From 9fc830b0371cb3c363e24fb1e3d6fb883e20eca1 Mon Sep 17 00:00:00 2001
From: Nikita Kiryanov <nikita@compulab.co.il>
Date: Tue, 1 Dec 2015 15:55:02 +0200
Subject: ARM: dts: am437x: cm-t43: add USB support

Add USB support for CompuLab sbc-t43 single board computer,
defaulting to host mode.

Signed-off-by: Nikita Kiryanov <nikita@compulab.co.il>
Cc: Tony Lindgren <tony@atomide.com>
Cc: Benoit Cousson <bcousson@baylibre.com>
Cc: Rob Herring <robh@kernel.org>
Cc: Mark Rutland <mark.rutland@arm.com>
Cc: Pawel Moll <pawel.moll@arm.com>
Cc: Igor Grinberg <grinberg@compulab.co.il>
Cc: Dmitry Lifshitz <lifshitz@compulab.co.il>
Cc: Ian Campbell <ijc+devicetree@hellion.org.uk>
Signed-off-by: Tony Lindgren <tony@atomide.com>
---
 arch/arm/boot/dts/am437x-cm-t43.dts  | 30 ++++++++++++++++++++++++++++++
 arch/arm/boot/dts/am437x-sbc-t43.dts | 22 ++++++++++++++++++++++
 2 files changed, 52 insertions(+)

diff --git a/arch/arm/boot/dts/am437x-cm-t43.dts b/arch/arm/boot/dts/am437x-cm-t43.dts
index fd97a892c7d5..a2893c6950d1 100644
--- a/arch/arm/boot/dts/am437x-cm-t43.dts
+++ b/arch/arm/boot/dts/am437x-cm-t43.dts
@@ -327,6 +327,36 @@
 	dual_emac_res_vlan = <2>;
 };
 
+&dwc3_1 {
+	status = "okay";
+};
+
+&usb2_phy1 {
+	status = "okay";
+};
+
+&usb1 {
+	dr_mode = "host";
+	status = "okay";
+};
+
+&dwc3_2 {
+	status = "okay";
+};
+
+&usb2_phy2 {
+	status = "okay";
+};
+
+&usb2 {
+	dr_mode = "host";
+	status = "okay";
+	interrupts = <GIC_SPI 174 IRQ_TYPE_LEVEL_HIGH>,
+		     <GIC_SPI 174 IRQ_TYPE_LEVEL_HIGH>,
+		     <GIC_SPI 178 IRQ_TYPE_LEVEL_HIGH>;
+	interrupt-names = "peripheral", "host", "otg";
+};
+
 &elm {
 	status = "okay";
 };
diff --git a/arch/arm/boot/dts/am437x-sbc-t43.dts b/arch/arm/boot/dts/am437x-sbc-t43.dts
index 6ca22b76d1bd..3fc824a5b13c 100644
--- a/arch/arm/boot/dts/am437x-sbc-t43.dts
+++ b/arch/arm/boot/dts/am437x-sbc-t43.dts
@@ -36,6 +36,18 @@
 			AM4372_IOPAD(0x97c, PIN_INPUT_PULLUP | SLEWCTRL_FAST | MUX_MODE3)  /* uart1_rtsn.i2c2_scl */
 		>;
 	};
+
+	usb2_phy1_default: usb2_phy1_default {
+		pinctrl-single,pins = <
+			AM4372_IOPAD(0xac0, DS0_PULL_UP_DOWN_EN | PIN_INPUT_PULLDOWN | MUX_MODE0)
+		>;
+	};
+
+	usb2_phy2_default: usb2_phy2_default {
+		pinctrl-single,pins = <
+			AM4372_IOPAD(0xac4, DS0_PULL_UP_DOWN_EN | PIN_INPUT_PULLDOWN | MUX_MODE0)
+		>;
+	};
 };
 
 &i2c1 {
@@ -54,3 +66,13 @@
 	pinctrl-names = "default";
 	pinctrl-0 = <&uart0_pins_default>;
 };
+
+&dwc3_1 {
+	pinctrl-names = "default";
+	pinctrl-0 = <&usb2_phy1_default>;
+};
+
+&dwc3_2 {
+	pinctrl-names = "default";
+	pinctrl-0 = <&usb2_phy2_default>;
+};
-- 
cgit