Commit 54f0c5ce authored by Ilya Ledvich's avatar Ilya Ledvich Committed by Tony Lindgren
Browse files

ARM: dts: cm-t335: add support for MMC 



Add pinmux configuration for MMC0 pins.
Add fixed regulator 'vmmc_fixed'.
Enable MMC0 in 4-bit mode.

Signed-off-by: default avatarIlya Ledvich <ilya@compulab.co.il>
Signed-off-by: default avatarUri Mashiach <uri.mashiach@compulab.co.il>
Acked-by: default avatarIgor Grinberg <grinberg@compulab.co.il>
Signed-off-by: default avatarTony Lindgren <tony@atomide.com>
parent 440c3a1c

arch/arm/boot/dts/am335x-cm-t335.dts

+33 −0
Original line number Diff line number Diff line
@@ -31,6 +31,14 @@ 
			linux,default-trigger = "heartbeat";

		};

	};



	/* regulator for mmc */

	vmmc_fixed: fixedregulator@0 {

		compatible = "regulator-fixed";

		regulator-name = "vmmc_fixed";

		regulator-min-microvolt = <3300000>;

		regulator-max-microvolt = <3300000>;

	};

};



&am33xx_pinmux {
@@ -105,6 +113,23 @@ 
			AM33XX_IOPAD(0x974, PIN_OUTPUT_PULLDOWN | MUX_MODE0)

		>;

	};



	mmc1_pins: pinmux_mmc1_pins {

		pinctrl-single,pins = <

			/* mmc0_dat3.mmc0_dat3 */

			AM33XX_IOPAD(0x8f0, PIN_INPUT_PULLUP | MUX_MODE0)

			/* mmc0_dat2.mmc0_dat2 */

			AM33XX_IOPAD(0x8f4, PIN_INPUT_PULLUP | MUX_MODE0)

			/* mmc0_dat1.mmc0_dat1 */

			AM33XX_IOPAD(0x8f8, PIN_INPUT_PULLUP | MUX_MODE0)

			/* mmc0_dat0.mmc0_dat0 */

			AM33XX_IOPAD(0x8fc, PIN_INPUT_PULLUP | MUX_MODE0)

			/* mmc0_clk.mmc0_clk */

			AM33XX_IOPAD(0x900, PIN_INPUT_PULLUP | MUX_MODE0)

			/* mmc0_cmd.mmc0_cmd */

			AM33XX_IOPAD(0x904, PIN_INPUT_PULLUP | MUX_MODE0)

		>;

	};

};



&uart0 {
@@ -203,3 +228,11 @@ 
&elm {

	status = "okay";

};



&mmc1 {

	status = "okay";

	vmmc-supply = <&vmmc_fixed>;

	bus-width = <4>;

	pinctrl-names = "default";

	pinctrl-0 = <&mmc1_pins>;

};

CRA Git | Maintained and supported by SUSTech CRA and CCSE