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

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Date:	Mon, 27 Apr 2015 15:19:13 +0200
From:	Ludovic Desroches <ludovic.desroches@...el.com>
To:	<nicolas.ferre@...el.com>, <linux-arm-kernel@...ts.infradead.org>,
	<devicetree@...r.kernel.org>
CC:	<linux-kernel@...r.kernel.org>, <plagnioj@...osoft.com>,
	<ben.dooks@...ethink.co.uk>,
	Ludovic Desroches <ludovic.desroches@...el.com>
Subject: [PATCH 4/4] ARM: at91/dt: sama5d4 xplained: add regulators for v(q)mmc1 supplies

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@...el.com>
---
 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@...14000 {
 				status = "okay";
+
 			};
 
 			macb0: ethernet@...20000 {
@@ -106,6 +107,8 @@
 			mmc1: mmc@...00000 {
 				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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