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hm60x: Fix white screen bug.

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Lcd should be reseted after power is supplied.

Change-Id: I2a47ffb7d9b20d9ef2ad90aee15f4ada2fdd7f2e
This commit is contained in:
Andrew Ryabinin 2013-02-16 18:10:15 +04:00
parent 527b1885a1
commit 3fd11c370e
1 changed files with 11 additions and 0 deletions
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11
firmware/target/arm/rk27xx/lcd-hifiman.c
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@ -30,6 +30,15 @@
static bool display_on = false;
static void reset_lcd(void)
{
GPIO_PCCON |= (1<<7);
GPIO_PCDR &= ~(1<<7);
udelay(10);
GPIO_PCDR |= (1<<7);
udelay(5000);
}
void lcd_v1_display_init(void)
{
unsigned int x, y;
@ -286,6 +295,7 @@ static void lcd_v2_update_rect(int x, int y, int width, int height)
void lcd_display_init(void)
{
reset_lcd();
identify_lcd();
if (lcd_type == LCD_V1)
lcd_v1_display_init();
@ -323,6 +333,7 @@ void lcd_update_rect(int x, int y, int width, int height)
void lcd_display_init(void)
{
reset_lcd();
lcd_v1_display_init();
}