linux-kernel - [PATCH 3/3] arm64: allwinner: h6: enable MMC0/2 on Pine H64

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Message-Id: <20180426140728.43155-4-icenowy@aosc.io>
Date:   Thu, 26 Apr 2018 22:07:28 +0800
From:   Icenowy Zheng <icenowy@...c.io>
To:     Ulf Hansson <ulf.hansson@...aro.org>,
        Rob Herring <robh+dt@...nel.org>,
        Maxime Ripard <maxime.ripard@...tlin.com>,
        Chen-Yu Tsai <wens@...e.org>
Cc:     linux-mmc@...r.kernel.org, devicetree@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
        linux-sunxi@...glegroups.com, Icenowy Zheng <icenowy@...c.io>
Subject: [PATCH 3/3] arm64: allwinner: h6: enable MMC0/2 on Pine H64

The Pine H64 board have a MicroSD slot connected to MMC0 controller of
the H6 SoC and a eMMC slot connected to MMC2.

Enable them in the device tree.

Signed-off-by: Icenowy Zheng <icenowy@...c.io>
---
 .../boot/dts/allwinner/sun50i-h6-pine-h64.dts      | 32 ++++++++++++++++++++++
 1 file changed, 32 insertions(+)

diff --git a/arch/arm64/boot/dts/allwinner/sun50i-h6-pine-h64.dts b/arch/arm64/boot/dts/allwinner/sun50i-h6-pine-h64.dts
index d36de5eb81f3..78b1cd54687c 100644
--- a/arch/arm64/boot/dts/allwinner/sun50i-h6-pine-h64.dts
+++ b/arch/arm64/boot/dts/allwinner/sun50i-h6-pine-h64.dts
@@ -20,6 +20,38 @@
 	chosen {
 		stdout-path = "serial0:115200n8";
 	};
+
+	reg_vcc3v3: vcc3v3 {
+		compatible = "regulator-fixed";
+		regulator-name = "vcc3v3";
+		regulator-min-microvolt = <3300000>;
+		regulator-max-microvolt = <3300000>;
+	};
+
+	reg_vcc1v8: vcc1v8 {
+		compatible = "regulator-fixed";
+		regulator-name = "vcc1v8";
+		regulator-min-microvolt = <1800000>;
+		regulator-max-microvolt = <1800000>;
+	};
+};
+
+&mmc0 {
+	pinctrl-names = "default";
+	pinctrl-0 = <&mmc0_pins>;
+	vmmc-supply = <&reg_vcc3v3>;
+	cd-gpios = <&pio 5 6 GPIO_ACTIVE_LOW>;
+	status = "okay";
+};
+
+&mmc2 {
+	pinctrl-names = "default";
+	pinctrl-0 = <&mmc2_pins>;
+	vmmc-supply = <&reg_vcc3v3>;
+	vqmmc-supply = <&reg_vcc1v8>;
+	non-removable;
+	cap-mmc-hw-reset;
+	status = "okay";
 };
 
 &uart0 {
-- 
2.15.1