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A22: default use 32K clock instead of 27M

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This commit is contained in:
宋秀杰
2011-07-04 21:18:12 -07:00
parent 00a908a9fc
commit b00b9d19ba
2 changed files with 10 additions and 5 deletions
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4
arch/arm/mach-rk29/board-rk29-a22.c
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@@ -2592,8 +2592,8 @@ static void __init rk29_board_iomux_init(void)
return -1;
}
//phy power down
gpio_direction_output(RK29_PIN4_PC0, GPIO_LOW);
gpio_set_value(RK29_PIN4_PC0, GPIO_LOW);
gpio_direction_output(RK29_PIN4_PC0, GPIO_HIGH);
gpio_set_value(RK29_PIN4_PC0, GPIO_HIGH);
rk29_mux_api_set(GPIO4C5_RMIICSRDVALID_MIIRXDVALID_NAME,GPIO4H_GPIO4C5);

11
arch/arm/mach-rk29/spi_sram.c
View File

@@ -548,7 +548,10 @@ void __sramfunc pm_clk_switch_32k(void)
{
int vol;
sram_printch('7');
#ifndef CONFIG_MACH_RK29_A22
pm_gpio_out_high(RK29_PIN4_PC0);
#endif
sram_delay_loop(30);
crumode=cru_readl(CRU_MODE_CON); //24M to 27M
@@ -565,8 +568,10 @@ void __sramfunc pm_clk_switch_32k(void)
pm_gpio_out_low(RK29_PIN4_PC5);//enable 24M
sram_udelay(1000,24);
cru_writel(crumode, CRU_MODE_CON); //externel clk 24M
#ifndef CONFIG_MACH_RK29_A22
pm_gpio_out_low(RK29_PIN4_PC0); //enable 27M
#endif
sram_udelay(1000,27);
sram_printch('7');
@@ -585,13 +590,13 @@ void __sramfunc pm_clk_switch(void)
#ifdef CONFIG_RK29_GPIO_SUSPEND
void pm_gpio_suspend(void)
{
pm_spi_gpio_suspend(); // spi pullup/pulldown disable.....<EFBFBD><EFBFBD>
pm_spi_gpio_suspend(); // spi pullup/pulldown disable.....
}
void pm_gpio_resume(void)
{
pm_spi_gpio_resume(); // spi pullup/pulldown disable.....<EFBFBD><EFBFBD>
pm_spi_gpio_resume(); // spi pullup/pulldown disable.....
}