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mirror of git://projects.qi-hardware.com/openwrt-xburst.git synced 2024-12-25 06:38:57 +02:00

[brcm63xx] add 2.6.35 support

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@22800 3c298f89-4303-0410-b956-a3cf2f4a3e73
This commit is contained in:
florian 2010-08-25 19:56:08 +00:00
parent 5bf465d772
commit e212aad78a
22 changed files with 4343 additions and 0 deletions

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@ -0,0 +1,218 @@
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_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_ATH_COMMON is not set
CONFIG_AUDIT=y
CONFIG_AUDIT_GENERIC=y
# CONFIG_BATMAN_ADV is not set
# CONFIG_BCM47XX is not set
CONFIG_BCM63XX=y
CONFIG_BCM63XX_CPU_6338=y
CONFIG_BCM63XX_CPU_6345=y
CONFIG_BCM63XX_CPU_6348=y
CONFIG_BCM63XX_CPU_6358=y
CONFIG_BCM63XX_ENET=y
CONFIG_BCM63XX_PHY=y
CONFIG_BCM63XX_WDT=y
CONFIG_BITREVERSE=y
CONFIG_BOARD_BCM963XX=y
# CONFIG_BOARD_LIVEBOX is not set
CONFIG_BSD_PROCESS_ACCT_V3=y
# CONFIG_CAVIUM_OCTEON_REFERENCE_BOARD is not set
# CONFIG_CAVIUM_OCTEON_SIMULATOR is not set
CONFIG_CC_OPTIMIZE_FOR_SIZE=y
CONFIG_CEVT_R4K=y
CONFIG_CEVT_R4K_LIB=y
CONFIG_CMDLINE="root=/dev/mtdblock2 rootfstype=squashfs,jffs2 noinitrd console=ttyS0,115200"
CONFIG_CMDLINE_BOOL=y
# CONFIG_CMDLINE_OVERRIDE is not set
CONFIG_CPU_BIG_ENDIAN=y
# CONFIG_CPU_CAVIUM_OCTEON is not set
CONFIG_CPU_HAS_PREFETCH=y
CONFIG_CPU_HAS_SYNC=y
# CONFIG_CPU_LITTLE_ENDIAN is not set
# CONFIG_CPU_LOONGSON2E is not set
# CONFIG_CPU_LOONGSON2F is not set
CONFIG_CPU_MIPS32=y
CONFIG_CPU_MIPS32_R1=y
# CONFIG_CPU_MIPS32_R2 is not set
# 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_CRAMFS=y
CONFIG_CSRC_R4K=y
CONFIG_CSRC_R4K_LIB=y
CONFIG_DECOMPRESS_LZMA=y
CONFIG_DEFAULT_SECURITY=""
CONFIG_DEVPORT=y
# CONFIG_DM9000 is not set
CONFIG_DMA_NEED_PCI_MAP_STATE=y
CONFIG_DMA_NONCOHERENT=y
CONFIG_EARLY_PRINTK=y
CONFIG_ELF_CORE=y
CONFIG_FIRMWARE_IN_KERNEL=y
CONFIG_GENERIC_CLOCKEVENTS=y
CONFIG_GENERIC_CLOCKEVENTS_BUILD=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_GPIO_CS5535 is not set
CONFIG_GPIO_DEVICE=y
CONFIG_GPIO_SYSFS=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_HW_HAS_PCI=y
CONFIG_HW_RANDOM=y
CONFIG_HZ=250
# CONFIG_HZ_100 is not set
CONFIG_HZ_250=y
CONFIG_IMAGE_CMDLINE_HACK=y
CONFIG_INITRAMFS_SOURCE=""
CONFIG_INOTIFY=y
CONFIG_INOTIFY_USER=y
CONFIG_IP_PIMSM_V1=y
CONFIG_IP_PIMSM_V2=y
CONFIG_IRQ_CPU=y
CONFIG_KEXEC=y
CONFIG_LEDS_GPIO=y
# CONFIG_LEDS_LT3593 is not set
# CONFIG_LEDS_TRIGGER_HEARTBEAT is not set
CONFIG_LOONGSON_UART_BASE=y
# CONFIG_MACH_ALCHEMY is not set
# CONFIG_MACH_DECSTATION is not set
# CONFIG_MACH_JAZZ is not set
# 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_MAGIC_SYSRQ=y
# CONFIG_MIKROTIK_RB532 is not set
CONFIG_MIPS=y
# 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_MODULE_FORCE_LOAD=y
CONFIG_MODULE_FORCE_UNLOAD=y
CONFIG_MTD_BCM963XX=y
CONFIG_MTD_CFI_ADV_OPTIONS=y
CONFIG_MTD_CFI_BE_BYTE_SWAP=y
# CONFIG_MTD_CFI_GEOMETRY is not set
# CONFIG_MTD_CFI_NOSWAP is not set
CONFIG_MTD_CFI_STAA=y
CONFIG_MTD_CMDLINE_PARTS=y
# CONFIG_MTD_COMPLEX_MAPPINGS is not set
CONFIG_MTD_CONCAT=y
CONFIG_MTD_JEDECPROBE=y
CONFIG_MTD_REDBOOT_PARTS=y
CONFIG_MTD_REDBOOT_PARTS_UNALLOCATED=y
# CONFIG_NL80211_TESTMODE is not set
# CONFIG_NO_IOPORT is not set
# CONFIG_NXP_STB220 is not set
# CONFIG_NXP_STB225 is not set
CONFIG_PAGEFLAGS_EXTENDED=y
CONFIG_PCI=y
CONFIG_PCI_DOMAINS=y
CONFIG_PHYLIB=y
# CONFIG_PMC_MSP is not set
# CONFIG_PMC_YOSEMITE is not set
# CONFIG_PNX8550_JBS is not set
# CONFIG_PNX8550_STB810 is not set
CONFIG_POSIX_MQUEUE=y
CONFIG_POSIX_MQUEUE_SYSCTL=y
# CONFIG_POWERTV is not set
# CONFIG_R8187SE is not set
# CONFIG_RAMZSWAP is not set
CONFIG_RELAY=y
CONFIG_SCHED_OMIT_FRAME_POINTER=y
# CONFIG_SCSI_DMA is not set
# CONFIG_SERIAL_8250 is not set
CONFIG_SERIAL_BCM63XX=y
CONFIG_SERIAL_BCM63XX_CONSOLE=y
# 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_SQUASHFS_EMBEDDED=y
CONFIG_SSB=y
CONFIG_SSB_B43_PCI_BRIDGE=y
# CONFIG_SSB_DRIVER_MIPS is not set
CONFIG_SSB_DRIVER_PCICORE=y
CONFIG_SSB_DRIVER_PCICORE_POSSIBLE=y
CONFIG_SSB_PCIHOST=y
CONFIG_SSB_PCIHOST_POSSIBLE=y
CONFIG_SSB_SPROM=y
CONFIG_SWAP_IO_SPACE=y
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_BIG_ENDIAN=y
# CONFIG_TC35815 is not set
# CONFIG_TINY_RCU is not set
CONFIG_TRAD_SIGNALS=y
# CONFIG_TREE_PREEMPT_RCU is not set
CONFIG_TREE_RCU=y
CONFIG_USB_EHCI_BIG_ENDIAN_MMIO=y
CONFIG_USB_OHCI_BIG_ENDIAN_DESC=y
CONFIG_USB_OHCI_BIG_ENDIAN_MMIO=y
CONFIG_USB_SUPPORT=y
CONFIG_VM_EVENT_COUNTERS=y
CONFIG_WATCHDOG_NOWAYOUT=y
CONFIG_WEXT_CORE=y
CONFIG_WEXT_PROC=y
CONFIG_ZONE_DMA_FLAG=0

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@ -0,0 +1,125 @@
The bcm63xx SOC has an integrated OHCI controller, this patch adds
platform device registration and change board code to register ohci
device when necessary.
Signed-off-by: Maxime Bizon <mbizon@freebox.fr>
---
arch/mips/bcm63xx/Kconfig | 6 ++
arch/mips/bcm63xx/Makefile | 3 +-
arch/mips/bcm63xx/boards/board_bcm963xx.c | 4 ++
arch/mips/bcm63xx/dev-usb-ohci.c | 49 ++++++++++++++++++++
.../asm/mach-bcm63xx/bcm63xx_dev_usb_ohci.h | 6 ++
5 files changed, 67 insertions(+), 1 deletions(-)
create mode 100644 arch/mips/bcm63xx/dev-usb-ohci.c
create mode 100644 arch/mips/include/asm/mach-bcm63xx/bcm63xx_dev_usb_ohci.h
--- a/arch/mips/bcm63xx/Kconfig
+++ b/arch/mips/bcm63xx/Kconfig
@@ -16,10 +16,16 @@ config BCM63XX_CPU_6345
config BCM63XX_CPU_6348
bool "support 6348 CPU"
select HW_HAS_PCI
+ select USB_ARCH_HAS_OHCI
+ select USB_OHCI_BIG_ENDIAN_DESC
+ select USB_OHCI_BIG_ENDIAN_MMIO
config BCM63XX_CPU_6358
bool "support 6358 CPU"
select HW_HAS_PCI
+ select USB_ARCH_HAS_OHCI
+ select USB_OHCI_BIG_ENDIAN_DESC
+ select USB_OHCI_BIG_ENDIAN_MMIO
endmenu
source "arch/mips/bcm63xx/boards/Kconfig"
--- a/arch/mips/bcm63xx/Makefile
+++ b/arch/mips/bcm63xx/Makefile
@@ -1,5 +1,6 @@
obj-y += clk.o cpu.o cs.o gpio.o irq.o prom.o setup.o timer.o \
- dev-dsp.o dev-enet.o dev-pcmcia.o dev-uart.o dev-wdt.o
+ dev-dsp.o dev-enet.o dev-pcmcia.o dev-uart.o dev-wdt.o \
+ dev-usb-ohci.o
obj-$(CONFIG_EARLY_PRINTK) += early_printk.o
obj-y += boards/
--- a/arch/mips/bcm63xx/boards/board_bcm963xx.c
+++ b/arch/mips/bcm63xx/boards/board_bcm963xx.c
@@ -25,6 +25,7 @@
#include <bcm63xx_dev_enet.h>
#include <bcm63xx_dev_dsp.h>
#include <bcm63xx_dev_pcmcia.h>
+#include <bcm63xx_dev_usb_ohci.h>
#include <board_bcm963xx.h>
#define PFX "board_bcm963xx: "
@@ -877,6 +878,9 @@ int __init board_register_devices(void)
!board_get_mac_address(board.enet1.mac_addr))
bcm63xx_enet_register(1, &board.enet1);
+ if (board.has_ohci0)
+ bcm63xx_ohci_register();
+
if (board.has_dsp)
bcm63xx_dsp_register(&board.dsp);
--- /dev/null
+++ b/arch/mips/bcm63xx/dev-usb-ohci.c
@@ -0,0 +1,49 @@
+/*
+ * 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.
+ *
+ * Copyright (C) 2010 Maxime Bizon <mbizon@freebox.fr>
+ */
+
+#include <linux/init.h>
+#include <linux/kernel.h>
+#include <linux/platform_device.h>
+#include <bcm63xx_cpu.h>
+#include <bcm63xx_dev_usb_ohci.h>
+
+static struct resource ohci_resources[] = {
+ {
+ /* start & end filled at runtime */
+ .flags = IORESOURCE_MEM,
+ },
+ {
+ /* start filled at runtime */
+ .flags = IORESOURCE_IRQ,
+ },
+};
+
+static u64 ohci_dmamask = ~(u32)0;
+
+static struct platform_device bcm63xx_ohci_device = {
+ .name = "bcm63xx_ohci",
+ .id = 0,
+ .num_resources = ARRAY_SIZE(ohci_resources),
+ .resource = ohci_resources,
+ .dev = {
+ .dma_mask = &ohci_dmamask,
+ .coherent_dma_mask = 0xffffffff,
+ },
+};
+
+int __init bcm63xx_ohci_register(void)
+{
+ if (!BCMCPU_IS_6348() && !BCMCPU_IS_6358())
+ return 0;
+
+ ohci_resources[0].start = bcm63xx_regset_address(RSET_OHCI0);
+ ohci_resources[0].end = ohci_resources[0].start;
+ ohci_resources[0].end += RSET_OHCI_SIZE - 1;
+ ohci_resources[1].start = bcm63xx_get_irq_number(IRQ_OHCI0);
+ return platform_device_register(&bcm63xx_ohci_device);
+}
--- /dev/null
+++ b/arch/mips/include/asm/mach-bcm63xx/bcm63xx_dev_usb_ohci.h
@@ -0,0 +1,6 @@
+#ifndef BCM63XX_DEV_USB_OHCI_H_
+#define BCM63XX_DEV_USB_OHCI_H_
+
+int bcm63xx_ohci_register(void);
+
+#endif /* BCM63XX_DEV_USB_OHCI_H_ */

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@ -0,0 +1,117 @@
The bcm63xx SOC has an integrated EHCI controller, this patch adds
platform device registration and change board code to register
EHCI device when necessary.
Signed-off-by: Maxime Bizon <mbizon@freebox.fr>
---
arch/mips/bcm63xx/Kconfig | 2 +
arch/mips/bcm63xx/Makefile | 2 +-
arch/mips/bcm63xx/boards/board_bcm963xx.c | 4 ++
arch/mips/bcm63xx/dev-usb-ehci.c | 49 ++++++++++++++++++++
.../asm/mach-bcm63xx/bcm63xx_dev_usb_ehci.h | 6 ++
5 files changed, 62 insertions(+), 1 deletions(-)
create mode 100644 arch/mips/bcm63xx/dev-usb-ehci.c
create mode 100644 arch/mips/include/asm/mach-bcm63xx/bcm63xx_dev_usb_ehci.h
--- a/arch/mips/bcm63xx/Kconfig
+++ b/arch/mips/bcm63xx/Kconfig
@@ -26,6 +26,8 @@ config BCM63XX_CPU_6358
select USB_ARCH_HAS_OHCI
select USB_OHCI_BIG_ENDIAN_DESC
select USB_OHCI_BIG_ENDIAN_MMIO
+ select USB_ARCH_HAS_EHCI
+ select USB_EHCI_BIG_ENDIAN_MMIO
endmenu
source "arch/mips/bcm63xx/boards/Kconfig"
--- a/arch/mips/bcm63xx/Makefile
+++ b/arch/mips/bcm63xx/Makefile
@@ -1,6 +1,6 @@
obj-y += clk.o cpu.o cs.o gpio.o irq.o prom.o setup.o timer.o \
dev-dsp.o dev-enet.o dev-pcmcia.o dev-uart.o dev-wdt.o \
- dev-usb-ohci.o
+ dev-usb-ohci.o dev-usb-ehci.o
obj-$(CONFIG_EARLY_PRINTK) += early_printk.o
obj-y += boards/
--- a/arch/mips/bcm63xx/boards/board_bcm963xx.c
+++ b/arch/mips/bcm63xx/boards/board_bcm963xx.c
@@ -26,6 +26,7 @@
#include <bcm63xx_dev_dsp.h>
#include <bcm63xx_dev_pcmcia.h>
#include <bcm63xx_dev_usb_ohci.h>
+#include <bcm63xx_dev_usb_ehci.h>
#include <board_bcm963xx.h>
#define PFX "board_bcm963xx: "
@@ -878,6 +879,9 @@ int __init board_register_devices(void)
!board_get_mac_address(board.enet1.mac_addr))
bcm63xx_enet_register(1, &board.enet1);
+ if (board.has_ehci0)
+ bcm63xx_ehci_register();
+
if (board.has_ohci0)
bcm63xx_ohci_register();
--- /dev/null
+++ b/arch/mips/bcm63xx/dev-usb-ehci.c
@@ -0,0 +1,49 @@
+/*
+ * 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.
+ *
+ * Copyright (C) 2010 Maxime Bizon <mbizon@freebox.fr>
+ */
+
+#include <linux/init.h>
+#include <linux/kernel.h>
+#include <linux/platform_device.h>
+#include <bcm63xx_cpu.h>
+#include <bcm63xx_dev_usb_ehci.h>
+
+static struct resource ehci_resources[] = {
+ {
+ /* start & end filled at runtime */
+ .flags = IORESOURCE_MEM,
+ },
+ {
+ /* start filled at runtime */
+ .flags = IORESOURCE_IRQ,
+ },
+};
+
+static u64 ehci_dmamask = ~(u32)0;
+
+static struct platform_device bcm63xx_ehci_device = {
+ .name = "bcm63xx_ehci",
+ .id = 0,
+ .num_resources = ARRAY_SIZE(ehci_resources),
+ .resource = ehci_resources,
+ .dev = {
+ .dma_mask = &ehci_dmamask,
+ .coherent_dma_mask = 0xffffffff,
+ },
+};
+
+int __init bcm63xx_ehci_register(void)
+{
+ if (!BCMCPU_IS_6358())
+ return 0;
+
+ ehci_resources[0].start = bcm63xx_regset_address(RSET_EHCI0);
+ ehci_resources[0].end = ehci_resources[0].start;
+ ehci_resources[0].end += RSET_EHCI_SIZE - 1;
+ ehci_resources[1].start = bcm63xx_get_irq_number(IRQ_EHCI0);
+ return platform_device_register(&bcm63xx_ehci_device);
+}
--- /dev/null
+++ b/arch/mips/include/asm/mach-bcm63xx/bcm63xx_dev_usb_ehci.h
@@ -0,0 +1,6 @@
+#ifndef BCM63XX_DEV_USB_EHCI_H_
+#define BCM63XX_DEV_USB_EHCI_H_
+
+int bcm63xx_ehci_register(void);
+
+#endif /* BCM63XX_DEV_USB_EHCI_H_ */

