linux_kernel/arch/arm/boot/dts/logicpd-torpedo-37xx-devkit.dts

/*
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License version 2 as
 * published by the Free Software Foundation.
 */

/dts-v1/;

#include "omap36xx.dtsi"
#include "logicpd-torpedo-som.dtsi"
#include "omap-gpmc-smsc9221.dtsi"
#include "logicpd-torpedo-baseboard.dtsi"

/ {
	model = "LogicPD Zoom DM3730 Torpedo + Wireless Development Kit";
	compatible = "logicpd,dm3730-torpedo-devkit", "ti,omap3630", "ti,omap3";

	wl12xx_vmmc: wl12xx_vmmc {
		compatible = "regulator-fixed";
		regulator-name = "vwl1271";
		regulator-min-microvolt = <1800000>;
		regulator-max-microvolt = <1800000>;
		gpio = <&gpio5 29 0>;   /* gpio157 */
		startup-delay-us = <70000>;
		enable-active-high;
		vin-supply = <&vmmc2>;
	};
};

/*
 * Only found on the wireless SOM. For the SOM without wireless, the pins for
 * MMC3 can be routed with jumpers to the second MMC slot on the devkit and
 * gpio157 is not connected. So this should be OK to keep common for now,
 * probably device tree overlays is the way to go with the various SOM and
 * jumpering combinations for the long run.
 */
&mmc3 {
	interrupts-extended = <&intc 94 &omap3_pmx_core 0x136>;
	pinctrl-0 = <&mmc3_pins &mmc3_core2_pins>;
	pinctrl-names = "default";
	vmmc-supply = <&wl12xx_vmmc>;
	non-removable;
	bus-width = <4>;
	cap-power-off-card;
	#address-cells = <1>;
	#size-cells = <0>;
	wlcore: wlcore@2 {
		compatible = "ti,wl1283";
		reg = <2>;
		interrupt-parent = <&gpio5>;
		interrupts = <24 IRQ_TYPE_EDGE_RISING>; /* gpio 152 */
		ref-clock-frequency = <26000000>;
		tcxo-clock-frequency = <26000000>;
	};
};

&omap3_pmx_core {
	mmc3_pins: pinmux_mm3_pins {
		pinctrl-single,pins = <
			OMAP3_CORE1_IOPAD(0x2164, PIN_INPUT_PULLUP | MUX_MODE3)	/* sdmmc2_dat4.sdmmc3_dat0 */
			OMAP3_CORE1_IOPAD(0x2166, PIN_INPUT_PULLUP | MUX_MODE3)	/* sdmmc2_dat5.sdmmc3_dat1 */
			OMAP3_CORE1_IOPAD(0x2168, PIN_INPUT_PULLUP | MUX_MODE3)	/* sdmmc2_dat6.sdmmc3_dat2 */
			OMAP3_CORE1_IOPAD(0x216a, PIN_INPUT_PULLUP | MUX_MODE3)	/* sdmmc2_dat6.sdmmc3_dat3 */
			OMAP3_CORE1_IOPAD(0x2184, PIN_INPUT_PULLUP | MUX_MODE4)	/* mcbsp4_clkx.gpio_152 */
			OMAP3_CORE1_IOPAD(0x218e, PIN_OUTPUT | MUX_MODE4)	/* mcbsp1_fsr.gpio_157 */
		>;
	};
};

&omap3_pmx_core2 {
	mmc3_core2_pins: pinmux_mmc3_core2_pins {
		pinctrl-single,pins = <
			OMAP3630_CORE2_IOPAD(0x25d8, PIN_INPUT_PULLUP | MUX_MODE2)   /* etk_clk.sdmmc3_clk */
			OMAP3630_CORE2_IOPAD(0x25da, PIN_INPUT_PULLUP | MUX_MODE2)   /* etk_ctl.sdmmc3_cmd */
		>;
	};
};