery);
+ schedule_delayed_work(&jz_battery->work, 0);
+
+ return 0;
+
+err_free_irq:
+ if (jz_battery->charge_irq >= 0)
+ free_irq(jz_battery->charge_irq, jz_battery);
+err_free_gpio:
+ if (gpio_is_valid(pdata->gpio_charge))
+ gpio_free(jz_battery->pdata->gpio_charge);
+err_free:
+ kfree(jz_battery);
+ return ret;
+}
+
+static int __devexit jz_battery_remove(struct platform_device *pdev)
+{
+ struct jz_battery *jz_battery = platform_get_drvdata(pdev);
+
+ cancel_delayed_work_sync(&jz_battery->work);
+
+ if (gpio_is_valid(jz_battery->pdata->gpio_charge)) {
+ if (jz_battery->charge_irq >= 0)
+ free_irq(jz_battery->charge_irq, jz_battery);
+ gpio_free(jz_battery->pdata->gpio_charge);
+ }
+
+ power_supply_unregister(&jz_battery->battery);
+
+ return 0;
+}
+
+#ifdef CONFIG_PM
+static int jz_battery_suspend(struct device *dev)
+{
+ struct jz_battery *jz_battery = dev_get_drvdata(dev);
+
+ cancel_delayed_work_sync(&jz_battery->work);
+ jz_battery->status = POWER_SUPPLY_STATUS_UNKNOWN;
+
+ return 0;
+}
+
+static int jz_battery_resume(struct device *dev)
+{
+ struct jz_battery *jz_battery = dev_get_drvdata(dev);
+
+ schedule_delayed_work(&jz_battery->work, 0);
+
+ return 0;
+}
+
+static const struct dev_pm_ops jz_battery_pm_ops = {
+ .suspend = jz_battery_suspend,
+ .resume = jz_battery_resume,
+};
+
+#define JZ_BATTERY_PM_OPS (&jz_battery_pm_ops)
+
+#else
+#define JZ_BATTERY_PM_OPS NULL
+#endif
+
+static struct platform_driver jz_battery_driver = {
+ .probe = jz_battery_probe,
+ .remove = __devexit_p(jz_battery_remove),
+ .driver = {
+ .name = "jz4740-battery",
+ .owner = THIS_MODULE,
+ .pm = JZ_BATTERY_PM_OPS,
+ },
+};
+
+static int __init jz_battery_init(void)
+{
+ return platform_driver_register(&jz_battery_driver);
+}
+module_init(jz_battery_init);
+
+static void __exit jz_battery_exit(void)
+{
+ platform_driver_unregister(&jz_battery_driver);
+}
+module_exit(jz_battery_exit);
+
+MODULE_ALIAS("platform:jz4740-battery");
+MODULE_LICENSE("GPL");
+MODULE_AUTHOR("Jiejing Zhang <kzjeef@gmail.com>");
+MODULE_DESCRIPTION("JZ4720/JZ4740 SoC battery driver");
diff --git a/include/linux/power/jz4740-battery.h b/include/linux/power/jz4740-battery.h
new file mode 100644
index 0000000..19c9610
--- /dev/null
+++ b/include/linux/power/jz4740-battery.h
@@ -0,0 +1,24 @@
+/*
+ * Copyright (C) 2009, Jiejing Zhang <kzjeef@gmail.com>
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the
+ * Free Software Foundation; either version 2 of the License, or (at your
+ * option) any later version.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 675 Mass Ave, Cambridge, MA 02139, USA.
+ *
+ */
+
+#ifndef __JZ4740_BATTERY_H
+#define __JZ4740_BATTERY_H
+
+struct jz_battery_platform_data {
+ struct power_supply_info info;
+ int gpio_charge; /* GPIO port of Charger state */
+ int gpio_charge_active_low;
+};
+
+#endif
--
1.5.6.5

View File

@ -0,0 +1,304 @@
From baf5f6c4f4ec0caf5240b452b75eeab2f96d8bd4 Mon Sep 17 00:00:00 2001
From: Lars-Peter Clausen <lars@metafoo.de>
Date: Sat, 24 Apr 2010 12:20:56 +0200
Subject: [PATCH] Add gpm940b0 lcd driver
---
drivers/video/backlight/Kconfig | 7 +
drivers/video/backlight/Makefile | 1 +
drivers/video/backlight/gpm940b0.c | 253 ++++++++++++++++++++++++++++++++++++
3 files changed, 261 insertions(+), 0 deletions(-)
create mode 100644 drivers/video/backlight/gpm940b0.c
diff --git a/drivers/video/backlight/Kconfig b/drivers/video/backlight/Kconfig
index c025c84..0a61f91 100644
--- a/drivers/video/backlight/Kconfig
+++ b/drivers/video/backlight/Kconfig
@@ -107,6 +107,13 @@ config LCD_HP700
If you have an HP Jornada 700 series handheld (710/720/728)
say Y to enable LCD control driver.
+config LCD_GPM940B0
+ tristate "Giantplus GPM940B0 LCD and backlight driver"
+ depends on LCD_CLASS_DEVICE && SPI
+ default n
+ help
+ LCD and backlight driver for the Giantplus GPM940B0 LCD module.
+
#
# Backlight
#
diff --git a/drivers/video/backlight/Makefile b/drivers/video/backlight/Makefile
index 09d1f14..a03ec9c 100644
--- a/drivers/video/backlight/Makefile
+++ b/drivers/video/backlight/Makefile
@@ -11,6 +11,7 @@ obj-$(CONFIG_LCD_PLATFORM) += platform_lcd.o
obj-$(CONFIG_LCD_VGG2432A4) += vgg2432a4.o
obj-$(CONFIG_LCD_TDO24M) += tdo24m.o
obj-$(CONFIG_LCD_TOSA) += tosa_lcd.o
+obj-$(CONFIG_LCD_GPM940B0) += gpm940b0.o
obj-$(CONFIG_BACKLIGHT_CLASS_DEVICE) += backlight.o
obj-$(CONFIG_BACKLIGHT_ATMEL_PWM) += atmel-pwm-bl.o
diff --git a/drivers/video/backlight/gpm940b0.c b/drivers/video/backlight/gpm940b0.c
new file mode 100644
index 0000000..879e3ad
--- /dev/null
+++ b/drivers/video/backlight/gpm940b0.c
@@ -0,0 +1,253 @@
+/*
+ * Copyright (C) 2009-2010, Lars-Peter Clausen <lars@metafoo.de>
+ * Driver for Giantplus GPM940B0 LCD
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the
+ * Free Software Foundation; either version 2 of the License, or (at your
+ * option) any later version.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 675 Mass Ave, Cambridge, MA 02139, USA.
+ *
+ */
+
+#include <linux/module.h>
+#include <linux/spi/spi.h>
+#include <linux/lcd.h>
+#include <linux/backlight.h>
+#include <linux/delay.h>
+
+struct gpm940b0 {
+ struct spi_device *spi;
+ struct lcd_device *lcd;
+ struct backlight_device *bl;
+ unsigned enabled:1;
+};
+
+static int gpm940b0_write_reg(struct spi_device *spi, uint8_t reg,
+ uint8_t data)
+{
+ uint8_t buf[2];
+ buf[0] = ((reg & 0x40) << 1) | (reg & 0x3f);
+ buf[1] = data;
+
+ return spi_write(spi, buf, sizeof(buf));
+}
+
+static void gpm940b0_power_disable(struct spi_device *spi)
+{
+ int ret = gpm940b0_write_reg(spi, 0x5, 0xc6) ;
+ if (ret < 0)
+ dev_err(&spi->dev, "Failed to disable power: %d\n", ret);
+}
+
+static void gpm940b0_power_enable(struct spi_device *spi)
+{
+ gpm940b0_write_reg(spi, 0x5, 0xc7);
+}
+
+
+static int gpm940b0_set_power(struct lcd_device *lcd, int power)
+{
+ struct gpm940b0 *gpm940b0 = lcd_get_data(lcd);
+
+ switch (power) {
+ case FB_BLANK_UNBLANK:
+ mdelay(20);
+ gpm940b0->enabled = 1;
+ gpm940b0_power_enable(gpm940b0->spi);
+ break;
+ default:
+ gpm940b0->enabled = 0;
+ gpm940b0_power_disable(gpm940b0->spi);
+ mdelay(20);
+ break;
+ }
+ return 0;
+}
+
+static int gpm940b0_set_contrast(struct lcd_device *lcd, int contrast)
+{
+ struct gpm940b0 *gpm940b0 = lcd_get_data(lcd);
+ gpm940b0_write_reg(gpm940b0->spi, 0x0d, contrast);
+ return 0;
+}
+
+static int gpm940b0_set_mode(struct lcd_device *lcd, struct fb_videomode *mode)
+{
+ if (mode->xres != 320 && mode->yres != 240)
+ return -EINVAL;
+
+ return 0;
+}
+
+static ssize_t reg_write(struct device *dev, struct device_attribute *attr,
+ const char *buf, size_t count)
+{
+ char *buf2;
+ uint32_t reg = simple_strtoul(buf, &buf2, 10);
+ uint32_t val = simple_strtoul(buf2 + 1, NULL, 10);
+ struct gpm940b0 *gpm940b0 = dev_get_drvdata(dev);
+
+ if (reg < 0 || val < 0)
+ return -EINVAL;
+
+ gpm940b0_write_reg(gpm940b0->spi, reg, val);
+ return count;
+}
+
+static DEVICE_ATTR(reg, 0644, NULL, reg_write);
+
+static ssize_t gpm940b0_show_brightness(struct device *dev,
+ struct device_attribute *attr, char *buf)
+{
+ int rc = -ENXIO;
+
+ return rc;
+}
+
+static ssize_t gpm940b0_store_brightness(struct device *dev,
+ struct device_attribute *attr, const char *buf, size_t count)
+{
+ char *endp;
+ struct lcd_device *ld = to_lcd_device(dev);
+ struct gpm940b0 *gpm940b0 = lcd_get_data(ld);
+ int brightness = simple_strtoul(buf, &endp, 0);
+
+ if (brightness > 255 || brightness < 0)
+ return -EINVAL;
+
+ gpm940b0_write_reg(gpm940b0->spi, 0x3, brightness);
+
+ return count;
+}
+
+
+static DEVICE_ATTR(brightness, 0644, gpm940b0_show_brightness,
+ gpm940b0_store_brightness);
+
+static struct lcd_ops gpm940b0_lcd_ops = {
+ .set_power = gpm940b0_set_power,
+ .set_contrast = gpm940b0_set_contrast,
+ .set_mode = gpm940b0_set_mode,
+};
+
+static int __devinit gpm940b0_probe(struct spi_device *spi)
+{
+ int ret;
+ struct gpm940b0 *gpm940b0;
+
+ gpm940b0 = kmalloc(sizeof(*gpm940b0), GFP_KERNEL);
+
+ spi->bits_per_word = 8;
+ spi->mode = SPI_MODE_3 | SPI_3WIRE;
+
+ ret = spi_setup(spi);
+ if (ret) {
+ dev_err(&spi->dev, "Failed to setup spi\n");
+ goto err_free_gpm940b0;
+ }
+
+ gpm940b0->spi = spi;
+
+ gpm940b0->lcd = lcd_device_register("gpm940b0-lcd", &spi->dev, gpm940b0,
+ &gpm940b0_lcd_ops);
+
+ if (IS_ERR(gpm940b0->lcd)) {
+ ret = PTR_ERR(gpm940b0->lcd);
+ dev_err(&spi->dev, "Failed to register lcd device: %d\n", ret);
+ goto err_free_gpm940b0;
+ }
+
+ gpm940b0->lcd->props.max_contrast = 255;
+
+ ret = device_create_file(&spi->dev, &dev_attr_reg);
+ if (ret)
+ goto err_unregister_lcd;
+
+ ret = device_create_file(&gpm940b0->lcd->dev, &dev_attr_brightness);
+ if (ret)
+ goto err_unregister_lcd;
+
+ gpm940b0->enabled = 1;
+ dev_set_drvdata(&spi->dev, gpm940b0);
+
+ gpm940b0_write_reg(spi, 0x13, 0x01);
+ gpm940b0_write_reg(spi, 0x5, 0xc7);
+ return 0;
+err_unregister_lcd:
+ lcd_device_unregister(gpm940b0->lcd);
+err_free_gpm940b0:
+ kfree(gpm940b0);
+ return ret;
+}
+
+static int __devexit gpm940b0_remove(struct spi_device *spi)
+{
+ struct gpm940b0 *gpm940b0 = spi_get_drvdata(spi);
+#if 0
+ if (gpm940b0->bl)
+ backlight_device_unregister(gpm940b0->bl);
+#endif
+
+ lcd_device_unregister(gpm940b0->lcd);
+
+ spi_set_drvdata(spi, NULL);
+ kfree(gpm940b0);
+ return 0;
+}
+
+#ifdef CONFIG_PM
+
+static int gpm940b0_suspend(struct spi_device *spi, pm_message_t state)
+{
+ struct gpm940b0 *gpm940b0 = spi_get_drvdata(spi);
+ if (gpm940b0->enabled) {
+ gpm940b0_power_disable(spi);
+ mdelay(10);
+ }
+ return 0;
+}
+
+static int gpm940b0_resume(struct spi_device *spi)
+{
+ struct gpm940b0 *gpm940b0 = spi_get_drvdata(spi);
+ if (gpm940b0->enabled)
+ gpm940b0_power_enable(spi);
+ return 0;
+}
+
+#else
+#define gpm940b0_suspend NULL
+#define gpm940b0_resume NULL
+#endif
+
+static struct spi_driver gpm940b0_driver = {
+ .driver = {
+ .name = "gpm940b0",
+ .owner = THIS_MODULE,
+ },
+ .probe = gpm940b0_probe,
+ .remove = __devexit_p(gpm940b0_remove),
+ .suspend = gpm940b0_suspend,
+ .resume = gpm940b0_resume,
+};
+
+static int __init gpm940b0_init(void)
+{
+ return spi_register_driver(&gpm940b0_driver);
+}
+module_init(gpm940b0_init);
+
+static void __exit gpm940b0_exit(void)
+{
+ return spi_unregister_driver(&gpm940b0_driver);
+}
+module_exit(gpm940b0_exit)
+
+MODULE_AUTHOR("Lars-Peter Clausen");
+MODULE_LICENSE("GPL v2");
+MODULE_DESCRIPTION("LCD and backlight controll for Giantplus GPM940B0");
+MODULE_ALIAS("spi:gpm940b0");
--
1.5.6.5