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@ -0,0 +1,202 @@
Signed-off-by: Maxime Bizon <mbizon@freebox.fr>
---
drivers/usb/host/ohci-bcm63xx.c | 166 +++++++++++++++++++++++++++++++++++++++
drivers/usb/host/ohci-hcd.c | 5 +
drivers/usb/host/ohci.h | 2 +-
3 files changed, 172 insertions(+), 1 deletions(-)
create mode 100644 drivers/usb/host/ohci-bcm63xx.c
--- /dev/null
+++ b/drivers/usb/host/ohci-bcm63xx.c
@@ -0,0 +1,166 @@
+/*
+ * 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.
+ *
+ * Copyright (C) 2010 Maxime Bizon <mbizon@freebox.fr>
+ */
+
+#include <linux/init.h>
+#include <linux/clk.h>
+#include <linux/platform_device.h>
+#include <bcm63xx_cpu.h>
+#include <bcm63xx_regs.h>
+#include <bcm63xx_io.h>
+
+static struct clk *usb_host_clock;
+
+static int __devinit ohci_bcm63xx_start(struct usb_hcd *hcd)
+{
+ struct ohci_hcd *ohci = hcd_to_ohci(hcd);
+ int ret;
+
+ /*
+ * port 2 can be shared with USB slave, but all boards seem to
+ * have only one host port populated, so we can hardcode it
+ */
+ ohci->num_ports = 1;
+
+ ret = ohci_init(ohci);
+ if (ret < 0)
+ return ret;
+
+ ret = ohci_run(ohci);
+ if (ret < 0) {
+ err("can't start %s", hcd->self.bus_name);
+ ohci_stop(hcd);
+ return ret;
+ }
+ return 0;
+}
+
+static const struct hc_driver ohci_bcm63xx_hc_driver = {
+ .description = hcd_name,
+ .product_desc = "BCM63XX integrated OHCI controller",
+ .hcd_priv_size = sizeof(struct ohci_hcd),
+
+ .irq = ohci_irq,
+ .flags = HCD_USB11 | HCD_MEMORY,
+ .start = ohci_bcm63xx_start,
+ .stop = ohci_stop,
+ .shutdown = ohci_shutdown,
+ .urb_enqueue = ohci_urb_enqueue,
+ .urb_dequeue = ohci_urb_dequeue,
+ .endpoint_disable = ohci_endpoint_disable,
+ .get_frame_number = ohci_get_frame,
+ .hub_status_data = ohci_hub_status_data,
+ .hub_control = ohci_hub_control,
+ .start_port_reset = ohci_start_port_reset,
+};
+
+static int __devinit ohci_hcd_bcm63xx_drv_probe(struct platform_device *pdev)
+{
+ struct resource *res_mem;
+ struct usb_hcd *hcd;
+ struct ohci_hcd *ohci;
+ u32 reg;
+ int ret, irq;
+
+ res_mem = platform_get_resource(pdev, IORESOURCE_MEM, 0);
+ irq = platform_get_irq(pdev, 0);
+ if (!res_mem || irq < 0)
+ return -ENODEV;
+
+ if (BCMCPU_IS_6348()) {
+ struct clk *clk;
+ /* enable USB host clock */
+ clk = clk_get(&pdev->dev, "usbh");
+ if (IS_ERR(clk))
+ return -ENODEV;
+
+ clk_enable(clk);
+ usb_host_clock = clk;
+ bcm_rset_writel(RSET_OHCI_PRIV, 0, OHCI_PRIV_REG);
+
+ } else if (BCMCPU_IS_6358()) {
+ reg = bcm_rset_readl(RSET_USBH_PRIV, USBH_PRIV_SWAP_REG);
+ reg &= ~USBH_PRIV_SWAP_OHCI_ENDN_MASK;
+ reg |= USBH_PRIV_SWAP_OHCI_DATA_MASK;
+ bcm_rset_writel(RSET_USBH_PRIV, reg, USBH_PRIV_SWAP_REG);
+ /*
+ * The magic value comes for the original vendor BSP
+ * and is needed for USB to work. Datasheet does not
+ * help, so the magic value is used as-is.
+ */
+ bcm_rset_writel(RSET_USBH_PRIV, 0x1c0020, USBH_PRIV_TEST_REG);
+ } else
+ return 0;
+
+ hcd = usb_create_hcd(&ohci_bcm63xx_hc_driver, &pdev->dev, "bcm63xx");
+ if (!hcd)
+ return -ENOMEM;
+ hcd->rsrc_start = res_mem->start;
+ hcd->rsrc_len = res_mem->end - res_mem->start + 1;
+
+ if (!request_mem_region(hcd->rsrc_start, hcd->rsrc_len, hcd_name)) {
+ pr_debug("request_mem_region failed\n");
+ ret = -EBUSY;
+ goto out;
+ }
+
+ hcd->regs = ioremap(hcd->rsrc_start, hcd->rsrc_len);
+ if (!hcd->regs) {
+ pr_debug("ioremap failed\n");
+ ret = -EIO;
+ goto out1;
+ }
+
+ ohci = hcd_to_ohci(hcd);
+ ohci->flags |= OHCI_QUIRK_BE_MMIO | OHCI_QUIRK_BE_DESC |
+ OHCI_QUIRK_FRAME_NO;
+ ohci_hcd_init(ohci);
+
+ ret = usb_add_hcd(hcd, irq, IRQF_DISABLED);
+ if (ret)
+ goto out2;
+
+ platform_set_drvdata(pdev, hcd);
+ return 0;
+
+out2:
+ iounmap(hcd->regs);
+out1:
+ release_mem_region(hcd->rsrc_start, hcd->rsrc_len);
+out:
+ usb_put_hcd(hcd);
+ return ret;
+}
+
+static int __devexit ohci_hcd_bcm63xx_drv_remove(struct platform_device *pdev)
+{
+ struct usb_hcd *hcd;
+
+ hcd = platform_get_drvdata(pdev);
+ usb_remove_hcd(hcd);
+ iounmap(hcd->regs);
+ usb_put_hcd(hcd);
+ release_mem_region(hcd->rsrc_start, hcd->rsrc_len);
+ if (usb_host_clock) {
+ clk_disable(usb_host_clock);
+ clk_put(usb_host_clock);
+ }
+ platform_set_drvdata(pdev, NULL);
+ return 0;
+}
+
+static struct platform_driver ohci_hcd_bcm63xx_driver = {
+ .probe = ohci_hcd_bcm63xx_drv_probe,
+ .remove = __devexit_p(ohci_hcd_bcm63xx_drv_remove),
+ .shutdown = usb_hcd_platform_shutdown,
+ .driver = {
+ .name = "bcm63xx_ohci",
+ .owner = THIS_MODULE,
+ },
+};
+
+MODULE_ALIAS("platform:bcm63xx_ohci");
--- a/drivers/usb/host/ohci-hcd.c
+++ b/drivers/usb/host/ohci-hcd.c
@@ -1061,6 +1061,11 @@ MODULE_LICENSE ("GPL");
#define PLATFORM_DRIVER ohci_hcd_da8xx_driver
#endif
+#ifdef CONFIG_BCM63XX
+#include "ohci-bcm63xx.c"
+#define PLATFORM_DRIVER ohci_hcd_bcm63xx_driver
+#endif
+
#if defined(CONFIG_CPU_SUBTYPE_SH7720) || \
defined(CONFIG_CPU_SUBTYPE_SH7721) || \
defined(CONFIG_CPU_SUBTYPE_SH7763) || \
--- a/drivers/usb/host/ohci.h
+++ b/drivers/usb/host/ohci.h
@@ -655,7 +655,7 @@ static inline u32 hc32_to_cpup (const st
* some big-endian SOC implementations. Same thing happens with PSW access.
*/
-#ifdef CONFIG_PPC_MPC52xx
+#if defined(CONFIG_PPC_MPC52xx) || defined(CONFIG_BCM63XX)
#define big_endian_frame_no_quirk(ohci) (ohci->flags & OHCI_QUIRK_FRAME_NO)
#else
#define big_endian_frame_no_quirk(ohci) 0

View File

@ -0,0 +1,178 @@
Signed-off-by: Maxime Bizon <mbizon@freebox.fr>
---
drivers/usb/host/ehci-bcm63xx.c | 154 +++++++++++++++++++++++++++++++++++++++
drivers/usb/host/ehci-hcd.c | 5 +
2 files changed, 159 insertions(+), 0 deletions(-)
create mode 100644 drivers/usb/host/ehci-bcm63xx.c
--- /dev/null
+++ b/drivers/usb/host/ehci-bcm63xx.c
@@ -0,0 +1,154 @@
+/*
+ * 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.
+ *
+ * Copyright (C) 2008 Maxime Bizon <mbizon@freebox.fr>
+ */
+
+#include <linux/init.h>
+#include <linux/platform_device.h>
+#include <bcm63xx_cpu.h>
+#include <bcm63xx_regs.h>
+#include <bcm63xx_io.h>
+
+static int ehci_bcm63xx_setup(struct usb_hcd *hcd)
+{
+ struct ehci_hcd *ehci = hcd_to_ehci(hcd);
+ int retval;
+
+ retval = ehci_halt(ehci);
+ if (retval)
+ return retval;
+
+ retval = ehci_init(hcd);
+ if (retval)
+ return retval;
+
+ ehci_reset(ehci);
+ ehci_port_power(ehci, 0);
+
+ return retval;
+}
+
+
+static const struct hc_driver ehci_bcm63xx_hc_driver = {
+ .description = hcd_name,
+ .product_desc = "BCM63XX integrated EHCI controller",
+ .hcd_priv_size = sizeof(struct ehci_hcd),
+
+ .irq = ehci_irq,
+ .flags = HCD_MEMORY | HCD_USB2,
+
+ .reset = ehci_bcm63xx_setup,
+ .start = ehci_run,
+ .stop = ehci_stop,
+ .shutdown = ehci_shutdown,
+
+ .urb_enqueue = ehci_urb_enqueue,
+ .urb_dequeue = ehci_urb_dequeue,
+ .endpoint_disable = ehci_endpoint_disable,
+
+ .get_frame_number = ehci_get_frame,
+
+ .hub_status_data = ehci_hub_status_data,
+ .hub_control = ehci_hub_control,
+ .bus_suspend = ehci_bus_suspend,
+ .bus_resume = ehci_bus_resume,
+ .relinquish_port = ehci_relinquish_port,
+ .port_handed_over = ehci_port_handed_over,
+};
+
+static int __devinit ehci_hcd_bcm63xx_drv_probe(struct platform_device *pdev)
+{
+ struct resource *res_mem;
+ struct usb_hcd *hcd;
+ struct ehci_hcd *ehci;
+ u32 reg;
+ int ret, irq;
+
+ res_mem = platform_get_resource(pdev, IORESOURCE_MEM, 0);
+ irq = platform_get_irq(pdev, 0);;
+ if (!res_mem || irq < 0)
+ return -ENODEV;
+
+ reg = bcm_rset_readl(RSET_USBH_PRIV, USBH_PRIV_SWAP_REG);
+ reg &= ~USBH_PRIV_SWAP_EHCI_DATA_MASK;
+ reg |= USBH_PRIV_SWAP_EHCI_ENDN_MASK;
+ bcm_rset_writel(RSET_USBH_PRIV, reg, USBH_PRIV_SWAP_REG);
+
+ /*
+ * The magic value comes for the original vendor BSP and is
+ * needed for USB to work. Datasheet does not help, so the
+ * magic value is used as-is.
+ */
+ bcm_rset_writel(RSET_USBH_PRIV, 0x1c0020, USBH_PRIV_TEST_REG);
+
+ hcd = usb_create_hcd(&ehci_bcm63xx_hc_driver, &pdev->dev, "bcm63xx");
+ if (!hcd)
+ return -ENOMEM;
+ hcd->rsrc_start = res_mem->start;
+ hcd->rsrc_len = res_mem->end - res_mem->start + 1;
+
+ if (!request_mem_region(hcd->rsrc_start, hcd->rsrc_len, hcd_name)) {
+ pr_debug("request_mem_region failed\n");
+ ret = -EBUSY;
+ goto out;
+ }
+
+ hcd->regs = ioremap(hcd->rsrc_start, hcd->rsrc_len);
+ if (!hcd->regs) {
+ pr_debug("ioremap failed\n");
+ ret = -EIO;
+ goto out1;
+ }
+
+ ehci = hcd_to_ehci(hcd);
+ ehci->big_endian_mmio = 1;
+ ehci->big_endian_desc = 0;
+ ehci->caps = hcd->regs;
+ ehci->regs = hcd->regs +
+ HC_LENGTH(ehci_readl(ehci, &ehci->caps->hc_capbase));
+ ehci->hcs_params = ehci_readl(ehci, &ehci->caps->hcs_params);
+ ehci->sbrn = 0x20;
+
+ ret = usb_add_hcd(hcd, irq, IRQF_DISABLED);
+ if (ret)
+ goto out2;
+
+ platform_set_drvdata(pdev, hcd);
+ return 0;
+
+out2:
+ iounmap(hcd->regs);
+out1:
+ release_mem_region(hcd->rsrc_start, hcd->rsrc_len);
+out:
+ usb_put_hcd(hcd);
+ return ret;
+}
+
+static int __devexit ehci_hcd_bcm63xx_drv_remove(struct platform_device *pdev)
+{
+ struct usb_hcd *hcd;
+
+ hcd = platform_get_drvdata(pdev);
+ usb_remove_hcd(hcd);
+ iounmap(hcd->regs);
+ usb_put_hcd(hcd);
+ release_mem_region(hcd->rsrc_start, hcd->rsrc_len);
+ platform_set_drvdata(pdev, NULL);
+ return 0;
+}
+
+static struct platform_driver ehci_hcd_bcm63xx_driver = {
+ .probe = ehci_hcd_bcm63xx_drv_probe,
+ .remove = __devexit_p(ehci_hcd_bcm63xx_drv_remove),
+ .shutdown = usb_hcd_platform_shutdown,
+ .driver = {
+ .name = "bcm63xx_ehci",
+ .owner = THIS_MODULE,
+ },
+};
+
+MODULE_ALIAS("platform:bcm63xx_ehci");
--- a/drivers/usb/host/ehci-hcd.c
+++ b/drivers/usb/host/ehci-hcd.c
@@ -1158,6 +1158,11 @@ MODULE_LICENSE ("GPL");
#define PLATFORM_DRIVER ehci_atmel_driver
#endif
+#ifdef CONFIG_BCM63XX
+#include "ehci-bcm63xx.c"
+#define PLATFORM_DRIVER ehci_hcd_bcm63xx_driver
+#endif
+
#if !defined(PCI_DRIVER) && !defined(PLATFORM_DRIVER) && \
!defined(PS3_SYSTEM_BUS_DRIVER) && !defined(OF_PLATFORM_DRIVER) && \
!defined(XILINX_OF_PLATFORM_DRIVER)

View File

@ -0,0 +1,386 @@
--- a/drivers/watchdog/Makefile
+++ b/drivers/watchdog/Makefile
@@ -114,6 +114,7 @@ obj-$(CONFIG_PNX833X_WDT) += pnx833x_wdt
obj-$(CONFIG_SIBYTE_WDOG) += sb_wdog.o
obj-$(CONFIG_AR7_WDT) += ar7_wdt.o
obj-$(CONFIG_TXX9_WDT) += txx9wdt.o
+obj-$(CONFIG_BCM63XX_WDT) += bcm63xx_wdt.o
# PARISC Architecture
--- a/drivers/watchdog/Kconfig
+++ b/drivers/watchdog/Kconfig
@@ -875,6 +875,16 @@ config TXX9_WDT
help
Hardware driver for the built-in watchdog timer on TXx9 MIPS SoCs.
+config BCM63XX_WDT
+ tristate "Broadcom BCM63xx hardware watchdog"
+ depends on BCM63XX
+ help
+ Watchdog driver for the built in watchdog hardware in Broadcom
+ BCM63xx SoC.
+
+ To compile thi driver as a loadable module, choose M here.
+ The module will be called bcm63xx_wdt.
+
# PARISC Architecture
# POWERPC Architecture
--- /dev/null
+++ b/drivers/watchdog/bcm63xx_wdt.c
@@ -0,0 +1,354 @@
+/*
+ * Broadcom BCM63xx SoC watchdog driver
+ *
+ * Copyright (C) 2007, Miguel Gaio <miguel.gaio@efixo.com>
+ * Copyright (C) 2008, Florian Fainelli <florian@openwrt.org>
+ *
+ * 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/bitops.h>
+#include <linux/errno.h>
+#include <linux/fs.h>
+#include <linux/init.h>
+#include <linux/kernel.h>
+#include <linux/miscdevice.h>
+#include <linux/module.h>
+#include <linux/moduleparam.h>
+#include <linux/reboot.h>
+#include <linux/types.h>
+#include <linux/uaccess.h>
+#include <linux/watchdog.h>
+#include <linux/timer.h>
+#include <linux/jiffies.h>
+#include <linux/interrupt.h>
+#include <linux/ptrace.h>
+#include <linux/resource.h>
+#include <linux/platform_device.h>
+
+#include <bcm63xx_cpu.h>
+#include <bcm63xx_io.h>
+#include <bcm63xx_regs.h>
+#include <bcm63xx_timer.h>
+
+#define PFX KBUILD_MODNAME
+
+#define WDT_HZ 50000000 /* Fclk */
+#define WDT_DEFAULT_TIME 30 /* seconds */
+#define WDT_MAX_TIME 256 /* seconds */
+
+static struct {
+ void __iomem *regs;
+ struct timer_list timer;
+ int default_ticks;
+ unsigned long inuse;
+ atomic_t ticks;
+} bcm63xx_wdt_device;
+
+static int expect_close;
+
+static int wdt_time = WDT_DEFAULT_TIME;
+static int nowayout = WATCHDOG_NOWAYOUT;
+module_param(nowayout, int, 0);
+MODULE_PARM_DESC(nowayout, "Watchdog cannot be stopped once started (default="
+ __MODULE_STRING(WATCHDOG_NOWAYOUT) ")");
+
+/* HW functions */
+static void bcm63xx_wdt_hw_start(void)
+{
+ bcm_writel(0xfffffffe, bcm63xx_wdt_device.regs + WDT_DEFVAL_REG);
+ bcm_writel(WDT_START_1, bcm63xx_wdt_device.regs + WDT_CTL_REG);
+ bcm_writel(WDT_START_2, bcm63xx_wdt_device.regs + WDT_CTL_REG);
+}
+
+static void bcm63xx_wdt_hw_stop(void)
+{
+ bcm_writel(WDT_STOP_1, bcm63xx_wdt_device.regs + WDT_CTL_REG);
+ bcm_writel(WDT_STOP_2, bcm63xx_wdt_device.regs + WDT_CTL_REG);
+}
+
+static void bcm63xx_wdt_isr(void *data)
+{
+ struct pt_regs *regs = get_irq_regs();
+
+ die(PFX " fire", regs);
+}
+
+static void bcm63xx_timer_tick(unsigned long unused)
+{
+ if (!atomic_dec_and_test(&bcm63xx_wdt_device.ticks)) {
+ bcm63xx_wdt_hw_start();
+ mod_timer(&bcm63xx_wdt_device.timer, jiffies + HZ);
+ } else
+ printk(KERN_CRIT PFX ": watchdog will restart system\n");
+}
+
+static void bcm63xx_wdt_pet(void)
+{
+ atomic_set(&bcm63xx_wdt_device.ticks, wdt_time);
+}
+
+static void bcm63xx_wdt_start(void)
+{
+ bcm63xx_wdt_pet();
+ bcm63xx_timer_tick(0);
+}
+
+static void bcm63xx_wdt_pause(void)
+{
+ del_timer_sync(&bcm63xx_wdt_device.timer);
+ bcm63xx_wdt_hw_stop();
+}
+
+static int bcm63xx_wdt_settimeout(int new_time)
+{
+ if ((new_time <= 0) || (new_time > WDT_MAX_TIME))
+ return -EINVAL;
+
+ wdt_time = new_time;
+
+ return 0;
+}
+
+static int bcm63xx_wdt_open(struct inode *inode, struct file *file)
+{
+ if (test_and_set_bit(0, &bcm63xx_wdt_device.inuse))
+ return -EBUSY;
+
+ bcm63xx_wdt_start();
+ return nonseekable_open(inode, file);
+}
+
+static int bcm63xx_wdt_release(struct inode *inode, struct file *file)
+{
+ if (expect_close == 42)
+ bcm63xx_wdt_pause();
+ else {
+ printk(KERN_CRIT PFX
+ ": Unexpected close, not stopping watchdog!\n");
+ bcm63xx_wdt_start();
+ }
+ clear_bit(0, &bcm63xx_wdt_device.inuse);
+ expect_close = 0;
+ return 0;
+}
+
+static ssize_t bcm63xx_wdt_write(struct file *file, const char *data,
+ size_t len, loff_t *ppos)
+{
+ if (len) {
+ if (!nowayout) {
+ size_t i;
+
+ /* In case it was set long ago */
+ expect_close = 0;
+
+ for (i = 0; i != len; i++) {
+ char c;
+ if (get_user(c, data + i))
+ return -EFAULT;
+ if (c == 'V')
+ expect_close = 42;
+ }
+ }
+ bcm63xx_wdt_pet();
+ }
+ return len;
+}
+
+static struct watchdog_info bcm63xx_wdt_info = {
+ .identity = PFX,
+ .options = WDIOF_SETTIMEOUT |
+ WDIOF_KEEPALIVEPING |
+ WDIOF_MAGICCLOSE,
+};
+
+
+static long bcm63xx_wdt_ioctl(struct file *file, unsigned int cmd,
+ unsigned long arg)
+{
+ void __user *argp = (void __user *)arg;
+ int __user *p = argp;
+ int new_value, retval = -EINVAL;
+
+ switch (cmd) {
+ case WDIOC_GETSUPPORT:
+ return copy_to_user(argp, &bcm63xx_wdt_info,
+ sizeof(bcm63xx_wdt_info)) ? -EFAULT : 0;
+
+ case WDIOC_GETSTATUS:
+ case WDIOC_GETBOOTSTATUS:
+ return put_user(0, p);
+
+ case WDIOC_SETOPTIONS:
+ if (get_user(new_value, p))
+ return -EFAULT;
+
+ if (new_value & WDIOS_DISABLECARD) {
+ bcm63xx_wdt_pause();
+ retval = 0;
+ }
+ if (new_value & WDIOS_ENABLECARD) {
+ bcm63xx_wdt_start();
+ retval = 0;
+ }
+
+ return retval;
+
+ case WDIOC_KEEPALIVE:
+ bcm63xx_wdt_pet();
+ return 0;
+
+ case WDIOC_SETTIMEOUT:
+ if (get_user(new_value, p))
+ return -EFAULT;
+
+ if (bcm63xx_wdt_settimeout(new_value))
+ return -EINVAL;
+
+ bcm63xx_wdt_pet();
+
+ case WDIOC_GETTIMEOUT:
+ return put_user(wdt_time, p);
+
+ default:
+ return -ENOTTY;
+
+ }
+}
+
+static int bcm63xx_wdt_notify_sys(struct notifier_block *this,
+ unsigned long code, void *unused)
+{
+ if (code == SYS_DOWN || code == SYS_HALT)
+ bcm63xx_wdt_pause();
+ return NOTIFY_DONE;
+}
+
+static const struct file_operations bcm63xx_wdt_fops = {
+ .owner = THIS_MODULE,
+ .llseek = no_llseek,
+ .write = bcm63xx_wdt_write,
+ .unlocked_ioctl = bcm63xx_wdt_ioctl,
+ .open = bcm63xx_wdt_open,
+ .release = bcm63xx_wdt_release,
+};
+
+static struct miscdevice bcm63xx_wdt_miscdev = {
+ .minor = WATCHDOG_MINOR,
+ .name = "watchdog",
+ .fops = &bcm63xx_wdt_fops,
+};
+
+static struct notifier_block bcm63xx_wdt_notifier = {
+ .notifier_call = bcm63xx_wdt_notify_sys,
+};
+
+
+static int bcm63xx_wdt_probe(struct platform_device *pdev)
+{
+ int ret;
+ struct resource *r;
+
+ setup_timer(&bcm63xx_wdt_device.timer, bcm63xx_timer_tick, 0L);
+
+ r = platform_get_resource(pdev, IORESOURCE_MEM, 0);
+ if (!r) {
+ printk(KERN_ERR PFX
+ "failed to retrieve resources\n");
+ return -ENODEV;
+ }
+
+ bcm63xx_wdt_device.regs = ioremap_nocache(r->start, r->end - r->start);
+ if (!bcm63xx_wdt_device.regs) {
+ printk(KERN_ERR PFX
+ "failed to remap I/O resources\n");
+ return -ENXIO;
+ }
+
+ ret = bcm63xx_timer_register(TIMER_WDT_ID, bcm63xx_wdt_isr, NULL);
+ if (ret < 0) {
+ printk(KERN_ERR PFX
+ "failed to register wdt timer isr\n");
+ goto unmap;
+ }
+
+ if (bcm63xx_wdt_settimeout(wdt_time)) {
+ bcm63xx_wdt_settimeout(WDT_DEFAULT_TIME);
+ printk(KERN_INFO PFX
+ ": wdt_time value must be 1 <= wdt_time <= 256, using %d\n",
+ wdt_time);
+ }
+
+ ret = register_reboot_notifier(&bcm63xx_wdt_notifier);
+ if (ret) {
+ printk(KERN_ERR PFX
+ "failed to register reboot_notifier\n");
+ goto unregister_timer;
+ }
+
+ ret = misc_register(&bcm63xx_wdt_miscdev);
+ if (ret < 0) {
+ printk(KERN_ERR PFX
+ "failed to register watchdog device\n");
+ goto unregister_reboot_notifier;
+ }
+
+ printk(KERN_INFO PFX " started, timer margin: %d sec\n", WDT_DEFAULT_TIME);
+
+ return 0;
+
+unregister_reboot_notifier:
+ unregister_reboot_notifier(&bcm63xx_wdt_notifier);
+unregister_timer:
+ bcm63xx_timer_unregister(TIMER_WDT_ID);
+unmap:
+ iounmap(bcm63xx_wdt_device.regs);
+ return ret;
+}
+
+static int bcm63xx_wdt_remove(struct platform_device *pdev)
+{
+ if (!nowayout)
+ bcm63xx_wdt_pause();
+
+ misc_deregister(&bcm63xx_wdt_miscdev);
+
+ iounmap(bcm63xx_wdt_device.regs);
+
+ unregister_reboot_notifier(&bcm63xx_wdt_notifier);
+ bcm63xx_timer_unregister(TIMER_WDT_ID);
+
+ return 0;
+}
+
+static struct platform_driver bcm63xx_wdt = {
+ .probe = bcm63xx_wdt_probe,
+ .remove = bcm63xx_wdt_remove,
+ .driver = {
+ .name = "bcm63xx-wdt",
+ }
+};
+
+static int __init bcm63xx_wdt_init(void)
+{
+ return platform_driver_register(&bcm63xx_wdt);
+}
+
+static void __exit bcm63xx_wdt_exit(void)
+{
+ platform_driver_unregister(&bcm63xx_wdt);
+}
+
+module_init(bcm63xx_wdt_init);
+module_exit(bcm63xx_wdt_exit);
+
+MODULE_AUTHOR("Miguel Gaio <miguel.gaio@efixo.com>");
+MODULE_AUTHOR("Florian Fainelli <florian@openwrt.org>");
+MODULE_DESCRIPTION("Driver for the Broadcom BCM63xx SoC watchdog");
+MODULE_LICENSE("GPL");
+MODULE_ALIAS_MISCDEV(WATCHDOG_MINOR);
+MODULE_ALIAS("platform:bcm63xx-wdt");

