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 <wxt@xxxxxxxxxxxxxx> --- arch/arm64/boot/dts/rockchip/rk3368-evb-act8846.dts | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) diff --git a/arch/arm64/boot/dts/rockchip/rk3368-evb-act8846.dts b/arch/arm64/boot/dts/rockchip/rk3368-evb-act8846.dts index eed6d3c..8a5275f 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; }; -- 1.9.1 -- To unsubscribe from this list: send the line "unsubscribe devicetree" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html