View File

@ -0,0 +1,178 @@
From 6e138e4c3bfa5fb272d215107d85385456281ceb Mon Sep 17 00:00:00 2001
From: Lars-Peter Clausen <lars@metafoo.de>
Date: Sat, 24 Apr 2010 12:19:30 +0200
Subject: [PATCH] Add jz4740 serial driver
---
drivers/serial/8250.c | 104 ++++++++++++++++++++++++++++++++++++++++++++++++-
1 files changed, 103 insertions(+), 1 deletions(-)
diff --git a/drivers/serial/8250.c b/drivers/serial/8250.c
index 2b1ea3d..4c41c57 100644
--- a/drivers/serial/8250.c
+++ b/drivers/serial/8250.c
@@ -200,7 +200,7 @@ static const struct serial8250_config uart_config[] = {
[PORT_16550A] = {
.name = "16550A",
.fifo_size = 16,
- .tx_loadsz = 16,
+ .tx_loadsz = 8,
.fcr = UART_FCR_ENABLE_FIFO | UART_FCR_R_TRIG_10,
.flags = UART_CAP_FIFO,
},
@@ -407,6 +407,10 @@ static unsigned int mem_serial_in(struct uart_port *p, int offset)
static void mem_serial_out(struct uart_port *p, int offset, int value)
{
offset = map_8250_out_reg(p, offset) << p->regshift;
+#if defined(CONFIG_JZSOC)
+ if (offset == (UART_FCR << p->regshift))
+ value |= 0x10; /* set FCR.UUE */
+#endif
writeb(value, p->membase + offset);
}
@@ -2209,6 +2213,83 @@ static void serial8250_shutdown(struct uart_port *port)
serial_unlink_irq_chain(up);
}
+#if defined(CONFIG_JZSOC) && !defined(CONFIG_SOC_JZ4730)
+static unsigned short quot1[3] = {0}; /* quot[0]:baud_div, quot[1]:umr, quot[2]:uacr */
+static unsigned short * serial8250_get_divisor(struct uart_port *port, unsigned int baud)
+{
+ int err, sum, i, j;
+ int a[12], b[12];
+ unsigned short div, umr, uacr;
+ unsigned short umr_best, div_best, uacr_best;
+ long long t0, t1, t2, t3;
+
+ sum = 0;
+ umr_best = div_best = uacr_best = 0;
+ div = 1;
+
+ if ((port->uartclk % (16 * baud)) == 0) {
+ quot1[0] = port->uartclk / (16 * baud);
+ quot1[1] = 16;
+ quot1[2] = 0;
+ return quot1;
+ }
+
+ while (1) {
+ umr = port->uartclk / (baud * div);
+ if (umr > 32) {
+ div++;
+ continue;
+ }
+ if (umr < 4) {
+ break;
+ }
+ for (i = 0; i < 12; i++) {
+ a[i] = umr;
+ b[i] = 0;
+ sum = 0;
+ for (j = 0; j <= i; j++) {
+ sum += a[j];
+ }
+
+ /* the precision could be 1/2^(36) due to the value of t0 */
+ t0 = 0x1000000000LL;
+ t1 = (i + 1) * t0;
+ t2 = (sum * div) * t0;
+ t3 = div * t0;
+ do_div(t1, baud);
+ do_div(t2, port->uartclk);
+ do_div(t3, (2 * port->uartclk));
+ err = t1 - t2 - t3;
+
+ if (err > 0) {
+ a[i] += 1;
+ b[i] = 1;
+ }
+ }
+
+ uacr = 0;
+ for (i = 0; i < 12; i++) {
+ if (b[i] == 1) {
+ uacr |= 1 << i;
+ }
+ }
+
+ /* the best value of umr should be near 16, and the value of uacr should better be smaller */
+ if (abs(umr - 16) < abs(umr_best - 16) || (abs(umr - 16) == abs(umr_best - 16) && uacr_best > uacr)) {
+ div_best = div;
+ umr_best = umr;
+ uacr_best = uacr;
+ }
+ div++;
+ }
+
+ quot1[0] = div_best;
+ quot1[1] = umr_best;
+ quot1[2] = uacr_best;
+
+ return quot1;
+}
+#else
static unsigned int serial8250_get_divisor(struct uart_port *port, unsigned int baud)
{
unsigned int quot;
@@ -2228,6 +2309,7 @@ static unsigned int serial8250_get_divisor(struct uart_port *port, unsigned int
return quot;
}
+#endif
static void
serial8250_set_termios(struct uart_port *port, struct ktermios *termios,
@@ -2237,6 +2319,9 @@ serial8250_set_termios(struct uart_port *port, struct ktermios *termios,
unsigned char cval, fcr = 0;
unsigned long flags;
unsigned int baud, quot;
+#if defined(CONFIG_JZSOC) && !defined(CONFIG_SOC_JZ4730)
+ unsigned short *quot1;
+#endif
switch (termios->c_cflag & CSIZE) {
case CS5:
@@ -2271,7 +2356,12 @@ serial8250_set_termios(struct uart_port *port, struct ktermios *termios,
baud = uart_get_baud_rate(port, termios, old,
port->uartclk / 16 / 0xffff,
port->uartclk / 16);
+#if defined(CONFIG_JZSOC) && !defined(CONFIG_SOC_JZ4730)
+ quot1 = serial8250_get_divisor(port, baud);
+ quot = quot1[0]; /* not usefull, just let gcc happy */
+#else
quot = serial8250_get_divisor(port, baud);
+#endif
/*
* Oxford Semi 952 rev B workaround
@@ -2349,6 +2439,10 @@ serial8250_set_termios(struct uart_port *port, struct ktermios *termios,
if (up->capabilities & UART_CAP_UUE)
up->ier |= UART_IER_UUE | UART_IER_RTOIE;
+#ifdef CONFIG_JZSOC
+ up->ier |= UART_IER_RTOIE; /* Set this flag, or very slow */
+#endif
+
serial_out(up, UART_IER, up->ier);
if (up->capabilities & UART_CAP_EFR) {
@@ -2383,7 +2477,15 @@ serial8250_set_termios(struct uart_port *port, struct ktermios *termios,
serial_outp(up, UART_LCR, cval | UART_LCR_DLAB);/* set DLAB */
}
+#if defined(CONFIG_JZSOC) && !defined(CONFIG_SOC_JZ4730)
+#define UART_UMR 9
+#define UART_UACR 10
+ serial_dl_write(up, quot1[0]);
+ serial_outp(up, UART_UMR, quot1[1]);
+ serial_outp(up, UART_UACR, quot1[2]);
+#else
serial_dl_write(up, quot);
+#endif
/*
* LCR DLAB must be set to enable 64-byte FIFO mode. If the FCR
--
1.5.6.5