View File

@ -0,0 +1,380 @@
From e734ace5baa04e0e8af1d4483475fbd6bd2b32a1 Mon Sep 17 00:00:00 2001
From: Axel Gembe <ago@bastart.eu.org>
Date: Mon, 12 May 2008 18:54:09 +0200
Subject: [PATCH] bcm963xx: flashmap support
Signed-off-by: Axel Gembe <ago@bastart.eu.org>
---
drivers/mtd/maps/Kconfig | 7 +++++++
drivers/mtd/maps/Makefile | 1 +
drivers/mtd/redboot.c | 13 ++++++++++---
3 files changed, 18 insertions(+), 3 deletions(-)
--- a/drivers/mtd/maps/Kconfig
+++ b/drivers/mtd/maps/Kconfig
@@ -251,6 +251,13 @@ config MTD_NETtel
help
Support for flash chips on NETtel/SecureEdge/SnapGear boards.
+config MTD_BCM963XX
+ tristate "BCM963xx Flash device"
+ depends on MIPS && BCM63XX
+ help
+ Flash memory access on BCM963xx boards. Currently only works with
+ RedBoot and CFE.
+
config MTD_DILNETPC
tristate "CFI Flash device mapped on DIL/Net PC"
depends on X86 && MTD_CONCAT && MTD_PARTITIONS && MTD_CFI_INTELEXT && BROKEN
--- a/drivers/mtd/redboot.c
+++ b/drivers/mtd/redboot.c
@@ -39,7 +39,7 @@ static inline int redboot_checksum(struc
return 1;
}
-static int parse_redboot_partitions(struct mtd_info *master,
+int parse_redboot_partitions(struct mtd_info *master,
struct mtd_partition **pparts,
unsigned long fis_origin)
{
@@ -162,6 +162,14 @@ static int parse_redboot_partitions(stru
goto out;
}
+ if (!fis_origin) {
+ for (i = 0; i < numslots; i++) {
+ if (!strncmp(buf[i].name, "RedBoot", 8)) {
+ fis_origin = (buf[i].flash_base & (master->size << 1) - 1);
+ }
+ }
+ }
+
for (i = 0; i < numslots; i++) {
struct fis_list *new_fl, **prev;
@@ -184,9 +192,8 @@ static int parse_redboot_partitions(stru
new_fl->img = &buf[i];
if (fis_origin) {
buf[i].flash_base -= fis_origin;
- } else {
- buf[i].flash_base &= master->size-1;
}
+ buf[i].flash_base &= (master->size << 1) - 1;
/* I'm sure the JFFS2 code has done me permanent damage.
* I now think the following is _normal_
--- a/drivers/mtd/maps/Makefile
+++ b/drivers/mtd/maps/Makefile
@@ -59,3 +59,4 @@ obj-$(CONFIG_MTD_BFIN_ASYNC) += bfin-asy
obj-$(CONFIG_MTD_RBTX4939) += rbtx4939-flash.o
obj-$(CONFIG_MTD_VMU) += vmu-flash.o
obj-$(CONFIG_MTD_GPIO_ADDR) += gpio-addr-flash.o
+obj-$(CONFIG_MTD_BCM963XX) += bcm963xx-flash.o
--- /dev/null
+++ b/drivers/mtd/maps/bcm963xx-flash.c
@@ -0,0 +1,267 @@
+/*
+ * Copyright (C) 2006-2008 Florian Fainelli <florian@openwrt.org>
+ * Mike Albon <malbon@openwrt.org>
+ *
+ * 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.
+ *
+ * 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, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
+#include <linux/init.h>
+#include <linux/kernel.h>
+#include <linux/mtd/map.h>
+#include <linux/mtd/mtd.h>
+#include <linux/mtd/partitions.h>
+#include <linux/slab.h>
+#include <linux/vmalloc.h>
+#include <linux/platform_device.h>
+
+#include <bcm_tag.h>
+#include <asm/io.h>
+
+#define BUSWIDTH 2 /* Buswidth */
+#define EXTENDED_SIZE 0xBFC00000 /* Extended flash address */
+
+#define PFX KBUILD_MODNAME ": "
+
+extern int parse_redboot_partitions(struct mtd_info *master, struct mtd_partition **pparts, unsigned long fis_origin);
+static struct mtd_partition *parsed_parts;
+
+static struct mtd_info *bcm963xx_mtd_info;
+
+static struct map_info bcm963xx_map = {
+ .name = "bcm963xx",
+ .bankwidth = BUSWIDTH,
+};
+
+
+static int parse_cfe_partitions( struct mtd_info *master, struct mtd_partition **pparts)
+{
+ int nrparts = 3, curpart = 0; /* CFE,NVRAM and global LINUX are always present. */
+ struct bcm_tag *buf;
+ struct mtd_partition *parts;
+ int ret;
+ size_t retlen;
+ unsigned int rootfsaddr, kerneladdr, spareaddr;
+ unsigned int rootfslen, kernellen, sparelen, totallen;
+ int namelen = 0;
+ int i;
+ char *boardid;
+ char *tagversion;
+
+ /* Allocate memory for buffer */
+ buf = vmalloc(sizeof(struct bcm_tag));
+ if (!buf)
+ return -ENOMEM;
+
+ /* Get the tag */
+ ret = master->read(master, master->erasesize, sizeof(struct bcm_tag), &retlen, (void *)buf);
+ if (retlen != sizeof(struct bcm_tag)){
+ vfree(buf);
+ return -EIO;
+ }
+
+ sscanf(buf->kernelAddress, "%u", &kerneladdr);
+ sscanf(buf->kernelLength, "%u", &kernellen);
+ sscanf(buf->totalLength, "%u", &totallen);
+ tagversion = &(buf->tagVersion[0]);
+ boardid = &(buf->boardid[0]);
+
+ printk(KERN_INFO PFX "CFE boot tag found with version %s and board type %s\n",tagversion, boardid);
+
+ kerneladdr = kerneladdr - EXTENDED_SIZE;
+ rootfsaddr = kerneladdr + kernellen;
+ spareaddr = roundup(totallen, master->erasesize) + master->erasesize;
+ sparelen = master->size - spareaddr - master->erasesize;
+ rootfslen = spareaddr - rootfsaddr;
+
+ /* Determine number of partitions */
+ namelen = 8;
+ if (rootfslen > 0){
+ nrparts++;
+ namelen =+ 6;
+ };
+ if (kernellen > 0) {
+ nrparts++;
+ namelen =+ 6;
+ };
+
+ /* Ask kernel for more memory */
+ parts = kzalloc(sizeof(*parts) * nrparts + 10 * nrparts, GFP_KERNEL);
+ if (!parts) {
+ vfree(buf);
+ return -ENOMEM;
+ };
+
+ /* Start building partition list */
+ parts[curpart].name = "CFE";
+ parts[curpart].offset = 0;
+ parts[curpart].size = master->erasesize;
+ curpart++;
+
+ if (kernellen > 0) {
+ parts[curpart].name = "kernel";
+ parts[curpart].offset = kerneladdr;
+ parts[curpart].size = kernellen;
+ curpart++;
+ };
+
+ if (rootfslen > 0) {
+ parts[curpart].name = "rootfs";
+ parts[curpart].offset = rootfsaddr;
+ parts[curpart].size = rootfslen;
+ if (sparelen > 0)
+ parts[curpart].size += sparelen;
+ curpart++;
+ };
+
+ parts[curpart].name = "nvram";
+ parts[curpart].offset = master->size - master->erasesize;
+ parts[curpart].size = master->erasesize;
+
+ /* Global partition "linux" to make easy firmware upgrade */
+ curpart++;
+ parts[curpart].name = "linux";
+ parts[curpart].offset = parts[0].size;
+ parts[curpart].size = master->size - parts[0].size - parts[3].size;
+
+ for (i = 0; i < nrparts; i++)
+ printk(KERN_INFO PFX "Partition %d is %s offset %lx and length %lx\n", i, parts[i].name, (long unsigned int)(parts[i].offset), (long unsigned int)(parts[i].size));
+
+ printk(KERN_INFO PFX "Spare partition is %x offset and length %x\n", spareaddr, sparelen);
+ *pparts = parts;
+ vfree(buf);
+
+ return nrparts;
+};
+
+static int bcm963xx_detect_cfe(struct mtd_info *master)
+{
+ int idoffset = 0x4e0;
+ static char idstring[8] = "CFE1CFE1";
+ char buf[9];
+ int ret;
+ size_t retlen;
+
+ ret = master->read(master, idoffset, 8, &retlen, (void *)buf);
+ buf[retlen] = 0;
+ printk(KERN_INFO PFX "Read Signature value of %s\n", buf);
+
+ return strncmp(idstring, buf, 8);
+}
+
+static int bcm963xx_probe(struct platform_device *pdev)
+{
+ int err = 0;
+ int parsed_nr_parts = 0;
+ char *part_type;
+ struct resource *r;
+
+ r = platform_get_resource(pdev, IORESOURCE_MEM, 0);
+ bcm963xx_map.phys = r->start;
+ bcm963xx_map.size = (r->end - r->start) + 1;
+ bcm963xx_map.virt = ioremap(r->start, r->end - r->start + 1);
+
+ if (!bcm963xx_map.virt) {
+ printk(KERN_ERR PFX "Failed to ioremap\n");
+ return -EIO;
+ }
+ printk(KERN_INFO PFX "0x%08lx at 0x%08x\n", bcm963xx_map.size, bcm963xx_map.phys);
+
+ simple_map_init(&bcm963xx_map);
+
+ bcm963xx_mtd_info = do_map_probe("cfi_probe", &bcm963xx_map);
+ if (!bcm963xx_mtd_info) {
+ printk(KERN_ERR PFX "Failed to probe using CFI\n");
+ err = -EIO;
+ goto err_probe;
+ }
+
+ bcm963xx_mtd_info->owner = THIS_MODULE;
+
+ /* This is mutually exclusive */
+ if (bcm963xx_detect_cfe(bcm963xx_mtd_info) == 0) {
+ printk(KERN_INFO PFX "CFE bootloader detected\n");
+ if (parsed_nr_parts == 0) {
+ int ret = parse_cfe_partitions(bcm963xx_mtd_info, &parsed_parts);
+ if (ret > 0) {
+ part_type = "CFE";
+ parsed_nr_parts = ret;
+ }
+ }
+ } else {
+ printk(KERN_INFO PFX "assuming RedBoot bootloader\n");
+ if (bcm963xx_mtd_info->size > 0x00400000) {
+ printk(KERN_INFO PFX "Support for extended flash memory size : 0x%lx ; ONLY 64MBIT SUPPORT\n", bcm963xx_mtd_info->size);
+ bcm963xx_map.virt = (u32)(EXTENDED_SIZE);
+ }
+
+#ifdef CONFIG_MTD_REDBOOT_PARTS
+ if (parsed_nr_parts == 0) {
+ int ret = parse_redboot_partitions(bcm963xx_mtd_info, &parsed_parts, 0);
+ if (ret > 0) {
+ part_type = "RedBoot";
+ parsed_nr_parts = ret;
+ }
+ }
+#endif
+ }
+
+ return add_mtd_partitions(bcm963xx_mtd_info, parsed_parts, parsed_nr_parts);
+
+err_probe:
+ iounmap(bcm963xx_map.virt);
+ return err;
+}
+
+static int bcm963xx_remove(struct platform_device *pdev)
+{
+ if (bcm963xx_mtd_info) {
+ del_mtd_partitions(bcm963xx_mtd_info);
+ map_destroy(bcm963xx_mtd_info);
+ }
+
+ if (bcm963xx_map.virt) {
+ iounmap(bcm963xx_map.virt);
+ bcm963xx_map.virt = 0;
+ }
+
+ return 0;
+}
+
+static struct platform_driver bcm63xx_mtd_dev = {
+ .probe = bcm963xx_probe,
+ .remove = bcm963xx_remove,
+ .driver = {
+ .name = "bcm963xx-flash",
+ .owner = THIS_MODULE,
+ },
+};
+
+static int __init bcm963xx_mtd_init(void)
+{
+ return platform_driver_register(&bcm63xx_mtd_dev);
+}
+
+static void __exit bcm963xx_mtd_exit(void)
+{
+ platform_driver_unregister(&bcm63xx_mtd_dev);
+}
+
+module_init(bcm963xx_mtd_init);
+module_exit(bcm963xx_mtd_exit);
+
+MODULE_LICENSE("GPL");
+MODULE_DESCRIPTION("Broadcom BCM63xx MTD partition parser/mapping for CFE and RedBoot");
+MODULE_AUTHOR("Florian Fainelli <florian@openwrt.org>");
+MODULE_AUTHOR("Mike Albon <malbon@openwrt.org>");
--- a/arch/mips/bcm63xx/boards/board_bcm963xx.c
+++ b/arch/mips/bcm63xx/boards/board_bcm963xx.c
@@ -816,20 +816,6 @@ void __init board_setup(void)
panic("unexpected CPU for bcm963xx board");
}
-static struct mtd_partition mtd_partitions[] = {
- {
- .name = "cfe",
- .offset = 0x0,
- .size = 0x40000,
- }
-};
-
-static struct physmap_flash_data flash_data = {
- .width = 2,
- .nr_parts = ARRAY_SIZE(mtd_partitions),
- .parts = mtd_partitions,
-};
-
static struct resource mtd_resources[] = {
{
.start = 0, /* filled at runtime */
@@ -839,12 +825,9 @@ static struct resource mtd_resources[] =
};
static struct platform_device mtd_dev = {
- .name = "physmap-flash",
+ .name = "bcm963xx-flash",
.resource = mtd_resources,
.num_resources = ARRAY_SIZE(mtd_resources),
- .dev = {
- .platform_data = &flash_data,
- },
};
static struct gpio_led_platform_data bcm63xx_led_data;

