Commit 16bce534 authored by Biju Das's avatar Biju Das Committed by Geert Uytterhoeven
Browse files

arm64: dts: renesas: rzg3e-smarc-som: Enable SDHI{0,2} 



Enable eMMC on SDHI0 and SD on SDHI2 on RZ/G3E SMARC SoM.

Signed-off-by: default avatarBiju Das <biju.das.jz@bp.renesas.com>
Reviewed-by: default avatarGeert Uytterhoeven <geert+renesas@glider.be>
Link: https://lore.kernel.org/20250206134047.67866-7-biju.das.jz@bp.renesas.com


Signed-off-by: default avatarGeert Uytterhoeven <geert+renesas@glider.be>
parent 674080a2

arch/arm64/boot/dts/renesas/rzg3e-smarc-som.dtsi

+100 −0
Original line number Diff line number Diff line
@@ -8,17 +8,86 @@ 
/ {

	compatible = "renesas,rzg3e-smarcm", "renesas,r9a09g047e57", "renesas,r9a09g047";



	aliases {

		mmc0 = &sdhi0;

		mmc2 = &sdhi2;

	};



	memory@48000000 {

		device_type = "memory";

		/* First 128MB is reserved for secure area. */

		reg = <0x0 0x48000000 0x0 0xf8000000>;

	};



	reg_1p8v: regulator-1p8v {

		compatible = "regulator-fixed";

		regulator-name = "fixed-1.8V";

		regulator-min-microvolt = <1800000>;

		regulator-max-microvolt = <1800000>;

		regulator-boot-on;

		regulator-always-on;

	};



	reg_3p3v: regulator-3p3v {

		compatible = "regulator-fixed";

		regulator-name = "fixed-3.3V";

		regulator-min-microvolt = <3300000>;

		regulator-max-microvolt = <3300000>;

		regulator-boot-on;

		regulator-always-on;

	};

};



&audio_extal_clk {

	clock-frequency = <48000000>;

};



&pinctrl {

	sdhi0_emmc_pins: sd0-emmc {

		sd0-ctrl {

			pins = "SD0CLK", "SD0CMD";

			renesas,output-impedance = <3>;

		};



		sd0-data {

			pins = "SD0DAT0", "SD0DAT1", "SD0DAT2", "SD0DAT3",

			       "SD0DAT4", "SD0DAT5", "SD0DAT6", "SD0DAT7";

			renesas,output-impedance = <3>;

		};



		sd0-rst {

			pins = "SD0RSTN";

			renesas,output-impedance = <3>;

		};

	};



	sdhi2_pins: sd2 {

		sd2-cd {

			pinmux = <RZG3E_PORT_PINMUX(K, 0, 1)>; /* SD2CD */

		};



		sd2-ctrl {

			pinmux = <RZG3E_PORT_PINMUX(H, 0, 1)>, /* SD2CLK */

				 <RZG3E_PORT_PINMUX(H, 1, 1)>; /* SD2CMD */

		};



		sd2-data {

			pinmux = <RZG3E_PORT_PINMUX(H, 2, 1)>, /* SD2DAT0 */

				 <RZG3E_PORT_PINMUX(H, 3, 1)>, /* SD2DAT1 */

				 <RZG3E_PORT_PINMUX(H, 4, 1)>, /* SD2DAT2 */

				 <RZG3E_PORT_PINMUX(H, 5, 1)>; /* SD2DAT3 */

		};



		sd2-iovs {

			pinmux = <RZG3E_PORT_PINMUX(K, 1, 1)>; /* SD2IOVS */

		};



		sd2-pwen {

			pinmux = <RZG3E_PORT_PINMUX(K, 2, 1)>; /* SD2PWEN */

		};

	};

};



&qextal_clk {

	clock-frequency = <24000000>;

};
@@ -27,6 +96,37 @@ &rtxin_clk { 
	clock-frequency = <32768>;

};



&sdhi0 {

	pinctrl-0 = <&sdhi0_emmc_pins>;

	pinctrl-1 = <&sdhi0_emmc_pins>;

	pinctrl-names = "default", "state_uhs";



	vmmc-supply = <&reg_3p3v>;

	vqmmc-supply = <&reg_1p8v>;

	bus-width = <8>;

	mmc-hs200-1_8v;

	non-removable;

	fixed-emmc-driver-type = <1>;

	status = "okay";

};



&sdhi2 {

	pinctrl-0 = <&sdhi2_pins>;

	pinctrl-1 = <&sdhi2_pins>;

	pinctrl-names = "default", "state_uhs";



	vmmc-supply = <&reg_3p3v>;

	vqmmc-supply = <&sdhi2_vqmmc>;

	bus-width = <4>;

	sd-uhs-sdr50;

	sd-uhs-sdr104;

	status = "okay";

};



&sdhi2_vqmmc {

	status = "okay";

};



&wdt1 {

	status = "okay";

};