Commit b3850cd9 authored by Lad Prabhakar's avatar Lad Prabhakar Committed by Geert Uytterhoeven
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ARM: dts: r8a7742-iwg21d-q7: Enable SDHI2 controller 



Enable the SDHI2 controller on iWave RZ/G1H carrier board.

Signed-off-by: default avatarLad Prabhakar <prabhakar.mahadev-lad.rj@bp.renesas.com>
Reviewed-by: default avatarMarian-Cristian Rotariu <marian-cristian.rotariu.rb@bp.renesas.com>
Link: https://lore.kernel.org/r/1590420129-7531-3-git-send-email-prabhakar.mahadev-lad.rj@bp.renesas.com


Signed-off-by: default avatarGeert Uytterhoeven <geert+renesas@glider.be>
parent 73e44613

arch/arm/boot/dts/r8a7742-iwg21d-q7.dts

+47 −0
Original line number Diff line number Diff line
@@ -21,6 +21,28 @@ chosen { 
		bootargs = "ignore_loglevel root=/dev/mmcblk0p1 rw rootwait";

		stdout-path = "serial2:115200n8";

	};



	vcc_sdhi2: regulator-vcc-sdhi2 {

		compatible = "regulator-fixed";



		regulator-name = "SDHI2 Vcc";

		regulator-min-microvolt = <3300000>;

		regulator-max-microvolt = <3300000>;



		gpio = <&gpio1 27 GPIO_ACTIVE_LOW>;

	};



	vccq_sdhi2: regulator-vccq-sdhi2 {

		compatible = "regulator-gpio";



		regulator-name = "SDHI2 VccQ";

		regulator-min-microvolt = <1800000>;

		regulator-max-microvolt = <3300000>;



		gpios = <&gpio1 8 GPIO_ACTIVE_HIGH>;

		gpios-states = <1>;

		states = <3300000 1>, <1800000 0>;

	};

};



&pfc {
@@ -33,6 +55,18 @@ scifb2_pins: scifb2 { 
		groups = "scifb2_data", "scifb2_ctrl";

		function = "scifb2";

	};



	sdhi2_pins: sd2 {

		groups = "sdhi2_data4", "sdhi2_ctrl";

		function = "sdhi2";

		power-source = <3300>;

	};



	sdhi2_pins_uhs: sd2_uhs {

		groups = "sdhi2_data4", "sdhi2_ctrl";

		function = "sdhi2";

		power-source = <1800>;

	};

};



&scifa2 {
@@ -49,3 +83,16 @@ &scifb2 { 
	uart-has-rtscts;

	status = "okay";

};



&sdhi2 {

	pinctrl-0 = <&sdhi2_pins>;

	pinctrl-1 = <&sdhi2_pins_uhs>;

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



	vmmc-supply = <&vcc_sdhi2>;

	vqmmc-supply = <&vccq_sdhi2>;

	cd-gpios = <&gpio3 22 GPIO_ACTIVE_LOW>;

	wp-gpios = <&gpio3 23 GPIO_ACTIVE_HIGH>;

	sd-uhs-sdr50;

	status = "okay";

};