AuxXxilium/linux_dsm_epyc7002
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ARM: dts: rockchip: Specify VMMC and VQMMC on rk3288-evb

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Specifying these rails should eventually let us do UHS.

Signed-off-by: Doug Anderson <dianders@chromium.org>
Signed-off-by: Heiko Stuebner <heiko@sntech.de>
This commit is contained in:
Doug Anderson 2015-03-11 15:15:17 -07:00 committed by Heiko Stuebner
parent f18407800e
commit e565abe10b
1 changed files with 23 additions and 0 deletions
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23
arch/arm/boot/dts/rk3288-evb.dtsi
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@ -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 {