From 63a18523fa56c34ff3db31710856ed749a6c195b Mon Sep 17 00:00:00 2001
From: The-going <48602507+The-going@users.noreply.github.com>
Date: Mon, 24 Jan 2022 15:45:43 +0300
Subject: [PATCH 075/170] arm:dts: h3-nanopi-neo-air Add regulator camera wifi
 bluetooth otg

---
 arch/arm/boot/dts/sun8i-h3-nanopi-neo-air.dts | 153 ++++++++++++++++++
 1 file changed, 153 insertions(+)

diff --git a/arch/arm/boot/dts/sun8i-h3-nanopi-neo-air.dts b/arch/arm/boot/dts/sun8i-h3-nanopi-neo-air.dts
index cd3df12b6..363683cd3 100644
--- a/arch/arm/boot/dts/sun8i-h3-nanopi-neo-air.dts
+++ b/arch/arm/boot/dts/sun8i-h3-nanopi-neo-air.dts
@@ -70,12 +70,92 @@ led-0 {
 		led-1 {
 			label = "nanopi:blue:status";
 			gpios = <&pio 0 10 GPIO_ACTIVE_HIGH>; /* PA10 */
+			linux,default-trigger = "heartbeat";
 		};
 	};
 
+	vdd_cpux: gpio-regulator {
+		compatible = "regulator-gpio";
+		pinctrl-names = "default";
+		regulator-name = "vdd-cpux";
+		regulator-type = "voltage";
+		regulator-boot-on;
+		regulator-always-on;
+		regulator-min-microvolt = <1100000>;
+		regulator-max-microvolt = <1300000>;
+		regulator-ramp-delay = <50>; /* 4ms */
+		gpios = <&r_pio 0 6 GPIO_ACTIVE_HIGH>; /* PL6 */
+		gpios-states = <0x1>;
+		states = <1100000 0x0
+			  1300000 0x1>;
+	};
+
 	wifi_pwrseq: wifi_pwrseq {
 		compatible = "mmc-pwrseq-simple";
+		pinctrl-names = "default";
+		pinctrl-0 = <&wifi_en_npi>;
 		reset-gpios = <&r_pio 0 7 GPIO_ACTIVE_LOW>; /* PL7 */
+		post-power-on-delay-ms = <200>;
+	};
+
+	rfkill_bt {
+		compatible = "rfkill-gpio";
+		pinctrl-names = "default";
+		pinctrl-0 = <&bt_pwr_pin>;
+		reset-gpios = <&pio 6 13 GPIO_ACTIVE_HIGH>; /* PG13 */
+		clocks = <&osc32k>;
+		clock-frequency = <32768>;
+		rfkill-name = "sunxi-bt";
+		rfkill-type = "bluetooth";
+	};
+
+	cam_xclk: cam-xclk {
+		#clock-cells = <0>;
+		compatible = "fixed-clock";
+		clock-frequency = <24000000>;
+		clock-output-names = "cam-xclk";
+	};
+
+	reg_cam_avdd: cam-avdd {
+		compatible = "regulator-fixed";
+		regulator-name = "cam500b-avdd";
+		regulator-min-microvolt = <2800000>;
+		regulator-max-microvolt = <2800000>;
+		vin-supply = <&reg_vcc3v3>;
+	};
+
+	reg_cam_dovdd: cam-dovdd {
+		compatible = "regulator-fixed";
+		regulator-name = "cam500b-dovdd";
+		regulator-min-microvolt = <1800000>;
+		regulator-max-microvolt = <1800000>;
+		vin-supply = <&reg_vcc3v3>;
+	};
+
+	reg_cam_dvdd: cam-dvdd {
+		compatible = "regulator-fixed";
+		regulator-name = "cam500b-dvdd";
+		regulator-min-microvolt = <1500000>;
+		regulator-max-microvolt = <1500000>;
+		vin-supply = <&reg_vcc3v3>;
+	};
+};
+
+&cpu0 {
+	cpu-supply = <&vdd_cpux>;
+};
+
+&pio {
+	bt_pwr_pin: bt_pwr_pin@0 {
+		pins = "PG13";
+		function = "gpio_out";
+	};
+};
+
+&r_pio {
+	wifi_en_npi: wifi_en_pin {
+		pins = "PL7";
+		function = "gpio_out";
 	};
 };
 
@@ -110,6 +190,74 @@ &mmc2 {
 	vqmmc-supply = <&reg_vcc3v3>;
 	bus-width = <8>;
 	non-removable;
+	cap-mmc-hw-reset;
+	status = "okay";
+};
+
+&mmc2_8bit_pins {
+	/* Increase drive strength for DDR modes */
+	drive-strength = <40>;
+	/* eMMC is missing pull-ups */
+	bias-pull-up;
+};
+
+&csi {
+	status = "okay";
+
+	port {
+		#address-cells = <1>;
+		#size-cells = <0>;
+
+		/* Parallel bus endpoint */
+		csi_from_ov5640: endpoint {
+			remote-endpoint = <&ov5640_to_csi>;
+			bus-width = <8>;
+			data-shift = <2>;
+			hsync-active = <1>; /* Active high */
+			vsync-active = <0>; /* Active low */
+			data-active = <1>;  /* Active high */
+			pclk-sample = <1>;  /* Rising */
+		};
+	};
+};
+
+&i2c2 {
+	status = "okay";
+	ov5640: camera@3c {
+		compatible = "ovti,ov5640";
+		reg = <0x3c>;
+		clocks = <&cam_xclk>;
+		clock-names = "xclk";
+
+		reset-gpios = <&pio 4 14 GPIO_ACTIVE_LOW>;
+		powerdown-gpios = <&pio 4 15 GPIO_ACTIVE_HIGH>;
+		AVDD-supply = <&reg_cam_avdd>;
+		DOVDD-supply = <&reg_cam_dovdd>;
+		DVDD-supply = <&reg_cam_dvdd>;
+
+		port {
+			ov5640_to_csi: endpoint {
+				remote-endpoint = <&csi_from_ov5640>;
+				bus-width = <8>;
+				data-shift = <2>;
+				hsync-active = <1>; /* Active high */
+				vsync-active = <0>; /* Active low */
+				data-active = <1>;  /* Active high */
+				pclk-sample = <1>;  /* Rising */
+			};
+		};
+	};
+};
+
+&i2c2_pins {
+	bias-pull-up;
+};
+
+&ehci0 {
+	status = "okay";
+};
+
+&ohci0 {
 	status = "okay";
 };
 
@@ -137,6 +285,11 @@ bluetooth {
 	};
 };
 
+&usb_otg {
+	dr_mode = "peripheral";
+	status = "okay";
+};
+
 &usbphy {
 	/* USB VBUS is always on */
 	status = "okay";
-- 
2.35.3