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Commit bfd0b498 authored by Joachim Eastwood's avatar Joachim Eastwood
Browse files

ARM: dts: lpc4357-ea4357: add mmcsd 



Enable the MMC/SD controller on EA4357 devkit and add pin
muxing plus a regulator.

Signed-off-by: default avatarJoachim Eastwood <manabian@gmail.com>
parent c97a63c9

arch/arm/boot/dts/lpc4357-ea4357-devkit.dts

+47 −0
Original line number Diff line number Diff line
@@ -34,9 +34,48 @@ 
		device_type = "memory";

		reg = <0x28000000 0x2000000>; /* 32 MB */

	};



	/* vmmc is controlled by sdmmc host internally */

	vmmc: vmmc_fixed {

		compatible = "regulator-fixed";

		regulator-name = "vmmc-supply";

		regulator-min-microvolt = <3300000>;

		regulator-max-microvolt = <3300000>;

	};

};



&pinctrl {

	sdmmc_pins: sdmmc-pins {

		sdmmc_clk_cfg {

			pins = "pc_0";

			function = "sdmmc";

			slew-rate = <1>;

			bias-pull-down;

		};



		sdmmc_cmd_dat0_3_cfg {

			pins = "pc_4", "pc_5", "pc_6", "pc_7", "pc_10";

			function = "sdmmc";

			slew-rate = <1>;

			bias-disable;

			input-enable;

			input-schmitt-disable;

		};



		sdmmc_cd_cfg {

			pins = "pc_8";

			function = "sdmmc";

			bias-pull-down;

			input-enable;

		};



		sdmmc_pow_cfg {

			pins = "pc_9";

			function = "sdmmc";

			bias-pull-down;

		};

	};



	uart0_pins: uart0-pins {

		uart0_rx_cfg {

			pins = "pf_11";
@@ -54,6 +93,14 @@ 
	};

};



&mmcsd {

	status = "okay";

	bus-width = <4>;

	vmmc-supply = <&vmmc>;

	pinctrl-names = "default";

	pinctrl-0 = <&sdmmc_pins>;

};



&uart0 {

	status = "okay";

	pinctrl-names = "default";