[PATCH 4/4] ARM: at91/dt: sama5d4 xplained: add regulators for v(q)mmc1 supplies

From: Ludovic Desroches
Date: Mon Apr 27 2015 - 09:20:27 EST


Add vcc_mmc1 fixed regulator to remove the 'no vmmc regulator found' warning
when probing the mmc1 device.

Signed-off-by: Ludovic Desroches <ludovic.desroches@xxxxxxxxx>
---
arch/arm/boot/dts/at91-sama5d4_xplained.dts | 21 +++++++++++++++++++++
1 file changed, 21 insertions(+)

diff --git a/arch/arm/boot/dts/at91-sama5d4_xplained.dts b/arch/arm/boot/dts/at91-sama5d4_xplained.dts
index c740e1a..d49cb71 100644
--- a/arch/arm/boot/dts/at91-sama5d4_xplained.dts
+++ b/arch/arm/boot/dts/at91-sama5d4_xplained.dts
@@ -90,6 +90,7 @@

i2c0: i2c@f8014000 {
status = "okay";
+
};

macb0: ethernet@f8020000 {
@@ -106,6 +107,8 @@
mmc1: mmc@fc000000 {
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_mmc1_clk_cmd_dat0 &pinctrl_mmc1_dat1_3 &pinctrl_mmc1_cd>;
+ vmmc-supply = <&vcc_mmc1_reg>;
+ vqmmc-supply = <&vcc_3v3_reg>;
status = "okay";
slot@0 {
reg = <0>;
@@ -238,4 +241,22 @@
linux,default-trigger = "heartbeat";
};
};
+
+ vcc_3v3_reg: fixedregulator@0 {
+ compatible = "regulator-fixed";
+ regulator-name = "VCC 3V3";
+ regulator-min-microvolt = <3300000>;
+ regulator-max-microvolt = <3300000>;
+ regulator-boot-on;
+ regulator-always-on;
+ };
+
+ vcc_mmc1_reg: fixedregulator@1 {
+ compatible = "regulator-fixed";
+ gpio = <&pioE 4 GPIO_ACTIVE_LOW>;
+ regulator-name = "VDD MCI1";
+ regulator-min-microvolt = <3300000>;
+ regulator-max-microvolt = <3300000>;
+ vin-supply = <&vcc_3v3_reg>;
+ };
};
--
2.2.0

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