[uboot-xburst] cleanup the lcm init

- cleanup code style
   - remove useless code
   - make the color correct in u-boot

Signed-off-by: Xiangfu Liu <xiangfu@sharism.cc>

package/uboot-xburst/files/arch/mips/include/asm/jz4740.h

@@ -193,7 +193,6 @@ static inline void jz_flush_icache(void)
 #define RTC_HWRSR_PIN		(1 << 1)  /* Wakeup pin status bit */
 #define RTC_HWRSR_ALM		(1 << 0)  /* RTC alarm status bit */
 
-
 /*************************************************************************
  * CPM (Clock reset and Power control Management)
  *************************************************************************/

package/uboot-xburst/files/drivers/video/nanonote_gpm940b0.c

@@ -1,7 +1,7 @@
 /*
  * JzRISC lcd controller
  *
- * xiangfu liu <xiangfu.z@gmail.com>
+ * Xiangfu Liu <xiangfu@sharism.cc>
  *
  * This program is free software; you can redistribute it and/or
  * modify it under the terms of the GNU General Public License as
@@ -56,7 +56,6 @@ vidinfo_t panel_info = {
 };
 
 int lcd_line_length;
-
 int lcd_color_fg;
 int lcd_color_bg;
 /*
@@ -91,7 +90,6 @@ void lcd_ctrl_init (void *lcdbase)
 /*
  * Before enabled lcd controller, lcd registers should be configured correctly.
  */
-
 void lcd_enable (void)
 {
 	REG_LCD_CTRL &= ~(1<<4); /* LCDCTRL.DIS */

package/uboot-xburst/files/drivers/video/nanonote_gpm940b0.h

@@ -1,7 +1,7 @@
 /*
  * JzRISC lcd controller
  *
- * xiangfu liu <xiangfu.z@gmail.com>
+ * Xiangfu Liu <xiangfu@sharism.cc>
  *
  * This program is free software; you can redistribute it and/or
  * modify it under the terms of the GNU General Public License as
@@ -86,20 +86,14 @@ struct lcd_desc{
 /*
  * LCD panel specific definition
  */
-#define MODE	0xc9		/* 8bit serial RGB */
-#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) 
+#define MODE	(0xc9)		/* 8bit serial RGB */
 
 #define __spi_write_reg1(reg, val)		\
 do {						\
 	unsigned char no;			\
 	unsigned short value;			\
-	unsigned char a=0;\
-	unsigned char b=0;\
-	a=reg;\
-	b=val;\
+	unsigned char a=reg;			\
+	unsigned char b=val;			\
 	__gpio_set_pin(SPEN);			\
 	__gpio_set_pin(SPCK);			\
 	__gpio_clear_pin(SPDA);			\
@@ -122,90 +116,26 @@ do { \
 	udelay(100);				\
 } while (0)
 
-#define __spi_write_reg(reg, val) \
-do {\
-	__spi_write_reg1((reg<<2|2), val);\
-	udelay(100); \
-}while(0)
-
-#define __lcd_special_pin_init() \
+#define __lcd_display_pin_init()		\
 do {						\
+	__cpm_start_tcu();			\
 	__gpio_as_output(SPEN); /* use SPDA */	\
 	__gpio_as_output(SPCK); /* use SPCK */	\
 	__gpio_as_output(SPDA); /* use SPDA */	\
-	__gpio_as_output(LCD_RET);\
 } while (0)
 
-#define __lcd_special_on() \
+#define __lcd_display_on()			\
 do {						\
 	__spi_write_reg1(0x05, 0x1e);		\
-	udelay(50);\
-	__spi_write_reg1(0x05, 0x5d); \
-	__spi_write_reg1(0x0B, 0x81); \
-	__spi_write_reg1(0x01, 0x95); \
-	__spi_write_reg1(0x00, 0x07); \
-	__spi_write_reg1(0x06, 0x15); \
+	__spi_write_reg1(0x05, 0xc6);		\
 	__spi_write_reg1(0x07, 0x8d);		\
-	__spi_write_reg1(0x04, 0x0f); \
-	__spi_write_reg1(0x0d, 0x3d); \
-	__spi_write_reg1(0x10, 0x42); \
-	__spi_write_reg1(0x11, 0x3a); \
-	__spi_write_reg1(0x05, 0x5f); \
+	__spi_write_reg1(0x13, 0x01);		\
+	__spi_write_reg1(0x05, 0xc7);		\
 } while (0)
 
-#define __lcd_special_off() \
+#define __lcd_display_off()			\
 do {						\
 	__spi_write_reg1(0x05, 0x5e);		\
 } while (0)
 
-#define __lcd_set_backlight_level(n)\
-do { \
-	__gpio_as_output(LCD_RET); \
-	__gpio_set_pin(LCD_RET); \
-} while (0)
-
-#if defined(CONFIG_SAKC)
-#define __lcd_close_backlight() \
-do { \
-	__gpio_as_output(GPIO_PWM); \
-	__gpio_clear_pin(GPIO_PWM); \
-} while (0)
-#endif
-
-#if defined(CONFIG_SAKC)
-#define __lcd_display_pin_init() \
-do { \
-	__cpm_start_tcu(); \
-	__lcd_special_pin_init(); \
-} while (0)
-
-#define __lcd_display_on() \
-do { \
-	__lcd_special_on(); \
-} while (0)
-
-#define __lcd_display_off() \
-do { \
-	__lcd_special_off(); \
-} while (0)
-#else
-#define __lcd_display_pin_init() \
-do { \
-	__cpm_start_tcu(); \
-	__lcd_special_pin_init(); \
-} while (0)
-
-#define __lcd_display_on() \
-do { \
-	__gpio_set_pin(GPIO_DISP_OFF_N); \
-	__lcd_special_on(); \
-} while (0)
-
-#define __lcd_display_off() \
-do { \
-	__lcd_special_off(); \
-	__gpio_clear_pin(GPIO_DISP_OFF_N); \
-} while (0)
-#endif
-
 #endif /* __QI_LB60_GPM940B0_H__ */

package/uboot-xburst/files/include/configs/nanonote.h

@@ -178,16 +178,13 @@
  * GPIO definition
  */
 #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_SDPW_EN	(3 * 32 + 2)
 #define	GPIO_SD_DETECT	(3 * 32 + 0)
 
-#define	GPIO_USB_DETECT	(3 * 32 + 27)
-#define	GPIO_BUZZ_PWM	(3 * 32 + 28)
+#define	GPIO_BUZZ_PWM	(3 * 32 + 27)
+#define	GPIO_USB_DETECT	(3 * 32 + 28)
 
 #define	GPIO_AUDIO_POP	(1 * 32 + 29)
 #define GPIO_COB_TEST	(1 * 32 + 30)
@@ -199,4 +196,7 @@
 #define GPIO_SD_CD_N	GPIO_SD_DETECT		/* SD Card insert detect */
 #define GPIO_SD_VCC_EN_N	GPIO_SDPW_EN	/* SD Card Power Enable */
 
+#define SPEN	GPIO_LCD_CS	/* LCDCS :Serial command enable      */
+#define SPDA	(2 * 32 + 22)	/* LCDSCL:Serial command clock input */
+#define SPCK	(2 * 32 + 23)	/* LCDSDA:Serial command data input  */
 #endif	/* __CONFIG_NANONOTE_H */