View File

@ -0,0 +1,266 @@
From fc2a5da7117de38ddb538fb7c9907ec1aeb386ba Mon Sep 17 00:00:00 2001
From: Lars-Peter Clausen <lars@metafoo.de>
Date: Sat, 24 Apr 2010 12:29:31 +0200
Subject: [PATCH] Add gpio chager driver
---
drivers/power/Kconfig | 7 ++
drivers/power/Makefile | 1 +
drivers/power/gpio-charger.c | 184 ++++++++++++++++++++++++++++++++++++
include/linux/power/gpio-charger.h | 28 ++++++
4 files changed, 220 insertions(+), 0 deletions(-)
create mode 100644 drivers/power/gpio-charger.c
create mode 100644 include/linux/power/gpio-charger.h
diff --git a/drivers/power/Kconfig b/drivers/power/Kconfig
index 2f4e51f..81d13b8 100644
--- a/drivers/power/Kconfig
+++ b/drivers/power/Kconfig
@@ -142,4 +142,11 @@ config BATTERY_JZ4740
This driver can be build as a module. If so, the module will be
called jz4740-battery.
+config CHARGER_GPIO
+ tristate "GPIO charger"
+ depends on GPIOLIB
+ help
+ Say Y to include support for chargers indicating their status through
+ a GPIO pin.
+
endif # POWER_SUPPLY
diff --git a/drivers/power/Makefile b/drivers/power/Makefile
index 3b6b971..8deb992 100644
--- a/drivers/power/Makefile
+++ b/drivers/power/Makefile
@@ -33,3 +33,4 @@ obj-$(CONFIG_BATTERY_DA9030) += da9030_battery.o
obj-$(CONFIG_BATTERY_MAX17040) += max17040_battery.o
obj-$(CONFIG_CHARGER_PCF50633) += pcf50633-charger.o
obj-$(CONFIG_BATTERY_JZ4740) += jz4740-battery.o
+obj-$(CONFIG_CHARGER_GPIO) += gpio-charger.o
diff --git a/drivers/power/gpio-charger.c b/drivers/power/gpio-charger.c
new file mode 100644
index 0000000..7a84994
--- /dev/null
+++ b/drivers/power/gpio-charger.c
@@ -0,0 +1,184 @@
+/*
+ * Copyright (C) 2010, Lars-Peter Clausen <lars@metafoo.de>
+ * Driver for chargers indicating their status through a GPIO pin
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the
+ * Free Software Foundation; either version 2 of the License, or (at your
+ * option) any later version.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 675 Mass Ave, Cambridge, MA 02139, USA.
+ *
+ */
+
+#include <linux/device.h>
+#include <linux/gpio.h>
+#include <linux/init.h>
+#include <linux/interrupt.h>
+#include <linux/kernel.h>
+#include <linux/module.h>
+#include <linux/platform_device.h>
+#include <linux/power_supply.h>
+#include <linux/slab.h>
+#include <linux/types.h>
+
+#include <linux/power/gpio-charger.h>
+
+struct gpio_charger {
+ const struct gpio_charger_platform_data *pdata;
+
+ int irq;
+
+ struct power_supply charger;
+};
+
+static irqreturn_t gpio_charger_irq(int irq, void *devid)
+{
+ struct power_supply *charger = devid;
+ power_supply_changed(charger);
+
+ return IRQ_HANDLED;
+}
+
+static inline struct gpio_charger *psy_to_gpio_charger(struct power_supply *psy)
+{
+ return container_of(psy, struct gpio_charger, charger);
+}
+
+static int gpio_charger_get_property(struct power_supply *psy,
+ enum power_supply_property psp, union power_supply_propval *val)
+{
+ struct gpio_charger *gpio_charger = psy_to_gpio_charger(psy);
+ const struct gpio_charger_platform_data *pdata = gpio_charger->pdata;
+
+ switch (psp) {
+ case POWER_SUPPLY_PROP_ONLINE:
+ val->intval = gpio_get_value(pdata->gpio);
+ val->intval ^= pdata->gpio_active_low;
+ break;
+ default:
+ return -EINVAL;
+ }
+
+ return 0;
+}
+
+static enum power_supply_property gpio_charger_properties[] = {
+ POWER_SUPPLY_PROP_ONLINE,
+};
+
+static int __devinit gpio_charger_probe(struct platform_device *pdev)
+{
+ const struct gpio_charger_platform_data *pdata = pdev->dev.platform_data;
+ struct gpio_charger *gpio_charger;
+ struct power_supply *charger;
+ int ret;
+
+ if (!pdata) {
+ dev_err(&pdev->dev, "No platform data");
+ return -EINVAL;
+ }
+
+ gpio_charger = kzalloc(sizeof(*gpio_charger), GFP_KERNEL);
+
+ charger = &gpio_charger->charger;
+
+ charger->name = pdata->name;
+ charger->type = pdata->type;
+ charger->properties = gpio_charger_properties;
+ charger->num_properties = ARRAY_SIZE(gpio_charger_properties);
+ charger->get_property = gpio_charger_get_property;
+ charger->supplied_to = pdata->batteries;
+ charger->num_supplicants = pdata->num_batteries;
+
+ if (gpio_is_valid(pdata->gpio)) {
+ ret = gpio_request(pdata->gpio, dev_name(&pdev->dev));
+ if (ret) {
+ dev_err(&pdev->dev, "Failed to request gpio pin: %d\n", ret);
+ goto err;
+ }
+ ret = gpio_direction_input(pdata->gpio);
+ if (ret) {
+ dev_err(&pdev->dev, "Failed to set gpio to input: %d\n", ret);
+ goto err_gpio_free;
+ }
+
+ gpio_charger->irq = gpio_to_irq(pdata->gpio);
+ if (gpio_charger->irq >= 0) {
+ ret = request_irq(gpio_charger->irq, gpio_charger_irq,
+ IRQF_TRIGGER_RISING | IRQF_TRIGGER_FALLING,
+ dev_name(&pdev->dev), charger);
+ if (ret) {
+ dev_warn(&pdev->dev, "Failed to request online gpio irq: %d\n", ret);
+ gpio_charger->irq = -1;
+ }
+ }
+ }
+
+ ret = power_supply_register(&pdev->dev, charger);
+ if (ret < 0) {
+ dev_err(&pdev->dev, "Failed to register power supply: %d\n", ret);
+ goto err_gpio_free;
+ }
+
+ gpio_charger->pdata = pdata;
+ platform_set_drvdata(pdev, gpio_charger);
+
+ return 0;
+
+err_gpio_free:
+ if (gpio_is_valid(pdata->gpio)) {
+ if (gpio_charger->irq >= 0)
+ free_irq(gpio_charger->irq, charger);
+ gpio_free(pdata->gpio);
+ }
+err:
+ return ret;
+}
+
+static int __devexit gpio_charger_remove(struct platform_device *pdev)
+{
+ struct gpio_charger *gpio_charger = platform_get_drvdata(pdev);
+ const struct gpio_charger_platform_data *pdata = gpio_charger->pdata;
+
+ power_supply_unregister(&gpio_charger->charger);
+
+ if (gpio_is_valid(pdata->gpio)) {
+ if (gpio_charger->irq >= 0)
+ free_irq(gpio_charger->irq, &gpio_charger->charger);
+ gpio_free(pdata->gpio);
+ }
+
+ platform_set_drvdata(pdev, NULL);
+ kfree(gpio_charger);
+
+ return 0;
+}
+
+static struct platform_driver gpio_charger_driver = {
+ .probe = gpio_charger_probe,
+ .remove = __devexit_p(gpio_charger_remove),
+ .driver = {
+ .name = "gpio-charger",
+ .owner = THIS_MODULE,
+ },
+};
+
+static int __init gpio_charger_init(void)
+{
+ return platform_driver_register(&gpio_charger_driver);
+}
+module_init(gpio_charger_init);
+
+static void __exit gpio_charger_exit(void)
+{
+ platform_driver_unregister(&gpio_charger_driver);
+}
+module_exit(gpio_charger_exit);
+
+MODULE_AUTHOR("Lars-Peter Clausen <lars@metafoo.de>");
+MODULE_DESCRIPTION("Driver for chargers indicating their status through a gpio");
+MODULE_LICENSE("GPL");
+MODULE_ALIAS("platform:gpio-charger");
diff --git a/include/linux/power/gpio-charger.h b/include/linux/power/gpio-charger.h
new file mode 100644
index 0000000..95cdfc3
--- /dev/null
+++ b/include/linux/power/gpio-charger.h
@@ -0,0 +1,28 @@
+/*
+ * Copyright (C) 2010, Lars-Peter Clausen <lars@metafoo.de>
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the
+ * Free Software Foundation; either version 2 of the License, or (at your
+ * option) any later version.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 675 Mass Ave, Cambridge, MA 02139, USA.
+ *
+ */
+
+#ifndef __LINUX_POWER_GPIO_CHARGER_H__
+#define __LINUX_POWER_GPIO_CHARGER_H__
+
+struct gpio_charger_platform_data {
+ const char *name;
+ enum power_supply_type type;
+ int gpio;
+ int gpio_active_low;
+
+ char **batteries;
+ size_t num_batteries;
+};
+
+#endif
--
1.5.6.5

View File

@ -0,0 +1,189 @@
From 4cee37dd779deeb01f263995e8bd5e7b8457965b Mon Sep 17 00:00:00 2001
From: Lars-Peter Clausen <lars@metafoo.de>
Date: Sat, 24 Apr 2010 12:23:01 +0200
Subject: [PATCH] gpio spi 3wire
---
drivers/spi/spi_bitbang.c | 2 +
drivers/spi/spi_gpio.c | 60 ++++++++++++++++++++++++++------------
include/linux/spi/spi_bitbang.h | 2 +
3 files changed, 45 insertions(+), 19 deletions(-)
diff --git a/drivers/spi/spi_bitbang.c b/drivers/spi/spi_bitbang.c
index 5265330..2bec91c 100644
--- a/drivers/spi/spi_bitbang.c
+++ b/drivers/spi/spi_bitbang.c
@@ -335,6 +335,8 @@ static void bitbang_work(struct work_struct *work)
*/
if (!m->is_dma_mapped)
t->rx_dma = t->tx_dma = 0;
+ if ((spi->mode & SPI_3WIRE) && bitbang->set_direction)
+ bitbang->set_direction(spi, t->tx_buf != NULL);
status = bitbang->txrx_bufs(spi, t);
}
if (status > 0)
diff --git a/drivers/spi/spi_gpio.c b/drivers/spi/spi_gpio.c
index 26bd03e..ca769b8 100644
--- a/drivers/spi/spi_gpio.c
+++ b/drivers/spi/spi_gpio.c
@@ -45,6 +45,8 @@ struct spi_gpio {
struct spi_bitbang bitbang;
struct spi_gpio_platform_data pdata;
struct platform_device *pdev;
+
+ int miso_pin;
};
/*----------------------------------------------------------------------*/
@@ -88,19 +90,16 @@ struct spi_gpio {
/*----------------------------------------------------------------------*/
-static inline const struct spi_gpio_platform_data * __pure
-spi_to_pdata(const struct spi_device *spi)
+static inline const struct spi_gpio * __pure
+spi_to_spi_gpio(const struct spi_device *spi)
{
const struct spi_bitbang *bang;
- const struct spi_gpio *spi_gpio;
bang = spi_master_get_devdata(spi->master);
- spi_gpio = container_of(bang, struct spi_gpio, bitbang);
- return &spi_gpio->pdata;
+ return container_of(bang, struct spi_gpio, bitbang);
}
-/* this is #defined to avoid unused-variable warnings when inlining */
-#define pdata spi_to_pdata(spi)
+#define pdata &(spi_to_spi_gpio(spi)->pdata)
static inline void setsck(const struct spi_device *spi, int is_on)
{
@@ -114,10 +113,9 @@ static inline void setmosi(const struct spi_device *spi, int is_on)
static inline int getmiso(const struct spi_device *spi)
{
- return !!gpio_get_value(SPI_MISO_GPIO);
+ return !!gpio_get_value(spi_to_spi_gpio(spi)->miso_pin);
}
-#undef pdata
/*
* NOTE: this clocks "as fast as we can". It "should" be a function of the
@@ -173,10 +171,16 @@ static u32 spi_gpio_txrx_word_mode3(struct spi_device *spi,
static void spi_gpio_chipselect(struct spi_device *spi, int is_active)
{
unsigned long cs = (unsigned long) spi->controller_data;
+ struct spi_gpio *spi_gpio = spi_to_spi_gpio(spi);
/* set initial clock polarity */
- if (is_active)
+ if (is_active) {
setsck(spi, spi->mode & SPI_CPOL);
+ if (spi->mode & SPI_3WIRE)
+ spi_gpio->miso_pin = SPI_MOSI_GPIO;
+ else
+ spi_gpio->miso_pin = SPI_MISO_GPIO;
+ }
if (cs != SPI_GPIO_NO_CHIPSELECT) {
/* SPI is normally active-low */
@@ -192,6 +196,9 @@ static int spi_gpio_setup(struct spi_device *spi)
if (spi->bits_per_word > 32)
return -EINVAL;
+ if (!(spi->mode & SPI_3WIRE) && !gpio_is_valid(SPI_MISO_GPIO))
+ return -EINVAL;
+
if (!spi->controller_state) {
if (cs != SPI_GPIO_NO_CHIPSELECT) {
status = gpio_request(cs, dev_name(&spi->dev));
@@ -209,6 +216,16 @@ static int spi_gpio_setup(struct spi_device *spi)
return status;
}
+static void spi_gpio_set_direction(struct spi_device *spi, bool is_tx)
+{
+ if (is_tx)
+ gpio_direction_output(SPI_MISO_GPIO, 0);
+ else
+ gpio_direction_input(SPI_MISO_GPIO);
+}
+
+#undef pdata
+
static void spi_gpio_cleanup(struct spi_device *spi)
{
unsigned long cs = (unsigned long) spi->controller_data;
@@ -243,18 +260,20 @@ spi_gpio_request(struct spi_gpio_platform_data *pdata, const char *label)
if (value)
goto done;
- value = spi_gpio_alloc(SPI_MISO_GPIO, label, true);
+ value = spi_gpio_alloc(SPI_SCK_GPIO, label, false);
if (value)
goto free_mosi;
- value = spi_gpio_alloc(SPI_SCK_GPIO, label, false);
- if (value)
- goto free_miso;
+ if (gpio_is_valid(SPI_MISO_GPIO)) {
+ value = spi_gpio_alloc(SPI_MISO_GPIO, label, true);
+ if (value)
+ goto free_sck;
+ }
goto done;
-free_miso:
- gpio_free(SPI_MISO_GPIO);
+free_sck:
+ gpio_free(SPI_SCK_GPIO);
free_mosi:
gpio_free(SPI_MOSI_GPIO);
done:
@@ -302,13 +321,15 @@ static int __init spi_gpio_probe(struct platform_device *pdev)
spi_gpio->bitbang.txrx_word[SPI_MODE_2] = spi_gpio_txrx_word_mode2;
spi_gpio->bitbang.txrx_word[SPI_MODE_3] = spi_gpio_txrx_word_mode3;
spi_gpio->bitbang.setup_transfer = spi_bitbang_setup_transfer;
- spi_gpio->bitbang.flags = SPI_CS_HIGH;
+ spi_gpio->bitbang.set_direction = spi_gpio_set_direction;
+ spi_gpio->bitbang.flags = SPI_CS_HIGH | SPI_3WIRE;
status = spi_bitbang_start(&spi_gpio->bitbang);
if (status < 0) {
spi_master_put(spi_gpio->bitbang.master);
gpio_free:
- gpio_free(SPI_MISO_GPIO);
+ if (gpio_is_valid(SPI_MOSI_GPIO))
+ gpio_free(SPI_MISO_GPIO);
gpio_free(SPI_MOSI_GPIO);
gpio_free(SPI_SCK_GPIO);
spi_master_put(master);
@@ -332,7 +353,8 @@ static int __exit spi_gpio_remove(struct platform_device *pdev)
platform_set_drvdata(pdev, NULL);
- gpio_free(SPI_MISO_GPIO);
+ if (gpio_is_valid(SPI_MISO_GPIO))
+ gpio_free(SPI_MISO_GPIO);
gpio_free(SPI_MOSI_GPIO);
gpio_free(SPI_SCK_GPIO);
diff --git a/include/linux/spi/spi_bitbang.h b/include/linux/spi/spi_bitbang.h
index 3274c50..0a466c9 100644
--- a/include/linux/spi/spi_bitbang.h
+++ b/include/linux/spi/spi_bitbang.h
@@ -52,6 +52,8 @@ struct spi_bitbang {
u32 (*txrx_word[4])(struct spi_device *spi,
unsigned nsecs,
u32 word, u8 bits);
+
+ void (*set_direction)(struct spi_device *, bool is_tx);
};
/* you can call these default bitbang->master methods from your custom
--
1.5.6.5

