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Commit 6bf5e341 authored by Adam Ford's avatar Adam Ford Committed by Tony Lindgren
Browse files

ARM: dts: am3517-som: Add WL127x Wifi 



Certain models of the AM3517 SOM from Logic PD come with an
integrated WL1271 WiFi.  This patch enables the WiFi.

Signed-off-by: default avatarAdam Ford <aford173@gmail.com>
Signed-off-by: default avatarTony Lindgren <tony@atomide.com>
parent 5e2e1c4f

arch/arm/boot/dts/am3517-evm.dts

+0 −4
Original line number Diff line number Diff line
@@ -220,10 +220,6 @@ 
	cd-gpios = <&gpio4 31 GPIO_ACTIVE_HIGH>; /* gpio_127 */

};



&mmc2 {

      status = "disabled";

};



&mmc3 {

      status = "disabled";

};

arch/arm/boot/dts/am3517-som.dtsi

+80 −0
Original line number Diff line number Diff line
@@ -14,6 +14,32 @@ 
			cpu0-supply = <&vdd_core_reg>;

		};

	};



	wl12xx_buffer: wl12xx_buf {

		compatible = "regulator-fixed";

		regulator-name = "wl1271_buf";

		regulator-min-microvolt = <1800000>;

		regulator-max-microvolt = <1800000>;

		pinctrl-names = "default";

		pinctrl-0 = <&wl12xx_buffer_pins>;

		gpio = <&gpio5 1 GPIO_ACTIVE_LOW>; /* gpio 129 */

		regulator-always-on;

		vin-supply = <&vdd_1v8_reg>;

	};



	wl12xx_vmmc2: wl12xx_vmmc2 {

		compatible = "regulator-fixed";

		regulator-name = "vwl1271";

		regulator-min-microvolt = <1800000>;

		regulator-max-microvolt = <1800000>;

		pinctrl-names = "default";

		pinctrl-0 = <&wl12xx_wkup_pins>;

		gpio = <&gpio1 3 GPIO_ACTIVE_HIGH >; /* gpio 3 */

		startup-delay-us = <70000>;

		enable-active-high;

		regulator-always-on;

		vin-supply = <&wl12xx_buffer>;

	};

};



&gpmc {
@@ -121,8 +147,53 @@ 
	};

};



&mmc2 {

	interrupts-extended = <&intc 86 /* &omap3_pmx_core 0x12c */>;



	status = "okay";

	pinctrl-names = "default";

	pinctrl-0 = <&mmc2_pins>;

	vmmc-supply = <&wl12xx_vmmc2>;

	non-removable;

	bus-width = <4>;

	cap-power-off-card;

	#address-cells = <1>;

	#size-cells = <0>;

	wlcore: wlcore@2 {

		compatible = "ti,wl1271";

		reg = <2>;

		interrupt-parent = <&gpio6>;

		interrupts = <10 IRQ_TYPE_LEVEL_HIGH>; /* gpio_170 */

		ref-clock-frequency = <26000000>;

		tcxo-clock-frequency = <26000000>;

	};

};





&omap3_pmx_core {



	wl12xx_buffer_pins: pinmux_wl12xx_buffer_pins {

		pinctrl-single,pins = <

			OMAP3_CORE1_IOPAD(0x2156, PIN_OUTPUT | MUX_MODE4)  /* mmc1_dat7.gpio_129 */

		>;

	};



	mmc2_pins: pinmux_mmc2_pins {

		pinctrl-single,pins = <

			OMAP3_CORE1_IOPAD(0x2158, PIN_INPUT_PULLUP | MUX_MODE0)  /* mmc2_clk.mmc2_clk */

			OMAP3_CORE1_IOPAD(0x215a, PIN_INPUT_PULLUP | MUX_MODE0)  /* mmc2_cmd.mmc2_cmd */

			OMAP3_CORE1_IOPAD(0x215c, PIN_INPUT_PULLUP | MUX_MODE0)  /* mmc2_dat0.mmc2_dat0 */

			OMAP3_CORE1_IOPAD(0x215e, PIN_INPUT_PULLUP | MUX_MODE0)  /* mmc2_dat1.mmc2_dat1 */

			OMAP3_CORE1_IOPAD(0x2160, PIN_INPUT_PULLUP | MUX_MODE0)  /* mmc2_dat2.mmc2_dat2 */

			OMAP3_CORE1_IOPAD(0x2162, PIN_INPUT_PULLUP | MUX_MODE0)  /* mmc2_dat3.mmc2_dat3 */

			OMAP3_CORE1_IOPAD(0x2164, PIN_OUTPUT | MUX_MODE1) /* mmc2_dat4.mmc2_dir_dat0 */

			OMAP3_CORE1_IOPAD(0x2166, PIN_OUTPUT | MUX_MODE1) /* mmc2_dat5.mmc2_dir_dat1 */

			OMAP3_CORE1_IOPAD(0x2168, PIN_OUTPUT | MUX_MODE1) /* mmc2_dat6.mmc2_dir_cmd */

			OMAP3_CORE1_IOPAD(0x216a, PIN_INPUT | MUX_MODE1) /* mmc2_dat7.mmc2_clkin */

			OMAP3_CORE1_IOPAD(0x21c6, PIN_INPUT_PULLUP | MUX_MODE4)	/* hdq_sio.gpio_170 */

		>;

	};



	rtc_pins: pinmux_rtc_pins {

		pinctrl-single,pins = <

			OMAP3_CORE1_IOPAD(0x20b6, PIN_INPUT_PULLUP | MUX_MODE4) /* gpmc_ncs4.gpio_55 */
@@ -135,3 +206,12 @@ 
		>;

	};

};



&omap3_pmx_wkup {



	wl12xx_wkup_pins: pinmux_wl12xx_wkup_pins {

		pinctrl-single,pins = <

			OMAP3_WKUP_IOPAD(0x2a0c, PIN_OUTPUT | MUX_MODE4)	/* sys_boot1.gpio_3 */

		>;

	};

};