View File

@ -0,0 +1,11 @@
--- a/drivers/net/bcm63xx_enet.c
+++ b/drivers/net/bcm63xx_enet.c
@@ -1520,7 +1520,7 @@ static int compute_hw_mtu(struct bcm_ene
actual_mtu = mtu;
/* add ethernet header + vlan tag size */
- actual_mtu += VLAN_ETH_HLEN;
+ actual_mtu += VLAN_ETH_HLEN + VLAN_HLEN;
if (actual_mtu < 64 || actual_mtu > BCMENET_MAX_MTU)
return -EINVAL;

View File

@ -0,0 +1,98 @@
--- a/arch/mips/bcm63xx/boards/board_bcm963xx.c
+++ b/arch/mips/bcm63xx/boards/board_bcm963xx.c
@@ -15,6 +15,8 @@
#include <linux/mtd/partitions.h>
#include <linux/mtd/physmap.h>
#include <linux/ssb/ssb.h>
+#include <linux/gpio_buttons.h>
+#include <linux/input.h>
#include <asm/addrspace.h>
#include <bcm63xx_board.h>
#include <bcm63xx_cpu.h>
@@ -296,6 +298,16 @@ static struct board_info __initdata boar
.active_low = 1,
},
},
+ .buttons = {
+ {
+ .desc = "reset",
+ .gpio = 33,
+ .active_low = 1,
+ .type = EV_KEY,
+ .code = KEY_RESTART,
+ .threshold = 3,
+ },
+ },
};
static struct board_info __initdata board_96348gw = {
@@ -354,6 +366,16 @@ static struct board_info __initdata boar
.active_low = 1,
},
},
+ .buttons = {
+ {
+ .desc = "reset",
+ .gpio = 36,
+ .active_low = 1,
+ .type = EV_KEY,
+ .code = KEY_RESTART,
+ .threshold = 3,
+ },
+ },
};
static struct board_info __initdata board_FAST2404 = {
@@ -838,12 +860,23 @@ static struct platform_device bcm63xx_gp
.dev.platform_data = &bcm63xx_led_data,
};
+static struct gpio_buttons_platform_data bcm63xx_gpio_buttons_data = {
+ .poll_interval = 20,
+};
+
+static struct platform_device bcm63xx_gpio_buttons_device = {
+ .name = "gpio-buttons",
+ .id = 0,
+ .dev.platform_data = &bcm63xx_gpio_buttons_data,
+};
+
/*
* third stage init callback, register all board devices.
*/
int __init board_register_devices(void)
{
u32 val;
+ int button_count = 0;
if (board.has_uart0)
bcm63xx_uart_register(0);
@@ -888,5 +921,16 @@ int __init board_register_devices(void)
platform_device_register(&bcm63xx_gpio_leds);
+ /* count number of BUTTONs defined by this device */
+ while (button_count < ARRAY_SIZE(board.buttons) && board.buttons[button_count].desc)
+ button_count++;
+
+ if (button_count) {
+ bcm63xx_gpio_buttons_data.nbuttons = button_count;
+ bcm63xx_gpio_buttons_data.buttons = board.buttons;
+
+ platform_device_register(&bcm63xx_gpio_buttons_device);
+ }
+
return 0;
}
--- a/arch/mips/include/asm/mach-bcm63xx/board_bcm963xx.h
+++ b/arch/mips/include/asm/mach-bcm63xx/board_bcm963xx.h
@@ -57,6 +57,9 @@ struct board_info {
/* GPIO LEDs */
struct gpio_led leds[5];
+
+ /* Buttons */
+ struct gpio_button buttons[2];
};
#endif /* ! BOARD_BCM963XX_H_ */

View File

@ -0,0 +1,22 @@
--- a/arch/mips/bcm63xx/boards/board_bcm963xx.c
+++ b/arch/mips/bcm63xx/boards/board_bcm963xx.c
@@ -852,6 +852,10 @@ static struct platform_device mtd_dev =
.num_resources = ARRAY_SIZE(mtd_resources),
};
+static struct resource gpiodev_resource = {
+ .start = 0xFFFFFFFF,
+};
+
static struct gpio_led_platform_data bcm63xx_led_data;
static struct platform_device bcm63xx_gpio_leds = {
@@ -916,6 +920,8 @@ int __init board_register_devices(void)
platform_device_register(&mtd_dev);
+ platform_device_register_simple("GPIODEV", 0, &gpiodev_resource, 1);
+
bcm63xx_led_data.num_leds = ARRAY_SIZE(board.leds);
bcm63xx_led_data.leds = board.leds;

View File

@ -0,0 +1,82 @@
--- a/arch/mips/bcm63xx/boards/board_bcm963xx.c
+++ b/arch/mips/bcm63xx/boards/board_bcm963xx.c
@@ -345,24 +345,39 @@ static struct board_info __initdata boar
.active_low = 1,
},
{
- .name = "ppp",
- .gpio = 3,
+ .name = "power",
+ .gpio = 0,
.active_low = 1,
+ .default_trigger = "default-on",
},
{
- .name = "ppp-fail",
+ .name = "stop",
+ .gpio = 1,
+ .active_low = 1,
+ },
+ {
+ .name = "line1",
.gpio = 4,
.active_low = 1,
},
{
- .name = "power",
- .gpio = 0,
+ .name = "line2",
+ .gpio = 5,
.active_low = 1,
- .default_trigger = "default-on",
},
{
- .name = "stop",
- .gpio = 1,
+ .name = "line3",
+ .gpio = 6,
+ .active_low = 1,
+ },
+ {
+ .name = "tel",
+ .gpio = 7,
+ .active_low = 1,
+ },
+ {
+ .name = "eth",
+ .gpio = 35,
.active_low = 1,
},
},
@@ -880,6 +895,7 @@ static struct platform_device bcm63xx_gp
int __init board_register_devices(void)
{
u32 val;
+ int led_count = 0;
int button_count = 0;
if (board.has_uart0)
@@ -922,7 +938,11 @@ int __init board_register_devices(void)
platform_device_register_simple("GPIODEV", 0, &gpiodev_resource, 1);
- bcm63xx_led_data.num_leds = ARRAY_SIZE(board.leds);
+ /* count number of LEDs defined by this device */
+ while (led_count < ARRAY_SIZE(board.leds) && board.leds[led_count].name)
+ led_count++;
+
+ bcm63xx_led_data.num_leds = led_count;
bcm63xx_led_data.leds = board.leds;
platform_device_register(&bcm63xx_gpio_leds);
--- a/arch/mips/include/asm/mach-bcm63xx/board_bcm963xx.h
+++ b/arch/mips/include/asm/mach-bcm63xx/board_bcm963xx.h
@@ -56,7 +56,7 @@ struct board_info {
struct bcm63xx_dsp_platform_data dsp;
/* GPIO LEDs */
- struct gpio_led leds[5];
+ struct gpio_led leds[8];
/* Buttons */
struct gpio_button buttons[2];

View File

@ -0,0 +1,107 @@
--- a/arch/mips/bcm63xx/boards/board_bcm963xx.c
+++ b/arch/mips/bcm63xx/boards/board_bcm963xx.c
@@ -603,6 +603,93 @@ static struct board_info __initdata boar
.has_ohci0 = 1,
.has_ehci0 = 1,
+
+ .leds = {
+ /*Each led on alice gate is bi-color */
+ {
+ .name = "power:red",
+ .gpio = 5,
+ .active_low = 1,
+ },
+ {
+ .name = "power:green",
+ .gpio = 4,
+ .active_low = 1,
+ .default_trigger = "default-on",
+ },
+ {
+ .name = "service:red",
+ .gpio = 7,
+ .active_low = 1,
+ },
+ {
+ .name = "service:green",
+ .gpio = 6,
+ .active_low = 1,
+ },
+ {
+ .name = "adsl:red",
+ .gpio = 9,
+ .active_low = 1,
+ },
+ {
+ .name = "adsl:green",
+ .gpio = 10,
+ .active_low = 1,
+ },
+ {
+ .name = "wifi:red",
+ .gpio = 23,
+ .active_low = 1,
+ },
+ {
+ .name = "wifi:green",
+ .gpio = 22,
+ .active_low = 1,
+ },
+ {
+ .name = "internet:red",
+ .gpio = 25,
+ .active_low = 1,
+ },
+ {
+ .name = "internet:green",
+ .gpio = 24,
+ .active_low = 1,
+ },
+ {
+ .name = "usr1:red",
+ .gpio = 27,
+ .active_low = 1,
+ },
+ {
+ .name = "usr1:green",
+ .gpio = 26,
+ .active_low = 1,
+ },
+ {
+ .name = "usr2:red",
+ .gpio = 30,
+ .active_low = 1,
+ },
+ {
+ .name = "usr2:green",
+ .gpio = 29,
+ .active_low = 1,
+ },
+ },
+
+ .buttons = {
+ {
+ .desc = "sw2",
+ .gpio = 37,
+ .active_low = 1,
+ .type = EV_KEY,
+ .code = KEY_RESTART,
+ .threshold = 3,
+ },
+ },
+ /* sw1 is connected to gpio34*/
};
static struct board_info __initdata board_DWVS0 = {
--- a/arch/mips/include/asm/mach-bcm63xx/board_bcm963xx.h
+++ b/arch/mips/include/asm/mach-bcm63xx/board_bcm963xx.h
@@ -56,7 +56,7 @@ struct board_info {
struct bcm63xx_dsp_platform_data dsp;
/* GPIO LEDs */
- struct gpio_led leds[8];
+ struct gpio_led leds[14];
/* Buttons */
struct gpio_button buttons[2];

View File

@ -0,0 +1,246 @@
--- a/arch/mips/bcm63xx/boards/Kconfig
+++ b/arch/mips/bcm63xx/boards/Kconfig
@@ -8,4 +8,10 @@ config BOARD_BCM963XX
select SSB
help
+config BOARD_LIVEBOX
+ bool "Inventel Livebox(es) boards"
+ select SSB
+ help
+ Inventel Livebox boards using the RedBoot bootloader.
+
endchoice
--- a/arch/mips/bcm63xx/boards/Makefile
+++ b/arch/mips/bcm63xx/boards/Makefile
@@ -1,3 +1,4 @@
obj-$(CONFIG_BOARD_BCM963XX) += board_bcm963xx.o
+obj-$(CONFIG_BOARD_LIVEBOX) += board_livebox.o
EXTRA_CFLAGS += -Werror
--- /dev/null
+++ b/arch/mips/bcm63xx/boards/board_livebox.c
@@ -0,0 +1,223 @@
+/*
+ * 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.
+ *
+ * Copyright (C) 2008 Florian Fainelli <florian@openwrt.org>
+ */
+
+#include <linux/init.h>
+#include <linux/kernel.h>
+#include <linux/string.h>
+#include <linux/platform_device.h>
+#include <linux/mtd/mtd.h>
+#include <linux/mtd/partitions.h>
+#include <linux/mtd/physmap.h>
+#include <linux/input.h>
+#include <linux/gpio_buttons.h>
+#include <asm/addrspace.h>
+#include <bcm63xx_board.h>
+#include <bcm63xx_cpu.h>
+#include <bcm63xx_regs.h>
+#include <bcm63xx_io.h>
+#include <bcm63xx_dev_pci.h>
+#include <bcm63xx_dev_enet.h>
+#include <bcm63xx_dev_pcmcia.h>
+#include <bcm63xx_dev_usb_ohci.h>
+#include <bcm63xx_dev_usb_ehci.h>
+#include <board_bcm963xx.h>
+
+#define PFX "board_livebox: "
+
+static unsigned int mac_addr_used = 0;
+static struct board_info board;
+
+/*
+ * known 6348 boards
+ */
+#ifdef CONFIG_BCM63XX_CPU_6348
+static struct board_info __initdata board_livebox = {
+ .name = "Livebox",
+ .expected_cpu_id = 0x6348,
+
+ .has_enet0 = 1,
+ .has_enet1 = 1,
+ .has_pci = 1,
+
+ .enet0 = {
+ .has_phy = 1,
+ .use_internal_phy = 1,
+ },
+
+ .enet1 = {
+ .force_speed_100 = 1,
+ .force_duplex_full = 1,
+ },
+
+ .has_ohci0 = 1,
+ .has_pccard = 1,
+ .has_ehci0 = 1,
+};
+#endif
+
+/*
+ * all boards
+ */
+static const struct board_info __initdata *bcm963xx_boards[] = {
+#ifdef CONFIG_BCM63XX_CPU_6348
+ &board_livebox
+#endif
+};
+
+/*
+ * early init callback
+ */
+void __init board_prom_init(void)
+{
+ u32 val;
+
+ /* read base address of boot chip select (0) */
+ val = bcm_mpi_readl(MPI_CSBASE_REG(0));
+ val &= MPI_CSBASE_BASE_MASK;
+
+ /* assume board is a Livebox */
+ memcpy(&board, bcm963xx_boards[0], sizeof(board));
+
+ /* setup pin multiplexing depending on board enabled device,
+ * this has to be done this early since PCI init is done
+ * inside arch_initcall */
+ val = 0;
+
+ if (board.has_pci) {
+ bcm63xx_pci_enabled = 1;
+ if (BCMCPU_IS_6348())
+ val |= GPIO_MODE_6348_G2_PCI;
+ }
+
+ if (board.has_pccard) {
+ if (BCMCPU_IS_6348())
+ val |= GPIO_MODE_6348_G1_MII_PCCARD;
+ }
+
+ if (board.has_enet0 && !board.enet0.use_internal_phy) {
+ if (BCMCPU_IS_6348())
+ val |= GPIO_MODE_6348_G3_EXT_MII |
+ GPIO_MODE_6348_G0_EXT_MII;
+ }
+
+ if (board.has_enet1 && !board.enet1.use_internal_phy) {
+ if (BCMCPU_IS_6348())
+ val |= GPIO_MODE_6348_G3_EXT_MII |
+ GPIO_MODE_6348_G0_EXT_MII;
+ }
+
+ bcm_gpio_writel(val, GPIO_MODE_REG);
+}
+
+/*
+ * second stage init callback, good time to panic if we couldn't
+ * identify on which board we're running since early printk is working
+ */
+void __init board_setup(void)
+{
+ if (!board.name[0])
+ panic("unable to detect bcm963xx board");
+ printk(KERN_INFO PFX "board name: %s\n", board.name);
+
+ /* make sure we're running on expected cpu */
+ if (bcm63xx_get_cpu_id() != board.expected_cpu_id)
+ panic("unexpected CPU for bcm963xx board");
+}
+
+/*
+ * return board name for /proc/cpuinfo
+ */
+const char *board_get_name(void)
+{
+ return board.name;
+}
+
+/*
+ * register & return a new board mac address
+ */
+
+static int board_get_mac_address(u8 *mac)
+{
+ u8 default_mac[ETH_ALEN] = {0x00, 0x07, 0x3A, 0x00, 0x00, 0x00};
+ u8 *p;
+ int count;
+
+ memcpy(mac, default_mac, ETH_ALEN);
+
+ p = mac + ETH_ALEN - 1;
+ count = mac_addr_used;
+
+ while (count--) {
+ do {
+ (*p)++;
+ if (*p != 0)
+ break;
+ p--;
+ } while (p != mac);
+ }
+
+ if (p == mac) {
+ printk(KERN_ERR PFX "unable to fetch mac address\n");
+ return -ENODEV;
+ }
+ mac_addr_used++;
+
+ return 0;
+}
+
+static struct resource mtd_resources[] = {
+ {
+ .start = 0, /* filled at runtime */
+ .end = 0, /* filled at runtime */
+ .flags = IORESOURCE_MEM,
+ }
+};
+
+static struct platform_device mtd_dev = {
+ .name = "bcm963xx-flash",
+ .resource = mtd_resources,
+ .num_resources = ARRAY_SIZE(mtd_resources),
+};
+
+
+/*
+ * third stage init callback, register all board devices.
+ */
+int __init board_register_devices(void)
+{
+ u32 val;
+
+ if (board.has_pccard)
+ bcm63xx_pcmcia_register();
+
+ if (board.has_enet0 &&
+ !board_get_mac_address(board.enet0.mac_addr))
+ bcm63xx_enet_register(0, &board.enet0);
+
+ if (board.has_enet1 &&
+ !board_get_mac_address(board.enet1.mac_addr))
+ bcm63xx_enet_register(1, &board.enet1);
+
+ if (board.has_ohci0)
+ bcm63xx_ohci_register();
+
+ if (board.has_ehci0)
+ bcm63xx_ehci_register();
+
+
+ /* read base address of boot chip select (0) */
+ val = bcm_mpi_readl(MPI_CSBASE_REG(0));
+ val &= MPI_CSBASE_BASE_MASK;
+ mtd_resources[0].start = val;
+ mtd_resources[0].end = 0x1FFFFFFF;
+
+ platform_device_register(&mtd_dev);
+
+ return 0;
+}
+