View File

@ -0,0 +1,42 @@
From 120357be9b85936519d6a141748c319745046f71 Mon Sep 17 00:00:00 2001
From: Lars-Peter Clausen <lars@metafoo.de>
Date: Sat, 24 Apr 2010 12:23:28 +0200
Subject: [PATCH] Framebuffer notifier: Call notifier callbacks prior to blanking the screen
---
drivers/video/fbmem.c | 8 ++++++--
1 files changed, 6 insertions(+), 2 deletions(-)
diff --git a/drivers/video/fbmem.c b/drivers/video/fbmem.c
index a15b44e..4eec79c 100644
--- a/drivers/video/fbmem.c
+++ b/drivers/video/fbmem.c
@@ -1008,12 +1008,12 @@ fb_set_var(struct fb_info *info, struct fb_var_screeninfo *var)
int
fb_blank(struct fb_info *info, int blank)
{
- int ret = -EINVAL;
+ int ret = 0;
if (blank > FB_BLANK_POWERDOWN)
blank = FB_BLANK_POWERDOWN;
- if (info->fbops->fb_blank)
+ if (info->fbops->fb_blank && blank == FB_BLANK_UNBLANK)
ret = info->fbops->fb_blank(blank, info);
if (!ret) {
@@ -1024,6 +1024,10 @@ fb_blank(struct fb_info *info, int blank)
fb_notifier_call_chain(FB_EVENT_BLANK, &event);
}
+ if (info->fbops->fb_blank && blank != FB_BLANK_UNBLANK)
+ ret = info->fbops->fb_blank(blank, info);
+
+
return ret;
}
--
1.5.6.5

