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Some bugfixes for the iPod 4G greyscale version of the LCD driver

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git-svn-id: svn://svn.rockbox.org/rockbox/trunk@8594 a1c6a512-1295-4272-9138-f99709370657
This commit is contained in:
Dave Chapman 2006-02-06 02:32:15 +00:00
parent 2f11278b59
commit 383b8d41c1
1 changed files with 16 additions and 3 deletions
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19
firmware/drivers/lcd-ipod.c
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@ -45,12 +45,16 @@ static int timer_check(int clock_start, int usecs)
/*** hardware configuration ***/
#if CONFIG_CPU == PP5002
#define IPOD_LCD_BASE 0xc0001000
#define IPOD_LCD_BUSY_MASK 0x80000000
#define IPOD_LCD_BUSY_MASK 0x80000000
#else /* PP5020 */
#define IPOD_LCD_BASE 0x70003000
#define IPOD_LCD_BUSY_MASK 0x00008000
#endif
/* LCD command codes for HD66789R */
#define LCD_CMD 0x08
#define LCD_DATA 0x10
@ -98,7 +102,7 @@ static void lcd_cmd_and_data(int cmd, int data_lo, int data_hi)
int lcd_default_contrast(void)
{
return 28;
return 96;
}
/**
@ -109,6 +113,15 @@ void lcd_init_device(void){
/* driver output control - 160x128 */
lcd_cmd_and_data(0x1, 0x1, 0xf);
lcd_cmd_and_data(0x5, 0x0, 0x10);
#ifdef APPLE_IPOD4G
outl(inl(0x6000d004) | 0x4, 0x6000d004); /* B02 enable */
outl(inl(0x6000d004) | 0x8, 0x6000d004); /* B03 enable */
outl(inl(0x70000084) | 0x2000000, 0x70000084); /* D01 enable */
outl(inl(0x70000080) | 0x2000000, 0x70000080); /* D01 =1 */
outl(inl(0x6000600c) | 0x20000, 0x6000600c); /* PWM enable */
#endif
}
/*** update functions ***/