linux-kernel - [PATCH v3] arm64: dts: qcom: apq8016-sbc-d3: Add Qualcomm APQ8016 SBC + D3Camera mezzanine

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Date:   Mon, 18 May 2020 10:21:29 +0200
From:   Robert Foss <robert.foss@...aro.org>
To:     Vinod Koul <vkoul@...nel.org>,
        Bjorn Andersson <bjorn.andersson@...aro.org>,
        Rob Herring <robh+dt@...nel.org>,
        linux-arm-msm@...r.kernel.org,
        devicetree <devicetree@...r.kernel.org>,
        linux-kernel <linux-kernel@...r.kernel.org>
Cc:     Nicolas Dechesne <nicolas.dechesne@...aro.org>,
        Robert Foss <robert.foss@...aro.org>
Subject: [PATCH v3] arm64: dts: qcom: apq8016-sbc-d3: Add Qualcomm APQ8016 SBC + D3Camera mezzanine

Add device treee support for the Qualcomm APQ8016 SBC, otherwise known as
the Dragonboard 410c with the D3Camera mezzanine expansion board.

The D3Camera mezzanine ships in a kit with a OmniVision 5640 sensor module,
which is what this DT targets.

Signed-off-by: Robert Foss <robert.foss@...aro.org>
---

Changes since v2:
 - Vinod: Change copyright assignment to Linaro

Changes since v1:
 - Vinod: Changed license to GPL+BSD
 - Vinod: Changed copyright year to 2020
 - Nico: Changed name of mezzanine to d3camera

 arch/arm64/boot/dts/qcom/Makefile             |  1 +
 .../boot/dts/qcom/apq8016-sbc-d3camera.dts    | 45 +++++++++++++++++++
 2 files changed, 46 insertions(+)
 create mode 100644 arch/arm64/boot/dts/qcom/apq8016-sbc-d3camera.dts

diff --git a/arch/arm64/boot/dts/qcom/Makefile b/arch/arm64/boot/dts/qcom/Makefile
index cc103f7020fd..3f95b522694e 100644
--- a/arch/arm64/boot/dts/qcom/Makefile
+++ b/arch/arm64/boot/dts/qcom/Makefile
@@ -1,5 +1,6 @@
 # SPDX-License-Identifier: GPL-2.0
 dtb-$(CONFIG_ARCH_QCOM)	+= apq8016-sbc.dtb
+dtb-$(CONFIG_ARCH_QCOM)	+= apq8016-sbc-d3camera.dtb
 dtb-$(CONFIG_ARCH_QCOM)	+= apq8096-db820c.dtb
 dtb-$(CONFIG_ARCH_QCOM) += apq8096-ifc6640.dtb
 dtb-$(CONFIG_ARCH_QCOM)	+= ipq6018-cp01-c1.dtb
diff --git a/arch/arm64/boot/dts/qcom/apq8016-sbc-d3camera.dts b/arch/arm64/boot/dts/qcom/apq8016-sbc-d3camera.dts
new file mode 100644
index 000000000000..752e5ec47499
--- /dev/null
+++ b/arch/arm64/boot/dts/qcom/apq8016-sbc-d3camera.dts
@@ -0,0 +1,45 @@
+// SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause
+/*
+ * Copyright (c) 2020, The Linux Foundation. All rights reserved.
+ */
+
+/dts-v1/;
+
+#include "apq8016-sbc.dtsi"
+
+/ {
+	model = "Qualcomm Technologies, Inc. APQ 8016 SBC w/ D3Camera Mezzanine";
+	compatible = "qcom,apq8016-sbc", "qcom,apq8016", "qcom,sbc";
+};
+
+&cci_i2c0 {
+	/delete-node/ camera_rear@3b;
+
+	camera_rear@76 {
+		compatible = "ovti,ov5640";
+		reg = <0x76>;
+
+		enable-gpios = <&msmgpio 34 GPIO_ACTIVE_HIGH>;
+		reset-gpios = <&msmgpio 35 GPIO_ACTIVE_LOW>;
+		pinctrl-names = "default";
+		pinctrl-0 = <&camera_rear_default>;
+
+		clocks = <&gcc GCC_CAMSS_MCLK0_CLK>;
+		clock-names = "xclk";
+		clock-frequency = <23880000>;
+
+		vdddo-supply = <&camera_vdddo_1v8>;
+		vdda-supply = <&camera_vdda_2v8>;
+		vddd-supply = <&camera_vddd_1v5>;
+
+		status = "ok";
+
+		port {
+			ov5640_ep: endpoint {
+				clock-lanes = <1>;
+				data-lanes = <0 2>;
+				remote-endpoint = <&csiphy0_ep>;
+			};
+		};
+	};
+};
-- 
2.25.1