Commit e565abe1 authored by Doug Anderson's avatar Doug Anderson Committed by Heiko Stuebner
Browse files

ARM: dts: rockchip: Specify VMMC and VQMMC on rk3288-evb 



Specifying these rails should eventually let us do UHS.

Signed-off-by: default avatarDoug Anderson <dianders@chromium.org>
Signed-off-by: default avatarHeiko Stuebner <heiko@sntech.de>
parent f1840780

arch/arm/boot/dts/rk3288-evb.dtsi

+23 −0
Original line number Diff line number Diff line
@@ -112,6 +112,23 @@ vcc_sys: vsys-regulator { 
		regulator-always-on;

		regulator-boot-on;

	};



	/*

	 * NOTE: vcc_sd isn't hooked up on v1.0 boards where power comes from

	 * vcc_io directly.  Those boards won't be able to power cycle SD cards

	 * but it shouldn't hurt to toggle this pin there anyway.

	 */

	vcc_sd: sdmmc-regulator {

		compatible = "regulator-fixed";

		gpio = <&gpio7 11 GPIO_ACTIVE_LOW>;

		pinctrl-names = "default";

		pinctrl-0 = <&sdmmc_pwr>;

		regulator-name = "vcc_sd";

		regulator-min-microvolt = <3300000>;

		regulator-max-microvolt = <3300000>;

		startup-delay-us = <100000>;

		vin-supply = <&vcc_io>;

	};

};



&emmc {
@@ -141,6 +158,8 @@ &sdmmc { 
	pinctrl-names = "default";

	pinctrl-0 = <&sdmmc_clk &sdmmc_cmd &sdmmc_cd &sdmmc_bus4>;

	status = "okay";

	vmmc-supply = <&vcc_sd>;

	vqmmc-supply = <&vccio_sd>;

};



&i2c0 {
@@ -232,6 +251,10 @@ sdmmc_clk: sdmmc-clk { 
		sdmmc_cmd: sdmmc-cmd {

			rockchip,pins = <6 21 RK_FUNC_1 &pcfg_pull_up_drv_8ma>;

		};



		sdmmc_pwr: sdmmc-pwr {

			rockchip,pins = <7 11 RK_FUNC_GPIO &pcfg_pull_none>;

		};

	};



	usb {