shinys000114/linux
1
0
Fork 0
mirror of https://github.com/hardkernel/linux.git synced 2026-06-08 11:50:43 +09:00
Code Issues Packages Projects Releases Wiki Activity

ARM: rockchip: rk3288: power down GPU domain by default

Browse Source 
vdd_gpu may power off when boot, but pmu do not know.
So make pmu power off GPU power domain by default.
This commit is contained in:
黄涛
2014-06-11 12:05:20 +08:00
parent 2b5f7c07cb
commit 875c39be53
1 changed files with 4 additions and 0 deletions
Download Patch File Download Diff File Expand all files Collapse all files

4
arch/arm/mach-rockchip/rk3288.c
View File

@@ -157,6 +157,10 @@ static void __init rk3288_dt_map_io(void)
writel_relaxed(24, RK_PMU_VIRT + RK3288_PMU_GPU_PWRDWN_CNT);
writel_relaxed(24, RK_PMU_VIRT + RK3288_PMU_GPU_PWRUP_CNT);
/* power down GPU domain by default */
v = readl_relaxed(RK_PMU_VIRT + RK3288_PMU_PWRDN_CON);
writel_relaxed(v | BIT(9), RK_PMU_VIRT + RK3288_PMU_PWRDN_CON);
rk3288_boot_mode_init();
}