meta-sunxi/recipes-kernel/linux/linux-mainline/0002-arm64-dts-orange-pi-zero-plus2-enable-AP6212a-WiFi-B.patch

From 4d470855525b5993e766ad9f9304482739ba918d Mon Sep 17 00:00:00 2001
From: Sergey Matyukevich <geomatsi@gmail.com>
Date: Fri, 3 Nov 2017 22:24:45 +0300
Subject: [PATCH 2/2] arm64: dts: orange-pi-zero-plus2: enable AP6212a WiFi/BT
 combo

Enable AP6212a WiFi/BT combo chip on orange-pi-zero-plus2 board:
- WiFi SDIO interface is connected to MMC1
- WiFi REG_ON pin connected to gpio PA9: attach to mmc-pwrseq
- WiFi HOST_WAKE pin connected to gpio PL7
- BT is connected to UART1

Signed-off-by: Sergey Matyukevich <geomatsi@gmail.com>
---
 .../allwinner/sun50i-h5-orangepi-zero-plus2.dts    | 32 ++++++++++++++++++++++
 1 file changed, 32 insertions(+)

diff --git a/arch/arm64/boot/dts/allwinner/sun50i-h5-orangepi-zero-plus2.dts b/arch/arm64/boot/dts/allwinner/sun50i-h5-orangepi-zero-plus2.dts
index a42fd79a62a3..d415b7b67cce 100644
--- a/arch/arm64/boot/dts/allwinner/sun50i-h5-orangepi-zero-plus2.dts
+++ b/arch/arm64/boot/dts/allwinner/sun50i-h5-orangepi-zero-plus2.dts
@@ -64,6 +64,13 @@
 		regulator-min-microvolt = <3300000>;
 		regulator-max-microvolt = <3300000>;
 	};
+
+	wifi_pwrseq: wifi_pwrseq {
+		compatible = "mmc-pwrseq-simple";
+		pinctrl-names = "default";
+		reset-gpios = <&pio 0 9 GPIO_ACTIVE_LOW>; /* PA9 */
+		post-power-on-delay-ms = <200>;
+	};
 };
 
 &mmc0 {
@@ -75,6 +82,25 @@
 	status = "okay";
 };
 
+&mmc1 {
+	pinctrl-names = "default";
+	pinctrl-0 = <&mmc1_pins_a>;
+	vmmc-supply = <&reg_vcc3v3>;
+	vqmmc-supply = <&reg_vcc3v3>;
+	mmc-pwrseq = <&wifi_pwrseq>;
+	bus-width = <4>;
+	non-removable;
+	status = "okay";
+
+	brcmf: wifi@1 {
+		reg = <1>;
+		compatible = "brcm,bcm4329-fmac";
+		interrupt-parent = <&r_pio>;
+		interrupts = <0 7 IRQ_TYPE_LEVEL_LOW>;	/* PL7 */
+		interrupt-names = "host-wake";
+	};
+};
+
 &mmc2 {
 	pinctrl-names = "default";
 	pinctrl-0 = <&mmc2_8bit_pins>;
@@ -90,3 +116,9 @@
 	pinctrl-0 = <&uart0_pins_a>;
 	status = "okay";
 };
+
+&uart1 {
+	pinctrl-names = "default";
+	pinctrl-0 = <&uart1_pins>, <&uart1_rts_cts_pins>;
+	status = "okay";
+};
-- 
2.11.0