diff mbox

[2/4] ARM: dts: omap3-igep0030-common: Add USB Host support

Message ID 1452941473-6349-3-git-send-email-enric.balletbo@collabora.com (mailing list archive)
State New, archived
Headers show

Commit Message

Enric Balletbo i Serra Jan. 16, 2016, 10:51 a.m. UTC 
From: Pau Pajuel <ppajuel@gmail.com>

Provide RESET GPIO for the USB PHY, the USB Host port mode and
the PHY device for the controller. Also provides pin multiplexer
information for USB host pins.

Signed-off-by: Pau Pajuel <ppajuel@gmail.com>
Signed-off-by: Enric Balletbo i Serra <enric.balletbo@collabora.com>
---
 arch/arm/boot/dts/omap3-igep0030-common.dtsi | 41 ++++++++++++++++++++++++++++
 1 file changed, 41 insertions(+)

Comments

Javier Martinez Canillas Feb. 2, 2016, 7:03 p.m. UTC | #1 
Hello Enric,

On 01/16/2016 07:51 AM, Enric Balletbo i Serra wrote:
> From: Pau Pajuel <ppajuel@gmail.com>
>
> Provide RESET GPIO for the USB PHY, the USB Host port mode and
> the PHY device for the controller. Also provides pin multiplexer
> information for USB host pins.
>
> Signed-off-by: Pau Pajuel <ppajuel@gmail.com>
> Signed-off-by: Enric Balletbo i Serra <enric.balletbo@collabora.com>
> ---

Reviewed-by: Javier Martinez Canillas <javier@osg.samsung.com>

Best regards,
diff mbox

Patch

diff --git a/arch/arm/boot/dts/omap3-igep0030-common.dtsi b/arch/arm/boot/dts/omap3-igep0030-common.dtsi
index 640f066..63f8b9a 100644
--- a/arch/arm/boot/dts/omap3-igep0030-common.dtsi
+++ b/arch/arm/boot/dts/omap3-igep0030-common.dtsi
@@ -33,9 +33,28 @@ 
 			 default-state = "off";
 		};
 	};
+
+	hsusb2_phy: hsusb2_phy {
+		compatible = "usb-nop-xceiv";
+		reset-gpios = <&gpio2 22 GPIO_ACTIVE_LOW>;		/* gpio_54 */
+	};
 };
 
 &omap3_pmx_core {
+	pinctrl-names = "default";
+	pinctrl-0 = <&hsusb2_pins>;
+
+	hsusb2_pins: pinmux_hsusb2_pins {
+		pinctrl-single,pins = <
+			OMAP3_CORE1_IOPAD(0x21d4, PIN_INPUT_PULLDOWN | MUX_MODE3)	/* mcspi1_cs3.hsusb2_data2 */
+			OMAP3_CORE1_IOPAD(0x21d6, PIN_INPUT_PULLDOWN | MUX_MODE3)	/* mcspi2_clk.hsusb2_data7 */
+			OMAP3_CORE1_IOPAD(0x21d8, PIN_INPUT_PULLDOWN | MUX_MODE3)	/* mcspi2_simo.hsusb2_data4 */
+			OMAP3_CORE1_IOPAD(0x21da, PIN_INPUT_PULLDOWN | MUX_MODE3)	/* mcspi2_somi.hsusb2_data5 */
+			OMAP3_CORE1_IOPAD(0x21dc, PIN_INPUT_PULLDOWN | MUX_MODE3)	/* mcspi2_cs0.hsusb2_data6 */
+			OMAP3_CORE1_IOPAD(0x21de, PIN_INPUT_PULLDOWN | MUX_MODE3)	/* mcspi2_cs1.hsusb2_data3 */
+		>;
+	};
+
 	uart2_pins: pinmux_uart2_pins {
 		pinctrl-single,pins = <
 			OMAP3_CORE1_IOPAD(0x216c, PIN_INPUT | MUX_MODE1)	/* mcbsp3_dx.uart2_cts */
@@ -47,6 +66,20 @@ 
 };
 
 &omap3_pmx_core2 {
+	pinctrl-names = "default";
+	pinctrl-0 = <&hsusb2_core2_pins>;
+
+	hsusb2_core2_pins: pinmux_hsusb2_core2_pins {
+		pinctrl-single,pins = <
+			OMAP3630_CORE2_IOPAD(0x25f0, PIN_OUTPUT | MUX_MODE3)		      /* etk_d10.hsusb2_clk */
+			OMAP3630_CORE2_IOPAD(0x25f2, PIN_OUTPUT | MUX_MODE3)		      /* etk_d11.hsusb2_stp */
+			OMAP3630_CORE2_IOPAD(0x25f4, PIN_INPUT_PULLDOWN | MUX_MODE3)	/* etk_d12.hsusb2_dir */
+			OMAP3630_CORE2_IOPAD(0x25f6, PIN_INPUT_PULLDOWN | MUX_MODE3)	/* etk_d13.hsusb2_nxt */
+			OMAP3630_CORE2_IOPAD(0x25f8, PIN_INPUT_PULLDOWN | MUX_MODE3)	/* etk_d14.hsusb2_data0 */
+			OMAP3630_CORE2_IOPAD(0x25fa, PIN_INPUT_PULLDOWN | MUX_MODE3)	/* etk_d15.hsusb2_data1 */
+		>;
+	};
+
 	leds_core2_pins: pinmux_leds_core2_pins {
 		pinctrl-single,pins = <
 			OMAP3630_CORE2_IOPAD(0x25e0, PIN_OUTPUT | MUX_MODE4)	/* etk_d2.gpio_16 */
@@ -54,6 +87,14 @@ 
 	};
 };
 
+&usbhshost {
+	port2-mode = "ehci-phy";
+};
+
+&usbhsehci {
+	phys = <0 &hsusb2_phy>;
+};
+
 &uart2 {
 	pinctrl-names = "default";
 	pinctrl-0 = <&uart2_pins>;