openwrt/target/linux/rockchip/patches-6.1/019-v6.3-arm64-dts-rockchip-Enable-WiFi-BT-support-for-Radxa-CM3.patch

From af5a803bf212e077e5fb7a1d4cf6be02f74a74ca Mon Sep 17 00:00:00 2001
From: Jagan Teki <jagan@amarulasolutions.com>
Date: Wed, 25 Jan 2023 21:40:23 +0530
Subject: [PATCH] arm64: dts: rockchip: rk3566: Enable WiFi, BT support for
 Radxa CM3

Radxa Compute Module 3 has an onboard AW_CM256SM WiFi/BT module.

Add nodes for enabling it.

Signed-off-by: Jagan Teki <jagan@amarulasolutions.com>
Link: https://lore.kernel.org/r/20230125161023.12115-2-jagan@amarulasolutions.com
Signed-off-by: Heiko Stuebner <heiko@sntech.de>
---
 .../boot/dts/rockchip/rk3566-radxa-cm3.dtsi   | 80 +++++++++++++++++++
 1 file changed, 80 insertions(+)

--- a/arch/arm64/boot/dts/rockchip/rk3566-radxa-cm3.dtsi
+++ b/arch/arm64/boot/dts/rockchip/rk3566-radxa-cm3.dtsi
@@ -66,6 +66,15 @@
 		regulator-max-microvolt = <1800000>;
 		vin-supply = <&vcc_1v8_p>;
 	};
+
+	sdio_pwrseq: pwrseq-sdio {
+		compatible = "mmc-pwrseq-simple";
+		clocks = <&rk817 1>;
+		clock-names = "ext_clock";
+		pinctrl-names = "default";
+		pinctrl-0 = <&wifi_reg_on_h>;
+		reset-gpios = <&gpio2 RK_PB7 GPIO_ACTIVE_LOW>;
+	};
 };
 
 &cpu0 {
@@ -287,6 +296,20 @@
 };
 
 &pinctrl {
+	bluetooth {
+		bt_host_wake_h: bt-host-wake-h {
+			rockchip,pins = <2 RK_PB2 RK_FUNC_GPIO &pcfg_pull_none>;
+		};
+
+		bt_reg_on_h: bt-reg-on-h {
+			rockchip,pins = <2 RK_PC0 RK_FUNC_GPIO &pcfg_pull_none>;
+		};
+
+		bt_wake_host_h: bt-wake-host-h {
+			rockchip,pins = <2 RK_PB1 RK_FUNC_GPIO &pcfg_pull_none>;
+		};
+	};
+
 	pmic {
 		pmic_int_l: pmic-int-l {
 			rockchip,pins = <0 RK_PA3 RK_FUNC_GPIO &pcfg_pull_up>;
@@ -298,6 +321,16 @@
 			rockchip,pins = <0 RK_PA6 RK_FUNC_GPIO &pcfg_pull_none>;
 		};
 	};
+
+	wifi {
+		wifi_reg_on_h: wifi-reg-on-h {
+			rockchip,pins = <2 RK_PB7 RK_FUNC_GPIO &pcfg_pull_none>;
+		};
+
+		wifi_host_wake_h: wifi-host-wake-h {
+			rockchip,pins = <2 RK_PC1 RK_FUNC_GPIO &pcfg_pull_none>;
+		};
+	};
 };
 
 &pmu_io_domains {
@@ -318,6 +351,34 @@
 	status = "okay";
 };
 
+&sdmmc1 {
+	#address-cells = <1>;
+	#size-cells = <0>;
+	bus-width = <4>;
+	disable-wp;
+	cap-sd-highspeed;
+	cap-sdio-irq;
+	keep-power-in-suspend;
+	mmc-pwrseq = <&sdio_pwrseq>;
+	non-removable;
+	pinctrl-names = "default";
+	pinctrl-0 = <&sdmmc1_bus4 &sdmmc1_clk &sdmmc1_cmd>;
+	sd-uhs-sdr104;
+	vmmc-supply = <&vcc_3v3>;
+	vqmmc-supply = <&vcc_1v8>;
+	status = "okay";
+
+	wifi@1 {
+		compatible = "brcm,bcm43455-fmac";
+		reg = <1>;
+		interrupt-parent = <&gpio2>;
+		interrupts = <RK_PC1 IRQ_TYPE_LEVEL_HIGH>;
+		interrupt-names = "host-wake";
+		pinctrl-names = "default";
+		pinctrl-0 = <&wifi_host_wake_h>;
+	};
+};
+
 &sdhci {
 	bus-width = <8>;
 	max-frequency = <200000000>;
@@ -330,6 +391,25 @@
 	status = "okay";
 };
 
+&uart1 {
+	pinctrl-names = "default";
+	pinctrl-0 = <&uart1m0_ctsn &uart1m0_rtsn &uart1m0_xfer>;
+	status = "okay";
+
+	bluetooth {
+		compatible = "brcm,bcm4345c5";
+		clocks = <&rk817 1>;
+		clock-names = "lpo";
+		device-wakeup-gpios = <&gpio2 RK_PB2 GPIO_ACTIVE_HIGH>;
+		host-wakeup-gpios = <&gpio2 RK_PB1 GPIO_ACTIVE_HIGH>;
+		reset-gpios = <&gpio2 RK_PC0 GPIO_ACTIVE_LOW>;
+		pinctrl-names = "default";
+		pinctrl-0 = <&bt_host_wake_h &bt_reg_on_h &bt_wake_host_h>;
+		vbat-supply = <&vcc_3v3>;
+		vddio-supply = <&vcc_1v8>;
+	};
+};
+
 &usb2phy0 {
 	status = "okay";
 };