shinys000114/linux
1
0
Fork 0
mirror of https://github.com/hardkernel/linux.git synced 2026-06-08 20:07:46 +09:00
Code Issues Packages Projects Releases Wiki Activity

RK3026-86V: power optimization for VCCIO

Browse Source
This commit is contained in:
许盛飞
2013-08-23 20:48:08 +08:00
parent f1e0696f28
commit b4c72a4676
1 changed files with 50 additions and 0 deletions
Download Patch File Download Diff File Expand all files Collapse all files

50
arch/arm/mach-rk3026/board-rk3026-86v.c
View File

@@ -1299,6 +1299,56 @@ void __sramfunc board_pmu_resume(void)
#endif
}
int gpio_118,
gpio_11c,
gpio_120,
gpio_124,
gpio_128,
gpio_12c,
gpio_130,
gpio_134,
lcd_gpio;
void board_gpio_suspend(void)
{
gpio_118 = grf_readl(0x0118);
gpio_11c = grf_readl(0x011c);
gpio_120 = grf_readl(0x0120);
gpio_124 = grf_readl(0x0124);
gpio_128 = grf_readl(0x0128);
gpio_12c = grf_readl(0x012c);
gpio_130 = grf_readl(0x0130);
gpio_134 = grf_readl(0x0134);
// lcd_gpio = grf_readl(0x0cc);
grf_writel(0xffffffff, 0x0118);
grf_writel(0xffffffff, 0x011c);
grf_writel(0xffffffff, 0x0120);
grf_writel(0xffffffff, 0x0124);
grf_writel(0xff7fff7f, 0x0128);
grf_writel(0xffffffff, 0x012c);
grf_writel(0xfefffeff, 0x0130);
grf_writel(0xffffffff, 0x0134);
sram_printch('9');
}
void board_gpio_resume(void)
{
grf_writel(0xffff0000|gpio_118, 0x0118);
grf_writel(0xffff0000|gpio_11c, 0x011c);
grf_writel(0xffff0000|gpio_120, 0x0120);
grf_writel(0xffff0000|gpio_124, 0x0124);
grf_writel(0xffff0000|gpio_128, 0x0128);
grf_writel(0xffff0000|gpio_12c, 0x012c);
grf_writel(0xffff0000|gpio_130, 0x0130);
grf_writel(0xffff0000|gpio_134, 0x0134);
}
#ifdef CONFIG_SND_SOC_RK3026
struct rk3026_codec_pdata rk3026_codec_pdata_info={
.spk_ctl_gpio = INVALID_GPIO,