linux-kernel - [PATCH v2 3/7] arm64: dts: meson-sm1-odroid: add 5v regulator gpio

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Message-Id: <20210607065435.577334-4-narmstrong@baylibre.com>
Date:   Mon,  7 Jun 2021 08:54:31 +0200
From:   Neil Armstrong <narmstrong@...libre.com>
To:     khilman@...libre.com, jbrunet@...libre.com,
        martin.blumenstingl@...glemail.com
Cc:     linux-amlogic@...ts.infradead.org,
        linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
        tobetter@...il.com, Neil Armstrong <narmstrong@...libre.com>
Subject: [PATCH v2 3/7] arm64: dts: meson-sm1-odroid: add 5v regulator gpio

As described in the Odroid-C4 & Odroid-HC4 schematics, the 5V regulator is controlled
by GPIOH_8 and in Open Drain since this GPIO doesn't support Push-Pull.

Signed-off-by: Neil Armstrong <narmstrong@...libre.com>
---
 arch/arm64/boot/dts/amlogic/meson-sm1-odroid.dtsi | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/arch/arm64/boot/dts/amlogic/meson-sm1-odroid.dtsi b/arch/arm64/boot/dts/amlogic/meson-sm1-odroid.dtsi
index e64359163331..fd0ad85c165b 100644
--- a/arch/arm64/boot/dts/amlogic/meson-sm1-odroid.dtsi
+++ b/arch/arm64/boot/dts/amlogic/meson-sm1-odroid.dtsi
@@ -83,6 +83,8 @@ vcc_5v: regulator-vcc_5v {
 		regulator-max-microvolt = <5000000>;
 		regulator-always-on;
 		vin-supply = <&main_12v>;
+		gpio = <&gpio GPIOH_8 GPIO_OPEN_DRAIN>;
+		enable-active-high;
 	};
 
 	vcc_1v8: regulator-vcc_1v8 {
-- 
2.25.1