Add device nodes for the HS USB Host port 1, USB PHY and its
required regulator and also pin mux setup for HS USB1 pins.
Signed-off-by: Javier Martinez Canillas <javier.martinez@xxxxxxxxxxxxxxx>
Tested-by: Enric Balletbo i Serra <eballetbo@xxxxxxxxx>
---
Changes since v1:
- Add HST USB port 1 pinmux setup in omap3-igep0020 instead of
omap3-igep.dtsi since is not used by IGEP COM; suggested by Roger Quadros
arch/arm/boot/dts/omap3-igep0020.dts | 49 ++++++++++++++++++++++++++++++++++++
1 file changed, 49 insertions(+)
diff --git a/arch/arm/boot/dts/omap3-igep0020.dts b/arch/arm/boot/dts/omap3-igep0020.dts
index eedf0d8..35346f2 100644
--- a/arch/arm/boot/dts/omap3-igep0020.dts
+++ b/arch/arm/boot/dts/omap3-igep0020.dts
@@ -55,6 +55,47 @@
regulator-name = "vdd33a";
regulator-always-on;
};
+
+ /* HS USB Port 1 Power */
+ hsusb1_power: hsusb1_power_reg {
+ compatible = "regulator-fixed";
+ regulator-name = "hsusb1_vbus";
+ regulator-min-microvolt = <3300000>;
+ regulator-max-microvolt = <3300000>;
+ gpio = <&twl_gpio 18 GPIO_ACTIVE_LOW>; /* GPIO LEDA */
+ startup-delay-us = <70000>;
+ };
+
+ /* HS USB Host PHY on PORT 1 */
+ hsusb1_phy: hsusb1_phy {
+ compatible = "usb-nop-xceiv";
+ reset-gpios = <&gpio1 24 GPIO_ACTIVE_LOW>; /* gpio_24 */
+ vcc-supply = <&hsusb1_power>;
+ };
+};
+
+&omap3_pmx_core {
+ pinctrl-names = "default";
+ pinctrl-0 = <
+ &hsusbb1_pins
+ >;
+
+ hsusbb1_pins: pinmux_hsusbb1_pins {
+ pinctrl-single,pins = <
+ 0x5aa (PIN_OUTPUT | MUX_MODE3) /* etk_ctl.hsusb1_clk */
+ 0x5a8 (PIN_OUTPUT | MUX_MODE3) /* etk_clk.hsusb1_stp */
+ 0x5bc (PIN_INPUT_PULLDOWN | MUX_MODE3) /* etk_d8.hsusb1_dir */
+ 0x5be (PIN_INPUT_PULLDOWN | MUX_MODE3) /* etk_d9.hsusb1_nxt */
+ 0x5ac (PIN_INPUT_PULLDOWN | MUX_MODE3) /* etk_d0.hsusb1_data0 */
+ 0x5ae (PIN_INPUT_PULLDOWN | MUX_MODE3) /* etk_d1.hsusb1_data1 */
+ 0x5b0 (PIN_INPUT_PULLDOWN | MUX_MODE3) /* etk_d2.hsusb1_data2 */
+ 0x5b2 (PIN_INPUT_PULLDOWN | MUX_MODE3) /* etk_d3.hsusb1_data7 */
+ 0x5b4 (PIN_INPUT_PULLDOWN | MUX_MODE3) /* etk_d4.hsusb1_data4 */
+ 0x5b6 (PIN_INPUT_PULLDOWN | MUX_MODE3) /* etk_d5.hsusb1_data5 */
+ 0x5b8 (PIN_INPUT_PULLDOWN | MUX_MODE3) /* etk_d6.hsusb1_data6 */
+ 0x5ba (PIN_INPUT_PULLDOWN | MUX_MODE3) /* etk_d7.hsusb1_data3 */
+ >;
+ };
};
&leds_pins {
@@ -166,3 +207,11 @@
smsc,save-mac-address;
};
};
+
+&usbhshost {
+ port1-mode = "ehci-phy";
+};
+
+&usbhsehci {
+ phys = <&hsusb1_phy>;
+};
--
1.8.4.rc3
--
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