File diff suppressed because it is too large Load Diff

View File

@ -0,0 +1,611 @@
From b4ff7a46dd3f64801f7fc6e4c8083b67934fce1c Mon Sep 17 00:00:00 2001
From: Lars-Peter Clausen <lars@metafoo.de>
Date: Sat, 24 Apr 2010 12:22:25 +0200
Subject: [PATCH] Modify keymap for ben nanonote
---
drivers/char/defkeymap.c_shipped | 308 +++++++++++++++++++++++++++++---------
drivers/char/defkeymap.map | 74 +++++++---
2 files changed, 286 insertions(+), 96 deletions(-)
diff --git a/drivers/char/defkeymap.c_shipped b/drivers/char/defkeymap.c_shipped
index d2208df..fca8d59 100644
--- a/drivers/char/defkeymap.c_shipped
+++ b/drivers/char/defkeymap.c_shipped
@@ -9,10 +9,10 @@ u_short plain_map[NR_KEYS] = {
0xf200, 0xf01b, 0xf031, 0xf032, 0xf033, 0xf034, 0xf035, 0xf036,
0xf037, 0xf038, 0xf039, 0xf030, 0xf02d, 0xf03d, 0xf07f, 0xf009,
0xfb71, 0xfb77, 0xfb65, 0xfb72, 0xfb74, 0xfb79, 0xfb75, 0xfb69,
- 0xfb6f, 0xfb70, 0xf05b, 0xf05d, 0xf201, 0xf702, 0xfb61, 0xfb73,
+ 0xfb6f, 0xfb70, 0xf05b, 0xf05d, 0xf201, 0xf706, 0xfb61, 0xfb73,
0xfb64, 0xfb66, 0xfb67, 0xfb68, 0xfb6a, 0xfb6b, 0xfb6c, 0xf03b,
0xf027, 0xf060, 0xf700, 0xf05c, 0xfb7a, 0xfb78, 0xfb63, 0xfb76,
- 0xfb62, 0xfb6e, 0xfb6d, 0xf02c, 0xf02e, 0xf02f, 0xf700, 0xf30c,
+ 0xfb62, 0xfb6e, 0xfb6d, 0xf02c, 0xf02e, 0xf02f, 0xf701, 0xf30c,
0xf703, 0xf020, 0xf207, 0xf100, 0xf101, 0xf102, 0xf103, 0xf104,
0xf105, 0xf106, 0xf107, 0xf108, 0xf109, 0xf208, 0xf209, 0xf307,
0xf308, 0xf309, 0xf30b, 0xf304, 0xf305, 0xf306, 0xf30a, 0xf301,
@@ -22,54 +22,102 @@ u_short plain_map[NR_KEYS] = {
0xf118, 0xf601, 0xf602, 0xf117, 0xf600, 0xf119, 0xf115, 0xf116,
0xf11a, 0xf10c, 0xf10d, 0xf11b, 0xf11c, 0xf110, 0xf311, 0xf11d,
0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200,
+ 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200,
+ 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200,
+ 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200,
+ 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200,
+ 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200,
+ 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200,
+ 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200,
+ 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200,
+ 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200,
+ 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200,
+ 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200,
+ 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200,
+ 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200,
+ 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200,
+ 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200,
+ 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200,
};
-u_short shift_map[NR_KEYS] = {
+static u_short shift_map[NR_KEYS] = {
0xf200, 0xf01b, 0xf021, 0xf040, 0xf023, 0xf024, 0xf025, 0xf05e,
0xf026, 0xf02a, 0xf028, 0xf029, 0xf05f, 0xf02b, 0xf07f, 0xf009,
0xfb51, 0xfb57, 0xfb45, 0xfb52, 0xfb54, 0xfb59, 0xfb55, 0xfb49,
- 0xfb4f, 0xfb50, 0xf07b, 0xf07d, 0xf201, 0xf702, 0xfb41, 0xfb53,
+ 0xfb4f, 0xfb50, 0xf07b, 0xf07d, 0xf201, 0xf706, 0xfb41, 0xfb53,
0xfb44, 0xfb46, 0xfb47, 0xfb48, 0xfb4a, 0xfb4b, 0xfb4c, 0xf03a,
0xf022, 0xf07e, 0xf700, 0xf07c, 0xfb5a, 0xfb58, 0xfb43, 0xfb56,
- 0xfb42, 0xfb4e, 0xfb4d, 0xf03c, 0xf03e, 0xf03f, 0xf700, 0xf30c,
+ 0xfb42, 0xfb4e, 0xfb4d, 0xf03b, 0xf03a, 0xf03f, 0xf701, 0xf30c,
0xf703, 0xf020, 0xf207, 0xf10a, 0xf10b, 0xf10c, 0xf10d, 0xf10e,
0xf10f, 0xf110, 0xf111, 0xf112, 0xf113, 0xf213, 0xf203, 0xf307,
0xf308, 0xf309, 0xf30b, 0xf304, 0xf305, 0xf306, 0xf30a, 0xf301,
0xf302, 0xf303, 0xf300, 0xf310, 0xf206, 0xf200, 0xf03e, 0xf10a,
0xf10b, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200,
- 0xf30e, 0xf702, 0xf30d, 0xf200, 0xf701, 0xf205, 0xf114, 0xf603,
+ 0xf30e, 0xf702, 0xf30d, 0xf01c, 0xf701, 0xf205, 0xf114, 0xf603,
0xf20b, 0xf601, 0xf602, 0xf117, 0xf600, 0xf20a, 0xf115, 0xf116,
0xf11a, 0xf10c, 0xf10d, 0xf11b, 0xf11c, 0xf110, 0xf311, 0xf11d,
0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200,
+ 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200,
+ 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200,
+ 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200,
+ 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200,
+ 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200,
+ 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200,
+ 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200,
+ 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200,
+ 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200,
+ 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200,
+ 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200,
+ 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200,
+ 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200,
+ 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200,
+ 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200,
+ 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200,
};
-u_short altgr_map[NR_KEYS] = {
+static u_short altgr_map[NR_KEYS] = {
0xf200, 0xf200, 0xf200, 0xf040, 0xf200, 0xf024, 0xf200, 0xf200,
- 0xf07b, 0xf05b, 0xf05d, 0xf07d, 0xf05c, 0xf200, 0xf200, 0xf200,
- 0xfb71, 0xfb77, 0xf918, 0xfb72, 0xfb74, 0xfb79, 0xfb75, 0xfb69,
- 0xfb6f, 0xfb70, 0xf200, 0xf07e, 0xf201, 0xf702, 0xf914, 0xfb73,
- 0xf917, 0xf919, 0xfb67, 0xfb68, 0xfb6a, 0xfb6b, 0xfb6c, 0xf200,
- 0xf200, 0xf200, 0xf700, 0xf200, 0xfb7a, 0xfb78, 0xf916, 0xfb76,
- 0xf915, 0xfb6e, 0xfb6d, 0xf200, 0xf200, 0xf200, 0xf700, 0xf30c,
- 0xf703, 0xf200, 0xf207, 0xf50c, 0xf50d, 0xf50e, 0xf50f, 0xf510,
- 0xf511, 0xf512, 0xf513, 0xf514, 0xf515, 0xf208, 0xf202, 0xf911,
+ 0xf07b, 0xf05b, 0xf05d, 0xf07d, 0xf05c, 0xf07e, 0xf008, 0xf200,
+ 0xf021, 0xf040, 0xf023, 0xf024, 0xf025, 0xf05e, 0xf026, 0xf02a,
+ 0xf028, 0xf029, 0xf200, 0xf07e, 0xf201, 0xf706, 0xf0b0, 0xf0a8,
+ 0xf0a4, 0xf02d, 0xf05f, 0xf07b, 0xf05b, 0xf05d, 0xf07d, 0xf200,
+ 0xf200, 0xf200, 0xf700, 0xf200, 0xf039, 0xf030, 0xf916, 0xfb76,
+ 0xf915, 0xf03c, 0xf03e, 0xf027, 0xf022, 0xf200, 0xf701, 0xf30c,
+ 0xf703, 0xf200, 0xf207, 0xf031, 0xf032, 0xf033, 0xf034, 0xf035,
+ 0xf036, 0xf037, 0xf038, 0xf514, 0xf515, 0xf208, 0xf202, 0xf911,
0xf912, 0xf913, 0xf30b, 0xf90e, 0xf90f, 0xf910, 0xf30a, 0xf90b,
0xf90c, 0xf90d, 0xf90a, 0xf310, 0xf206, 0xf200, 0xf07c, 0xf516,
0xf517, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200,
- 0xf30e, 0xf702, 0xf30d, 0xf200, 0xf701, 0xf205, 0xf114, 0xf603,
+ 0xf30e, 0xf702, 0xf30d, 0xf01c, 0xf701, 0xf205, 0xf114, 0xf603,
0xf118, 0xf601, 0xf602, 0xf117, 0xf600, 0xf119, 0xf115, 0xf116,
0xf11a, 0xf10c, 0xf10d, 0xf11b, 0xf11c, 0xf110, 0xf311, 0xf11d,
0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200,
+ 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200,
+ 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200,
+ 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200,
+ 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200,
+ 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200,
+ 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200,
+ 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200,
+ 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200,
+ 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200,
+ 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200,
+ 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200,
+ 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200,
+ 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200,
+ 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200,
+ 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200,
+ 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200,
};
-u_short ctrl_map[NR_KEYS] = {
+static u_short ctrl_map[NR_KEYS] = {
0xf200, 0xf200, 0xf200, 0xf000, 0xf01b, 0xf01c, 0xf01d, 0xf01e,
- 0xf01f, 0xf07f, 0xf200, 0xf200, 0xf01f, 0xf200, 0xf008, 0xf200,
+ 0xf01f, 0xf07f, 0xf200, 0xf200, 0xf01f, 0xf200, 0xf200, 0xf200,
0xf011, 0xf017, 0xf005, 0xf012, 0xf014, 0xf019, 0xf015, 0xf009,
- 0xf00f, 0xf010, 0xf01b, 0xf01d, 0xf201, 0xf702, 0xf001, 0xf013,
+ 0xf00f, 0xf010, 0xf01b, 0xf01d, 0xf201, 0xf706, 0xf001, 0xf013,
0xf004, 0xf006, 0xf007, 0xf008, 0xf00a, 0xf00b, 0xf00c, 0xf200,
0xf007, 0xf000, 0xf700, 0xf01c, 0xf01a, 0xf018, 0xf003, 0xf016,
- 0xf002, 0xf00e, 0xf00d, 0xf200, 0xf20e, 0xf07f, 0xf700, 0xf30c,
+ 0xf002, 0xf00e, 0xf00d, 0xf200, 0xf20e, 0xf07f, 0xf701, 0xf30c,
0xf703, 0xf000, 0xf207, 0xf100, 0xf101, 0xf102, 0xf103, 0xf104,
0xf105, 0xf106, 0xf107, 0xf108, 0xf109, 0xf208, 0xf204, 0xf307,
0xf308, 0xf309, 0xf30b, 0xf304, 0xf305, 0xf306, 0xf30a, 0xf301,
@@ -79,35 +127,67 @@ u_short ctrl_map[NR_KEYS] = {
0xf118, 0xf601, 0xf602, 0xf117, 0xf600, 0xf119, 0xf115, 0xf116,
0xf11a, 0xf10c, 0xf10d, 0xf11b, 0xf11c, 0xf110, 0xf311, 0xf11d,
0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200,
+ 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200,
+ 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200,
+ 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200,
+ 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200,
+ 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200,
+ 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200,
+ 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200,
+ 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200,
+ 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200,
+ 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200,
+ 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200,
+ 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200,
+ 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200,
+ 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200,
+ 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200,
+ 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200,
};
-u_short shift_ctrl_map[NR_KEYS] = {
+static u_short shift_ctrl_map[NR_KEYS] = {
0xf200, 0xf200, 0xf200, 0xf000, 0xf200, 0xf200, 0xf200, 0xf200,
0xf200, 0xf200, 0xf200, 0xf200, 0xf01f, 0xf200, 0xf200, 0xf200,
0xf011, 0xf017, 0xf005, 0xf012, 0xf014, 0xf019, 0xf015, 0xf009,
- 0xf00f, 0xf010, 0xf200, 0xf200, 0xf201, 0xf702, 0xf001, 0xf013,
+ 0xf00f, 0xf010, 0xf200, 0xf200, 0xf201, 0xf706, 0xf001, 0xf013,
0xf004, 0xf006, 0xf007, 0xf008, 0xf00a, 0xf00b, 0xf00c, 0xf200,
0xf200, 0xf200, 0xf700, 0xf200, 0xf01a, 0xf018, 0xf003, 0xf016,
- 0xf002, 0xf00e, 0xf00d, 0xf200, 0xf200, 0xf200, 0xf700, 0xf30c,
+ 0xf002, 0xf00e, 0xf00d, 0xf200, 0xf200, 0xf200, 0xf701, 0xf30c,
0xf703, 0xf200, 0xf207, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200,
0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf208, 0xf200, 0xf307,
0xf308, 0xf309, 0xf30b, 0xf304, 0xf305, 0xf306, 0xf30a, 0xf301,
0xf302, 0xf303, 0xf300, 0xf310, 0xf206, 0xf200, 0xf200, 0xf200,
0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200,
- 0xf30e, 0xf702, 0xf30d, 0xf200, 0xf701, 0xf205, 0xf114, 0xf603,
+ 0xf30e, 0xf702, 0xf30d, 0xf01c, 0xf701, 0xf205, 0xf114, 0xf603,
0xf118, 0xf601, 0xf602, 0xf117, 0xf600, 0xf119, 0xf115, 0xf116,
0xf11a, 0xf10c, 0xf10d, 0xf11b, 0xf11c, 0xf110, 0xf311, 0xf11d,
0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200,
+ 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200,
+ 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200,
+ 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200,
+ 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200,
+ 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200,
+ 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200,
+ 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200,
+ 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200,
+ 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200,
+ 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200,
+ 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200,
+ 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200,
+ 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200,
+ 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200,
+ 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200,
+ 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200,
};
-u_short alt_map[NR_KEYS] = {
+static u_short alt_map[NR_KEYS] = {
0xf200, 0xf81b, 0xf831, 0xf832, 0xf833, 0xf834, 0xf835, 0xf836,
0xf837, 0xf838, 0xf839, 0xf830, 0xf82d, 0xf83d, 0xf87f, 0xf809,
0xf871, 0xf877, 0xf865, 0xf872, 0xf874, 0xf879, 0xf875, 0xf869,
- 0xf86f, 0xf870, 0xf85b, 0xf85d, 0xf80d, 0xf702, 0xf861, 0xf873,
+ 0xf86f, 0xf870, 0xf85b, 0xf85d, 0xf80d, 0xf706, 0xf861, 0xf873,
0xf864, 0xf866, 0xf867, 0xf868, 0xf86a, 0xf86b, 0xf86c, 0xf83b,
0xf827, 0xf860, 0xf700, 0xf85c, 0xf87a, 0xf878, 0xf863, 0xf876,
- 0xf862, 0xf86e, 0xf86d, 0xf82c, 0xf82e, 0xf82f, 0xf700, 0xf30c,
+ 0xf862, 0xf86e, 0xf86d, 0xf200, 0xf200, 0xf82f, 0xf701, 0xf30c,
0xf703, 0xf820, 0xf207, 0xf500, 0xf501, 0xf502, 0xf503, 0xf504,
0xf505, 0xf506, 0xf507, 0xf508, 0xf509, 0xf208, 0xf209, 0xf907,
0xf908, 0xf909, 0xf30b, 0xf904, 0xf905, 0xf906, 0xf30a, 0xf901,
@@ -117,35 +197,115 @@ u_short alt_map[NR_KEYS] = {
0xf118, 0xf210, 0xf211, 0xf117, 0xf600, 0xf119, 0xf115, 0xf116,
0xf11a, 0xf10c, 0xf10d, 0xf11b, 0xf11c, 0xf110, 0xf311, 0xf11d,
0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200,
+ 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200,
+ 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200,
+ 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200,
+ 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200,
+ 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200,
