linux-kernel - [PATCH v3 3/4] ARM: dts: omap3-beagle-xm: Add USB Host support

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Message-ID: <1366365457-28972-4-git-send-email-rogerq@ti.com>
Date:	Fri, 19 Apr 2013 12:57:36 +0300
From:	Roger Quadros <rogerq@...com>
To:	<b-cousson@...com>, <tony@...mide.com>
CC:	<nm@...com>, <paul@...an.com>, <linux-omap@...r.kernel.org>,
	<linux-kernel@...r.kernel.org>,
	<devicetree-discuss@...ts.ozlabs.org>,
	Roger Quadros <rogerq@...com>
Subject: [PATCH v3 3/4] ARM: dts: omap3-beagle-xm: Add USB Host support

Provide RESET and Power regulators for the USB PHY,
the USB Host port mode and the PHY device.

Also provide pin multiplexer information for USB host
pins.

CC: Benoît Cousson <b-cousson@...com>
Signed-off-by: Roger Quadros <rogerq@...com>
---
 arch/arm/boot/dts/omap3-beagle-xm.dts |   61 +++++++++++++++++++++++++++++++++
 1 files changed, 61 insertions(+), 0 deletions(-)

diff --git a/arch/arm/boot/dts/omap3-beagle-xm.dts b/arch/arm/boot/dts/omap3-beagle-xm.dts
index 5a31964..19a8ccb 100644
--- a/arch/arm/boot/dts/omap3-beagle-xm.dts
+++ b/arch/arm/boot/dts/omap3-beagle-xm.dts
@@ -57,6 +57,59 @@
 		ti,mcbsp = <&mcbsp2>;
 		ti,codec = <&twl_audio>;
 	};
+
+	/* HS USB Port 2 RESET */
+	hsusb2_reset: hsusb2_reset_reg {
+		compatible = "regulator-fixed";
+		regulator-name = "hsusb2_reset";
+		regulator-min-microvolt = <3300000>;
+		regulator-max-microvolt = <3300000>;
+		gpio = <&gpio5 19 0>;	/* gpio_147 */
+		startup-delay-us = <70000>;
+		enable-active-high;
+	};
+
+	/* HS USB Port 2 Power */
+	hsusb2_power: hsusb2_power_reg {
+		compatible = "regulator-fixed";
+		regulator-name = "hsusb2_vbus";
+		regulator-min-microvolt = <3300000>;
+		regulator-max-microvolt = <3300000>;
+		gpio = <&twl_gpio 18 0>;	/* GPIO LEDA */
+		startup-delay-us = <70000>;
+	};
+
+	/* HS USB Host PHY on PORT 2 */
+	hsusb2_phy: hsusb2_phy {
+		compatible = "usb-nop-xceiv";
+		reset-supply = <&hsusb2_reset>;
+		vcc-supply = <&hsusb2_power>;
+	};
+
+};
+
+&omap3_pmx_core {
+	pinctrl-names = "default";
+	pinctrl-0 = <
+			&hsusbb2_pins
+	>;
+
+	hsusbb2_pins: pinmux_hsusbb2_pins {
+		pinctrl-single,pins = <
+			0x5c0 0x3	/* etk_d10.hsusb2_clk OUTPUT | MODE3 */
+			0x5c2 0x3	/* etk_d11.hsusb2_stp OUTPUT | MODE3 */
+			0x5c4 0x10b	/* etk_d12.hsusb2_dir INPUT_PULLDOWN | MODE3 */
+			0x5c6 0x10b	/* etk_d13.hsusb2_nxt INPUT_PULLDOWN | MODE3 */
+			0x5c8 0x10b	/* etk_d14.hsusb2_data0 INPUT_PULLDOWN | MODE3*/
+			0x5cA 0x10b	/* etk_d15.hsusb2_data1 INPUT_PULLDOWN | MODE3 */
+			0x1a4 0x10b	/* mcspi1_cs3.hsusb2_data2 INPUT_PULLDOWN | MODE3 */
+			0x1a6 0x10b	/* mcspi2_cs1.hsusb2_data3 INPUT_PULLDOWN | MODE3 */
+			0x1a8 0x10b	/* mcspi2_simo.hsusb2_data4 INPUT_PULLDOWN | MODE3 */
+			0x1aa 0x10b	/* mcspi2_somi.hsusb2_data5 INPUT_PULLDOWN | MODE3 */
+			0x1ac 0x10b	/* mcspi2_cs0.hsusb2_data6 INPUT_PULLDOWN | MODE3 */
+			0x1ae 0x10b	/* mcspi2_clk.hsusb2_data7 INPUT_PULLDOWN | MODE3 */
+		>;
+	};
 };
 
 &i2c1 {
@@ -125,3 +178,11 @@
 	mode = <3>;
 	power = <50>;
 };
+
+&usbhshost {
+	port2-mode = "ehci-phy";
+};
+
+&usbhsehci {
+	phys = <0 &hsusb2_phy>;
+};
-- 
1.7.4.1

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