View File

@ -0,0 +1,243 @@
--- a/arch/mips/bcm63xx/boards/board_bcm963xx.c
+++ b/arch/mips/bcm63xx/boards/board_bcm963xx.c
@@ -29,6 +29,7 @@
#include <bcm63xx_dev_pcmcia.h>
#include <bcm63xx_dev_usb_ohci.h>
#include <bcm63xx_dev_usb_ehci.h>
+#include <bcm63xx_dev_usb_udc.h>
#include <board_bcm963xx.h>
#define PFX "board_bcm963xx: "
@@ -415,6 +416,8 @@ static struct board_info __initdata boar
.has_ohci0 = 1,
.has_pccard = 1,
.has_ehci0 = 1,
+
+ .has_udc0 = 1,
};
static struct board_info __initdata board_rta1025w_16 = {
@@ -913,6 +916,9 @@ void __init board_prom_init(void)
bcm_gpio_writel(val, GPIO_MODE_REG);
+ if (board.has_udc0)
+ bcm63xx_udc_register();
+
/* Generate MAC address for WLAN and
* register our SPROM */
#ifdef CONFIG_SSB_PCIHOST
--- /dev/null
+++ b/arch/mips/bcm63xx/dev-usb-udc.c
@@ -0,0 +1,58 @@
+/*
+ * Copyright (C) 2009 Henk Vergonet <Henk.Vergonet@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.
+ *
+ * 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, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+ */
+#include <linux/init.h>
+#include <linux/kernel.h>
+#include <linux/platform_device.h>
+#include <bcm63xx_cpu.h>
+
+static struct resource udc_resources[] = {
+ {
+ .start = -1, /* filled at runtime */
+ .end = -1, /* filled at runtime */
+ .flags = IORESOURCE_MEM,
+ },
+ {
+ .start = -1, /* filled at runtime */
+ .flags = IORESOURCE_IRQ,
+ },
+};
+
+static u64 udc_dmamask = ~(u32)0;
+
+static struct platform_device bcm63xx_udc_device = {
+ .name = "bcm63xx-udc",
+ .id = 0,
+ .num_resources = ARRAY_SIZE(udc_resources),
+ .resource = udc_resources,
+ .dev = {
+ .dma_mask = &udc_dmamask,
+ .coherent_dma_mask = 0xffffffff,
+ },
+};
+
+int __init bcm63xx_udc_register(void)
+{
+ if (!BCMCPU_IS_6338() && !BCMCPU_IS_6345() && !BCMCPU_IS_6348())
+ return 0;
+
+ udc_resources[0].start = bcm63xx_regset_address(RSET_UDC0);
+ udc_resources[0].end = udc_resources[0].start;
+ udc_resources[0].end += RSET_UDC_SIZE - 1;
+ udc_resources[1].start = bcm63xx_get_irq_number(IRQ_UDC0);
+ return platform_device_register(&bcm63xx_udc_device);
+}
--- a/arch/mips/include/asm/mach-bcm63xx/bcm63xx_cpu.h
+++ b/arch/mips/include/asm/mach-bcm63xx/bcm63xx_cpu.h
@@ -127,7 +127,7 @@ enum bcm63xx_regs_set {
#define BCM_6338_UART1_BASE (0xdeadbeef)
#define BCM_6338_GPIO_BASE (0xfffe0400)
#define BCM_6338_SPI_BASE (0xfffe0c00)
-#define BCM_6338_UDC0_BASE (0xdeadbeef)
+#define BCM_6338_UDC0_BASE (0xfffe3000)
#define BCM_6338_USBDMA_BASE (0xfffe2400)
#define BCM_6338_OHCI0_BASE (0xdeadbeef)
#define BCM_6338_OHCI_PRIV_BASE (0xfffe3000)
@@ -158,7 +158,7 @@ enum bcm63xx_regs_set {
#define BCM_6345_UART1_BASE (0xdeadbeef)
#define BCM_6345_GPIO_BASE (0xfffe0400)
#define BCM_6345_SPI_BASE (0xdeadbeef)
-#define BCM_6345_UDC0_BASE (0xdeadbeef)
+#define BCM_6345_UDC0_BASE (0xfffe2100)
#define BCM_6345_USBDMA_BASE (0xfffe2800)
#define BCM_6345_ENET0_BASE (0xfffe1800)
#define BCM_6345_ENETDMA_BASE (0xfffe2800)
@@ -215,7 +215,7 @@ enum bcm63xx_regs_set {
#define BCM_6358_UART1_BASE (0xfffe0120)
#define BCM_6358_GPIO_BASE (0xfffe0080)
#define BCM_6358_SPI_BASE (0xdeadbeef)
-#define BCM_6358_UDC0_BASE (0xfffe0800)
+#define BCM_6358_UDC0_BASE (0xfffe0400)
#define BCM_6358_OHCI0_BASE (0xfffe1400)
#define BCM_6358_OHCI_PRIV_BASE (0xdeadbeef)
#define BCM_6358_USBH_PRIV_BASE (0xfffe1500)
@@ -444,6 +444,7 @@ enum bcm63xx_irq {
IRQ_UART0,
IRQ_UART1,
IRQ_DSL,
+ IRQ_UDC0,
IRQ_ENET0,
IRQ_ENET1,
IRQ_ENET_PHY,
@@ -486,7 +487,7 @@ enum bcm63xx_irq {
#define BCM_6345_UART0_IRQ (IRQ_INTERNAL_BASE + 2)
#define BCM_6345_DSL_IRQ (IRQ_INTERNAL_BASE + 3)
#define BCM_6345_ATM_IRQ (IRQ_INTERNAL_BASE + 4)
-#define BCM_6345_USB_IRQ (IRQ_INTERNAL_BASE + 5)
+#define BCM_6345_UDC0_IRQ (IRQ_INTERNAL_BASE + 5)
#define BCM_6345_ENET0_IRQ (IRQ_INTERNAL_BASE + 8)
#define BCM_6345_ENET_PHY_IRQ (IRQ_INTERNAL_BASE + 12)
#define BCM_6345_ENET0_RXDMA_IRQ (IRQ_INTERNAL_BASE + 13 + 1)
@@ -508,10 +509,17 @@ enum bcm63xx_irq {
#define BCM_6348_TIMER_IRQ (IRQ_INTERNAL_BASE + 0)
#define BCM_6348_UART0_IRQ (IRQ_INTERNAL_BASE + 2)
#define BCM_6348_DSL_IRQ (IRQ_INTERNAL_BASE + 4)
+#define BCM_6348_UDC0_IRQ (IRQ_INTERNAL_BASE + 6)
#define BCM_6348_ENET1_IRQ (IRQ_INTERNAL_BASE + 7)
#define BCM_6348_ENET0_IRQ (IRQ_INTERNAL_BASE + 8)
#define BCM_6348_ENET_PHY_IRQ (IRQ_INTERNAL_BASE + 9)
#define BCM_6348_OHCI0_IRQ (IRQ_INTERNAL_BASE + 12)
+#define BCM_6348_USB_CNTL_RX_DMA_IRQ (IRQ_INTERNAL_BASE + 14)
+#define BCM_6348_USB_CNTL_TX_DMA_IRQ (IRQ_INTERNAL_BASE + 15)
+#define BCM_6348_USB_BULK_RX_DMA_IRQ (IRQ_INTERNAL_BASE + 16)
+#define BCM_6348_USB_BULK_TX_DMA_IRQ (IRQ_INTERNAL_BASE + 17)
+#define BCM_6348_USB_ISO_RX_DMA_IRQ (IRQ_INTERNAL_BASE + 18)
+#define BCM_6348_USB_ISO_TX_DMA_IRQ (IRQ_INTERNAL_BASE + 19)
#define BCM_6348_ENET0_RXDMA_IRQ (IRQ_INTERNAL_BASE + 20)
#define BCM_6348_ENET0_TXDMA_IRQ (IRQ_INTERNAL_BASE + 21)
#define BCM_6348_ENET1_RXDMA_IRQ (IRQ_INTERNAL_BASE + 22)
--- /dev/null
+++ b/arch/mips/include/asm/mach-bcm63xx/bcm63xx_dev_usb_udc.h
@@ -0,0 +1,6 @@
+#ifndef BCM63XX_DEV_USB_UDC_H_
+#define BCM63XX_DEV_USB_UDC_H_
+
+int bcm63xx_udc_register(void);
+
+#endif /* BCM63XX_DEV_USB_UDC_H_ */
--- a/arch/mips/include/asm/mach-bcm63xx/board_bcm963xx.h
+++ b/arch/mips/include/asm/mach-bcm63xx/board_bcm963xx.h
@@ -47,6 +47,7 @@ struct board_info {
unsigned int has_dsp:1;
unsigned int has_uart0:1;
unsigned int has_uart1:1;
+ unsigned int has_udc0:1;
/* ethernet config */
struct bcm63xx_enet_platform_data enet0;
--- a/arch/mips/bcm63xx/Makefile
+++ b/arch/mips/bcm63xx/Makefile
@@ -1,6 +1,6 @@
obj-y += clk.o cpu.o cs.o gpio.o irq.o prom.o setup.o timer.o \
dev-dsp.o dev-enet.o dev-pcmcia.o dev-uart.o dev-wdt.o \
- dev-usb-ohci.o dev-usb-ehci.o
+ dev-usb-ohci.o dev-usb-ehci.o dev-usb-udc.o
obj-$(CONFIG_EARLY_PRINTK) += early_printk.o
obj-y += boards/
--- a/arch/mips/bcm63xx/clk.c
+++ b/arch/mips/bcm63xx/clk.c
@@ -141,6 +141,30 @@ static struct clk clk_usbh = {
};
/*
+ * USB slave clock
+ */
+static void usbs_set(struct clk *clk, int enable)
+{
+ u32 mask;
+
+ switch(bcm63xx_get_cpu_id()) {
+ case BCM6338_CPU_ID:
+ mask = CKCTL_6338_USBS_EN;
+ break;
+ case BCM6348_CPU_ID:
+ mask = CKCTL_6348_USBS_EN;
+ break;
+ default:
+ return;
+ }
+ bcm_hwclock_set(mask, enable);
+}
+
+static struct clk clk_usbs = {
+ .set = usbs_set,
+};
+
+/*
* SPI clock
*/
static void spi_set(struct clk *clk, int enable)
@@ -208,6 +232,8 @@ struct clk *clk_get(struct device *dev,
return &clk_ephy;
if (!strcmp(id, "usbh"))
return &clk_usbh;
+ if (!strcmp(id, "usbs"))
+ return &clk_usbs;
if (!strcmp(id, "spi"))
return &clk_spi;
if (!strcmp(id, "periph"))
--- a/arch/mips/bcm63xx/Kconfig
+++ b/arch/mips/bcm63xx/Kconfig
@@ -7,6 +7,7 @@ config BCM63XX_CPU_6338
select USB_ARCH_HAS_OHCI
select USB_OHCI_BIG_ENDIAN_DESC
select USB_OHCI_BIG_ENDIAN_MMIO
+ select USB_ARCH_HAS_UDC
config BCM63XX_CPU_6345
bool "support 6345 CPU"
@@ -19,6 +20,7 @@ config BCM63XX_CPU_6348
select USB_ARCH_HAS_OHCI
select USB_OHCI_BIG_ENDIAN_DESC
select USB_OHCI_BIG_ENDIAN_MMIO
+ select USB_ARCH_HAS_UDC
config BCM63XX_CPU_6358
bool "support 6358 CPU"

View File

@ -0,0 +1,25 @@
--- a/arch/mips/bcm63xx/boards/board_bcm963xx.c
+++ b/arch/mips/bcm63xx/boards/board_bcm963xx.c
@@ -1051,5 +1051,9 @@ int __init board_register_devices(void)
platform_device_register(&bcm63xx_gpio_buttons_device);
}
+ if (board.num_devs) {
+ platform_add_devices(board.devs, board.num_devs);
+ }
+
return 0;
}
--- a/arch/mips/include/asm/mach-bcm63xx/board_bcm963xx.h
+++ b/arch/mips/include/asm/mach-bcm63xx/board_bcm963xx.h
@@ -61,6 +61,10 @@ struct board_info {
/* Buttons */
struct gpio_button buttons[2];
+
+ /* Additional platform devices */
+ struct platform_device **devs;
+ unsigned int num_devs;
};
#endif /* ! BOARD_BCM963XX_H_ */

View File

@ -0,0 +1,279 @@
--- a/drivers/gpio/Kconfig
+++ b/drivers/gpio/Kconfig
@@ -343,4 +343,12 @@ config GPIO_JANZ_TTL
This driver provides support for driving the pins in output
mode only. Input mode is not supported.
+comment "Other GPIO expanders"
+
+config GPIO_NXP_74HC164
+ tristate "NXP 74HC164 Output expanders"
+ help
+ Platform driver for NXP 74HC164 8-output Expanders. This
+ provides a GPIO interface supporting outputs.
+
endif
--- a/drivers/gpio/Makefile
+++ b/drivers/gpio/Makefile
@@ -17,6 +17,7 @@ obj-$(CONFIG_GPIO_MAX7301) += max7301.o
obj-$(CONFIG_GPIO_MAX732X) += max732x.o
obj-$(CONFIG_GPIO_MC33880) += mc33880.o
obj-$(CONFIG_GPIO_MCP23S08) += mcp23s08.o
+obj-$(CONFIG_GPIO_NXP_74HC164) += nxp_74hc164.o
obj-$(CONFIG_GPIO_PCA953X) += pca953x.o
obj-$(CONFIG_GPIO_PCF857X) += pcf857x.o
obj-$(CONFIG_GPIO_PL061) += pl061.o
--- /dev/null
+++ b/drivers/gpio/nxp_74hc164.c
@@ -0,0 +1,226 @@
+/*
+ * NXP 74HC164 - output expander GPIO driver
+ *
+ * Copyright (C) 2010 Gabor Juhos <juhosg@openwrt.org>
+ * Copyright (C) 2010 Miguel Gaio <miguel.gaio@efixo.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.
+ *
+ * Copy from nxp_74hc153.c code
+ */
+
+#include <linux/module.h>
+#include <linux/init.h>
+#include <linux/gpio.h>
+#include <linux/bitops.h>
+#include <linux/platform_device.h>
+#include <linux/nxp_74hc164.h>
+
+#define NXP_74HC164_NUM_GPIOS 8
+
+struct nxp_74hc164_chip {
+ struct device *parent;
+ struct gpio_chip gpio_chip;
+ struct mutex lock;
+ long mask;
+};
+
+static void nxp_74hc164_set_value(struct gpio_chip *, unsigned, int);
+
+static struct nxp_74hc164_chip *gpio_to_nxp(struct gpio_chip *gc)
+{
+ return container_of(gc, struct nxp_74hc164_chip, gpio_chip);
+}
+
+static int nxp_74hc164_direction_input(struct gpio_chip *gc, unsigned offset)
+{
+ WARN_ON(1);
+ return -EINVAL;
+}
+
+static int nxp_74hc164_direction_output(struct gpio_chip *gc,
+ unsigned offset, int val)
+{
+ nxp_74hc164_set_value(gc, offset, val);
+ return 0;
+}
+
+static int nxp_74hc164_get_value(struct gpio_chip *gc, unsigned offset)
+{
+ struct nxp_74hc164_chip *nxp = gpio_to_nxp(gc);
+ int ret;
+
+ mutex_lock(&nxp->lock);
+ ret = test_bit(offset, &nxp->mask);
+ mutex_unlock(&nxp->lock);
+
+ return ret;
+}
+
+static void nxp_74hc164_set_value(struct gpio_chip *gc,
+ unsigned offset, int val)
+{
+ struct nxp_74hc164_chip *nxp;
+ struct nxp_74hc164_platform_data *pdata;
+ long mask;
+ int refresh;
+ int i;
+
+ nxp = gpio_to_nxp(gc);
+ pdata = nxp->parent->platform_data;
+
+ mutex_lock(&nxp->lock);
+ if (val)
+ refresh = (test_and_set_bit(offset, &nxp->mask) != val);
+ else
+ refresh = (test_and_clear_bit(offset, &nxp->mask) != val);
+
+ if (refresh) {
+ mask = nxp->mask;
+ for (i = 8; i > 0; --i, mask <<= 1) {
+ gpio_set_value(pdata->gpio_pin_data, mask & 0x80);
+ gpio_set_value(pdata->gpio_pin_clk, 1);
+ gpio_set_value(pdata->gpio_pin_clk, 0);
+ }
+ }
+ mutex_unlock(&nxp->lock);
+}
+
+static int __devinit nxp_74hc164_probe(struct platform_device *pdev)
+{
+ struct nxp_74hc164_platform_data *pdata;
+ struct nxp_74hc164_chip *nxp;
+ struct gpio_chip *gc;
+ int err;
+
+ pdata = pdev->dev.platform_data;
+ if (pdata == NULL) {
+ dev_dbg(&pdev->dev, "no platform data specified\n");
+ return -EINVAL;
+ }
+
+ nxp = kzalloc(sizeof(struct nxp_74hc164_chip), GFP_KERNEL);
+ if (nxp == NULL) {
+ dev_err(&pdev->dev, "no memory for private data\n");
+ return -ENOMEM;
+ }
+
+ err = gpio_request(pdata->gpio_pin_clk, dev_name(&pdev->dev));
+ if (err) {
+ dev_err(&pdev->dev, "unable to claim gpio %u, err=%d\n",
+ pdata->gpio_pin_clk, err);
+ goto err_free_nxp;
+ }
+
+ err = gpio_request(pdata->gpio_pin_data, dev_name(&pdev->dev));
+ if (err) {
+ dev_err(&pdev->dev, "unable to claim gpio %u, err=%d\n",
+ pdata->gpio_pin_data, err);
+ goto err_free_clk;
+ }
+
+ err = gpio_direction_output(pdata->gpio_pin_clk, 0);
+ if (err) {
+ dev_err(&pdev->dev,
+ "unable to set direction of gpio %u, err=%d\n",
+ pdata->gpio_pin_clk, err);
+ goto err_free_data;
+ }
+
+ err = gpio_direction_output(pdata->gpio_pin_data, 0);
+ if (err) {
+ dev_err(&pdev->dev,
+ "unable to set direction of gpio %u, err=%d\n",
+ pdata->gpio_pin_data, err);
+ goto err_free_data;
+ }
+
+ nxp->parent = &pdev->dev;
+ mutex_init(&nxp->lock);
+
+ gc = &nxp->gpio_chip;
+
+ gc->direction_input = nxp_74hc164_direction_input;
+ gc->direction_output = nxp_74hc164_direction_output;
+ gc->get = nxp_74hc164_get_value;
+ gc->set = nxp_74hc164_set_value;
+ gc->can_sleep = 1;
+
+ gc->base = pdata->gpio_base;
+ gc->ngpio = NXP_74HC164_NUM_GPIOS;
+ gc->label = dev_name(nxp->parent);
+ gc->dev = nxp->parent;
+ gc->owner = THIS_MODULE;
+
+ err = gpiochip_add(&nxp->gpio_chip);
+ if (err) {
+ dev_err(&pdev->dev, "unable to add gpio chip, err=%d\n", err);
+ goto err_free_data;
+ }
+
+ platform_set_drvdata(pdev, nxp);
+ return 0;
+
+ err_free_data:
+ gpio_free(pdata->gpio_pin_data);
+ err_free_clk:
+ gpio_free(pdata->gpio_pin_clk);
+ err_free_nxp:
+ kfree(nxp);
+ return err;
+}
+
+static int nxp_74hc164_remove(struct platform_device *pdev)
+{
+ struct nxp_74hc164_chip *nxp = platform_get_drvdata(pdev);
+ struct nxp_74hc164_platform_data *pdata = pdev->dev.platform_data;
+
+ if (nxp) {
+ int err;
+
+ err = gpiochip_remove(&nxp->gpio_chip);
+ if (err) {
+ dev_err(&pdev->dev,
+ "unable to remove gpio chip, err=%d\n",
+ err);
+ return err;
+ }
+
+ gpio_free(pdata->gpio_pin_clk);
+ gpio_free(pdata->gpio_pin_data);
+
+ kfree(nxp);
+ platform_set_drvdata(pdev, NULL);
+ }
+
+ return 0;
+}
+
+static struct platform_driver nxp_74hc164_driver = {
+ .probe = nxp_74hc164_probe,
+ .remove = __devexit_p(nxp_74hc164_remove),
+ .driver = {
+ .name = NXP_74HC164_DRIVER_NAME,
+ .owner = THIS_MODULE,
+ },
+};
+
+static int __init nxp_74hc164_init(void)
+{
+ return platform_driver_register(&nxp_74hc164_driver);
+}
+subsys_initcall(nxp_74hc164_init);
+
+static void __exit nxp_74hc164_exit(void)
+{
+ platform_driver_unregister(&nxp_74hc164_driver);
+}
+module_exit(nxp_74hc164_exit);
+
+MODULE_AUTHOR("Gabor Juhos <juhosg@openwrt.org>");
+MODULE_AUTHOR("Miguel Gaio <miguel.gaio@efixo.com>");
+MODULE_DESCRIPTION("GPIO expander driver for NXP 74HC164");
+MODULE_LICENSE("GPL v2");
+MODULE_ALIAS("platform:" NXP_74HC164_DRIVER_NAME);
--- /dev/null
+++ b/include/linux/nxp_74hc164.h
@@ -0,0 +1,22 @@
+/*
+ * NXP 74HC164 - Dual 4-input multiplexer defines
+ *
+ * Copyright (C) 2010 Gabor Juhos <juhosg@openwrt.org>
+ *
+ * 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.
+ */
+
+#ifndef _NXP_74HC164_H
+#define _NXP_74HC164_H
+
+#define NXP_74HC164_DRIVER_NAME "nxp-74hc164"
+
+struct nxp_74hc164_platform_data {
+ unsigned gpio_base;
+ unsigned gpio_pin_data;
+ unsigned gpio_pin_clk;
+};
+
+#endif /* _NXP_74HC164_H */

