mirror of
git://projects.qi-hardware.com/xburst-tools.git
synced 2024-11-26 12:02:50 +02:00
qi-change-boot-speed-200MHz.patch
Part of the effort to save power during booting so we can do it inside the 500mW budget from un-enumerated USB connection. Signed-off-by: Andy Green <andy@openmoko.com>
This commit is contained in:
parent
f6bb301f5f
commit
cea4b83d53
@ -92,9 +92,11 @@ static const struct board_variant board_variants[] = {
|
|||||||
|
|
||||||
void port_init_gta02(void)
|
void port_init_gta02(void)
|
||||||
{
|
{
|
||||||
|
#if 0
|
||||||
unsigned int * MPLLCON = (unsigned int *)0x4c000004;
|
unsigned int * MPLLCON = (unsigned int *)0x4c000004;
|
||||||
unsigned int * UPLLCON = (unsigned int *)0x4c000008;
|
unsigned int * UPLLCON = (unsigned int *)0x4c000008;
|
||||||
unsigned int * CLKDIVN = (unsigned int *)0x4c000014;
|
unsigned int * CLKDIVN = (unsigned int *)0x4c000014;
|
||||||
|
#endif
|
||||||
int n;
|
int n;
|
||||||
|
|
||||||
//CAUTION:Follow the configuration order for setting the ports.
|
//CAUTION:Follow the configuration order for setting the ports.
|
||||||
@ -224,7 +226,7 @@ void port_init_gta02(void)
|
|||||||
i2c_write_sync(&bb_s3c24xx, PCF50633_I2C_ADS,
|
i2c_write_sync(&bb_s3c24xx, PCF50633_I2C_ADS,
|
||||||
pcf50633_init[n].index, pcf50633_init[n].value);
|
pcf50633_init[n].index, pcf50633_init[n].value);
|
||||||
|
|
||||||
|
#if 0
|
||||||
/* change CPU clocking to 400MHz 1:4:8 */
|
/* change CPU clocking to 400MHz 1:4:8 */
|
||||||
|
|
||||||
/* clock divide 1:4:8 - do it first */
|
/* clock divide 1:4:8 - do it first */
|
||||||
@ -246,6 +248,9 @@ void port_init_gta02(void)
|
|||||||
|
|
||||||
/* get debug UART working at 115kbps */
|
/* get debug UART working at 115kbps */
|
||||||
serial_init_115200_s3c24xx(GTA02_DEBUG_UART, 50 /* 50MHz PCLK */);
|
serial_init_115200_s3c24xx(GTA02_DEBUG_UART, 50 /* 50MHz PCLK */);
|
||||||
|
#else
|
||||||
|
serial_init_115200_s3c24xx(GTA02_DEBUG_UART, 33 /* 33MHz PCLK */);
|
||||||
|
#endif
|
||||||
|
|
||||||
/* we're going to use Glamo for SD Card access, so we need to init the
|
/* we're going to use Glamo for SD Card access, so we need to init the
|
||||||
* evil beast
|
* evil beast
|
||||||
|
Loading…
Reference in New Issue
Block a user