linux-kernel - [PATCH] ARM: dts: sun8i: h3: enable USB OTG for NanoPi Neo board

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Message-ID: <20171201224942.GA12473@t440.localdomain>
Date:   Fri, 1 Dec 2017 23:49:42 +0100
From:   Krzysztof Adamski <k@...ko.eu>
To:     Rob Herring <robh+dt@...nel.org>,
        Mark Rutland <mark.rutland@....com>,
        Russell King <linux@...linux.org.uk>,
        Maxime Ripard <maxime.ripard@...e-electrons.com>,
        Chen-Yu Tsai <wens@...e.org>, devicetree@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org
Subject: [PATCH] ARM: dts: sun8i: h3: enable USB OTG for NanoPi Neo board

Similarly to Orange Pi Zero, NanoPi Neo board has an USB OTG port with
an ID pin but with unpowered VBUS. This patch enables this port in
forced peripheral mode.

Signed-off-by: Krzysztof Adamski <k@...ko.eu>
---
 arch/arm/boot/dts/sun8i-h3-nanopi-neo.dts | 17 +++++++++++++++++
 1 file changed, 17 insertions(+)

diff --git a/arch/arm/boot/dts/sun8i-h3-nanopi-neo.dts b/arch/arm/boot/dts/sun8i-h3-nanopi-neo.dts
index 78f6c24952dd..14c3f137dbd3 100644
--- a/arch/arm/boot/dts/sun8i-h3-nanopi-neo.dts
+++ b/arch/arm/boot/dts/sun8i-h3-nanopi-neo.dts
@@ -53,3 +53,20 @@
 	allwinner,leds-active-low;
 	status = "okay";
 };
+
+&usb_otg {
+	status = "okay";
+	dr_mode = "peripheral";
+};
+
+&usbphy {
+	usb0_id_det-gpios = <&pio 6 12 GPIO_ACTIVE_HIGH>; /* PG12 */
+};
+
+&ohci0 {
+	status = "okay";
+};
+
+&ehci0 {
+	status = "okay";
+};
-- 
2.13.6