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Date:   Wed,  5 Apr 2017 02:01:45 +0800
From:   Icenowy Zheng <icenowy@...c.io>
To:     Lee Jones <lee.jones@...aro.org>, Rob Herring <robh+dt@...nel.org>,
        Chen-Yu Tsai <wens@...e.org>,
        Maxime Ripard <maxime.ripard@...e-electrons.com>,
        Liam Girdwood <lgirdwood@...il.com>
Cc:     devicetree@...r.kernel.org, linux-sunxi@...glegroups.com,
        linux-kernel@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
        Icenowy Zheng <icenowy@...c.io>
Subject: [PATCH 11/11] arm64: allwinner: a64: enable Wi-Fi for Pine64

The Wi-Fi modules of Pine64 is powered via DLDO4 and ELDO1 (the latter
one provides I/O voltage).

Add device node for it.

Signed-off-by: Icenowy Zheng <icenowy@...c.io>
---
 arch/arm64/boot/dts/allwinner/sun50i-a64-pine64.dts | 16 ++++++++++++++++
 1 file changed, 16 insertions(+)

diff --git a/arch/arm64/boot/dts/allwinner/sun50i-a64-pine64.dts b/arch/arm64/boot/dts/allwinner/sun50i-a64-pine64.dts
index 7da074f95065..9d90bb32aa87 100644
--- a/arch/arm64/boot/dts/allwinner/sun50i-a64-pine64.dts
+++ b/arch/arm64/boot/dts/allwinner/sun50i-a64-pine64.dts
@@ -64,6 +64,11 @@
 		regulator-min-microvolt = <3300000>;
 		regulator-max-microvolt = <3300000>;
 	};
+
+	wifi_pwrseq: wifi_pwrseq {
+		compatible = "mmc-pwrseq-simple";
+		reset-gpios = <&r_pio 0 2 GPIO_ACTIVE_LOW>; /* PL2 */
+	};
 };
 
 &ehci1 {
@@ -91,6 +96,17 @@
 	status = "okay";
 };
 
+&mmc1 {
+	pinctrl-names = "default";
+	pinctrl-0 = <&mmc1_pins>;
+	vmmc-supply = <&reg_dldo4>;
+	vqmmc-supply = <&reg_eldo1>;
+	mmc-pwrseq = <&wifi_pwrseq>;
+	non-removable;
+	bus-width = <4>;
+	status = "okay";
+};
+
 &ohci1 {
 	status = "okay";
 };
-- 
2.12.2

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