openwrt-xburst/target/linux/xburst/patches-2.6.31/200-qi_lb60.patch

From 5125a5b4a4705f98db4a98d009a8b1c9e449ba51 Mon Sep 17 00:00:00 2001
From: Xiangfu Liu <xiangfu.z@gmail.com>
Date: Thu, 20 Aug 2009 18:38:09 +0800
Subject: [PATCH] qi_lb60

---
 arch/mips/Kconfig                                 |    8 ++
 arch/mips/include/asm/mach-jz4740/board-qi_lb60.h |   79 +++++++++++++++
 arch/mips/include/asm/mach-jz4740/jz4740.h        |    4 +
 arch/mips/jz4740/Makefile                         |    1 +
 arch/mips/jz4740/board-qi_lb60.c                  |  110 +++++++++++++++++++++
 drivers/video/jzlcd.c                             |   23 +++--
 drivers/video/jzlcd.h                             |   15 +++-
 7 files changed, 227 insertions(+), 13 deletions(-)
 create mode 100644 arch/mips/include/asm/mach-jz4740/board-qi_lb60.h
 create mode 100644 arch/mips/jz4740/board-qi_lb60.c

diff --git a/arch/mips/Kconfig b/arch/mips/Kconfig
index e8f8027..8b78107 100644
--- a/arch/mips/Kconfig
+++ b/arch/mips/Kconfig
@@ -656,6 +656,14 @@ config CAVIUM_OCTEON_REFERENCE_BOARD
 		Hikari
 	  Say Y here for most Octeon reference boards.
 
+config JZ4740_QI_LB60
+	bool "Ingenic JZ4740 QI_LB60 board"
+	select DMA_NONCOHERENT
+	select SYS_HAS_CPU_MIPS32_R1
+	select SYS_SUPPORTS_32BIT_KERNEL
+	select SYS_SUPPORTS_LITTLE_ENDIAN
+	select SOC_JZ4740
+
 endchoice
 
