From: Caesar Wang Date: Wed, 2 Dec 2015 11:12:20 +0000 (+0800) Subject: arm64: dts: rockchip: correct voltage range for rk3368-evb-act8846 board X-Git-Url: http://git.lede-project.org./?a=commitdiff_plain;h=87ac9de3b44fd6dc8d95a59e67b086c3e57285f8;p=openwrt%2Fstaging%2Fblogic.git arm64: dts: rockchip: correct voltage range for rk3368-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. 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/arm64/boot/dts/rockchip/rk3368-evb-act8846.dts b/arch/arm64/boot/dts/rockchip/rk3368-evb-act8846.dts index eed6d3c775ce..8a5275f0539b 100644 --- a/arch/arm64/boot/dts/rockchip/rk3368-evb-act8846.dts +++ b/arch/arm64/boot/dts/rockchip/rk3368-evb-act8846.dts @@ -104,8 +104,8 @@ 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; }; @@ -118,7 +118,7 @@ vccio_sd: REG5 { regulator-name = "VCCIO_SD"; - regulator-min-microvolt = <3300000>; + regulator-min-microvolt = <1800000>; regulator-max-microvolt = <3300000>; regulator-always-on; };