+ 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200,
+ 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200,
+ 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200,
+ 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200,
+ 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200,
+ 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200,
+ 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200,
+ 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200,
+ 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200,
+ 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200,
+ 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200,
};
-u_short ctrl_alt_map[NR_KEYS] = {
+static u_short ctrl_alt_map[NR_KEYS] = {
0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200,
0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200,
0xf811, 0xf817, 0xf805, 0xf812, 0xf814, 0xf819, 0xf815, 0xf809,
- 0xf80f, 0xf810, 0xf200, 0xf200, 0xf201, 0xf702, 0xf801, 0xf813,
+ 0xf80f, 0xf810, 0xf200, 0xf200, 0xf201, 0xf706, 0xf801, 0xf813,
0xf804, 0xf806, 0xf807, 0xf808, 0xf80a, 0xf80b, 0xf80c, 0xf200,
0xf200, 0xf200, 0xf700, 0xf200, 0xf81a, 0xf818, 0xf803, 0xf816,
- 0xf802, 0xf80e, 0xf80d, 0xf200, 0xf200, 0xf200, 0xf700, 0xf30c,
+ 0xf802, 0xf80e, 0xf80d, 0xf200, 0xf200, 0xf200, 0xf701, 0xf30c,
0xf703, 0xf200, 0xf207, 0xf500, 0xf501, 0xf502, 0xf503, 0xf504,
0xf505, 0xf506, 0xf507, 0xf508, 0xf509, 0xf208, 0xf200, 0xf307,
0xf308, 0xf309, 0xf30b, 0xf304, 0xf305, 0xf306, 0xf30a, 0xf301,
0xf302, 0xf303, 0xf300, 0xf20c, 0xf206, 0xf200, 0xf200, 0xf50a,
0xf50b, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200,
- 0xf30e, 0xf702, 0xf30d, 0xf200, 0xf701, 0xf205, 0xf114, 0xf603,
+ 0xf30e, 0xf702, 0xf30d, 0xf01c, 0xf701, 0xf205, 0xf114, 0xf603,
0xf118, 0xf601, 0xf602, 0xf117, 0xf600, 0xf119, 0xf115, 0xf20c,
0xf11a, 0xf10c, 0xf10d, 0xf11b, 0xf11c, 0xf110, 0xf311, 0xf11d,
0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200,
+ 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200,
+ 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200,
+ 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200,
+ 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200,
+ 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200,
+ 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200,
+ 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200,
+ 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200,
+ 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200,
+ 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200,
+ 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200,
+ 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200,
+ 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200,
+ 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200,
+ 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200,
+ 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200,
+};
+
+static u_short ctl_map[NR_KEYS] = {
+ 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200,
+ 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf033, 0xf200, 0xf200,
+ 0xfb71, 0xfb77, 0xfb65, 0xfb72, 0xfb74, 0xfb79, 0xf037, 0xf038,
+ 0xf039, 0xfb70, 0xf200, 0xf200, 0xf201, 0xf706, 0xfb61, 0xfb73,
+ 0xfb64, 0xfb66, 0xfb67, 0xfb68, 0xf034, 0xf035, 0xf036, 0xf200,
+ 0xf200, 0xf200, 0xf700, 0xf200, 0xfb7a, 0xfb78, 0xfb63, 0xfb76,
+ 0xfb62, 0xf031, 0xf032, 0xf200, 0xf200, 0xf030, 0xf701, 0xf30c,
+ 0xf703, 0xf200, 0xf207, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200,
+ 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf208, 0xf200, 0xf307,
+ 0xf308, 0xf309, 0xf30b, 0xf304, 0xf305, 0xf306, 0xf30a, 0xf301,
+ 0xf302, 0xf303, 0xf300, 0xf310, 0xf206, 0xf200, 0xf200, 0xf200,
+ 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200,
+ 0xf30e, 0xf702, 0xf30d, 0xf01c, 0xf701, 0xf205, 0xf114, 0xf603,
+ 0xf118, 0xf601, 0xf602, 0xf117, 0xf600, 0xf119, 0xf115, 0xf116,
+ 0xf11a, 0xf10c, 0xf10d, 0xf11b, 0xf11c, 0xf110, 0xf311, 0xf11d,
+ 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200,
+ 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200,
+ 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200,
+ 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200,
+ 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200,
+ 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200,
+ 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200,
+ 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200,
+ 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200,
+ 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200,
+ 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200,
+ 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200,
+ 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200,
+ 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200,
+ 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200,
+ 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200,
+ 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200,
};
ushort *key_maps[MAX_NR_KEYMAPS] = {
- plain_map, shift_map, altgr_map, NULL,
- ctrl_map, shift_ctrl_map, NULL, NULL,
- alt_map, NULL, NULL, NULL,
- ctrl_alt_map, NULL
+ plain_map, shift_map, altgr_map, 0,
+ ctrl_map, shift_ctrl_map, 0, 0,
+ alt_map, 0, 0, 0,
+ ctrl_alt_map, 0, 0, 0,
+ 0, 0, 0, 0,
+ 0, 0, 0, 0,
+ 0, 0, 0, 0,
+ 0, 0, 0, 0,
+ 0, 0, 0, 0,
+ 0, 0, 0, 0,
+ 0, 0, 0, 0,
+ 0, 0, 0, 0,
+ 0, 0, 0, 0,
+ 0, 0, 0, 0,
+ 0, 0, 0, 0,
+ 0, 0, 0, 0,
+ ctl_map, 0
};
-unsigned int keymap_count = 7;
+unsigned int keymap_count = 8;
/*
* Philosophy: most people do not define more strings, but they who do
@@ -216,47 +376,47 @@ char *func_table[MAX_NR_FUNC] = {
func_buf + 135,
func_buf + 140,
func_buf + 145,
- NULL,
- NULL,
+ 0,
+ 0,
func_buf + 149,
- NULL,
+ 0,
};
-struct kbdiacruc accent_table[MAX_DIACR] = {
- {'`', 'A', 0300}, {'`', 'a', 0340},
- {'\'', 'A', 0301}, {'\'', 'a', 0341},
- {'^', 'A', 0302}, {'^', 'a', 0342},
- {'~', 'A', 0303}, {'~', 'a', 0343},
- {'"', 'A', 0304}, {'"', 'a', 0344},
- {'O', 'A', 0305}, {'o', 'a', 0345},
- {'0', 'A', 0305}, {'0', 'a', 0345},
- {'A', 'A', 0305}, {'a', 'a', 0345},
- {'A', 'E', 0306}, {'a', 'e', 0346},
- {',', 'C', 0307}, {',', 'c', 0347},
- {'`', 'E', 0310}, {'`', 'e', 0350},
- {'\'', 'E', 0311}, {'\'', 'e', 0351},
- {'^', 'E', 0312}, {'^', 'e', 0352},
- {'"', 'E', 0313}, {'"', 'e', 0353},
- {'`', 'I', 0314}, {'`', 'i', 0354},
- {'\'', 'I', 0315}, {'\'', 'i', 0355},
- {'^', 'I', 0316}, {'^', 'i', 0356},
- {'"', 'I', 0317}, {'"', 'i', 0357},
- {'-', 'D', 0320}, {'-', 'd', 0360},
- {'~', 'N', 0321}, {'~', 'n', 0361},
- {'`', 'O', 0322}, {'`', 'o', 0362},
- {'\'', 'O', 0323}, {'\'', 'o', 0363},
- {'^', 'O', 0324}, {'^', 'o', 0364},
- {'~', 'O', 0325}, {'~', 'o', 0365},
- {'"', 'O', 0326}, {'"', 'o', 0366},
- {'/', 'O', 0330}, {'/', 'o', 0370},
- {'`', 'U', 0331}, {'`', 'u', 0371},
- {'\'', 'U', 0332}, {'\'', 'u', 0372},
- {'^', 'U', 0333}, {'^', 'u', 0373},
- {'"', 'U', 0334}, {'"', 'u', 0374},
- {'\'', 'Y', 0335}, {'\'', 'y', 0375},
- {'T', 'H', 0336}, {'t', 'h', 0376},
- {'s', 's', 0337}, {'"', 'y', 0377},
- {'s', 'z', 0337}, {'i', 'j', 0377},
+struct kbdiacr accent_table[MAX_DIACR] = {
+ {'`', 'A', '\300'}, {'`', 'a', '\340'},
+ {'\'', 'A', '\301'}, {'\'', 'a', '\341'},
+ {'^', 'A', '\302'}, {'^', 'a', '\342'},
+ {'~', 'A', '\303'}, {'~', 'a', '\343'},
+ {'"', 'A', '\304'}, {'"', 'a', '\344'},
+ {'O', 'A', '\305'}, {'o', 'a', '\345'},
+ {'0', 'A', '\305'}, {'0', 'a', '\345'},
+ {'A', 'A', '\305'}, {'a', 'a', '\345'},
+ {'A', 'E', '\306'}, {'a', 'e', '\346'},
+ {',', 'C', '\307'}, {',', 'c', '\347'},
+ {'`', 'E', '\310'}, {'`', 'e', '\350'},
+ {'\'', 'E', '\311'}, {'\'', 'e', '\351'},
+ {'^', 'E', '\312'}, {'^', 'e', '\352'},
+ {'"', 'E', '\313'}, {'"', 'e', '\353'},
+ {'`', 'I', '\314'}, {'`', 'i', '\354'},
+ {'\'', 'I', '\315'}, {'\'', 'i', '\355'},
+ {'^', 'I', '\316'}, {'^', 'i', '\356'},
+ {'"', 'I', '\317'}, {'"', 'i', '\357'},
+ {'-', 'D', '\320'}, {'-', 'd', '\360'},
+ {'~', 'N', '\321'}, {'~', 'n', '\361'},
+ {'`', 'O', '\322'}, {'`', 'o', '\362'},
+ {'\'', 'O', '\323'}, {'\'', 'o', '\363'},
+ {'^', 'O', '\324'}, {'^', 'o', '\364'},
+ {'~', 'O', '\325'}, {'~', 'o', '\365'},
+ {'"', 'O', '\326'}, {'"', 'o', '\366'},
+ {'/', 'O', '\330'}, {'/', 'o', '\370'},
+ {'`', 'U', '\331'}, {'`', 'u', '\371'},
+ {'\'', 'U', '\332'}, {'\'', 'u', '\372'},
+ {'^', 'U', '\333'}, {'^', 'u', '\373'},
+ {'"', 'U', '\334'}, {'"', 'u', '\374'},
+ {'\'', 'Y', '\335'}, {'\'', 'y', '\375'},
+ {'T', 'H', '\336'}, {'t', 'h', '\376'},
+ {'s', 's', '\337'}, {'"', 'y', '\377'},
+ {'s', 'z', '\337'}, {'i', 'j', '\377'},
};
unsigned int accent_table_size = 68;
diff --git a/drivers/char/defkeymap.map b/drivers/char/defkeymap.map
index 50b30ca..ce141c8 100644
--- a/drivers/char/defkeymap.map
+++ b/drivers/char/defkeymap.map
@@ -1,5 +1,5 @@
# Default kernel keymap. This uses 7 modifier combinations.
-keymaps 0-2,4-5,8,12
+keymaps 0-2,4-5,8,12,64
# Change the above line into
# keymaps 0-2,4-6,8,12
# in case you want the entries
@@ -45,24 +45,38 @@ keycode 12 = minus underscore backslash
control keycode 12 = Control_underscore
shift control keycode 12 = Control_underscore
alt keycode 12 = Meta_minus
-keycode 13 = equal plus
+keycode 13 = equal plus
alt keycode 13 = Meta_equal
+ altgr keycode 13 = asciitilde
+ ctrll keycode 13 = three
keycode 14 = Delete Delete
- control keycode 14 = BackSpace
+ altgr keycode 14 = BackSpace
alt keycode 14 = Meta_Delete
keycode 15 = Tab Tab
alt keycode 15 = Meta_Tab
keycode 16 = q
+ altgr keycode 16 = exclam
keycode 17 = w
+ altgr keycode 17 = at
keycode 18 = e
- altgr keycode 18 = Hex_E
+ altgr keycode 18 = numbersign
keycode 19 = r
+ altgr keycode 19 = dollar
keycode 20 = t
+ altgr keycode 20 = percent
keycode 21 = y
+ altgr keycode 21 = asciicircum
keycode 22 = u
+ altgr keycode 22 = ampersand
+ ctrll keycode 22 = seven
keycode 23 = i
+ altgr keycode 23 = asterisk
+ ctrll keycode 23 = eight
keycode 24 = o
+ altgr keycode 24 = parenleft
+ ctrll keycode 24 = nine
keycode 25 = p
+ altgr keycode 25 = parenright
keycode 26 = bracketleft braceleft
control keycode 26 = Escape
alt keycode 26 = Meta_bracketleft
@@ -71,19 +85,28 @@ keycode 27 = bracketright braceright asciitilde
alt keycode 27 = Meta_bracketright
keycode 28 = Return
alt keycode 28 = Meta_Control_m
-keycode 29 = Control
+keycode 29 = CtrlL
keycode 30 = a
- altgr keycode 30 = Hex_A
+ altgr keycode 30 = U+00B0
keycode 31 = s
+ altgr keycode 31 = U+00A8
keycode 32 = d
- altgr keycode 32 = Hex_D
+ altgr keycode 32 = U+20AC
keycode 33 = f
- altgr keycode 33 = Hex_F
+ altgr keycode 33 = minus
keycode 34 = g
+ altgr keycode 34 = underscore
keycode 35 = h
+ altgr keycode 35 = braceleft
keycode 36 = j
+ altgr keycode 36 = bracketleft
+ ctrll keycode 36 = four
keycode 37 = k
+ altgr keycode 37 = bracketright
+ ctrll keycode 37 = five
keycode 38 = l
+ altgr keycode 38 = braceright
+ ctrll keycode 38 = six
keycode 39 = semicolon colon
alt keycode 39 = Meta_semicolon
keycode 40 = apostrophe quotedbl
@@ -97,58 +120,65 @@ keycode 43 = backslash bar
control keycode 43 = Control_backslash
alt keycode 43 = Meta_backslash
keycode 44 = z
+ altgr keycode 44 = nine
keycode 45 = x
+ altgr keycode 45 = zero
keycode 46 = c
altgr keycode 46 = Hex_C
keycode 47 = v
keycode 48 = b
altgr keycode 48 = Hex_B
keycode 49 = n
+ altgr keycode 49 = less
+ ctrll keycode 49 = one
keycode 50 = m
-keycode 51 = comma less
- alt keycode 51 = Meta_comma
-keycode 52 = period greater
+ altgr keycode 50 = greater
+ ctrll keycode 50 = two
+keycode 51 = comma semicolon
+ altgr keycode 51 = apostrophe
+keycode 52 = period colon
control keycode 52 = Compose
- alt keycode 52 = Meta_period
+ altgr keycode 52 = quotedbl
keycode 53 = slash question
control keycode 53 = Delete
alt keycode 53 = Meta_slash
-keycode 54 = Shift
+ ctrll keycode 53 = zero
+keycode 54 = AltGr
keycode 55 = KP_Multiply
keycode 56 = Alt
keycode 57 = space space
control keycode 57 = nul
alt keycode 57 = Meta_space
keycode 58 = Caps_Lock
-keycode 59 = F1 F11 Console_13
+keycode 59 = F1 F11 one
control keycode 59 = F1
alt keycode 59 = Console_1
control alt keycode 59 = Console_1
-keycode 60 = F2 F12 Console_14
+keycode 60 = F2 F12 two
control keycode 60 = F2
alt keycode 60 = Console_2
control alt keycode 60 = Console_2
-keycode 61 = F3 F13 Console_15
+keycode 61 = F3 F13 three
control keycode 61 = F3
alt keycode 61 = Console_3
control alt keycode 61 = Console_3
-keycode 62 = F4 F14 Console_16
+keycode 62 = F4 F14 four
control keycode 62 = F4
alt keycode 62 = Console_4
control alt keycode 62 = Console_4
-keycode 63 = F5 F15 Console_17
+keycode 63 = F5 F15 five
control keycode 63 = F5
alt keycode 63 = Console_5
control alt keycode 63 = Console_5
-keycode 64 = F6 F16 Console_18
+keycode 64 = F6 F16 six
control keycode 64 = F6
alt keycode 64 = Console_6
control alt keycode 64 = Console_6
-keycode 65 = F7 F17 Console_19
+keycode 65 = F7 F17 seven
control keycode 65 = F7
alt keycode 65 = Console_7
control alt keycode 65 = Console_7
-keycode 66 = F8 F18 Console_20
+keycode 66 = F8 F18 eight
control keycode 66 = F8
alt keycode 66 = Console_8
control alt keycode 66 = Console_8
@@ -220,7 +250,7 @@ keycode 93 =
keycode 94 =
keycode 95 =
keycode 96 = KP_Enter
-keycode 97 = Control
+keycode 97 = Control
keycode 98 = KP_Divide
keycode 99 = Control_backslash
control keycode 99 = Control_backslash
--
1.5.6.5

