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rk30 phone loquat:modify lcd driver for lcd_hj050na_06a

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This commit is contained in:
hhb
2012-05-10 17:05:54 +08:00
parent e28f03defb
commit ade22237a1
2 changed files with 33 additions and 44 deletions
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12
arch/arm/mach-rk30/board-rk30-phone-loquat.c
View File

@@ -1028,14 +1028,13 @@ static int rk29_lcd_io_deinit(void)
{
int ret = 0;
gpio_direction_output(LCD_TXD_PIN, 1);
gpio_direction_output(LCD_CLK_PIN, 1);
gpio_direction_output(LCD_CS_PIN, 1);
gpio_direction_input(LCD_TXD_PIN);
gpio_direction_input(LCD_CLK_PIN);
gpio_direction_input(LCD_CS_PIN);
gpio_free(LCD_CS_PIN);
gpio_free(LCD_CLK_PIN);
gpio_free(LCD_TXD_PIN);
return ret;
}
#else
@@ -1043,6 +1042,11 @@ static int rk29_lcd_io_deinit(void)
{
int ret = 0;
//printk("rk29_lcd_io_deinit\n");
gpio_direction_input(LCD_TXD_PIN);
gpio_direction_input(LCD_CLK_PIN);
gpio_direction_input(LCD_CS_PIN);
gpio_free(LCD_CS_PIN);
gpio_free(LCD_CLK_PIN);
gpio_free(LCD_TXD_PIN);

65
drivers/video/display/screen/lcd_hj050na_06a.c
View File

@@ -27,7 +27,7 @@
/* Base */
#define OUT_TYPE SCREEN_RGB
#define OUT_FACE OUT_D888_P666 //OUT_P888
#define OUT_FACE OUT_D888_P666 //OUT_P888
#define OUT_CLK 50000000 //50MHz
@@ -146,23 +146,16 @@ int lcd_init(void)
printk("lcd hj050a_06a...\n");
if(LCD_RST_PORT){
if (gpio_request(LCD_RST_PORT, NULL) != 0) {
gpio_free(LCD_RST_PORT);
printk("%s: request LCD_RST_PORT error\n", __func__);
} else {
gpio_direction_output(LCD_RST_PORT, 0);
usleep_range(2*1000, 3*1000);
gpio_set_value(LCD_RST_PORT, 1);
usleep_range(6*1000, 7*1000);
}
}
gpio_direction_output(LCD_RST_PORT, 0);
usleep_range(1*1000, 3*1000);
gpio_set_value(LCD_RST_PORT, 1);
usleep_range(5*1000, 7*1000);
Write_ADDR(0x0001); // Software Reset
mdelay(10);
Write_ADDR(0x0011); // Sleep Out
mdelay(200);
mdelay(60);
//<<<<<<<<<<<<<<<MANUFACTURE COMMAND ACCESS PROTECT>>>>>>>>>>>>>>>
Write_ADDR(0x00B0); //Manufacture Command Access Protect
@@ -293,10 +286,10 @@ int lcd_init(void)
Write_ADDR(0x0036); //
Write_DATA(0x0000); //
mdelay(20);
mdelay(17);
Write_ADDR(0x003A); //Set Pixel_Format
Write_DATA(0x0077); //
mdelay(20);
mdelay(17);
Write_ADDR(0x0029); // Display On
if(gLcd_info)
@@ -310,44 +303,28 @@ int lcd_init(void)
int lcd_standby(u8 enable)
{
if(gLcd_info)
gLcd_info->io_init();
if(enable) {
if(gLcd_info)
gLcd_info->io_init();
printk("lcd_standby...\n");
Write_ADDR(0x0028); //set Display Off
Write_ADDR(0x0010); //enter sleep mode
msleep(100); //wait at least 3 frames time
#if CONFIG_DEEP_STANDBY_MODE
msleep(50); //wait at least 3 frames time
#if 1
Write_ADDR(0x00b0);
Write_DATA(0x0004);
Write_ADDR(0x00b1);
Write_DATA(0x0001);
msleep(2); //wait at least 1ms
msleep(1); //wait at least 1ms
#endif
gpio_direction_output(LCD_RST_PORT, 0);
if(gLcd_info)
gLcd_info->io_deinit();
} else {
printk("lcd_resume...\n");
#if CONFIG_DEEP_STANDBY_MODE
gpio_direction_output(LCD_RST_PORT, 0);
usleep_range(2*1000, 3*1000);
gpio_set_value(LCD_RST_PORT, 1);
usleep_range(6*1000, 7*1000);
#endif
Write_ADDR(0x0011); //exit sleep mode
msleep(100);
Write_ADDR(0x0036); // set display on
Write_DATA(0x0000);
mdelay(20);
Write_ADDR(0x003A);
Write_DATA(0x0077);
mdelay(20);
Write_ADDR(0x0029);
lcd_init();
}
if(gLcd_info)
gLcd_info->io_deinit();
return 0;
}
@@ -393,4 +370,12 @@ void set_lcd_info(struct rk29fb_screen *screen, struct rk29lcd_info *lcd_info )
if(lcd_info)
gLcd_info = lcd_info;
if(LCD_RST_PORT){
if (gpio_request(LCD_RST_PORT, NULL) != 0) {
gpio_free(LCD_RST_PORT);
printk("%s: request LCD_RST_PORT error\n", __func__);
}
}
}