From 8e36084386d07a07f755bda978875b1354162019 Mon Sep 17 00:00:00 2001 From: Gunjan Gupta Date: Wed, 13 Dec 2023 19:15:45 +0000 Subject: [PATCH] arm64: dts: h616: add wifi support for orange pi zero 2 and zero3 --- .../allwinner/sun50i-h616-orangepi-zero.dtsi | 38 +++++++++++++++++++ 1 file changed, 38 insertions(+) diff --git a/arch/arm64/boot/dts/allwinner/sun50i-h616-orangepi-zero.dtsi b/arch/arm64/boot/dts/allwinner/sun50i-h616-orangepi-zero.dtsi index 19451a0c85ae..400966667d1e 100644 --- a/arch/arm64/boot/dts/allwinner/sun50i-h616-orangepi-zero.dtsi +++ b/arch/arm64/boot/dts/allwinner/sun50i-h616-orangepi-zero.dtsi @@ -59,6 +59,34 @@ reg_usb1_vbus: regulator-usb1-vbus { gpio = <&pio 2 16 GPIO_ACTIVE_HIGH>; /* PC16 */ status = "okay"; }; + + reg_vcc33_wifi: vcc33-wifi { + /* Always on 3.3V regulator for WiFi and BT */ + compatible = "regulator-fixed"; + regulator-name = "vcc33-wifi"; + regulator-min-microvolt = <3300000>; + regulator-max-microvolt = <3300000>; + regulator-always-on; + vin-supply = <®_vcc5v>; + }; + + reg_vcc_wifi_io: vcc-wifi-io { + /* Always on 1.8V/300mA regulator for WiFi and BT IO */ + compatible = "regulator-fixed"; + regulator-name = "vcc-wifi-io"; + regulator-min-microvolt = <1800000>; + regulator-max-microvolt = <1800000>; + regulator-always-on; + vin-supply = <®_vcc33_wifi>; + }; + + wifi_pwrseq: wifi-pwrseq { + compatible = "mmc-pwrseq-simple"; + clocks = <&rtc 1>; + clock-names = "osc32k-out"; + reset-gpios = <&pio 6 18 GPIO_ACTIVE_LOW>; /* PG18 */ + post-power-on-delay-ms = <200>; + }; }; &ehci1 { @@ -90,6 +118,16 @@ &mmc0 { status = "okay"; }; +&mmc1 { + vmmc-supply = <®_vcc33_wifi>; + vqmmc-supply = <®_vcc_wifi_io>; + mmc-pwrseq = <&wifi_pwrseq>; + bus-width = <4>; + non-removable; + mmc-ddr-1_8v; + status = "okay"; +}; + &ohci1 { status = "okay"; }; -- 2.34.1