linux-kernel - [PATCH 03/14] arm64: dts: meson-axg: add usb power regulator

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Message-Id: <20180724125238.14567-4-jbrunet@baylibre.com>
Date:   Tue, 24 Jul 2018 14:52:27 +0200
From:   Jerome Brunet <jbrunet@...libre.com>
To:     Kevin Hilman <khilman@...libre.com>,
        Carlo Caione <carlo@...one.org>
Cc:     Jerome Brunet <jbrunet@...libre.com>, devicetree@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org,
        linux-amlogic@...ts.infradead.org, linux-kernel@...r.kernel.org
Subject: [PATCH 03/14] arm64: dts: meson-axg: add usb power regulator

The usb power regulator is supplied by the vcc 5v regulator and
controlled by a GPIO. This will be needed to enable usb.

Signed-off-by: Jerome Brunet <jbrunet@...libre.com>
---
 arch/arm64/boot/dts/amlogic/meson-axg-s400.dts | 11 +++++++++++
 1 file changed, 11 insertions(+)

diff --git a/arch/arm64/boot/dts/amlogic/meson-axg-s400.dts b/arch/arm64/boot/dts/amlogic/meson-axg-s400.dts
index 5937d8c3a6ed..7489b88f27d7 100644
--- a/arch/arm64/boot/dts/amlogic/meson-axg-s400.dts
+++ b/arch/arm64/boot/dts/amlogic/meson-axg-s400.dts
@@ -115,6 +115,17 @@
 		enable-active-high;
 	};
 
+	usb_pwr: regulator-usb_pwr {
+		compatible = "regulator-fixed";
+		regulator-name = "USB_PWR";
+		regulator-min-microvolt = <5000000>;
+		regulator-max-microvolt = <5000000>;
+		vin-supply = <&vcc_5v>;
+
+		gpio = <&gpio_ao GPIOAO_5 GPIO_ACTIVE_HIGH>;
+		enable-active-high;
+	};
+
 	emmc_pwrseq: emmc-pwrseq {
 		compatible = "mmc-pwrseq-emmc";
 		reset-gpios = <&gpio BOOT_9 GPIO_ACTIVE_LOW>;
-- 
2.17.1