linux-kernel - [PATCH v3 4/9] arm64: allwinner: dts: h6: add USB Vbus regulator

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Message-Id: <20180722055739.26464-5-icenowy@aosc.io>
Date:   Sun, 22 Jul 2018 13:57:34 +0800
From:   Icenowy Zheng <icenowy@...c.io>
To:     Rob Herring <robh+dt@...nel.org>,
        Maxime Ripard <maxime.ripard@...tlin.com>,
        Chen-Yu Tsai <wens@...e.org>,
        Kishon Vijay Abraham I <kishon@...com>
Cc:     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 v3 4/9] arm64: allwinner: dts: h6: add USB Vbus regulator

The 5V output of the USB ports on Pine H64 is controlled via a GPIO.

Add the USB Vbus regulator device tree node.

Signed-off-by: Icenowy Zheng <icenowy@...c.io>
Reviewed-by: Chen-Yu Tsai <wens@...e.org>
---
Changes in v3:
- Added Chen-Yu's Review tag.

 arch/arm64/boot/dts/allwinner/sun50i-h6-pine-h64.dts | 10 ++++++++++
 1 file changed, 10 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 ceffc40810ee..f21e18f8ed37 100644
--- a/arch/arm64/boot/dts/allwinner/sun50i-h6-pine-h64.dts
+++ b/arch/arm64/boot/dts/allwinner/sun50i-h6-pine-h64.dts
@@ -39,6 +39,16 @@
 			gpios = <&r_pio 0 7 GPIO_ACTIVE_HIGH>; /* PL7 */
 		};
 	};
+
+	reg_usb_vbus: vbus {
+		compatible = "regulator-fixed";
+		regulator-name = "usb-vbus";
+		regulator-min-microvolt = <5000000>;
+		regulator-max-microvolt = <5000000>;
+		startup-delay-us = <100000>;
+		gpio = <&r_pio 0 5 GPIO_ACTIVE_HIGH>;
+		enable-active-high;
+	};
 };
 
 &mmc0 {
-- 
2.18.0