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Support for gmini100 series LCD

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git-svn-id: svn://svn.rockbox.org/rockbox/trunk@5619 a1c6a512-1295-4272-9138-f99709370657
This commit is contained in:
Jean-Philippe Bernardy 2005-01-20 22:13:41 +00:00
parent 2f9bf25175
commit cacc37d2e0
1 changed files with 54 additions and 0 deletions
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54
firmware/drivers/lcd-recorder.c
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@ -113,6 +113,37 @@ static const unsigned char zeros[8] = { 0, 0, 0, 0, 0, 0, 0, 0 };
static const unsigned char ones[8] = { 0xff, 0xff, 0xff, 0xff, static const unsigned char ones[8] = { 0xff, 0xff, 0xff, 0xff,
0xff, 0xff, 0xff, 0xff}; 0xff, 0xff, 0xff, 0xff};
#if CONFIG_CPU == TCC730
/* Optimization opportunity:
In the following I do exactly as in the archos firmware.
There is probably is a better way (ie. do only one mask operation)
*/
void lcd_write_command(int cmd) {
P2 &= 0xF7;
P2 &= 0xDF;
P2 &= 0xFB;
P0 = cmd;
P2 |= 0x04;
P2 |= 0x08;
P2 |= 0x20;
}
void lcd_write_data( const unsigned char* data, int count ) {
int i;
for (i=0; i < count; i++) {
P2 |= 0x08;
P2 &= 0xDF;
P2 &= 0xFB;
P0 = data[i];
P2 |= 0x04;
P2 |= 0x08;
P2 |= 0x20;
}
}
#endif
int lcd_default_contrast(void) int lcd_default_contrast(void)
{ {
#ifdef SIMULATOR #ifdef SIMULATOR
@ -137,9 +168,19 @@ void lcd_init(void)
*/ */
void lcd_init (void) void lcd_init (void)
{ {
#if CONFIG_CPU == TCC730
/* Initialise P0 & some P2 output pins:
P0 -> all pins normal cmos output
P2 -> pins 1 to 5 normal cmos output. */
P0CON = 0xff;
P2CONL |= 0x5a;
P2CONL &= 0x5b;
P2CONH |= 1;
#else
/* Initialize PB0-3 as output pins */ /* Initialize PB0-3 as output pins */
PBCR2 &= 0xff00; /* MD = 00 */ PBCR2 &= 0xff00; /* MD = 00 */
PBIOR |= 0x000f; /* IOR = 1 */ PBIOR |= 0x000f; /* IOR = 1 */
#endif
/* inits like the original firmware */ /* inits like the original firmware */
lcd_write_command(LCD_SOFTWARE_RESET); lcd_write_command(LCD_SOFTWARE_RESET);
@ -253,6 +294,18 @@ void lcd_set_flip(bool yesno)
#else #else
if (yesno) if (yesno)
#endif #endif
#if CONFIG_LCD == LCD_GMINI100
{
lcd_write_command(LCD_SET_SEGMENT_REMAP | 0x01);
lcd_write_command(LCD_SET_COM_OUTPUT_SCAN_DIRECTION | 0x08);
xoffset = 132 - LCD_WIDTH;
} else {
lcd_write_command(LCD_SET_SEGMENT_REMAP);
lcd_write_command(LCD_SET_COM_OUTPUT_SCAN_DIRECTION | 0x08);
xoffset = 0;
}
#else
{ {
lcd_write_command(LCD_SET_SEGMENT_REMAP); lcd_write_command(LCD_SET_SEGMENT_REMAP);
lcd_write_command(LCD_SET_COM_OUTPUT_SCAN_DIRECTION); lcd_write_command(LCD_SET_COM_OUTPUT_SCAN_DIRECTION);
@ -264,6 +317,7 @@ void lcd_set_flip(bool yesno)
lcd_write_command(LCD_SET_COM_OUTPUT_SCAN_DIRECTION | 0x08); lcd_write_command(LCD_SET_COM_OUTPUT_SCAN_DIRECTION | 0x08);
xoffset = 0; xoffset = 0;
} }
#endif
} }
/** /**