 source "arch/mips/alchemy/Kconfig"
diff --git a/arch/mips/include/asm/mach-jz4740/board-qi_lb60.h b/arch/mips/include/asm/mach-jz4740/board-qi_lb60.h
new file mode 100644
index 0000000..b2f02f4
--- /dev/null
+++ b/arch/mips/include/asm/mach-jz4740/board-qi_lb60.h
@@ -0,0 +1,79 @@
+/*
+ *  linux/include/asm-mips/mach-jz4740/board-qi_lb60.h
+ *
+ * Copyright (c) 2009 Qi Hardware inc.,
+ * Author: Xiangfu Liu <xiangfu@qi-hardware.com>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 3 as
+ * published by the Free Software Foundation.
+ */
+
+#ifndef __ASM_JZ4740_QI_LB60_H__
+#define __ASM_JZ4740_QI_LB60_H__
+
+/*
+ * Frequencies of on-board oscillators
+ */
+#define JZ_EXTAL		12000000  /* Main extal freq: 12 MHz */
+#define JZ_EXTAL2		32768     /* RTC extal freq: 32.768 KHz */
+
+/*
+ * GPIO
+ */
+#define GPIO_DC_DETE_N          (2 * 32 + 26)
+#define GPIO_CHARG_STAT_N       (2 * 32 + 27)
+#define GPIO_LED_EN             (2 * 32 + 28)
+#define GPIO_LCD_CS             (2 * 32 + 21)
+#define GPIO_DISP_OFF_N         (3 * 32 + 21)
+#define GPIO_PWM                (3 * 32 + 27)
+
+#define GPIO_AMP_EN             (3 * 32 + 4)
+
+#define GPIO_SD_CD_N            (3 * 32 + 0)
+#define GPIO_SD_VCC_EN_N        (3 * 32 + 2)
+#define GPIO_SD_WP              (3 * 32 + 16)
+
+#define GPIO_USB_DETE           (3 * 32 + 28)
+#define GPIO_BUZZ_PWM           (3 * 32 + 27)
+#define GPIO_UDC_HOTPLUG        GPIO_USB_DETE
+
+#define GPIO_AUDIO_POP          (1 * 32 + 29)
+#define GPIO_COB_TEST           (1 * 32 + 30)
+
+#define GPIO_KEYOUT_BASE        (2 * 32 + 10)
+#define GPIO_KEYIN_BASE         (3 * 32 + 18)
+#define GPIO_KEYIN_8            (3 * 32 + 26)
+
+/*
+ * MMC/SD
+ */
+#define MSC_WP_PIN		GPIO_SD_WP
+#define MSC_HOTPLUG_PIN		GPIO_SD_CD_N
+#define MSC_HOTPLUG_IRQ		(IRQ_GPIO_0 + GPIO_SD_CD_N)
+
+#define __msc_init_io()				\
+do {						\
+	__gpio_as_output(GPIO_SD_VCC_EN_N);	\
+	__gpio_as_input(GPIO_SD_CD_N);		\
+} while (0)
+
+#define __msc_enable_power()			\
+do {						\
+	__gpio_clear_pin(GPIO_SD_VCC_EN_N);	\
+} while (0)
+
+#define __msc_disable_power()			\
+do {						\
+	__gpio_set_pin(GPIO_SD_VCC_EN_N);	\
+} while (0)
+
+#define __msc_card_detected(s)			\
+({						\
+	int detected = 1;			\
+	if (!__gpio_get_pin(GPIO_SD_CD_N))	\
+		detected = 0;			\
+	detected;				\
+})
+
+#endif /* __ASM_JZ4740_QI_LB60_H__ */
diff --git a/arch/mips/include/asm/mach-jz4740/jz4740.h b/arch/mips/include/asm/mach-jz4740/jz4740.h
index 437caf4..d38d5f1 100644
--- a/arch/mips/include/asm/mach-jz4740/jz4740.h
+++ b/arch/mips/include/asm/mach-jz4740/jz4740.h
@@ -43,6 +43,10 @@
 #include <asm/mach-jz4740/board-virgo.h>
 #endif
 
+#ifdef CONFIG_JZ4740_QI_LB60
+#include <asm/mach-jz4740/board-qi_lb60.h>
+#endif
+
 /* Add other platform definition here ... */
 
 
diff --git a/arch/mips/jz4740/Makefile b/arch/mips/jz4740/Makefile
index ac4d3cd..03ef8fd 100644
--- a/arch/mips/jz4740/Makefile
+++ b/arch/mips/jz4740/Makefile
@@ -16,6 +16,7 @@ obj-$(CONFIG_JZ4740_LEO)	+= board-leo.o
 obj-$(CONFIG_JZ4740_LYRA)	+= board-lyra.o
 obj-$(CONFIG_JZ4725_DIPPER)	+= board-dipper.o
 obj-$(CONFIG_JZ4720_VIRGO)	+= board-virgo.o
+obj-$(CONFIG_JZ4740_QI_LB60)	+= board-qi_lb60.o
 
