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[31.10.206.125]) by smtp.gmail.com with ESMTPSA id t6-20020a17090616c600b00715a02874acsm4561158ejd.35.2022.06.15.04.50.57 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 15 Jun 2022 04:50:58 -0700 (PDT) From: Max Krummenacher To: max.krummenacher@toradex.com Cc: Oleksandr Suvorov , Fabio Estevam , Krzysztof Kozlowski , NXP Linux Team , Pengutronix Kernel Team , Rob Herring , Sascha Hauer , Shawn Guo , devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org Subject: [PATCH v2 12/18] ARM: dts: imx6q-apalis: Add ov5640 mipi csi camera Date: Wed, 15 Jun 2022 13:50:00 +0200 Message-Id: <20220615115006.45672-13-max.oss.09@gmail.com> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20220615115006.45672-1-max.oss.09@gmail.com> References: <20220615115006.45672-1-max.oss.09@gmail.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Oleksandr Suvorov The Apalis iMX6 modules allow connecting a mipi-csi video input. Add support for our OV5640 camera module but have it disabled. This allows to enable it in an overlay per the current system configuration. Signed-off-by: Oleksandr Suvorov Signed-off-by: Max Krummenacher --- Changes in v2: - Fixed '-' vs. '_' in node name as pointed out by Fabio - Sorted properties alphabetical in the newly added node arch/arm/boot/dts/imx6qdl-apalis.dtsi | 67 ++++++++++++++++++++++++++- 1 file changed, 66 insertions(+), 1 deletion(-) diff --git a/arch/arm/boot/dts/imx6qdl-apalis.dtsi b/arch/arm/boot/dts/imx6qdl-apalis.dtsi index b4742ad85f56..bbd838acb8d6 100644 --- a/arch/arm/boot/dts/imx6qdl-apalis.dtsi +++ b/arch/arm/boot/dts/imx6qdl-apalis.dtsi @@ -29,6 +29,12 @@ status = "disabled"; }; + clk_ov5640_osc: clk-ov5640-osc { + compatible = "fixed-clock"; + #clock-cells = <0>; + clock-frequency = <24000000>; + }; + gpio-keys { compatible = "gpio-keys"; pinctrl-names = "default"; @@ -110,6 +116,26 @@ regulator-always-on; }; + reg_ov5640_1v8_d_o_vdd: regulator-ov5640-1v8-d-o-vdd { + compatible = "regulator-fixed"; + regulator-always-on; + regulator-max-microvolt = <1800000>; + regulator-min-microvolt = <1800000>; + regulator-name = "DOVDD/DVDD_1.8V"; + /* Note: The CSI module uses on-board 3.3V_SW supply */ + vin-supply = <®_module_3v3>; + }; + + reg_ov5640_2v8_a_vdd: regulator-ov5640-2v8-a-vdd { + compatible = "regulator-fixed"; + regulator-always-on; + regulator-max-microvolt = <2800000>; + regulator-min-microvolt = <2800000>; + regulator-name = "AVDD/AFVDD_2.8V"; + /* Note: The CSI module uses on-board 3.3V_SW supply */ + vin-supply = <®_module_3v3>; + }; + reg_usb_otg_vbus: regulator-usb-otg-vbus { compatible = "regulator-fixed"; pinctrl-names = "default"; @@ -452,7 +478,6 @@ reset-gpios = <&gpio6 9 GPIO_ACTIVE_LOW>; /* MXM3_13 */ status = "disabled"; }; - }; /* @@ -631,6 +656,30 @@ scl-gpios = <&gpio3 17 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>; sda-gpios = <&gpio3 18 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>; status = "disabled"; + + ov5640_csi_cam: ov5640_mipi@3c { + compatible = "ovti,ov5640"; + AVDD-supply = <®_ov5640_2v8_a_vdd>; + DOVDD-supply = <®_ov5640_1v8_d_o_vdd>; + DVDD-supply = <®_ov5640_1v8_d_o_vdd>; + clock-names = "xclk"; + clocks = <&clks IMX6QDL_CLK_CKO2>; + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_cam_mclk>; + /* These GPIOs are muxed with the iomuxc node */ + powerdown-gpios = <&gpio2 5 GPIO_ACTIVE_HIGH>; + reg = <0x3c>; + reset-gpios = <&gpio2 4 GPIO_ACTIVE_LOW>; + status = "disabled"; + + port { + ov5640_to_mipi_csi2: endpoint { + clock-lanes = <0>; + data-lanes = <1 2>; + remote-endpoint = <&mipi_csi_from_ov5640>; + }; + }; + }; }; &ipu1_di1_disp1 { @@ -661,6 +710,22 @@ }; }; +&mipi_csi { + #address-cells = <1>; + #size-cells = <0>; + status = "disabled"; + + port@0 { + reg = <0>; + + mipi_csi_from_ov5640: endpoint { + clock-lanes = <0>; + data-lanes = <1 2>; + remote-endpoint = <&ov5640_to_mipi_csi2>; + }; + }; +}; + &pwm1 { pinctrl-names = "default"; pinctrl-0 = <&pinctrl_pwm1>; -- 2.20.1