patches/0316-ARM-dts-iwg22m-Add-eMMC-support.patch

From 5ace30c5e4e493be141e14ea7ce06689568a9731 Mon Sep 17 00:00:00 2001
From: Fabrizio Castro <fabrizio.castro@bp.renesas.com>
Date: Thu, 17 Aug 2017 18:31:43 +0100
Subject: [PATCH 0316/1795] ARM: dts: iwg22m: Add eMMC support

Add eMMC support for iW-RainboW-G22M-SM.

Signed-off-by: Fabrizio Castro <fabrizio.castro@bp.renesas.com>
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>
(cherry picked from commit 3350ed907182049b806992f228021e7997183dda)
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>
Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
---
 arch/arm/boot/dts/r8a7745-iwg22m.dtsi | 26 ++++++++++++++++++++++++++
 1 file changed, 26 insertions(+)

diff --git a/arch/arm/boot/dts/r8a7745-iwg22m.dtsi b/arch/arm/boot/dts/r8a7745-iwg22m.dtsi
index 9dbd854aacf8..afb1148baa2f 100644
--- a/arch/arm/boot/dts/r8a7745-iwg22m.dtsi
+++ b/arch/arm/boot/dts/r8a7745-iwg22m.dtsi
@@ -17,8 +17,34 @@
 		device_type = "memory";
 		reg = <0 0x40000000 0 0x20000000>;
 	};
+
+	reg_3p3v: 3p3v {
+		compatible = "regulator-fixed";
+		regulator-name = "3P3V";
+		regulator-min-microvolt = <3300000>;
+		regulator-max-microvolt = <3300000>;
+		regulator-always-on;
+		regulator-boot-on;
+	};
 };
 
 &extal_clk {
 	clock-frequency = <20000000>;
 };
+
+&pfc {
+	mmcif0_pins: mmc {
+		groups = "mmc_data8", "mmc_ctrl";
+		function = "mmc";
+	};
+};
+
+&mmcif0 {
+	pinctrl-0 = <&mmcif0_pins>;
+	pinctrl-names = "default";
+
+	vmmc-supply = <&reg_3p3v>;
+	bus-width = <8>;
+	non-removable;
+	status = "okay";
+};
-- 
2.19.0