 # PM support
 
diff --git a/arch/mips/jz4740/board-qi_lb60.c b/arch/mips/jz4740/board-qi_lb60.c
new file mode 100644
index 0000000..127fad8
--- /dev/null
+++ b/arch/mips/jz4740/board-qi_lb60.c
@@ -0,0 +1,110 @@
+/*
+ * linux/arch/mips/jz4740/board-qi_lb60.c
+ *
+ * QI_LB60 setup routines.
+ *
+ * Copyright (c) 2009 Qi Hardware inc.,
+ * Author: Xiangfu Liu <xiangfu@qi-hardware.com>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 3 as
+ * published by the Free Software Foundation.
+ */
+
+#include <linux/init.h>
+#include <linux/sched.h>
+#include <linux/ioport.h>
+#include <linux/mm.h>
+#include <linux/console.h>
+#include <linux/delay.h>
+
+#include <asm/cpu.h>
+#include <asm/bootinfo.h>
+#include <asm/mipsregs.h>
+#include <asm/reboot.h>
+
+#include <asm/jzsoc.h>
+
+extern void (*jz_timer_callback)(void);
+
+static void dancing(void)
+{
+	static unsigned int count = 0;
+
+	count ++;
+	count &= 1;
+	if (count)
+		__gpio_set_pin(GPIO_LED_EN);
+	else
+		__gpio_clear_pin(GPIO_LED_EN);
+}
+
+static void pi_timer_callback(void)
+{
+	static unsigned long count = 0;
+
+	if ((++count) % 50 == 0) {
+		dancing();
+		count = 0;
+	}
+}
+
+static void __init board_cpm_setup(void)
+{
+	/* Stop unused module clocks here.
+	 * We have started all module clocks at arch/mips/jz4740/setup.c.
+	 */
+}
+
+static void __init board_gpio_setup(void)
+{
+	/*
+	 * Most of the GPIO pins should have been initialized by the boot-loader
+	 */
+
+	/*
+	 * Initialize MSC pins
+	 */
+	/* __gpio_as_msc(); */
+
+	/*
+	 * Initialize LCD pins
+	 */
+	/* __gpio_as_lcd_18bit(); */
+
+	/*
+	 * Initialize SSI pins
+	 */
+	/* __gpio_as_ssi(); */
+
+	/*
+	 * Initialize I2C pins
+	 */
+	/* __gpio_as_i2c(); */
+
+	/*
+	 * Initialize Other pins
+	 */
+	__gpio_as_output(GPIO_SD_VCC_EN_N);
+	__gpio_disable_pull(GPIO_SD_VCC_EN_N);
+	__gpio_clear_pin(GPIO_SD_VCC_EN_N);
+
+	__gpio_as_input(GPIO_SD_CD_N);
+	__gpio_disable_pull(GPIO_SD_CD_N);
+
+	__gpio_as_input(GPIO_SD_WP);
+	__gpio_disable_pull(GPIO_SD_WP);
+
+	__gpio_as_input(GPIO_DC_DETE_N);
+	__gpio_as_input(GPIO_CHARG_STAT_N);
+}
+
+void __init jz_board_setup(void)
+{
+	printk("Qi Hardware JZ4740 QI_LB60 setup\n");
+
+	board_cpm_setup();
+	board_gpio_setup();
+
+	jz_timer_callback = pi_timer_callback;
+}
diff --git a/drivers/video/jzlcd.c b/drivers/video/jzlcd.c
index 6df9439..2cb7114 100755
--- a/drivers/video/jzlcd.c
+++ b/drivers/video/jzlcd.c
@@ -127,15 +127,18 @@ static struct jzfb_info jzfb = {
 	MODE_TFT_GEN | HSYNC_N | VSYNC_N | PCLK_N | DE_N,
 	320, 240, 16, 60, 3, 3, 3, 3, 3, 85 /* 320x240 */
 #endif
-#if defined(CONFIG_JZLCD_FOXCONN_PT035TN01) && defined(CONFIG_JZ4740_PAVO)
-	MODE_TFT_GEN | HSYNC_N | VSYNC_N | MODE_TFT_18BIT | PCLK_N,
-//	320, 240, 18, 110, 1, 1, 10, 50, 10, 13
-	320, 240, 18, 80, 1, 1, 10, 50, 10, 13
-#endif
-#if defined(CONFIG_JZLCD_FOXCONN_PT035TN01) && !(defined(CONFIG_JZ4740_PAVO))
-	MODE_TFT_GEN | HSYNC_N | VSYNC_N  | PCLK_N,
-	320, 240, 16, 110, 1, 1, 10, 50, 10, 13
-#endif
+#if defined(CONFIG_JZLCD_FOXCONN_PT035TN01)
+       #if defined(CONFIG_JZ4740_PAVO)
+               MODE_TFT_GEN | HSYNC_N | VSYNC_N | MODE_TFT_18BIT | PCLK_N,
+               320, 240, 18, 80, 1, 1, 10, 50, 10, 13
+       #elif defined(CONFIG_JZ4740_QI_LB60)
+               MODE_8BIT_SERIAL_TFT | PCLK_N | HSYNC_N | VSYNC_N,
+               320, 240, 32, 70, 1, 1, 273, 140, 1, 20
+       #else
+               MODE_TFT_GEN | HSYNC_N | VSYNC_N | PCLK_N,
+               320, 240, 16, 110, 1, 1, 10, 50, 10, 13
+       #endif
+#endif  /* CONFIG_JZLCD_FOXCONN_PT035TN01 */
 #if defined(CONFIG_JZLCD_INNOLUX_PT035TN01_SERIAL)
 	MODE_8BIT_SERIAL_TFT | PCLK_N | HSYNC_N | VSYNC_N,
 	320, 240, 32, 60, 1, 1, 10, 50, 10, 13
@@ -1487,7 +1490,7 @@ static int __init jzfb_probe(struct platform_device *pdev)
 	printk("fb%d: %s frame buffer device, using %dK of video memory\n",
 	       cfb->fb.node, cfb->fb.fix.id, cfb->fb.fix.smem_len>>10);
 
