Add usb support for hp t410 and a fixed regulator for the hub power.
Cc: Felipe Balbi <ba...@ti.com>
Signed-off-by: Tony Lindgren <t...@atomide.com>
---
arch/arm/boot/dts/dm8148-t410.dts | 35 +++++++++++++++++++++++++++++++++++
1 file changed, 35 insertions(+)
diff --git a/arch/arm/boot/dts/dm8148-t410.dts
b/arch/arm/boot/dts/dm8148-t410.dts
index d1927a7..5d4313f 100644
--- a/arch/arm/boot/dts/dm8148-t410.dts
+++ b/arch/arm/boot/dts/dm8148-t410.dts
@@ -16,6 +16,17 @@
reg = <0x80000000 0x40000000>; /* 1 GB */
};
+ /* gpio9 seems to control USB VBUS regulator and/or hub power */
+ usb_power: regulator@9 {
+ compatible = "regulator-fixed";
+ regulator-name = "usb_power";
+ regulator-min-microvolt = <5000000>;
+ regulator-max-microvolt = <5000000>;
+ gpio = <&gpio1 9 GPIO_ACTIVE_HIGH>;
+ enable-active-high;
+ regulator-always-on;
+ };
+
vmmcsd_fixed: fixedregulator@0 {
compatible = "regulator-fixed";
regulator-name = "vmmcsd_fixed";
@@ -60,4 +71,28 @@
DM814X_IOPAD(0x0920, PIN_INPUT | 40) /* SD2_SDCD */
>;
};
+
+ usb0_pins: pinmux_usb0_pins {
+ pinctrl-single,pins = <
+ DM814X_IOPAD(0x0c34, PIN_OUTPUT | 0x1) /* USB0_DRVVBUS
*/
+ >;
+ };
+
+ usb1_pins: pinmux_usb1_pins {
+ pinctrl-single,pins = <
+ DM814X_IOPAD(0x0834, PIN_OUTPUT | 0x80) /* USB1_DRVVBUS
*/
+ >;
+ };
+};
+
+&usb0 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&usb0_pins>;
+ dr_mode = "host";
+};
+
+&usb1 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&usb1_pins>;
+ dr_mode = "host";
};
--
2.6.2
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