linux-kernel - [PATCH v4 5/5] DO NOT MERGE: ARM: dts: bananapi: Add Camera support

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Message-Id: <63bd0ff34f679a88e57fed01b0caa41d18b9ea21.1553010938.git-series.maxime.ripard@bootlin.com>
Date:   Tue, 19 Mar 2019 16:55:48 +0100
From:   Maxime Ripard <maxime.ripard@...tlin.com>
To:     Hans Verkuil <hans.verkuil@...co.com>,
        Sakari Ailus <sakari.ailus@...ux.intel.com>,
        Mauro Carvalho Chehab <mchehab@...nel.org>
Cc:     Thomas Petazzoni <thomas.petazzoni@...tlin.com>,
        Laurent Pinchart <laurent.pinchart@...asonboard.com>,
        linux-media@...r.kernel.org, Chen-Yu Tsai <wens@...e.org>,
        linux-kernel@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
        devicetree@...r.kernel.org, Mark Rutland <mark.rutland@....com>,
        Rob Herring <robh+dt@...nel.org>,
        Frank Rowand <frowand.list@...il.com>,
        Maxime Ripard <maxime.ripard@...tlin.com>
Subject: [PATCH v4 5/5] DO NOT MERGE: ARM: dts: bananapi: Add Camera support

Signed-off-by: Maxime Ripard <maxime.ripard@...tlin.com>
---
 arch/arm/boot/dts/sun7i-a20-bananapi.dts | 91 +++++++++++++++++++++++++-
 1 file changed, 91 insertions(+)

diff --git a/arch/arm/boot/dts/sun7i-a20-bananapi.dts b/arch/arm/boot/dts/sun7i-a20-bananapi.dts
index 81bc85d398c1..33f1b40ee3f2 100644
--- a/arch/arm/boot/dts/sun7i-a20-bananapi.dts
+++ b/arch/arm/boot/dts/sun7i-a20-bananapi.dts
@@ -54,6 +54,9 @@
 	compatible = "lemaker,bananapi", "allwinner,sun7i-a20";
 
 	aliases {
+		i2c0 = &i2c0;
+		i2c1 = &i2c1;
+		i2c2 = &i2c2;
 		serial0 = &uart0;
 		serial1 = &uart3;
 		serial2 = &uart7;
@@ -63,6 +66,41 @@
 		stdout-path = "serial0:115200n8";
 	};
 
+	reg_cam: cam {
+		compatible = "regulator-fixed";
+		regulator-name = "cam";
+		regulator-min-microvolt = <5000000>;
+		regulator-max-microvolt = <5000000>;
+		vin-supply = <&reg_vcc5v0>;
+		gpio = <&pio 7 16 GPIO_ACTIVE_HIGH>;
+		enable-active-high;
+		regulator-always-on;
+	};
+
+        reg_cam_avdd: cam-avdd {
+                compatible = "regulator-fixed";
+                regulator-name = "cam500b-avdd";
+                regulator-min-microvolt = <2800000>;
+                regulator-max-microvolt = <2800000>;
+                vin-supply = <&reg_cam>;
+        };
+
+        reg_cam_dovdd: cam-dovdd {
+                compatible = "regulator-fixed";
+                regulator-name = "cam500b-dovdd";
+                regulator-min-microvolt = <1800000>;
+                regulator-max-microvolt = <1800000>;
+                vin-supply = <&reg_cam>;
+        };
+
+        reg_cam_dvdd: cam-dvdd {
+                compatible = "regulator-fixed";
+                regulator-name = "cam500b-dvdd";
+                regulator-min-microvolt = <1500000>;
+                regulator-max-microvolt = <1500000>;
+                vin-supply = <&reg_cam>;
+        };
+
 	hdmi-connector {
 		compatible = "hdmi-connector";
 		type = "a";
@@ -116,6 +154,23 @@
 		>;
 };
 
+&csi0 {
+	pinctrl-names = "default";
+	pinctrl-0 = <&csi0_pins_a>;
+	status = "okay";
+
+	port {
+		csi_from_ov5640: endpoint {
+                        remote-endpoint = <&ov5640_to_csi>;
+                        bus-width = <8>;
+                        hsync-active = <1>; /* Active high */
+                        vsync-active = <0>; /* Active low */
+                        data-active = <1>;  /* Active high */
+                        pclk-sample = <1>;  /* Rising */
+                };
+	};
+};
+
 &de {
 	status = "okay";
 };
@@ -161,6 +216,36 @@
 	};
 };
 
+&i2c1 {
+	status = "okay";
+
+	camera: camera@21 {
+		compatible = "ovti,ov5640";
+		reg = <0x21>;
+                clocks = <&ccu CLK_CSI0>;
+                clock-names = "xclk";
+		assigned-clocks = <&ccu CLK_CSI0>;
+		assigned-clock-rates = <24000000>;
+
+                reset-gpios = <&pio 7 14 GPIO_ACTIVE_LOW>;
+                powerdown-gpios = <&pio 7 19 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>;
+                                hsync-active = <1>; /* Active high */
+                                vsync-active = <0>; /* Active low */
+                                data-active = <1>;  /* Active high */
+                                pclk-sample = <1>;  /* Rising */
+                        };
+                };
+	};
+};
+
 &i2c2 {
 	status = "okay";
 };
@@ -247,6 +332,12 @@
 		"IO-6", "IO-3", "IO-2", "IO-0", "", "", "", "",
 		"", "", "", "", "", "", "", "";
 
+	csi0_pins_a: csi_pins_a@0 {
+		pins = "PE0", "PE1", "PE2", "PE3", "PE4", "PE5",
+		       "PE6", "PE7", "PE8", "PE9", "PE10", "PE11";
+		function = "csi0";
+	};
+
 	usb0_id_detect_pin: usb0-id-detect-pin {
 		pins = "PH4";
 		function = "gpio_in";
-- 
git-series 0.9.1