From: Balaji T K Date: Thu, 30 Jul 2015 08:13:35 +0000 (+0530) Subject: ARM: dts: dra7-evm: add evm_3v3_sd regulator X-Git-Tag: firefly_0821_release~176^2~1183^2~4^2~20 X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=4b93521587df9928a49bfdefd72d4e0ffe5b0fe2;p=firefly-linux-kernel-4.4.55.git ARM: dts: dra7-evm: add evm_3v3_sd regulator Add a node for evm_3v3_sd using onboard pcf GPIO expander which feeds on to mmc vdd. Update mapping for vmmc-supply and vmmc_aux-supply. evm_3v3_sd supplies to SD card vdd, and ldo1 to sdcard i/o lines. Signed-off-by: Balaji T K Signed-off-by: Kishon Vijay Abraham I Signed-off-by: Tony Lindgren --- diff --git a/arch/arm/boot/dts/dra7-evm.dts b/arch/arm/boot/dts/dra7-evm.dts index aa465904f6cc..25a02f177fb7 100644 --- a/arch/arm/boot/dts/dra7-evm.dts +++ b/arch/arm/boot/dts/dra7-evm.dts @@ -19,6 +19,15 @@ reg = <0x80000000 0x60000000>; /* 1536 MB */ }; + evm_3v3_sd: fixedregulator-sd { + compatible = "regulator-fixed"; + regulator-name = "evm_3v3_sd"; + regulator-min-microvolt = <3300000>; + regulator-max-microvolt = <3300000>; + enable-active-high; + gpio = <&pcf_gpio_21 5 GPIO_ACTIVE_HIGH>; + }; + mmc2_3v3: fixedregulator-mmc2 { compatible = "regulator-fixed"; regulator-name = "mmc2_3v3"; @@ -462,7 +471,8 @@ &mmc1 { status = "okay"; - vmmc-supply = <&ldo1_reg>; + vmmc-supply = <&evm_3v3_sd>; + vmmc_aux-supply = <&ldo1_reg>; bus-width = <4>; };