diff options
| author | Chen-Yu Tsai <wens@csie.org> | 2016-10-28 18:11:53 +0800 |
|---|---|---|
| committer | Maxime Ripard <maxime.ripard@free-electrons.com> | 2016-11-22 15:33:58 +0100 |
| commit | 6cf4eaef12f1ecc47a7d657108f1776dbf57953c (patch) | |
| tree | 49ec3c63b237b2086bab8d762d2dc32609dc217b /arch/arm/boot/dts/sun9i-a80-optimus.dts | |
| parent | 56b0730157f70dc23d6caff9e7ceb8b377b96b9f (diff) | |
ARM: dts: sun9i: a80-optimus: 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: Chen-Yu Tsai <wens@csie.org>
Signed-off-by: Maxime Ripard <maxime.ripard@free-electrons.com>
Diffstat (limited to 'arch/arm/boot/dts/sun9i-a80-optimus.dts')
| -rw-r--r-- | arch/arm/boot/dts/sun9i-a80-optimus.dts | 30 |
1 files changed, 30 insertions, 0 deletions
diff --git a/arch/arm/boot/dts/sun9i-a80-optimus.dts b/arch/arm/boot/dts/sun9i-a80-optimus.dts index ceb6ef15d669..7e036b2be762 100644 --- a/arch/arm/boot/dts/sun9i-a80-optimus.dts +++ b/arch/arm/boot/dts/sun9i-a80-optimus.dts @@ -105,6 +105,14 @@ enable-active-high; gpio = <&pio 7 5 GPIO_ACTIVE_HIGH>; /* PH5 */ }; + + 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 */ + }; }; &ehci0 { @@ -130,6 +138,21 @@ status = "okay"; }; +&mmc1 { + pinctrl-names = "default"; + pinctrl-0 = <&mmc1_pins>, <&wifi_en_pin_optimus>; + vmmc-supply = <®_dldo1>; + vqmmc-supply = <®_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>; @@ -199,6 +222,13 @@ allwinner,drive = <SUN4I_PINCTRL_10_MA>; allwinner,pull = <SUN4I_PINCTRL_NO_PULL>; }; + + wifi_en_pin_optimus: 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 { |