-	__lcd_display_on();
+	__lcd_display_off();
 
 	return 0;
 
diff --git a/drivers/video/jzlcd.h b/drivers/video/jzlcd.h
index 3676b9b..a4ef75f 100755
--- a/drivers/video/jzlcd.h
+++ b/drivers/video/jzlcd.h
@@ -363,7 +363,11 @@ do { \
 #if defined(CONFIG_JZLCD_FOXCONN_PT035TN01) || defined(CONFIG_JZLCD_INNOLUX_PT035TN01_SERIAL)
 
 #if defined(CONFIG_JZLCD_FOXCONN_PT035TN01) /* board pmp */
-#define MODE 0xcd 		/* 24bit parellel RGB */
+	#if defined(CONFIG_JZ4740_QI_LB60)
+		#define MODE 0xc9
+	#else
+		#define MODE 0xcd 		/* 24bit parellel RGB */
+	#endif
 #endif
 #if defined(CONFIG_JZLCD_INNOLUX_PT035TN01_SERIAL)
 #define MODE 0xc9		/* 8bit serial RGB */
@@ -384,6 +388,11 @@ do { \
 	#define SPCK	(32*1+17)       //LCD_CLS
 	#define SPDA	(32*2+12)       //LCD_D12
 	#define LCD_RET (32*2+23)       //LCD_REV, GPC23
+#elif defined(CONFIG_JZ4740_QI_LB60)
+	#define SPEN	(32*2+21)       //LCD_SPL
+	#define SPCK	(32*2+23)       //LCD_CLS
+	#define SPDA	(32*2+22)       //LCD_D12
+	#define LCD_RET (32*3+27)
 #if 0  /*old driver*/
 	#define SPEN	(32*1+18)       //LCD_SPL
 	#define SPCK	(32*1+17)       //LCD_CLS
@@ -655,7 +664,7 @@ do { \
 
 /*#if defined(CONFIG_JZ4740_LEO) || defined(CONFIG_JZ4740_PAVO)*/
 #if defined(CONFIG_SOC_JZ4740)
-#if defined(CONFIG_JZ4740_PAVO) || defined(CONFIG_JZ4740_LYRA)
+#if defined(CONFIG_JZ4740_PAVO) || defined(CONFIG_JZ4740_LYRA) || defined(CONFIG_JZ4740_QI_LB60)
 #define GPIO_PWM    123		/* GP_D27 */
 #define PWM_CHN 4    /* pwm channel */
 #define PWM_FULL 101
@@ -725,7 +734,7 @@ do { \
 do { \
 	__gpio_set_pin(GPIO_DISP_OFF_N); \
 	__lcd_special_on(); \
-	__lcd_set_backlight_level(80); \
+	__lcd_set_backlight_level(20); \
 } while (0)
 
 #define __lcd_display_off() \
-- 
1.6.0.4