View File

@ -0,0 +1,60 @@
--- a/arch/mips/bcm63xx/boards/board_bcm963xx.c
+++ b/arch/mips/bcm63xx/boards/board_bcm963xx.c
@@ -479,6 +479,49 @@ static struct board_info __initdata boar
.has_ohci0 = 1,
};
+
+static struct board_info __initdata board_96348_D4PW = {
+ .name = "D-4P-W",
+ .expected_cpu_id = 0x6348,
+
+ .has_enet0 = 1,
+ .has_enet1 = 1,
+ .has_pci = 1,
+
+ .enet0 = {
+ .has_phy = 1,
+ .use_internal_phy = 1,
+ },
+ .enet1 = {
+ .force_speed_100 = 1,
+ .force_duplex_full = 1,
+ },
+
+ .has_ohci0 = 1,
+ .has_ehci0 = 1,
+
+ .leds = {
+ {
+ .name = "ppp",
+ .gpio = 4,
+ .active_low = 1,
+ },
+ {
+ .name = "ppp-fail",
+ .gpio = 5,
+ .active_low = 1,
+ },
+ {
+ .name = "power",
+ .gpio = 0,
+ .active_low = 1,
+ .default_trigger = "default-on",
+
+ },
+ },
+
+};
+
#endif
/*
@@ -737,6 +780,7 @@ static const struct board_info __initdat
&board_DV201AMR,
&board_96348gw_a,
&board_rta1025w_16,
+ &board_96348_D4PW,
#endif
#ifdef CONFIG_BCM63XX_CPU_6358

View File

@ -0,0 +1,536 @@
--- a/arch/mips/bcm63xx/boards/board_bcm963xx.c
+++ b/arch/mips/bcm63xx/boards/board_bcm963xx.c
@@ -17,6 +17,7 @@
#include <linux/ssb/ssb.h>
#include <linux/gpio_buttons.h>
#include <linux/input.h>
+#include <linux/nxp_74hc164.h>
#include <asm/addrspace.h>
#include <bcm63xx_board.h>
#include <bcm63xx_cpu.h>
@@ -34,6 +35,12 @@
#define PFX "board_bcm963xx: "
+#define NEUFBOX4_PID_OFFSET 0xff80
+#define NEUFBOX4_EXP_GPIO_BASE 64
+#define NEUFBOX4_GPIO_74HC164_DATA 7
+#define NEUFBOX4_GPIO_74HC164_CLK 6
+#define NXP_74HC64_GPIO(X) (NEUFBOX4_EXP_GPIO_BASE + (X))
+
static struct bcm963xx_nvram nvram;
static unsigned int mac_addr_used;
static struct board_info board;
@@ -758,6 +765,471 @@ static struct board_info __initdata boar
.has_ohci0 = 1,
};
+
+static struct nxp_74hc164_platform_data neufbox4_74hc164_data = {
+ .gpio_base = NEUFBOX4_EXP_GPIO_BASE,
+ .gpio_pin_data = NEUFBOX4_GPIO_74HC164_DATA,
+ .gpio_pin_clk = NEUFBOX4_GPIO_74HC164_CLK,
+
+};
+
+static struct platform_device neufbox4_74hc164 = {
+ .name = NXP_74HC164_DRIVER_NAME,
+ .id = -1,
+ .dev = {
+ .platform_data = &neufbox4_74hc164_data,
+ }
+};
+
+static struct platform_device * __initdata neufbox4_devices[] = {
+ &neufbox4_74hc164,
+};
+
+static struct board_info __initdata board_nb4_ser_r0 = {
+ .name = "NB4-SER-r0",
+ .expected_cpu_id = 0x6358,
+
+ .has_enet0 = 1,
+ .has_enet1 = 1,
+ .has_pci = 1,
+
+ .enet0 = {
+ .has_phy = 1,
+ .use_internal_phy = 1,
+ },
+
+ .enet1 = {
+ .force_speed_100 = 1,
+ .force_duplex_full = 1,
+ },
+
+
+ .has_ohci0 = 1,
+ .has_pccard = 1,
+ .has_ehci0 = 1,
+
+ .has_udc0 = 1,
+
+ .leds = {
+ {
+ .name = "adsl",
+ .gpio = NXP_74HC64_GPIO(4),
+ .active_low = 1,
+ },
+ {
+ .name = "traffic",
+ .gpio = 2,
+ .active_low = 1,
+ },
+ {
+ .name = "tel",
+ .gpio = NXP_74HC64_GPIO(3),
+ .active_low = 1,
+ },
+ {
+ .name = "tv",
+ .gpio = NXP_74HC64_GPIO(2),
+ .active_low = 1,
+ },
+ {
+ .name = "wifi",
+ .gpio = 15,
+ .active_low = 1,
+ },
+ {
+ .name = "alarm",
+ .gpio = NXP_74HC64_GPIO(0),
+ .active_low = 1,
+ },
+ {
+ .name = "service:red",
+ .gpio = 29,
+ .active_low = 1,
+ },
+ {
+ .name = "service:green",
+ .gpio = 30,
+ .active_low = 1,
+ },
+ {
+ .name = "service:blue",
+ .gpio = 4,
+ .active_low = 1,
+ },
+ },
+ .buttons = {
+ {
+ .desc = "reset",
+ .gpio = 34,
+ .type = EV_KEY,
+ .code = KEY_RESTART,
+ .threshold = 3,
+ },
+ {
+ .desc = "wps",
+ .gpio = 37,
+ .type = EV_KEY,
+ .code = KEY_WPS_BUTTON,
+ .threshold = 3,
+ },
+ },
+ .devs = neufbox4_devices,
+ .num_devs = ARRAY_SIZE(neufbox4_devices),
+};
+
+static struct board_info __initdata board_nb4_ser_r1 = {
+ .name = "NB4-SER-r1",
+ .expected_cpu_id = 0x6358,
+
+ .has_enet0 = 1,
+ .has_enet1 = 1,
+ .has_pci = 1,
+
+ .enet0 = {
+ .has_phy = 1,
+ .use_internal_phy = 1,
+ },
+
+ .enet1 = {
+ .force_speed_100 = 1,
+ .force_duplex_full = 1,
+ },
+
+
+ .has_ohci0 = 1,
+ .has_pccard = 1,
+ .has_ehci0 = 1,
+
+ .has_udc0 = 1,
+
+ .leds = {
+ {
+ .name = "adsl",
+ .gpio = NXP_74HC64_GPIO(4),
+ .active_low = 1,
+ },
+ {
+ .name = "traffic",
+ .gpio = 2,
+ .active_low = 1,
+ },
+ {
+ .name = "tel",
+ .gpio = NXP_74HC64_GPIO(3),
+ .active_low = 1,
+ },
+ {
+ .name = "tv",
+ .gpio = NXP_74HC64_GPIO(2),
+ .active_low = 1,
+ },
+ {
+ .name = "wifi",
+ .gpio = 15,
+ .active_low = 1,
+ },
+ {
+ .name = "alarm",
+ .gpio = NXP_74HC64_GPIO(0),
+ .active_low = 1,
+ },
+ {
+ .name = "service:red",
+ .gpio = 29,
+ .active_low = 1,
+ },
+ {
+ .name = "service:green",
+ .gpio = 30,
+ .active_low = 1,
+ },
+ {
+ .name = "service:blue",
+ .gpio = 4,
+ .active_low = 1,
+ },
+ },
+ .buttons = {
+ {
+ .desc = "reset",
+ .gpio = 34,
+ .type = EV_KEY,
+ .code = KEY_RESTART,
+ .threshold = 3,
+ },
+ {
+ .desc = "wps",
+ .gpio = 37,
+ .type = EV_KEY,
+ .code = KEY_WPS_BUTTON,
+ .threshold = 3,
+ },
+ },
+ .devs = neufbox4_devices,
+ .num_devs = ARRAY_SIZE(neufbox4_devices),
+};
+
+static struct board_info __initdata board_nb4_ser_r2 = {
+ .name = "NB4-SER-r2",
+ .expected_cpu_id = 0x6358,
+
+ .has_enet0 = 1,
+ .has_enet1 = 1,
+ .has_pci = 1,
+
+ .enet0 = {
+ .has_phy = 1,
+ .use_internal_phy = 1,
+ },
+
+ .enet1 = {
+ .force_speed_100 = 1,
+ .force_duplex_full = 1,
+ },
+
+
+ .has_ohci0 = 1,
+ .has_pccard = 1,
+ .has_ehci0 = 1,
+
+ .leds = {
+ {
+ .name = "adsl",
+ .gpio = NXP_74HC64_GPIO(4),
+ .active_low = 1,
+ },
+ {
+ .name = "traffic",
+ .gpio = 2,
+ .active_low = 1,
+ },
+ {
+ .name = "tel",
+ .gpio = NXP_74HC64_GPIO(3),
+ .active_low = 1,
+ },
+ {
+ .name = "tv",
+ .gpio = NXP_74HC64_GPIO(2),
+ .active_low = 1,
+ },
+ {
+ .name = "wifi",
+ .gpio = 15,
+ .active_low = 1,
+ },
+ {
+ .name = "alarm",
+ .gpio = NXP_74HC64_GPIO(0),
+ .active_low = 1,
+ },
+ {
+ .name = "service:red",
+ .gpio = 29,
+ .active_low = 1,
+ },
+ {
+ .name = "service:green",
+ .gpio = 30,
+ .active_low = 1,
+ },
+ {
+ .name = "service:blue",
+ .gpio = 4,
+ .active_low = 1,
+ },
+ },
+ .buttons = {
+ {
+ .desc = "reset",
+ .gpio = 34,
+ .type = EV_KEY,
+ .code = KEY_RESTART,
+ .threshold = 3,
+ },
+ {
+ .desc = "wps",
+ .gpio = 37,
+ .type = EV_KEY,
+ .code = KEY_WPS_BUTTON,
+ .threshold = 3,
+ },
+ },
+ .devs = neufbox4_devices,
+ .num_devs = ARRAY_SIZE(neufbox4_devices),
+};
+
+static struct board_info __initdata board_nb4_fxc_r1 = {
+ .name = "NB4-FXC-r1",
+ .expected_cpu_id = 0x6358,
+
+ .has_enet0 = 1,
+ .has_enet1 = 1,
+ .has_pci = 1,
+
+ .enet0 = {
+ .has_phy = 1,
+ .use_internal_phy = 1,
+ },
+
+ .enet1 = {
+ .force_speed_100 = 1,
+ .force_duplex_full = 1,
+ },
+
+
+ .has_ohci0 = 1,
+ .has_pccard = 1,
+ .has_ehci0 = 1,
+
+ .has_udc0 = 1,
+
+ .leds = {
+ {
+ .name = "adsl",
+ .gpio = NXP_74HC64_GPIO(4),
+ .active_low = 1,
+ },
+ {
+ .name = "traffic",
+ .gpio = 2,
+ },
+ {
+ .name = "tel",
+ .gpio = NXP_74HC64_GPIO(3),
+ .active_low = 1,
+ },
+ {
+ .name = "tv",
+ .gpio = NXP_74HC64_GPIO(2),
+ .active_low = 1,
+ },
+ {
+ .name = "wifi",
+ .gpio = 15,
+ },
+ {
+ .name = "alarm",
+ .gpio = NXP_74HC64_GPIO(0),
+ .active_low = 1,
+ },
+ {
+ .name = "service:red",
+ .gpio = 29,
+ },
+ {
+ .name = "service:green",
+ .gpio = 30,
+ },
+ {
+ .name = "service:blue",
+ .gpio = 4,
+ },
+ },
+ .buttons = {
+ {
+ .desc = "reset",
+ .gpio = 34,
+ .type = EV_KEY,
+ .code = KEY_RESTART,
+ .threshold = 3,
+ },
+ {
+ .desc = "wps",
+ .gpio = 37,
+ .type = EV_KEY,
+ .code = KEY_WPS_BUTTON,
+ .threshold = 3,
+ },
+ },
+ .devs = neufbox4_devices,
+ .num_devs = ARRAY_SIZE(neufbox4_devices),
+};
+
+static struct board_info __initdata board_nb4_fxc_r2 = {
+ .name = "NB4-FXC-r2",
+ .expected_cpu_id = 0x6358,
+
+ .has_enet0 = 1,
+ .has_enet1 = 1,
+ .has_pci = 1,
+
+ .enet0 = {
+ .has_phy = 1,
+ .use_internal_phy = 1,
+ },
+
+ .enet1 = {
+ .force_speed_100 = 1,
+ .force_duplex_full = 1,
+ },
+
+
+ .has_ohci0 = 1,
+ .has_pccard = 1,
+ .has_ehci0 = 1,
+
+ .leds = {
+ {
+ .name = "adsl",
+ .gpio = NXP_74HC64_GPIO(4),
+ .active_low = 1,
+ },
+ {
+ .name = "traffic",
+ .gpio = 2,
+ },
+ {
+ .name = "tel",
+ .gpio = NXP_74HC64_GPIO(3),
+ .active_low = 1,
+ },
+ {
+ .name = "tv",
+ .gpio = NXP_74HC64_GPIO(2),
+ .active_low = 1,
+ },
+ {
+ .name = "wifi",
+ .gpio = 15,
+ },
+ {
+ .name = "alarm",
+ .gpio = NXP_74HC64_GPIO(0),
+ .active_low = 1,
+ },
+ {
+ .name = "service:red",
+ .gpio = 29,
+ },
+ {
+ .name = "service:green",
+ .gpio = 30,
+ },
+ {
+ .name = "service:blue",
+ .gpio = 4,
+ },
+ },
+ .buttons = {
+ {
+ .desc = "reset",
+ .gpio = 34,
+ .type = EV_KEY,
+ .code = KEY_RESTART,
+ .threshold = 3,
+ },
+ {
+ .desc = "wps",
+ .gpio = 37,
+ .type = EV_KEY,
+ .code = KEY_WPS_BUTTON,
+ .threshold = 3,
+ },
+ },
+ .devs = neufbox4_devices,
+ .num_devs = ARRAY_SIZE(neufbox4_devices),
+};
#endif
/*
@@ -788,9 +1260,30 @@ static const struct board_info __initdat
&board_96358vw2,
&board_AGPFS0,
&board_DWVS0,
+ &board_nb4_ser_r0,
+ &board_nb4_ser_r1,
+ &board_nb4_ser_r2,
+ &board_nb4_fxc_r1,
+ &board_nb4_fxc_r2,
#endif
};
+static void __init neufbox4_nvram_fixup(void)
+{
+ u8 *boot_addr, *p;
+ u32 val;
+
+ if (BCMCPU_IS_6358() && (!strcmp(nvram.name, "96358VW"))) {
+ val = bcm_mpi_readl(MPI_CSBASE_REG(0));
+ val &= MPI_CSBASE_BASE_MASK;
+ boot_addr = (u8 *)KSEG1ADDR(val);
+ /* Extract neufbox4 PID */
+ p = boot_addr + NEUFBOX4_PID_OFFSET;
+ if (!memcmp(p, "NB4-", 4))
+ memcpy(nvram.name, p, sizeof("NB4-XXX-rX"));
+ }
+}
+
/*
* Register a sane SPROMv2 to make the on-board
* bcm4318 WLAN work
@@ -908,6 +1401,9 @@ void __init board_prom_init(void)
return;
}
+ /* Fixup broken neufbox4 board name */
+ neufbox4_nvram_fixup();
+
/* find board by name */
for (i = 0; i < ARRAY_SIZE(bcm963xx_boards); i++) {
if (strncmp(nvram.name, bcm963xx_boards[i]->name,

