linux_dsm_epyc7002/arch/arm/boot/dts/dove-cubox.dts
Sebastian Hesselbarth 41e364bb24 ARM: Dove: add fixed regulator for CuBox USB power
CuBox needs to enable USB power on a gpio pin. Add a fixed regulator
to always enable usb power on boot.

Signed-off-by: Sebastian Hesselbarth <sebastian.hesselbarth@gmail.com>
Signed-off-by: Jason Cooper <jason@lakedaemon.net>
2013-02-28 18:57:12 +01:00

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/dts-v1/;
/include/ "dove.dtsi"
/ {
model = "SolidRun CuBox";
compatible = "solidrun,cubox", "marvell,dove";
memory {
device_type = "memory";
reg = <0x00000000 0x40000000>;
};
chosen {
bootargs = "console=ttyS0,115200n8 earlyprintk";
};
leds {
compatible = "gpio-leds";
pinctrl-0 = <&pmx_gpio_18>;
pinctrl-names = "default";
power {
label = "Power";
gpios = <&gpio0 18 1>;
linux,default-trigger = "default-on";
};
};
regulators {
compatible = "simple-bus";
#address-cells = <1>;
#size-cells = <0>;
usb_power: regulator@1 {
compatible = "regulator-fixed";
reg = <1>;
regulator-name = "USB Power";
regulator-min-microvolt = <5000000>;
regulator-max-microvolt = <5000000>;
enable-active-high;
regulator-always-on;
regulator-boot-on;
gpio = <&gpio0 1 0>;
};
};
};
&uart0 { status = "okay"; };
&sata0 { status = "okay"; };
&i2c0 { status = "okay"; };
&sdio0 {
status = "okay";
/* sdio0 card detect is connected to wrong pin on CuBox */
cd-gpios = <&gpio0 12 1>;
};
&spi0 {
status = "okay";
/* spi0.0: 4M Flash Winbond W25Q32BV */
spi-flash@0 {
compatible = "st,w25q32";
spi-max-frequency = <20000000>;
reg = <0>;
};
};
&pinctrl {
pinctrl-0 = <&pmx_gpio_1 &pmx_gpio_12>;
pinctrl-names = "default";
pmx_gpio_1: pmx-gpio-1 {
marvell,pins = "mpp1";
marvell,function = "gpio";
};
pmx_gpio_12: pmx-gpio-12 {
marvell,pins = "mpp12";
marvell,function = "gpio";
};
pmx_gpio_18: pmx-gpio-18 {
marvell,pins = "mpp18";
marvell,function = "gpio";
};
};