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Commit e62c46bc authored by Chen-Yu Tsai's avatar Chen-Yu Tsai Committed by Maxime Ripard
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ARM: dts: sun9i: cubieboard4: Enable AP6330 WiFi 



The board has a Ampak AP6330 WiFi/BT/FM module. Inside it is a Broadcom
BCM4330 WiFi/BT/FM combo IC. The WiFi portion is connected to mmc1, with
the enabling pin connected to PL2. The AC100 RTC provides a low power
clock signal.

Signed-off-by: default avatarChen-Yu Tsai <wens@csie.org>
Signed-off-by: default avatarMaxime Ripard <maxime.ripard@free-electrons.com>
parent 6cf4eaef

arch/arm/boot/dts/sun9i-a80-cubieboard4.dts

+32 −0
Original line number Diff line number Diff line
@@ -76,6 +76,14 @@ 
			gpios = <&pio 7 6 GPIO_ACTIVE_HIGH>; /* PH6 */

		};

	};



	wifi_pwrseq: wifi_pwrseq {

		compatible = "mmc-pwrseq-simple";

		clocks = <&ac100_rtc 1>;

		clock-names = "ext_clock";

		/* enables internal regulator and de-asserts reset */

		reset-gpios = <&r_pio 0 2 GPIO_ACTIVE_LOW>; /* PL2 WL-PMU-EN */

	};

};



&mmc0 {
@@ -88,6 +96,21 @@ 
	status = "okay";

};



&mmc1 {

	pinctrl-names = "default";

	pinctrl-0 = <&mmc1_pins>, <&wifi_en_pin_cubieboard4>;

	vmmc-supply = <&reg_dldo1>;

	vqmmc-supply = <&reg_cldo3>;

	mmc-pwrseq = <&wifi_pwrseq>;

	bus-width = <4>;

	non-removable;

	status = "okay";

};



&mmc1_pins {

	allwinner,pull = <SUN4I_PINCTRL_PULL_UP>;

};



&mmc2 {

	pinctrl-names = "default";

	pinctrl-0 = <&mmc2_8bit_pins>;
@@ -128,6 +151,15 @@ 
	status = "okay";

};



&r_pio {

	wifi_en_pin_cubieboard4: wifi_en_pin@0 {

		allwinner,pins = "PL2";

		allwinner,function = "gpio_out";

		allwinner,drive = <SUN4I_PINCTRL_10_MA>;

		allwinner,pull = <SUN4I_PINCTRL_NO_PULL>;

	};

};



&r_rsb {

	status = "okay";