Commit 1c9a53ff authored by Tamás Szűcs's avatar Tamás Szűcs Committed by Heiko Stuebner
Browse files

arm64: dts: rockchip: Add sdio node to rock-5b 



Enable SDIO on Radxa ROCK 5 Model B M.2 Key E. Add sdio node and alias as mmc2.
Add regulator for the 3.3 V rail bringing it up during boot. Make sure EKEY_EN
is muxed as GPIO.

Signed-off-by: default avatarTamás Szűcs <tszucs@protonmail.ch>
Reviewed-by: default avatarSebastian Reichel <sebastian.reichel@collabora.com>
Link: https://lore.kernel.org/r/20230924203740.65744-1-tszucs@protonmail.ch


Signed-off-by: default avatarHeiko Stuebner <heiko@sntech.de>
parent 46bb398e

arch/arm64/boot/dts/rockchip/rk3588-rock-5b.dts

+43 −0
Original line number Diff line number Diff line
@@ -12,6 +12,7 @@ / { 
	aliases {

		mmc0 = &sdhci;

		mmc1 = &sdmmc;

		mmc2 = &sdio;

		serial2 = &uart2;

	};
@@ -113,6 +114,21 @@ vcc_1v1_nldo_s3: vcc-1v1-nldo-s3-regulator { 
		regulator-max-microvolt = <1100000>;

		vin-supply = <&vcc5v0_sys>;

	};



	vcc3v3_wf: vcc3v3-wf-regulator {

		compatible = "regulator-fixed";

		regulator-name = "vcc3v3_wf";

		regulator-always-on;

		regulator-boot-on;

		regulator-min-microvolt = <3300000>;

		regulator-max-microvolt = <3300000>;

		enable-active-high;

		gpios = <&gpio1 RK_PD2 GPIO_ACTIVE_HIGH>;

		pinctrl-names = "default";

		pinctrl-0 = <&vcc3v3_wf_en>;

		startup-delay-us = <50000>;

		vin-supply = <&vcc5v0_sys>;

	};

};



&combphy0_ps {
@@ -319,6 +335,12 @@ vcc5v0_host_en: vcc5v0-host-en { 
			rockchip,pins = <4 RK_PB0 RK_FUNC_GPIO &pcfg_pull_none>;

		};

	};



	m2e {

		vcc3v3_wf_en: vcc3v3-wf-en {

			rockchip,pins = <1 RK_PD2 RK_FUNC_GPIO &pcfg_pull_none>;

		};

	};

};



&pwm1 {
@@ -355,6 +377,27 @@ &sdmmc { 
	status = "okay";

};



&sdio {

	max-frequency = <200000000>;

	no-sd;

	no-mmc;

	non-removable;

	bus-width = <4>;

	cap-sdio-irq;

	disable-wp;

	keep-power-in-suspend;

	wakeup-source;

	sd-uhs-sdr12;

	sd-uhs-sdr25;

	sd-uhs-sdr50;

	sd-uhs-sdr104;

	vmmc-supply = <&vcc3v3_wf>;

	vqmmc-supply = <&vcc_1v8_s3>;

	pinctrl-names = "default";

	pinctrl-0 = <&sdiom0_pins>;

	status = "okay";

};



&spi2 {

	status = "okay";

	assigned-clocks = <&cru CLK_SPI2>;