View File

@ -0,0 +1,520 @@
From a607edde7251b573d84f7e0286d60138ecb5bc21 Mon Sep 17 00:00:00 2001
From: Lars-Peter Clausen <lars@metafoo.de>
Date: Wed, 12 May 2010 14:22:36 +0200
Subject: [PATCH] Add n516 lpc driver
---
drivers/misc/Kconfig | 8 +
drivers/misc/Makefile | 1 +
drivers/misc/n516-lpc.c | 471 +++++++++++++++++++++++++++++++++++++++++++++++
3 files changed, 480 insertions(+), 0 deletions(-)
create mode 100644 drivers/misc/n516-lpc.c
diff --git a/drivers/misc/Kconfig b/drivers/misc/Kconfig
index c62f615..aacef22 100644
--- a/drivers/misc/Kconfig
+++ b/drivers/misc/Kconfig
@@ -338,6 +338,14 @@ config JZ4740_ADC
This driver can also be build as a module. If so, the module will be
called jz4740-adc.
+config N516_LPC
+ tristate "N516 keys & power controller"
+ depends on I2C
+ depends on INPUT
+ depends on POWER_SUPPLY
+ help
+ N516 keyboard & power controller driver
+
source "drivers/misc/c2port/Kconfig"
source "drivers/misc/eeprom/Kconfig"
source "drivers/misc/cb710/Kconfig"
diff --git a/drivers/misc/Makefile b/drivers/misc/Makefile
index 506bcf6..21e7394 100644
--- a/drivers/misc/Makefile
+++ b/drivers/misc/Makefile
@@ -31,3 +31,4 @@ obj-$(CONFIG_JZ4740_ADC) += jz4740-adc.o
obj-y += eeprom/
obj-y += cb710/
obj-$(CONFIG_VMWARE_BALLOON) += vmware_balloon.o
+obj-$(CONFIG_N516_LPC) += n516-lpc.o
diff --git a/drivers/misc/n516-lpc.c b/drivers/misc/n516-lpc.c
new file mode 100644
index 0000000..2b7a5b3
--- /dev/null
+++ b/drivers/misc/n516-lpc.c
@@ -0,0 +1,471 @@
+#include <linux/module.h>
+#include <linux/version.h>
+#include <linux/init.h>
+#include <linux/fs.h>
+#include <linux/interrupt.h>
+#include <linux/irq.h>
+#include <linux/sched.h>
+#include <linux/pm.h>
+#include <linux/sysctl.h>
+#include <linux/proc_fs.h>
+#include <linux/delay.h>
+#include <linux/platform_device.h>
+#include <linux/input.h>
+#include <linux/power_supply.h>
+#include <linux/suspend.h>
+
+#include <linux/i2c.h>
+
+#include <asm/mach-jz4740/irq.h>
+#include <asm/mach-jz4740/gpio.h>
+#include <asm/mach-jz4740/board-n516.h>
+
+static int batt_level=0;
+module_param(batt_level, int, 0);
+
+struct n516_lpc_chip {
+ struct i2c_client *i2c_client;
+ struct input_dev *input;
+ unsigned int battery_level;
+ unsigned int suspending:1, can_sleep:1;
+};
+
+static struct n516_lpc_chip *the_lpc;
+
+struct i2c_device_id n516_lpc_i2c_ids[] = {
+ {"LPC524", 0},
+ {},
+};
+
+MODULE_DEVICE_TABLE(i2c, n516_lpc_i2c_ids);
+
+static const unsigned short normal_i2c[] = I2C_ADDRS(0x54);
+
+static const unsigned int n516_lpc_keymap[] = {
+ [0x01] = KEY_4,
+ [0x02] = KEY_3,
+ [0x03] = KEY_2,
+ [0x04] = KEY_1,
+ [0x05] = KEY_0,
+ [0x07] = KEY_9,
+ [0x08] = KEY_8,
+ [0x09] = KEY_7,
+ [0x0a] = KEY_6,
+ [0x0b] = KEY_5,
+ [0x0d] = KEY_PLAYPAUSE,
+ [0x0e] = KEY_MENU,
+ [0x0f] = KEY_SEARCH,
+ [0x10] = KEY_DIRECTION,
+ [0x11] = KEY_SPACE,
+ [0x13] = KEY_ENTER,
+ [0x14] = KEY_UP,
+ [0x15] = KEY_DOWN,
+ [0x16] = KEY_RIGHT,
+ [0x17] = KEY_LEFT,
+ [0x19] = KEY_PAGEDOWN,
+ [0x1a] = KEY_PAGEUP,
+ [0x1c] = KEY_POWER,
+ [0x1d] = KEY_ESC,
+ [0x1e] = KEY_SLEEP,
+ [0x1f] = KEY_WAKEUP,
+};
+
+static const unsigned int batt_charge[] = {0, 7, 20, 45, 65, 80, 100};
+#define MAX_BAT_LEVEL 6
+
+static inline int n516_bat_charging(void)
+{
+ return !gpio_get_value(GPIO_CHARG_STAT_N);
+}
+
+static int n516_bat_get_status(struct power_supply *b)
+{
+ if (power_supply_am_i_supplied(b)) {
+ if (n516_bat_charging())
+ return POWER_SUPPLY_STATUS_CHARGING;
+ else
+ return POWER_SUPPLY_STATUS_FULL;
+ } else {
+ return POWER_SUPPLY_STATUS_DISCHARGING;
+ }
+}
+
+static int n516_bat_get_charge(struct power_supply *b)
+{
+ return batt_charge[the_lpc->battery_level];
+}
+
+static int n516_bat_get_property(struct power_supply *b,
+ enum power_supply_property psp,
+ union power_supply_propval *val)
+{
+ switch (psp) {
+ case POWER_SUPPLY_PROP_STATUS:
+ val->intval = n516_bat_get_status(b);
+ break;
+ case POWER_SUPPLY_PROP_CHARGE_FULL_DESIGN:
+ val->intval = 100;
+ break;
+ case POWER_SUPPLY_PROP_CHARGE_EMPTY_DESIGN:
+ val->intval = 0;
+ break;
+ case POWER_SUPPLY_PROP_CHARGE_NOW:
+ val->intval = n516_bat_get_charge(b);
+ break;
+ default:
+ return -EINVAL;
+ }
+ return 0;
+}
+
+static void n516_bat_power_changed(struct power_supply *p)
+{
+ if (power_supply_am_i_supplied(p) && !n516_bat_charging())
+ the_lpc->battery_level = MAX_BAT_LEVEL;
+
+ power_supply_changed(p);
+}
+
+static enum power_supply_property n516_bat_properties[] = {
+ POWER_SUPPLY_PROP_STATUS,
+ POWER_SUPPLY_PROP_CHARGE_FULL_DESIGN,
+ POWER_SUPPLY_PROP_CHARGE_EMPTY_DESIGN,
+ POWER_SUPPLY_PROP_CHARGE_NOW,
+};
+
+static struct power_supply n516_battery = {
+ .name = "n516-battery",
+ .get_property = n516_bat_get_property,
+ .properties = n516_bat_properties,
+ .num_properties = ARRAY_SIZE(n516_bat_properties),
+ .external_power_changed = n516_bat_power_changed,
+};
+
+static irqreturn_t n516_bat_charge_irq(int irq, void *dev)
+{
+ struct power_supply *psy = dev;
+
+ dev_dbg(psy->dev, "Battery charging IRQ\n");
+
+ if (power_supply_am_i_supplied(psy) && !n516_bat_charging())
+ the_lpc->battery_level = MAX_BAT_LEVEL;
+
+ power_supply_changed(psy);
+
+ return IRQ_HANDLED;
+}
+
+static int n516_lpc_send_message(struct n516_lpc_chip *chip, unsigned char val)
+{
+ struct i2c_client *client = chip->i2c_client;
+ struct i2c_msg msg = {client->addr, client->flags, 1, &val};
+ int ret = 0;
+
+ ret = i2c_transfer(client->adapter, &msg, 1);
+ return ret > 0 ? 0 : ret;
+}
+
+static void n516_key_event(struct n516_lpc_chip *chip, unsigned char keycode)
+{
+ struct i2c_client *client = chip->i2c_client;
+ bool long_press = false;
+
+ if (keycode & 0x40) {
+ keycode &= ~0x40;
+ long_press = true;
+ }
+
+ dev_dbg(&client->dev, "keycode: 0x%02x, long_press: 0x%02x\n", keycode, (unsigned int)long_press);
+
+ if (keycode >= ARRAY_SIZE(n516_lpc_keymap) || n516_lpc_keymap[keycode] == 0)
+ return;
+
+ if (long_press)
+ input_report_key(chip->input, KEY_LEFTALT, 1);
+
+ input_report_key(chip->input, n516_lpc_keymap[keycode], 1);
+ input_sync(chip->input);
+ input_report_key(chip->input, n516_lpc_keymap[keycode], 0);
+
+ if (long_press)
+ input_report_key(chip->input, KEY_LEFTALT, 0);
+ input_sync(chip->input);
+}
+
+static void n516_battery_event(struct n516_lpc_chip *chip, unsigned char battery_level)
+{
+ if (battery_level != chip->battery_level) {
+ chip->battery_level = battery_level;
+ power_supply_changed(&n516_battery);
+ }
+}
+
+static irqreturn_t n516_lpc_irq_thread(int irq, void *devid)
+{
+ struct n516_lpc_chip *chip = (struct n516_lpc_chip*)devid;
+ int ret;
+ unsigned char raw_msg;
+ struct i2c_client *client = chip->i2c_client;
+ struct i2c_msg msg = {client->addr, client->flags | I2C_M_RD, 1, &raw_msg};
+
+ if (client->dev.power.status >= DPM_OFF)
+ return IRQ_HANDLED;
+
+ ret = i2c_transfer(client->adapter, &msg, 1);
+ if (ret != 1) {
+ dev_dbg(&client->dev, "I2C error: %d\n", ret);
+ return IRQ_HANDLED;
+ }
+
+ dev_dbg(&client->dev, "msg: 0x%02x\n", raw_msg);
+
+ /* Ack wakeup event */
+ if ((raw_msg & ~0x40) < ARRAY_SIZE(n516_lpc_keymap))
+ n516_key_event(chip, raw_msg);
+ else if ((raw_msg >= 0x81) && (raw_msg <= 0x87))
+ n516_battery_event(chip, raw_msg - 0x81);
+ else if (raw_msg == 0x7e)
+ n516_lpc_send_message(chip, 0x00);
+ else
+ dev_warn(&client->dev, "Unknown message: %x\n", raw_msg);
+
+ if (chip->suspending)
+ chip->can_sleep = 0;
+
+ return IRQ_HANDLED;
+}
+
+static void n516_lpc_power_off(void)
+{
+ struct i2c_client *client = the_lpc->i2c_client;
+ unsigned char val = 0x01;
+ struct i2c_msg msg = {client->addr, client->flags, 1, &val};
+
+ printk("Issue LPC POWEROFF command...\n");
+ while (1)
+ i2c_transfer(client->adapter, &msg, 1);
+}
+
+static int n516_lpc_detect(struct i2c_client *client, struct i2c_board_info *info)
+{
+ return 0;
+}
+
+static int n516_lpc_suspend_notifier(struct notifier_block *nb,
+ unsigned long event,
+ void *dummy)
+{
+ switch(event) {
+ case PM_SUSPEND_PREPARE:
+ the_lpc->suspending = 1;
+ the_lpc->can_sleep = 1;
+ break;
+ case PM_POST_SUSPEND:
+ the_lpc->suspending = 0;
+ the_lpc->can_sleep = 1;
+ break;
+ default:
+ return NOTIFY_DONE;
+ }
+ return NOTIFY_OK;
+}
+
+static struct notifier_block n516_lpc_notif_block = {
+ .notifier_call = n516_lpc_suspend_notifier,
+};
+
+static int __devinit n516_lpc_probe(struct i2c_client *client, const struct i2c_device_id *id)
+{
+ struct n516_lpc_chip *chip;
+ struct input_dev *input;
+ int ret = 0;
+ int i;
+
+ chip = kzalloc(sizeof(*chip), GFP_KERNEL);
+ if (!chip)
+ return -ENOMEM;
+
+ the_lpc = chip;
+ chip->i2c_client = client;
+ if ((batt_level > 0) && (batt_level < ARRAY_SIZE(batt_charge)))
+ chip->battery_level = batt_level;
+ else
+ chip->battery_level = 1;
+
+ i2c_set_clientdata(client, chip);
+
+ ret = gpio_request(GPIO_LPC_INT, "LPC interrupt request");
+ if (ret) {
+ dev_err(&client->dev, "Unable to reguest LPC INT GPIO\n");
+ goto err_gpio_req_lpcint;
+ }
+
+ ret = gpio_request(GPIO_CHARG_STAT_N, "LPC charging status");
+ if (ret) {
+ dev_err(&client->dev, "Unable to reguest CHARG STAT GPIO\n");
+ goto err_gpio_req_chargstat;
+ }
+
+ /* Enter normal mode */
+ n516_lpc_send_message(chip, 0x2);
+
+ input = input_allocate_device();
+ if (!input) {
+ dev_err(&client->dev, "Unable to allocate input device\n");
+ ret = -ENOMEM;
+ goto err_input_alloc;
+ }
+
+ chip->input = input;
+
+ __set_bit(EV_KEY, input->evbit);
+
+ for (i = 0; i < ARRAY_SIZE(n516_lpc_keymap); i++)
+ __set_bit(n516_lpc_keymap[i], input->keybit);
+
+ __set_bit(KEY_LEFTALT, input->keybit);
+
+ input->name = "n516-keys";
+ input->phys = "n516-keys/input0";
+ input->dev.parent = &client->dev;
+ input->id.bustype = BUS_I2C;
+ input->id.vendor = 0x0001;
+ input->id.product = 0x0001;
+ input->id.version = 0x0100;
+
+ ret = input_register_device(input);
+ if (ret < 0) {
+ dev_err(&client->dev, "Unable to register input device\n");
+ goto err_input_register;
+ }
+
+ ret = power_supply_register(NULL, &n516_battery);
+ if (ret) {
+ dev_err(&client->dev, "Unable to register N516 battery\n");
+ goto err_bat_reg;
+ }
+
+ ret = request_threaded_irq(gpio_to_irq(GPIO_LPC_INT), NULL,
+ n516_lpc_irq_thread,
+ IRQF_TRIGGER_FALLING | IRQF_ONESHOT,
+ "lpc", chip);
+ if (ret) {
+ dev_err(&client->dev, "request_irq failed: %d\n", ret);
+ goto err_request_lpc_irq;
+ }
+
+ ret = request_irq(gpio_to_irq(GPIO_CHARG_STAT_N), n516_bat_charge_irq,
+ IRQF_TRIGGER_FALLING | IRQF_TRIGGER_RISING,
+ "battery charging", &n516_battery);
+ if (ret) {
+ dev_err(&client->dev, "Unable to claim battery charging IRQ\n");
+ goto err_request_chrg_irq;
+ }
+
+ pm_power_off = n516_lpc_power_off;
+ ret = register_pm_notifier(&n516_lpc_notif_block);
+ if (ret) {
+ dev_err(&client->dev, "Unable to register PM notify block\n");
+ goto err_reg_pm_notifier;
+ }
+
+ device_init_wakeup(&client->dev, 1);
+
+ return 0;
+
+ unregister_pm_notifier(&n516_lpc_notif_block);
+err_reg_pm_notifier:
+ free_irq(gpio_to_irq(GPIO_CHARG_STAT_N), &n516_battery);
+err_request_chrg_irq:
+ free_irq(gpio_to_irq(GPIO_LPC_INT), chip);
+err_request_lpc_irq:
+ power_supply_unregister(&n516_battery);
+err_bat_reg:
+ input_unregister_device(input);
+err_input_register:
+ input_free_device(input);
+err_input_alloc:
+ gpio_free(GPIO_CHARG_STAT_N);
+err_gpio_req_chargstat:
+ gpio_free(GPIO_LPC_INT);
+err_gpio_req_lpcint:
+ i2c_set_clientdata(client, NULL);
+ kfree(chip);
+
+ return ret;
+}
+
+static int __devexit n516_lpc_remove(struct i2c_client *client)
+{
+ struct n516_lpc_chip *chip = i2c_get_clientdata(client);
+
+ unregister_pm_notifier(&n516_lpc_notif_block);
+ pm_power_off = NULL;
+ free_irq(gpio_to_irq(GPIO_CHARG_STAT_N), &n516_battery);
+ free_irq(gpio_to_irq(GPIO_LPC_INT), chip);
+ power_supply_unregister(&n516_battery);
+ input_unregister_device(chip->input);
+ gpio_free(GPIO_CHARG_STAT_N);
+ gpio_free(GPIO_LPC_INT);
+ i2c_set_clientdata(client, NULL);
+ kfree(chip);
+
+ return 0;
+}
+
+#if CONFIG_PM
+static int n516_lpc_suspend(struct i2c_client *client, pm_message_t msg)
+{
+ if (!the_lpc->can_sleep)
+ return -EBUSY;
+
+ if (device_may_wakeup(&client->dev))
+ enable_irq_wake(gpio_to_irq(GPIO_LPC_INT));
+
+ return 0;
+}
+
+static int n516_lpc_resume(struct i2c_client *client)
+{
+ if (device_may_wakeup(&client->dev))
+ disable_irq_wake(gpio_to_irq(GPIO_LPC_INT));
+
+ return 0;
+}
+#else
+#define n516_lpc_suspend NULL
+#define n516_lpc_resume NULL
+#endif
+
+
+static struct i2c_driver n516_lpc_driver = {
+ .class = I2C_CLASS_HWMON,
+ .driver = {
+ .name = "n516-keys",
+ .owner = THIS_MODULE,
+ },
+ .probe = n516_lpc_probe,
+ .remove = __devexit_p(n516_lpc_remove),
+ .detect = n516_lpc_detect,
+ .id_table = n516_lpc_i2c_ids,
+ .address_list = normal_i2c,
+ .suspend = n516_lpc_suspend,
+ .resume = n516_lpc_resume,
+};
+
+static int __init n516_lpc_init(void)
+{
+ return i2c_add_driver(&n516_lpc_driver);
+}
+module_init(n516_lpc_init);
+
+static void __exit n516_lpc_exit(void)
+{
+ i2c_del_driver(&n516_lpc_driver);
+}
+module_exit(n516_lpc_exit);
+
+MODULE_AUTHOR("Yauhen Kharuzhy");
+MODULE_LICENSE("GPL");
+MODULE_DESCRIPTION("Keys and power controller driver for N516");
+MODULE_ALIAS("platform:n516-keys");
--
1.5.6.5

