From: Caesar Wang Date: Wed, 2 Dec 2015 11:12:21 +0000 (+0800) Subject: ARM: dts: rockchip: fix voltage ranges for rk3288-evb-act8846 board X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=a1c2e133d26688a5783e1264cb6865b5d2bd9181;p=linux-beck.git ARM: dts: rockchip: fix voltage ranges for rk3288-evb-act8846 board In general, the logic voltage is affected by ddr frequency factors. We should fix the correct voltage range since assuemd that we have the ddr frequency driver in mainline in the future. AFAIK, the 1.8v voltage is used by the SD3.0 card. Signed-off-by: Caesar Wang Signed-off-by: Heiko Stuebner --- diff --git a/arch/arm/boot/dts/rk3288-evb-act8846.dts b/arch/arm/boot/dts/rk3288-evb-act8846.dts index e6621471753b..452ca2441e84 100644 --- a/arch/arm/boot/dts/rk3288-evb-act8846.dts +++ b/arch/arm/boot/dts/rk3288-evb-act8846.dts @@ -135,8 +135,8 @@ vdd_log: REG3 { regulator-name = "VDD_LOG"; - regulator-min-microvolt = <1000000>; - regulator-max-microvolt = <1000000>; + regulator-min-microvolt = <700000>; + regulator-max-microvolt = <1500000>; regulator-always-on; }; @@ -149,7 +149,7 @@ vccio_sd: REG5 { regulator-name = "VCCIO_SD"; - regulator-min-microvolt = <3300000>; + regulator-min-microvolt = <1800000>; regulator-max-microvolt = <3300000>; regulator-always-on; };