From: chenzhen Date: Tue, 14 Jun 2016 07:16:11 +0000 (+0800) Subject: ARM: dts: rockchip: fix vdd_cpu to 1.25V on rk3036 kylin board X-Git-Tag: firefly_0821_release~2034 X-Git-Url: http://plrg.eecs.uci.edu/git/?a=commitdiff_plain;h=8b6de6fa8343feefeca352c076c3c5a0b5e46ddc;p=firefly-linux-kernel-4.4.55.git ARM: dts: rockchip: fix vdd_cpu to 1.25V on rk3036 kylin board In rk3036, the voltages of CPU and GPU are controlled by the same regulator 'vdd_cpu'. Here, we fix it to 1.25v to ensure that GPU could work well in development period. The actual voltage GPU needs might be much lower, and relative to the frequence GPU runs at. this would be optimized when we implement GPU DVFS with devfreq. Change-Id: Ia25f0a67577fbfe248a25e4d913dc5f14fa40f0d Signed-off-by: chenzhen --- diff --git a/arch/arm/boot/dts/rk3036-kylin.dts b/arch/arm/boot/dts/rk3036-kylin.dts index c04656b2e421..2949cb9f6263 100644 --- a/arch/arm/boot/dts/rk3036-kylin.dts +++ b/arch/arm/boot/dts/rk3036-kylin.dts @@ -192,8 +192,8 @@ vdd_cpu: DCDC_REG1 { regulator-always-on; regulator-boot-on; - regulator-min-microvolt = <750000>; - regulator-max-microvolt = <1350000>; + regulator-min-microvolt = <1250000>; + regulator-max-microvolt = <1250000>; regulator-name = "vdd_arm"; regulator-state-mem { regulator-off-in-suspend;