View File

@ -0,0 +1,287 @@
From f5978b5a9701fe1ddeffa0c5f73923fcaf31129e Mon Sep 17 00:00:00 2001
From: Lars-Peter Clausen <lars@metafoo.de>
Date: Wed, 12 May 2010 14:23:43 +0200
Subject: [PATCH] Add n526 lpc driver
---
drivers/misc/Kconfig | 9 ++
drivers/misc/Makefile | 1 +
drivers/misc/n526-lpc.c | 237 +++++++++++++++++++++++++++++++++++++++++++++++
3 files changed, 247 insertions(+), 0 deletions(-)
create mode 100644 drivers/misc/n526-lpc.c
diff --git a/drivers/misc/Kconfig b/drivers/misc/Kconfig
index aacef22..0d8297a 100644
--- a/drivers/misc/Kconfig
+++ b/drivers/misc/Kconfig
@@ -346,6 +346,15 @@ config N516_LPC
help
N516 keyboard & power controller driver
+config N526_LPC
+ tristate "N526 LPC934 coprocessor"
+ depends on JZ4740_N526
+ help
+ If you say yes here you get support for the N526s NXP LPC934 coprocessor.
+ It is used as a keyboard controllor and for power management.
+
+ If you have a N526 you probably want to say Y here.
+
source "drivers/misc/c2port/Kconfig"
source "drivers/misc/eeprom/Kconfig"
source "drivers/misc/cb710/Kconfig"
diff --git a/drivers/misc/Makefile b/drivers/misc/Makefile
index 21e7394..1f866b3 100644
--- a/drivers/misc/Makefile
+++ b/drivers/misc/Makefile
@@ -32,3 +32,4 @@ obj-y += eeprom/
obj-y += cb710/
obj-$(CONFIG_VMWARE_BALLOON) += vmware_balloon.o
obj-$(CONFIG_N516_LPC) += n516-lpc.o
+obj-$(CONFIG_N526_LPC) += n526-lpc.o
diff --git a/drivers/misc/n526-lpc.c b/drivers/misc/n526-lpc.c
new file mode 100644
index 0000000..4ac5c79
--- /dev/null
+++ b/drivers/misc/n526-lpc.c
@@ -0,0 +1,237 @@
+/*
+ * Copyright (C) 2009, Lars-Peter Clausen <lars@metafoo.de>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 675 Mass Ave, Cambridge, MA 02139, USA.
+ *
+ */
+
+#include <linux/kernel.h>
+#include <linux/module.h>
+#include <linux/i2c.h>
+#include <linux/input.h>
+#include <linux/irq.h>
+#include <linux/interrupt.h>
+
+#include <linux/workqueue.h>
+
+#include <asm/mach-jz4740/irq.h>
+#include <asm/mach-jz4740/gpio.h>
+
+struct n526_lpc {
+ struct i2c_client *client;
+ struct input_dev *input;
+
+ struct work_struct work;
+};
+
+static const unsigned int n526_lpc_keymap[] = {
+ [0x01] = KEY_PAGEUP,
+ [0x02] = KEY_PAGEDOWN,
+ [0x03] = KEY_VOLUMEUP,
+ [0x04] = KEY_VOLUMEDOWN,
+ [0x06] = KEY_1,
+ [0x07] = KEY_Q,
+ [0x08] = KEY_A,
+ [0x09] = KEY_Z,
+ [0x0a] = KEY_LEFTSHIFT,
+ [0x0b] = KEY_2,
+ [0x0c] = KEY_W,
+ [0x0d] = KEY_S,
+ [0x0e] = KEY_X,
+ [0x0f] = KEY_REFRESH,
+ [0x10] = KEY_3,
+ [0x11] = KEY_E,
+ [0x12] = KEY_D,
+ [0x13] = KEY_C,
+ [0x14] = KEY_DOCUMENTS,
+ [0x15] = KEY_4,
+ [0x16] = KEY_R,
+ [0x17] = KEY_F,
+ [0x18] = KEY_V,
+ [0x19] = KEY_MUTE,
+ [0x1a] = KEY_5,
+ [0x1b] = KEY_T,
+ [0x1c] = KEY_G,
+ [0x1d] = KEY_B,
+ [0x1e] = KEY_DELETE,
+ [0x1f] = KEY_6,
+ [0x20] = KEY_Y,
+ [0x21] = KEY_H,
+ [0x22] = KEY_N,
+ [0x23] = KEY_SPACE,
+ [0x24] = KEY_7,
+ [0x25] = KEY_U,
+ [0x26] = KEY_J,
+ [0x27] = KEY_M,
+/* [0x28] = KEY_SYM, */
+ [0x29] = KEY_8,
+ [0x2a] = KEY_I,
+ [0x2b] = KEY_K,
+ [0x2c] = KEY_MENU,
+ [0x2d] = KEY_LEFT,
+ [0x2e] = KEY_9,
+ [0x2f] = KEY_O,
+ [0x30] = KEY_L,
+ [0x31] = KEY_UP,
+ [0x32] = KEY_DOWN,
+ [0x33] = KEY_0,
+ [0x34] = KEY_P,
+ [0x35] = KEY_BACKSPACE,
+ [0x36] = KEY_ENTER,
+ [0x37] = KEY_RIGHT,
+};
+
+static void n526_lpc_irq_work(struct work_struct *work)
+{
+ int ret;
+ struct n526_lpc *n526_lpc = container_of(work, struct n526_lpc, work);
+ struct i2c_client *client = n526_lpc->client;
+ unsigned char raw_msg;
+ struct i2c_msg msg = {client->addr, client->flags | I2C_M_RD, 1, &raw_msg};
+ unsigned char keycode;
+
+
+ ret = i2c_transfer(client->adapter, &msg, 1);
+
+ if (ret != 1) {
+ dev_err(&client->dev, "Failed to read lpc status\n");
+ }
+
+ keycode = raw_msg & 0x7f;
+
+ if (keycode < ARRAY_SIZE(n526_lpc_keymap)) {
+ input_report_key(n526_lpc->input, n526_lpc_keymap[keycode],
+ !(raw_msg & 0x80));
+ input_sync(n526_lpc->input);
+ }
+}
+
+static irqreturn_t n526_lpc_irq(int irq, void *dev_id)
+{
+ struct n526_lpc *n526_lpc = dev_id;
+
+ schedule_work(&n526_lpc->work);
+ return IRQ_HANDLED;
+}
+
+static int __devinit n526_lpc_probe(struct i2c_client *client,
+ const struct i2c_device_id *id)
+{
+ int ret;
+ size_t i;
+ struct n526_lpc *n526_lpc;
+ struct input_dev *input;
+
+ n526_lpc = kmalloc(sizeof(*n526_lpc), GFP_KERNEL);
+
+ if (!n526_lpc) {
+ dev_err(&client->dev, "Failed to allocate device structure\n");
+ return -ENOMEM;
+ }
+
+ input = input_allocate_device();
+ if (!input) {
+ dev_err(&client->dev, "Failed to allocate input device\n");
+ ret = -ENOMEM;
+ goto err_free;
+ }
+
+ input->name = "n526-keys";
+ input->phys = "n526-keys/input0";
+ input->dev.parent = &client->dev;
+ input->id.bustype = BUS_I2C;
+ input->id.vendor = 0x0001;
+ input->id.product = 0x0001;
+ input->id.version = 0x0001;
+
+ __set_bit(EV_KEY, input->evbit);
+
+ for (i = 0; i < ARRAY_SIZE(n526_lpc_keymap); ++i) {
+ if (n526_lpc_keymap[i] != 0)
+ __set_bit(n526_lpc_keymap[i], input->keybit);
+ }
+
+ ret = input_register_device(input);
+
+ if (ret) {
+ dev_err(&client->dev, "Failed to register input device: %d\n", ret);
+ goto err_free_input;
+ }
+
+ n526_lpc->client = client;
+ n526_lpc->input = input;
+ INIT_WORK(&n526_lpc->work, n526_lpc_irq_work);
+
+ ret = request_irq(client->irq, n526_lpc_irq, IRQF_TRIGGER_FALLING,
+ "n526-lpc", n526_lpc);
+ if (ret) {
+ dev_err(&client->dev, "Failed to request irq: %d\n", ret);
+ goto err_unregister_input;
+ }
+
+ i2c_set_clientdata(client, n526_lpc);
+
+ return 0;
+
+err_unregister_input:
+ input_unregister_device(input);
+err_free_input:
+ input_free_device(input);
+err_free:
+ kfree(n526_lpc);
+
+ return ret;
+}
+
+static int n526_lpc_remove(struct i2c_client *client)
+{
+ struct n526_lpc *n526_lpc = i2c_get_clientdata(client);
+
+ free_irq(client->irq, n526_lpc);
+
+ i2c_set_clientdata(client, NULL);
+ input_unregister_device(n526_lpc->input);
+ input_free_device(n526_lpc->input);
+ kfree(n526_lpc);
+
+ return 0;
+}
+
+static const struct i2c_device_id n526_lpc_id[] = {
+ { "n526-lpc", 0 },
+ { }
+};
+MODULE_DEVICE_TABLE(i2c, n526_lpc_id);
+
+static struct i2c_driver n526_lpc_driver = {
+ .driver = {
+ .name = "n526-lpc",
+ .owner = THIS_MODULE,
+ },
+ .probe = n526_lpc_probe,
+ .remove = n526_lpc_remove,
+ .id_table = n526_lpc_id,
+};
+
+static int __init n526_lpc_init(void)
+{
+ return i2c_add_driver(&n526_lpc_driver);
+}
+module_init(n526_lpc_init);
+
+static void __exit n526_lpc_exit(void)
+{
+ i2c_del_driver(&n526_lpc_driver);
+}
+module_exit(n526_lpc_exit);
+
+MODULE_LICENSE("GPL");
+MODULE_AUTHOR("Lars-Peter Clausen");
+MODULE_DESCRIPTION("n526 keypad driver");
+MODULE_ALIAS("i2c:n526-keys");
--
1.5.6.5

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@ -0,0 +1,16 @@
CONFIG_BACKLIGHT_LCD_SUPPORT=y
CONFIG_BATTERY_JZ4740=y
CONFIG_FB_JZ4740=y
CONFIG_FRAMEBUFFER_CONSOLE=y
CONFIG_JZ4740_ADC=y
CONFIG_JZ4740_QI_LB60=y
CONFIG_KEYBOARD_GPIO=y
CONFIG_KEYBOARD_MATRIX=y
CONFIG_LCD_CLASS_DEVICE=y
CONFIG_LCD_GPM940B0=y
CONFIG_LOGO=y
CONFIG_LOGO_OPENWRT_CLUT224=y
CONFIG_SPI=y
CONFIG_SPI_BITBANG=y
CONFIG_SPI_GPIO=y
CONFIG_SPI_MASTER=y