ARM: dts: dra72-evm: add evm_3v3_sd regulator

Add a node for evm_3v3_sd using pcf 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: Kishon Vijay Abraham I <kishon@ti.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>

diff --git a/arch/arm/boot/dts/dra72-evm.dts b/arch/arm/boot/dts/dra72-evm.dts
index 2314e3f..0e3816b 100644 (file)
--- a/arch/arm/boot/dts/dra72-evm.dts
+++ b/arch/arm/boot/dts/dra72-evm.dts
@@ -30,6 +30,15 @@
                regulator-max-microvolt = <3300000>;
        };
 
+       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>;
+       };
+
        extcon_usb1: extcon_usb1 {
                compatible = "linux,extcon-usb-gpio";
                id-gpio = <&pcf_gpio_21 1 GPIO_ACTIVE_HIGH>;
@@ -497,8 +506,8 @@
        status = "okay";
        pinctrl-names = "default";
        pinctrl-0 = <&mmc1_pins_default>;
-
-       vmmc-supply = <&ldo1_reg>;
+       vmmc-supply = <&evm_3v3_sd>;
+       vmmc_aux-supply = <&ldo1_reg>;
        bus-width = <4>;
        /*
         * SDCD signal is not being used here - using the fact that GPIO mode