From 868e247851d53f8c15df34c45eced5824cd53052 Mon Sep 17 00:00:00 2001 From: Tony Lindgren Date: Tue, 22 Dec 2015 16:01:37 -0800 Subject: [PATCH] ARM: dts: Add usb support for hp t410 Add usb support for hp t410 and a fixed regulator for the hub power. Cc: Felipe Balbi Signed-off-by: Tony Lindgren --- 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 d1927a77c222..5d4313fd5a46 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"; }; -- 2.20.1