View File

@ -0,0 +1,956 @@
--- a/arch/mips/bcm63xx/cpu.c
+++ b/arch/mips/bcm63xx/cpu.c
@@ -56,6 +56,7 @@ static const unsigned long bcm96338_regs
static const int bcm96338_irqs[] = {
[IRQ_TIMER] = BCM_6338_TIMER_IRQ,
+ [IRQ_SPI] = BCM_6338_SPI_IRQ,
[IRQ_UART0] = BCM_6338_UART0_IRQ,
[IRQ_DSL] = BCM_6338_DSL_IRQ,
[IRQ_ENET0] = BCM_6338_ENET0_IRQ,
@@ -130,6 +131,7 @@ static const unsigned long bcm96348_regs
static const int bcm96348_irqs[] = {
[IRQ_TIMER] = BCM_6348_TIMER_IRQ,
+ [IRQ_SPI] = BCM_6348_SPI_IRQ,
[IRQ_UART0] = BCM_6348_UART0_IRQ,
[IRQ_DSL] = BCM_6348_DSL_IRQ,
[IRQ_ENET0] = BCM_6348_ENET0_IRQ,
@@ -173,6 +175,7 @@ static const unsigned long bcm96358_regs
static const int bcm96358_irqs[] = {
[IRQ_TIMER] = BCM_6358_TIMER_IRQ,
+ [IRQ_SPI] = BCM_6358_SPI_IRQ,
[IRQ_UART0] = BCM_6358_UART0_IRQ,
[IRQ_UART1] = BCM_6358_UART1_IRQ,
[IRQ_DSL] = BCM_6358_DSL_IRQ,
--- /dev/null
+++ b/arch/mips/bcm63xx/dev-spi.c
@@ -0,0 +1,60 @@
+/*
+ * 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.
+ *
+ * Copyright (C) 2009 Florian Fainelli <florian@openwrt.org>
+ */
+
+#include <linux/init.h>
+#include <linux/kernel.h>
+#include <linux/platform_device.h>
+
+#include <bcm63xx_cpu.h>
+#include <bcm63xx_dev_spi.h>
+#include <bcm63xx_regs.h>
+
+static struct resource spi_resources[] = {
+ {
+ .start = -1, /* filled at runtime */
+ .end = -1, /* filled at runtime */
+ .flags = IORESOURCE_MEM,
+ },
+ {
+ .start = -1, /* filled at runtime */
+ .flags = IORESOURCE_IRQ,
+ },
+};
+
+static struct bcm63xx_spi_pdata spi_pdata = {
+ .bus_num = 0,
+ .num_chipselect = 4,
+ .speed_hz = 50000000, /* Fclk */
+};
+
+static struct platform_device bcm63xx_spi_device = {
+ .name = "bcm63xx-spi",
+ .id = 0,
+ .num_resources = ARRAY_SIZE(spi_resources),
+ .resource = spi_resources,
+ .dev = {
+ .platform_data = &spi_pdata,
+ },
+};
+
+int __init bcm63xx_spi_register(void)
+{
+ spi_resources[0].start = bcm63xx_regset_address(RSET_SPI);
+ spi_resources[0].end = spi_resources[0].start;
+ spi_resources[0].end += RSET_SPI_SIZE - 1;
+ spi_resources[1].start = bcm63xx_get_irq_number(IRQ_SPI);
+
+ /* Fill in platform data */
+ if (BCMCPU_IS_6338() || BCMCPU_IS_6348())
+ spi_pdata.fifo_size = SPI_BCM_6338_SPI_MSG_DATA_SIZE;
+
+ if (BCMCPU_IS_6358())
+ spi_pdata.fifo_size = SPI_BCM_6358_SPI_MSG_DATA_SIZE;
+
+ return platform_device_register(&bcm63xx_spi_device);
+}
--- a/arch/mips/include/asm/mach-bcm63xx/bcm63xx_cpu.h
+++ b/arch/mips/include/asm/mach-bcm63xx/bcm63xx_cpu.h
@@ -109,6 +109,7 @@ enum bcm63xx_regs_set {
#define RSET_WDT_SIZE 12
#define RSET_ENET_SIZE 2048
#define RSET_ENETDMA_SIZE 2048
+#define RSET_SPI_SIZE 256
#define RSET_UART_SIZE 24
#define RSET_UDC_SIZE 256
#define RSET_OHCI_SIZE 256
@@ -214,7 +215,7 @@ enum bcm63xx_regs_set {
#define BCM_6358_UART0_BASE (0xfffe0100)
#define BCM_6358_UART1_BASE (0xfffe0120)
#define BCM_6358_GPIO_BASE (0xfffe0080)
-#define BCM_6358_SPI_BASE (0xdeadbeef)
+#define BCM_6358_SPI_BASE (0xfffe0800)
#define BCM_6358_UDC0_BASE (0xfffe0400)
#define BCM_6358_OHCI0_BASE (0xfffe1400)
#define BCM_6358_OHCI_PRIV_BASE (0xdeadbeef)
@@ -441,6 +442,7 @@ static inline unsigned long bcm63xx_regs
*/
enum bcm63xx_irq {
IRQ_TIMER = 0,
+ IRQ_SPI,
IRQ_UART0,
IRQ_UART1,
IRQ_DSL,
@@ -507,6 +509,7 @@ enum bcm63xx_irq {
* 6348 irqs
*/
#define BCM_6348_TIMER_IRQ (IRQ_INTERNAL_BASE + 0)
+#define BCM_6348_SPI_IRQ (IRQ_INTERNAL_BASE + 1)
#define BCM_6348_UART0_IRQ (IRQ_INTERNAL_BASE + 2)
#define BCM_6348_DSL_IRQ (IRQ_INTERNAL_BASE + 4)
#define BCM_6348_UDC0_IRQ (IRQ_INTERNAL_BASE + 6)
@@ -531,6 +534,7 @@ enum bcm63xx_irq {
* 6358 irqs
*/
#define BCM_6358_TIMER_IRQ (IRQ_INTERNAL_BASE + 0)
+#define BCM_6358_SPI_IRQ (IRQ_INTERNAL_BASE + 1)
#define BCM_6358_UART0_IRQ (IRQ_INTERNAL_BASE + 2)
#define BCM_6358_UART1_IRQ (IRQ_INTERNAL_BASE + 3)
#define BCM_6358_OHCI0_IRQ (IRQ_INTERNAL_BASE + 5)
--- a/arch/mips/include/asm/mach-bcm63xx/bcm63xx_regs.h
+++ b/arch/mips/include/asm/mach-bcm63xx/bcm63xx_regs.h
@@ -769,4 +769,116 @@
#define DMIPSPLLCFG_N2_SHIFT 29
#define DMIPSPLLCFG_N2_MASK (0x7 << DMIPSPLLCFG_N2_SHIFT)
+/*************************************************************************
+ * _REG relative to RSET_SPI
+ *************************************************************************/
+
+/* BCM 6338 SPI core */
+#define SPI_BCM_6338_SPI_CMD 0x00 /* 16-bits register */
+#define SPI_BCM_6338_SPI_INT_STATUS 0x02
+#define SPI_BCM_6338_SPI_MASK_INT_ST 0x03
+#define SPI_BCM_6338_SPI_INT_MASK 0x04
+#define SPI_BCM_6338_SPI_ST 0x05
+#define SPI_BCM_6338_SPI_CLK_CFG 0x06
+#define SPI_BCM_6338_SPI_FILL_BYTE 0x07
+#define SPI_BCM_6338_SPI_MSG_TAIL 0x09
+#define SPI_BCM_6338_SPI_RX_TAIL 0x0b
+#define SPI_BCM_6338_SPI_MSG_CTL 0x40
+#define SPI_BCM_6338_SPI_MSG_DATA 0x41
+#define SPI_BCM_6338_SPI_MSG_DATA_SIZE 0x3f
+#define SPI_BCM_6338_SPI_RX_DATA 0x80
+#define SPI_BCM_6338_SPI_RX_DATA_SIZE 0x3f
+
+/* BCM 6348 SPI core */
+#define SPI_BCM_6348_SPI_MASK_INT_ST 0x00
+#define SPI_BCM_6348_SPI_INT_STATUS 0x01
+#define SPI_BCM_6348_SPI_CMD 0x02 /* 16-bits register */
+#define SPI_BCM_6348_SPI_FILL_BYTE 0x04
+#define SPI_BCM_6348_SPI_CLK_CFG 0x05
+#define SPI_BCM_6348_SPI_ST 0x06
+#define SPI_BCM_6348_SPI_INT_MASK 0x07
+#define SPI_BCM_6348_SPI_RX_TAIL 0x08
+#define SPI_BCM_6348_SPI_MSG_TAIL 0x10
+#define SPI_BCM_6348_SPI_MSG_DATA 0x40
+#define SPI_BCM_6348_SPI_MSG_CTL 0x42
+#define SPI_BCM_6348_SPI_MSG_DATA_SIZE 0x3f
+#define SPI_BCM_6348_SPI_RX_DATA 0x80
+#define SPI_BCM_6348_SPI_RX_DATA_SIZE 0x3f
+
+/* BCM 6358 SPI core */
+#define SPI_BCM_6358_MSG_CTL 0x00 /* 16-bits register */
+
+#define SPI_BCM_6358_SPI_MSG_DATA 0x02
+#define SPI_BCM_6358_SPI_MSG_DATA_SIZE 0x21e
+
+#define SPI_BCM_6358_SPI_RX_DATA 0x400
+#define SPI_BCM_6358_SPI_RX_DATA_SIZE 0x220
+
+#define SPI_BCM_6358_SPI_CMD 0x700 /* 16-bits register */
+
+#define SPI_BCM_6358_SPI_INT_STATUS 0x702
+#define SPI_BCM_6358_SPI_MASK_INT_ST 0x703
+
+#define SPI_BCM_6358_SPI_INT_MASK 0x704
+
+#define SPI_BCM_6358_SPI_STATUS 0x705
+
+#define SPI_BCM_6358_SPI_CLK_CFG 0x706
+
+#define SPI_BCM_6358_SPI_FILL_BYTE 0x707
+#define SPI_BCM_6358_SPI_MSG_TAIL 0x709
+#define SPI_BCM_6358_SPI_RX_TAIL 0x70B
+
+/* Shared SPI definitions */
+
+/* Message configuration */
+#define SPI_FD_RW 0x00
+#define SPI_HD_W 0x01
+#define SPI_HD_R 0x02
+#define SPI_BYTE_CNT_SHIFT 0
+#define SPI_MSG_TYPE_SHIFT 14
+
+/* Command */
+#define SPI_CMD_NOOP 0x01
+#define SPI_CMD_SOFT_RESET 0x02
+#define SPI_CMD_HARD_RESET 0x04
+#define SPI_CMD_START_IMMEDIATE 0x08
+#define SPI_CMD_COMMAND_SHIFT 0
+#define SPI_CMD_COMMAND_MASK 0x000f
+#define SPI_CMD_DEVICE_ID_SHIFT 4
+#define SPI_CMD_PREPEND_BYTE_CNT_SHIFT 8
+#define SPI_CMD_ONE_BYTE_SHIFT 11
+#define SPI_CMD_ONE_WIRE_SHIFT 12
+#define SPI_DEV_ID_0 0
+#define SPI_DEV_ID_1 1
+#define SPI_DEV_ID_2 2
+#define SPI_DEV_ID_3 3
+
+/* Interrupt mask */
+#define SPI_INTR_CMD_DONE 0x01
+#define SPI_INTR_RX_OVERFLOW 0x02
+#define SPI_INTR_TX_UNDERFLOW 0x04
+#define SPI_INTR_TX_OVERFLOW 0x08
+#define SPI_INTR_RX_UNDERFLOW 0x10
+#define SPI_INTR_CLEAR_ALL 0x1f
+
+/* Status */
+#define SPI_RX_EMPTY 0x02
+#define SPI_CMD_BUSY 0x04
+#define SPI_SERIAL_BUSY 0x08
+
+/* Clock configuration */
+#define SPI_CLK_20MHZ 0x00
+#define SPI_CLK_0_391MHZ 0x01
+#define SPI_CLK_0_781MHZ 0x02 /* default */
+#define SPI_CLK_1_563MHZ 0x03
+#define SPI_CLK_3_125MHZ 0x04
+#define SPI_CLK_6_250MHZ 0x05
+#define SPI_CLK_12_50MHZ 0x06
+#define SPI_CLK_25MHZ 0x07
+#define SPI_CLK_MASK 0x07
+#define SPI_SSOFFTIME_MASK 0x38
+#define SPI_SSOFFTIME_SHIFT 3
+#define SPI_BYTE_SWAP 0x80
+
#endif /* BCM63XX_REGS_H_ */
--- /dev/null
+++ b/drivers/spi/bcm63xx_spi.c
@@ -0,0 +1,628 @@
+/*
+ * Broadcom BCM63xx SPI controller support
+ *
+ * Copyright (C) 2009 Florian Fainelli <florian@openwrt.org>
+ *
+ * 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.
+ *
+ * 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, write to the
+ * Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
+ */
+
+#include <linux/kernel.h>
+#include <linux/init.h>
+#include <linux/clk.h>
+#include <linux/module.h>
+#include <linux/platform_device.h>
+#include <linux/delay.h>
+#include <linux/interrupt.h>
+#include <linux/spi/spi.h>
+#include <linux/spi/spi_bitbang.h>
+#include <linux/gpio.h>
+#include <linux/completion.h>
+#include <linux/err.h>
+
+#include <bcm63xx_io.h>
+#include <bcm63xx_regs.h>
+#include <bcm63xx_dev_spi.h>
+
+#define PFX KBUILD_MODNAME
+#define DRV_VER "0.1.2"
+
+enum bcm63xx_regs_spi {
+ SPI_CMD,
+ SPI_INT_STATUS,
+ SPI_INT_MASK_ST,
+ SPI_INT_MASK,
+ SPI_ST,
+ SPI_CLK_CFG,
+ SPI_FILL_BYTE,
+ SPI_MSG_TAIL,
+ SPI_RX_TAIL,
+ SPI_MSG_CTL,
+ SPI_MSG_DATA,
+ SPI_RX_DATA,
+};
+
+/*
+ * register offsets
+ */
+static const unsigned long bcm96338_regs_spi[] = {
+ [SPI_CMD] = SPI_BCM_6338_SPI_CMD,
+ [SPI_INT_STATUS] = SPI_BCM_6338_SPI_INT_STATUS,
+ [SPI_INT_MASK_ST] = SPI_BCM_6338_SPI_MASK_INT_ST,
+ [SPI_INT_MASK] = SPI_BCM_6338_SPI_INT_MASK,
+ [SPI_ST] = SPI_BCM_6338_SPI_ST,
+ [SPI_CLK_CFG] = SPI_BCM_6338_SPI_CLK_CFG,
+ [SPI_FILL_BYTE] = SPI_BCM_6338_SPI_FILL_BYTE,
+ [SPI_MSG_TAIL] = SPI_BCM_6338_SPI_MSG_TAIL,
+ [SPI_RX_TAIL] = SPI_BCM_6338_SPI_RX_TAIL,
+ [SPI_MSG_CTL] = SPI_BCM_6338_SPI_MSG_CTL,
+ [SPI_MSG_DATA] = SPI_BCM_6338_SPI_MSG_DATA,
+ [SPI_RX_DATA] = SPI_BCM_6338_SPI_RX_DATA,
+};
+
+static const unsigned long bcm96348_regs_spi[] = {
+ [SPI_CMD] = SPI_BCM_6348_SPI_CMD,
+ [SPI_INT_STATUS] = SPI_BCM_6348_SPI_INT_STATUS,
+ [SPI_INT_MASK_ST] = SPI_BCM_6348_SPI_MASK_INT_ST,
+ [SPI_INT_MASK] = SPI_BCM_6348_SPI_INT_MASK,
+ [SPI_ST] = SPI_BCM_6348_SPI_ST,
+ [SPI_CLK_CFG] = SPI_BCM_6348_SPI_CLK_CFG,
+ [SPI_FILL_BYTE] = SPI_BCM_6348_SPI_FILL_BYTE,
+ [SPI_MSG_TAIL] = SPI_BCM_6348_SPI_MSG_TAIL,
+ [SPI_RX_TAIL] = SPI_BCM_6348_SPI_RX_TAIL,
+ [SPI_MSG_CTL] = SPI_BCM_6348_SPI_MSG_CTL,
+ [SPI_MSG_DATA] = SPI_BCM_6348_SPI_MSG_DATA,
+ [SPI_RX_DATA] = SPI_BCM_6348_SPI_RX_DATA,
+};
+
+static const unsigned long bcm96358_regs_spi[] = {
+ [SPI_CMD] = SPI_BCM_6358_SPI_CMD,
+ [SPI_INT_STATUS] = SPI_BCM_6358_SPI_INT_STATUS,
+ [SPI_INT_MASK_ST] = SPI_BCM_6358_SPI_MASK_INT_ST,
+ [SPI_INT_MASK] = SPI_BCM_6358_SPI_INT_MASK,
+ [SPI_ST] = SPI_BCM_6358_SPI_STATUS,
+ [SPI_CLK_CFG] = SPI_BCM_6358_SPI_CLK_CFG,
+ [SPI_FILL_BYTE] = SPI_BCM_6358_SPI_FILL_BYTE,
+ [SPI_MSG_TAIL] = SPI_BCM_6358_SPI_MSG_TAIL,
+ [SPI_RX_TAIL] = SPI_BCM_6358_SPI_RX_TAIL,
+ [SPI_MSG_CTL] = SPI_BCM_6358_MSG_CTL,
+ [SPI_MSG_DATA] = SPI_BCM_6358_SPI_MSG_DATA,
+ [SPI_RX_DATA] = SPI_BCM_6358_SPI_RX_DATA,
+};
+
+
+#ifdef BCMCPU_RUNTIME_DETECT
+static const unsigned long *bcm63xx_regs_spi;
+
+static __init void bcm63xx_spi_regs_init(void)
+{
+ if (BCMCPU_IS_6338())
+ bcm63xx_regs_spi = bcm96338_regs_spi;
+ if (BCMCPU_IS_6348())
+ bcm63xx_regs_spi = bcm96348_regs_spi;
+ if (BCMCPU_IS_6358())
+ bcm63xx_regs_spi = bcm96358_regs_spi;
+}
+#else
+static __init void bcm63xx_spi_regs_init(void) { }
+#endif
+
+static inline unsigned long bcm63xx_spireg(enum bcm63xx_regs_spi reg)
+{
+#ifdef BCMCPU_RUNTIME_DETECT
+ return bcm63xx_regs_spi[reg];
+#else
+#ifdef CONFIG_BCM63XX_CPU_6338
+switch (reg) {
+ case SPI_CMD:
+ return SPI_BCM_6338_SPI_CMD;
+ case SPI_INT_STATUS:
+ return SPI_BCM_6338_SPI_INT_STATUS;
+ case SPI_INT_MASK_ST:
+ return SPI_BCM_6338_SPI_MASK_INT_ST;
+ case SPI_INT_MASK:
+ return SPI_BCM_6338_SPI_INT_MASK;
+ case SPI_ST:
+ return SPI_BCM_6338_SPI_ST;
+ case SPI_CLK_CFG:
+ return SPI_BCM_6338_SPI_CLK_CFG;
+ case SPI_FILL_BYTE:
+ return SPI_BCM_6338_SPI_FILL_BYTE;
+ case SPI_MSG_TAIL:
+ return SPI_BCM_6338_SPI_MSG_TAIL;
+ case SPI_RX_TAIL:
+ return SPI_BCM_6338_SPI_RX_TAIL;
+ case SPI_MSG_CTL:
+ return SPI_BCM_6338_SPI_MSG_CTL;
+ case SPI_MSG_DATA:
+ return SPI_BCM_6338_SPI_MSG_DATA;
+ case SPI_RX_DATA:
+ return SPI_BCM_6338_SPI_RX_DATA;
+}
+#endif
+#ifdef CONFIG_BCM63XX_CPU_6348
+switch (reg) {
+ case SPI_CMD:
+ return SPI_BCM_6348_SPI_CMD;
+ case SPI_INT_MASK_ST:
+ return SPI_BCM_6348_SPI_MASK_INT_ST;
+ case SPI_INT_MASK:
+ return SPI_BCM_6348_SPI_INT_MASK;
+ case SPI_INT_STATUS:
+ return SPI_BCM_6348_SPI_INT_STATUS;
+ case SPI_ST:
+ return SPI_BCM_6348_SPI_ST;
+ case SPI_CLK_CFG:
+ return SPI_BCM_6348_SPI_CLK_CFG;
+ case SPI_FILL_BYTE:
+ return SPI_BCM_6348_SPI_FILL_BYTE;
+ case SPI_MSG_TAIL:
+ return SPI_BCM_6348_SPI_MSG_TAIL;
+ case SPI_RX_TAIL:
+ return SPI_BCM_6348_SPI_RX_TAIL;
+ case SPI_MSG_CTL:
+ return SPI_BCM_6348_SPI_MSG_CTL;
+ case SPI_MSG_DATA:
+ return SPI_BCM_6348_SPI_MSG_DATA;
+ case SPI_RX_DATA:
+ return SPI_BCM_6348_SPI_RX_DATA;
+}
+#endif
+#ifdef CONFIG_BCM63XX_CPU_6358
+switch (reg) {
+ case SPI_CMD:
+ return SPI_BCM_6358_SPI_CMD;
+ case SPI_INT_STATUS:
+ return SPI_BCM_6358_SPI_INT_STATUS;
+ case SPI_INT_MASK_ST:
+ return SPI_BCM_6358_SPI_MASK_INT_ST;
+ case SPI_INT_MASK:
+ return SPI_BCM_6358_SPI_INT_MASK;
+ case SPI_ST:
+ return SPI_BCM_6358_SPI_STATUS;
+ case SPI_CLK_CFG:
+ return SPI_BCM_6358_SPI_CLK_CFG;
+ case SPI_FILL_BYTE:
+ return SPI_BCM_6358_SPI_FILL_BYTE;
+ case SPI_MSG_TAIL:
+ return SPI_BCM_6358_SPI_MSG_TAIL;
+ case SPI_RX_TAIL:
+ return SPI_BCM_6358_SPI_RX_TAIL;
+ case SPI_MSG_CTL:
+ return SPI_BCM_6358_MSG_CTL;
+ case SPI_MSG_DATA:
+ return SPI_BCM_6358_SPI_MSG_DATA;
+ case SPI_RX_DATA:
+ return SPI_BCM_6358_SPI_RX_DATA;
+}
+#endif
+#endif
+ return 0;
+}
+
+/*
+ * helpers for the SPI register sets
+ */
+#define bcm_spi_readb(b,o) bcm_readb((b) + bcm63xx_spireg(o))
+#define bcm_spi_readw(b,o) bcm_readw((b) + bcm63xx_spireg(o))
+#define bcm_spi_writeb(v,b,o) bcm_writeb((v), (b) + bcm63xx_spireg(o))
+#define bcm_spi_writew(v,b,o) bcm_writew((v), (b) + bcm63xx_spireg(o))
+
+struct bcm63xx_spi {
+ /* bitbang has to be first */
+ struct spi_bitbang bitbang;
+ struct completion done;
+
+ void __iomem *regs;
+ int irq;
+
+ /* Platform data */
+ u32 speed_hz;
+ unsigned fifo_size;
+
+ /* Data buffers */
+ const unsigned char *tx_ptr;
+ unsigned char *rx_ptr;
+ int remaining_bytes;
+
+ struct clk *clk;
+ struct resource *ioarea;
+ struct platform_device *pdev;
+};
+
+static void bcm63xx_spi_chipselect(struct spi_device *spi, int is_on)
+{
+ struct bcm63xx_spi *bs = spi_master_get_devdata(spi->master);
+ u16 val;
+
+ val = bcm_spi_readw(bs->regs, SPI_CMD);
+ if (is_on == BITBANG_CS_INACTIVE)
+ val |= SPI_CMD_NOOP;
+ else if (is_on == BITBANG_CS_ACTIVE)
+ val |= (spi->chip_select << SPI_CMD_DEVICE_ID_SHIFT);
+
+ bcm_spi_writew(val, bs->regs, SPI_CMD);
+}
+
+static int bcm63xx_spi_setup_transfer(struct spi_device *spi,
+ struct spi_transfer *t)
+{
+ u8 bits_per_word;
+ u8 clk_cfg;
+ u32 hz;
+ unsigned int div;
+
+ struct bcm63xx_spi *bs = spi_master_get_devdata(spi->master);
+
+ bits_per_word = (t) ? t->bits_per_word : spi->bits_per_word;
+ hz = (t) ? t->speed_hz : spi->max_speed_hz;
+ if (bits_per_word != 8) {
+ dev_err(&spi->dev, "%s, unsupported bits_per_word=%d\n",
+ __func__, bits_per_word);
+ return -EINVAL;
+ }
+
+ if (spi->chip_select > spi->master->num_chipselect) {
+ dev_err(&spi->dev, "%s, unsupported slave %d\n",
+ __func__, spi->chip_select);
+ return -EINVAL;
+ }
+
+ /* Check clock setting */
+ div = (bs->speed_hz / hz);
+ switch (div) {
+ case 2:
+ clk_cfg = SPI_CLK_25MHZ;
+ break;
+ case 4:
+ clk_cfg = SPI_CLK_12_50MHZ;
+ break;
+ case 8:
+ clk_cfg = SPI_CLK_6_250MHZ;
+ break;
+ case 16:
+ clk_cfg = SPI_CLK_3_125MHZ;
+ break;
+ case 32:
+ clk_cfg = SPI_CLK_1_563MHZ;
+ break;
+ case 128:
+ clk_cfg = SPI_CLK_0_781MHZ;
+ break;
+ case 64:
+ default:
+ /* Set to slowest mode for compatibility */
+ clk_cfg = SPI_CLK_0_781MHZ;
+ break;
+ }
+
+ bcm_spi_writeb(clk_cfg, bs->regs, SPI_CLK_CFG);
+ dev_dbg(&spi->dev, "Setting clock register to %d (hz %d, cmd %02x)\n",
+ div, hz, clk_cfg);
+
+ return 0;
+}
+
+/* the spi->mode bits understood by this driver: */
+#define MODEBITS (SPI_CPOL | SPI_CPHA)
+
+static int bcm63xx_spi_setup(struct spi_device *spi)
+{
+ struct spi_bitbang *bitbang;
+ struct bcm63xx_spi *bs;
+ int retval;
+
+ bs = spi_master_get_devdata(spi->master);
+ bitbang = &bs->bitbang;
+
+ if (!spi->bits_per_word)
+ spi->bits_per_word = 8;
+
+ if (spi->mode & ~MODEBITS) {
+ dev_err(&spi->dev, "%s, unsupported mode bits %x\n",
+ __func__, spi->mode & ~MODEBITS);
+ return -EINVAL;
+ }
+
+ retval = bcm63xx_spi_setup_transfer(spi, NULL);
+ if (retval < 0) {
+ dev_err(&spi->dev, "setup: unsupported mode bits %x\n",
+ spi->mode & ~MODEBITS);
+ return retval;
+ }
+
+ dev_dbg(&spi->dev, "%s, mode %d, %u bits/w, %u nsec/bit\n",
+ __func__, spi->mode & MODEBITS, spi->bits_per_word, 0);
+
+ return 0;
+}
+
+/* Fill the TX FIFO with as many bytes as possible */
+static void bcm63xx_spi_fill_tx_fifo(struct bcm63xx_spi *bs)
+{
+ u8 tail;
+
+ /* Fill the Tx FIFO with as many bytes as possible */
+ tail = bcm_spi_readb(bs->regs, SPI_MSG_TAIL);
+ while ((tail < bs->fifo_size) && (bs->remaining_bytes > 0)) {
+ if (bs->tx_ptr)
+ bcm_spi_writeb(*bs->tx_ptr++, bs->regs, SPI_MSG_DATA);
+ else
+ bcm_spi_writeb(0, bs->regs, SPI_MSG_DATA);
+ bs->remaining_bytes--;
+ tail = bcm_spi_readb(bs->regs, SPI_MSG_TAIL);
+ }
+}
+
+static int bcm63xx_txrx_bufs(struct spi_device *spi, struct spi_transfer *t)
+{
+ struct bcm63xx_spi *bs = spi_master_get_devdata(spi->master);
+ u8 msg_ctl;
+ u16 cmd;
+
+ dev_dbg(&spi->dev, "txrx: tx %p, rx %p, len %d\n",
+ t->tx_buf, t->rx_buf, t->len);
+
+ /* Transmitter is inhibited */
+ bs->tx_ptr = t->tx_buf;
+ bs->rx_ptr = t->rx_buf;
+ bs->remaining_bytes = t->len;
+ init_completion(&bs->done);
+
+ bcm63xx_spi_fill_tx_fifo(bs);
+
+ /* Enable the command done interrupt which
+ * we use to determine completion of a command */
+ bcm_spi_writeb(SPI_INTR_CMD_DONE, bs->regs, SPI_INT_MASK);
+
+ /* Fill in the Message control register */
+ msg_ctl = bcm_spi_readb(bs->regs, SPI_MSG_CTL);
+ msg_ctl |= (t->len << SPI_BYTE_CNT_SHIFT);
+ msg_ctl |= (SPI_FD_RW << SPI_MSG_TYPE_SHIFT);
+ bcm_spi_writeb(msg_ctl, bs->regs, SPI_MSG_CTL);
+
+ /* Issue the transfer */
+ cmd = bcm_spi_readw(bs->regs, SPI_CMD);
+ cmd |= SPI_CMD_START_IMMEDIATE;
+ cmd |= (0 << SPI_CMD_PREPEND_BYTE_CNT_SHIFT);
+ bcm_spi_writew(cmd, bs->regs, SPI_CMD);
+
+ wait_for_completion(&bs->done);
+
+ /* Disable the CMD_DONE interrupt */
+ bcm_spi_writeb(~(SPI_INTR_CMD_DONE), bs->regs, SPI_INT_MASK);
+
+ return t->len - bs->remaining_bytes;
+}
+
+/* This driver supports single master mode only. Hence
+ * CMD_DONE is the only interrupt we care about
+ */
+static irqreturn_t bcm63xx_spi_interrupt(int irq, void *dev_id)
+{
+ struct spi_master *master = (struct spi_master *)dev_id;
+ struct bcm63xx_spi *bs = spi_master_get_devdata(master);
+ u8 intr;
+ u16 cmd;
+
+ /* Read interupts and clear them immediately */
+ intr = bcm_spi_readb(bs->regs, SPI_INT_STATUS);
+ bcm_spi_writeb(SPI_INTR_CLEAR_ALL, bs->regs, SPI_INT_MASK);
+
+ /* A tansfer completed */
+ if (intr & SPI_INTR_CMD_DONE) {
+ u8 rx_empty;
+
+ rx_empty = bcm_spi_readb(bs->regs, SPI_ST);
+ /* Read out all the data */
+ while ((rx_empty & SPI_RX_EMPTY) == 0) {
+ u8 data;
+
+ data = bcm_spi_readb(bs->regs, SPI_RX_DATA);
+ if (bs->rx_ptr)
+ *bs->rx_ptr++ = data;
+
+ rx_empty = bcm_spi_readb(bs->regs, SPI_RX_EMPTY);
+ }
+
+ /* See if there is more data to send */
+ if (bs->remaining_bytes > 0) {
+ bcm63xx_spi_fill_tx_fifo(bs);
+
+ /* Start the transfer */
+ cmd = bcm_spi_readw(bs->regs, SPI_CMD);
+ cmd |= SPI_CMD_START_IMMEDIATE;
+ cmd |= (0 << SPI_CMD_PREPEND_BYTE_CNT_SHIFT);
+ bcm_spi_writew(cmd, bs->regs, SPI_CMD);
+ } else
+ complete(&bs->done);
+ }
+
+ return IRQ_HANDLED;
+}
+
+
+static int __init bcm63xx_spi_probe(struct platform_device *pdev)
+{
+ struct resource *r;
+ struct bcm63xx_spi_pdata *pdata = pdev->dev.platform_data;
+ int irq;
+ struct spi_master *master;
+ struct clk *clk;
+ struct bcm63xx_spi *bs;
+ int ret;
+
+ r = platform_get_resource(pdev, IORESOURCE_MEM, 0);
+ if (!r) {
+ ret = -ENXIO;
+ goto out;
+ }
+
+ irq = platform_get_irq(pdev, 0);
+ if (irq < 0) {
+ ret = -ENXIO;
+ goto out;
+ }
+
+ bcm63xx_spi_regs_init();
+
+ clk = clk_get(&pdev->dev, "spi");
+ if (IS_ERR(clk)) {
+ dev_err(&pdev->dev, "No clock for device\n");
+ ret = -ENODEV;
+ goto out;
+ }
+
+ master = spi_alloc_master(&pdev->dev, sizeof(struct bcm63xx_spi));
+ if (!master) {
+ ret = -ENOMEM;
+ goto out_free;
+ }
+
+ bs = spi_master_get_devdata(master);
+ bs->bitbang.master = spi_master_get(master);
+ bs->bitbang.chipselect = bcm63xx_spi_chipselect;
+ bs->bitbang.setup_transfer = bcm63xx_spi_setup_transfer;
+ bs->bitbang.txrx_bufs = bcm63xx_txrx_bufs;
+ bs->bitbang.master->setup = bcm63xx_spi_setup;
+ init_completion(&bs->done);
+
+ platform_set_drvdata(pdev, master);
+ bs->pdev = pdev;
+
+ if (!request_mem_region(r->start,
+ r->end - r->start, PFX)) {
+ ret = -ENXIO;
+ goto out_free;
+ }
+
+ bs->regs = ioremap_nocache(r->start, r->end - r->start);
+ if (!bs->regs) {
+ printk(KERN_ERR PFX " unable to ioremap regs\n");
+ ret = -ENOMEM;
+ goto out_free;
+ }
+ bs->irq = irq;
+ bs->clk = clk;
+ bs->fifo_size = pdata->fifo_size;
+
+ ret = request_irq(irq, bcm63xx_spi_interrupt, 0,
+ pdev->name, master);
+ if (ret) {
+ printk(KERN_ERR PFX " unable to request irq\n");
+ goto out_unmap;
+ }
+
+ master->bus_num = pdata->bus_num;
+ master->num_chipselect = pdata->num_chipselect;
+ bs->speed_hz = pdata->speed_hz;
+
+ /* Initialize hardware */
+ clk_enable(bs->clk);
+ bcm_spi_writeb(SPI_INTR_CLEAR_ALL, bs->regs, SPI_INT_MASK);
+
+ dev_info(&pdev->dev, " at 0x%08x (irq %d, FIFOs size %d) v%s\n",
+ r->start, irq, bs->fifo_size, DRV_VER);
+
+ ret = spi_bitbang_start(&bs->bitbang);
+ if (ret) {
+ dev_err(&pdev->dev, "spi_bitbang_start FAILED\n");
+ goto out_reset_hw;
+ }
+
+ return ret;
+
+out_reset_hw:
+ clk_disable(clk);
+ free_irq(irq, master);
+out_unmap:
+ iounmap(bs->regs);
+out_free:
+ clk_put(clk);
+ spi_master_put(master);
+out:
+ return ret;
+}
+
+static int __exit bcm63xx_spi_remove(struct platform_device *pdev)
+{
+ struct spi_master *master = platform_get_drvdata(pdev);
+ struct bcm63xx_spi *bs = spi_master_get_devdata(master);
+
+ spi_bitbang_stop(&bs->bitbang);
+ clk_disable(bs->clk);
+ clk_put(bs->clk);
+ free_irq(bs->irq, master);
+ iounmap(bs->regs);
+ platform_set_drvdata(pdev, 0);
+ spi_master_put(bs->bitbang.master);
+
+ return 0;
+}
+
+#ifdef CONFIG_PM
+static int bcm63xx_spi_suspend(struct platform_device *pdev, pm_message_t mesg)
+{
+ struct spi_master *master = platform_get_drvdata(pdev);
+ struct bcm63xx_spi *bs = spi_master_get_devdata(master);
+
+ clk_disable(bs->clk);
+
+ return 0;
+}
+
+static int bcm63xx_spi_resume(struct platform_device *pdev)
+{
+ struct bcm63xx_spi *bs = spi_master_get_devdata(master);
+ struct bcm63xx_spi *bs = spi_master_get_devdata(master);
+
+ clk_enable(bs->clk);
+
+ return 0;
+}
+#else
+#define bcm63xx_spi_suspend NULL
+#define bcm63xx_spi_resume NULL
+#endif
+
+static struct platform_driver bcm63xx_spi_driver = {
+ .driver = {
+ .name = "bcm63xx-spi",
+ .owner = THIS_MODULE,
+ },
+ .probe = bcm63xx_spi_probe,
+ .remove = bcm63xx_spi_remove,
+ .suspend = bcm63xx_spi_suspend,
+ .resume = bcm63xx_spi_resume,
+};
+
+
+static int __init bcm63xx_spi_init(void)
+{
+ return platform_driver_register(&bcm63xx_spi_driver);
+}
+
+static void __exit bcm63xx_spi_exit(void)
+{
+ platform_driver_unregister(&bcm63xx_spi_driver);
+}
+
+module_init(bcm63xx_spi_init);
+module_exit(bcm63xx_spi_exit);
+
+MODULE_ALIAS("platform:bcm63xx_spi");
+MODULE_AUTHOR("Florian Fainelli <florian@openwrt.org>");
+MODULE_DESCRIPTION("Broadcom BCM63xx SPI Controller driver");
+MODULE_LICENSE("GPL");
+MODULE_VERSION(DRV_VER);
--- a/drivers/spi/Kconfig
+++ b/drivers/spi/Kconfig
@@ -60,6 +60,13 @@ config SPI_ATMEL
This selects a driver for the Atmel SPI Controller, present on
many AT32 (AVR32) and AT91 (ARM) chips.
+config SPI_BCM63XX
+ tristate "Broadcom BCM63xx SPI controller"
+ depends on BCM63XX
+ select SPI_BITBANG
+ help
+ This is the SPI controller master driver for Broadcom BCM63xx SoC.
+
config SPI_BFIN
tristate "SPI controller driver for ADI Blackfin5xx"
depends on BLACKFIN
--- a/drivers/spi/Makefile
+++ b/drivers/spi/Makefile
@@ -48,6 +48,7 @@ obj-$(CONFIG_SPI_SH_SCI) += spi_sh_sci.
obj-$(CONFIG_SPI_SH_MSIOF) += spi_sh_msiof.o
obj-$(CONFIG_SPI_STMP3XXX) += spi_stmp.o
obj-$(CONFIG_SPI_NUC900) += spi_nuc900.o
+obj-$(CONFIG_SPI_BCM63XX) += bcm63xx_spi.o
# special build for s3c24xx spi driver with fiq support
spi_s3c24xx_hw-y := spi_s3c24xx.o
--- /dev/null
+++ b/arch/mips/include/asm/mach-bcm63xx/bcm63xx_dev_spi.h
@@ -0,0 +1,15 @@
+#ifndef BCM63XX_DEV_SPI_H
+#define BCM63XX_DEV_SPI_H
+
+#include <linux/types.h>
+
+int __init bcm63xx_spi_register(void);
+
+struct bcm63xx_spi_pdata {
+ unsigned int fifo_size;
+ int bus_num;
+ int num_chipselect;
+ u32 speed_hz;
+};
+
+#endif /* BCM63XX_DEV_SPI_H */
--- a/arch/mips/bcm63xx/Makefile
+++ b/arch/mips/bcm63xx/Makefile
@@ -1,6 +1,6 @@
obj-y += clk.o cpu.o cs.o gpio.o irq.o prom.o setup.o timer.o \
dev-dsp.o dev-enet.o dev-pcmcia.o dev-uart.o dev-wdt.o \
- dev-usb-ohci.o dev-usb-ehci.o dev-usb-udc.o
+ dev-usb-ohci.o dev-usb-ehci.o dev-usb-udc.o dev-spi.o
obj-$(CONFIG_EARLY_PRINTK) += early_printk.o
obj-y += boards/
--- a/arch/mips/bcm63xx/boards/board_bcm963xx.c
+++ b/arch/mips/bcm63xx/boards/board_bcm963xx.c
@@ -31,6 +31,7 @@
#include <bcm63xx_dev_usb_ohci.h>
#include <bcm63xx_dev_usb_ehci.h>
#include <bcm63xx_dev_usb_udc.h>
+#include <bcm63xx_dev_spi.h>
#include <board_bcm963xx.h>
#define PFX "board_bcm963xx: "
@@ -1459,6 +1460,9 @@ void __init board_prom_init(void)
if (board.has_udc0)
bcm63xx_udc_register();
+ if (!BCMCPU_IS_6345())
+ bcm63xx_spi_register();
+
/* Generate MAC address for WLAN and
* register our SPROM */
#ifdef CONFIG_SSB_PCIHOST

View File

@ -0,0 +1,22 @@
--- a/arch/mips/bcm63xx/boards/board_bcm963xx.c
+++ b/arch/mips/bcm63xx/boards/board_bcm963xx.c
@@ -1453,6 +1453,8 @@ void __init board_prom_init(void)
if (BCMCPU_IS_6348())
val |= GPIO_MODE_6348_G3_EXT_MII |
GPIO_MODE_6348_G0_EXT_MII;
+ else if (BCMCPU_IS_6358())
+ val |= GPIO_MODE_6358_ENET1_MII_CLK_INV;
}
bcm_gpio_writel(val, GPIO_MODE_REG);
--- a/arch/mips/include/asm/mach-bcm63xx/bcm63xx_regs.h
+++ b/arch/mips/include/asm/mach-bcm63xx/bcm63xx_regs.h
@@ -402,6 +402,8 @@
#define GPIO_MODE_6358_EXTRA_SPI_SS (1 << 7)
#define GPIO_MODE_6358_SERIAL_LED (1 << 10)
#define GPIO_MODE_6358_UTOPIA (1 << 12)
+#define GPIO_MODE_6358_ENET0_MII_CLK_INV (1 << 30)
+#define GPIO_MODE_6358_ENET1_MII_CLK_INV (1 << 31)
/*************************************************************************

View File

@ -0,0 +1,16 @@
--- a/drivers/usb/host/ehci-hub.c
+++ b/drivers/usb/host/ehci-hub.c
@@ -837,11 +837,13 @@ static int ehci_hub_control (
* power switching; they're allowed to just limit the
* current. khubd will turn the power back on.
*/
+#ifndef CONFIG_BCM63XX
if (HCS_PPC (ehci->hcs_params)){
ehci_writel(ehci,
temp & ~(PORT_RWC_BITS | PORT_POWER),
status_reg);
}
+#endif
}
/* whoever resumes must GetPortStatus to complete it!! */

View File

@ -0,0 +1,34 @@
--- a/arch/mips/bcm63xx/boards/board_bcm963xx.c
+++ b/arch/mips/bcm63xx/boards/board_bcm963xx.c
@@ -47,6 +47,13 @@ static unsigned int mac_addr_used;
static struct board_info board;
/*
+ * Required export for WL
+ */
+#define NVRAM_SPACE 0x8000
+char nvram_buf[NVRAM_SPACE];
+EXPORT_SYMBOL(nvram_buf);
+
+/*
* known 6338 boards
*/
#ifdef CONFIG_BCM63XX_CPU_6338
@@ -1387,6 +1394,7 @@ void __init board_prom_init(void)
/* extract nvram data */
memcpy(&nvram, boot_addr + BCM963XX_NVRAM_OFFSET, sizeof(nvram));
+ memcpy(&nvram_buf, boot_addr + BCM963XX_NVRAM_OFFSET, NVRAM_SPACE);
/* check checksum before using data */
if (nvram.version <= 4)
--- a/arch/mips/mm/cache.c
+++ b/arch/mips/mm/cache.c
@@ -52,6 +52,7 @@ void (*_dma_cache_wback)(unsigned long s
void (*_dma_cache_inv)(unsigned long start, unsigned long size);
EXPORT_SYMBOL(_dma_cache_wback_inv);
+EXPORT_SYMBOL(_dma_cache_inv);
#endif /* CONFIG_DMA_NONCOHERENT */