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05 May 2020 00:04:53 -0700 Received: by paasikivi.fi.intel.com (Postfix, from userid 1000) id 7D2EF20885; Tue, 5 May 2020 10:04:51 +0300 (EEST) Date: Tue, 5 May 2020 10:04:51 +0300 From: Sakari Ailus To: Dongchun Zhu Subject: Re: [V7, 1/2] media: dt-bindings: media: i2c: Document OV02A10 bindings Message-ID: <20200505070451.GS9190@paasikivi.fi.intel.com> References: <20200430080924.1140-1-dongchun.zhu@mediatek.com> <20200430080924.1140-2-dongchun.zhu@mediatek.com> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <20200430080924.1140-2-dongchun.zhu@mediatek.com> User-Agent: Mutt/1.10.1 (2018-07-13) X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20200505_000501_770290_A5905709 X-CRM114-Status: GOOD ( 18.39 ) X-BeenThere: linux-mediatek@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: mark.rutland@arm.com, drinkcat@chromium.org, andriy.shevchenko@linux.intel.com, srv_heupstream@mediatek.com, devicetree@vger.kernel.org, linus.walleij@linaro.org, shengnan.wang@mediatek.com, tfiga@chromium.org, bgolaszewski@baylibre.com, sj.huang@mediatek.com, robh+dt@kernel.org, linux-mediatek@lists.infradead.org, louis.kuo@mediatek.com, matthias.bgg@gmail.com, bingbu.cao@intel.com, mchehab@kernel.org, linux-arm-kernel@lists.infradead.org, linux-media@vger.kernel.org Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "Linux-mediatek" Errors-To: linux-mediatek-bounces+linux-mediatek=archiver.kernel.org@lists.infradead.org Hi Dongchun, On Thu, Apr 30, 2020 at 04:09:23PM +0800, Dongchun Zhu wrote: > Add DT bindings documentation for Omnivision OV02A10 image sensor. > > Signed-off-by: Dongchun Zhu > --- > .../bindings/media/i2c/ovti,ov02a10.yaml | 148 +++++++++++++++++++++ > MAINTAINERS | 7 + > 2 files changed, 155 insertions(+) > create mode 100644 Documentation/devicetree/bindings/media/i2c/ovti,ov02a10.yaml > > diff --git a/Documentation/devicetree/bindings/media/i2c/ovti,ov02a10.yaml b/Documentation/devicetree/bindings/media/i2c/ovti,ov02a10.yaml > new file mode 100644 > index 0000000..2be4bd2 > --- /dev/null > +++ b/Documentation/devicetree/bindings/media/i2c/ovti,ov02a10.yaml > @@ -0,0 +1,148 @@ > +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause) > +# Copyright (c) 2020 MediaTek Inc. > +%YAML 1.2 > +--- > +$id: http://devicetree.org/schemas/media/i2c/ovti,ov02a10.yaml# > +$schema: http://devicetree.org/meta-schemas/core.yaml# > + > +title: Omnivision OV02A10 CMOS Sensor Device Tree Bindings > + > +maintainers: > + - Dongchun Zhu > + > +description: |- > + The Omnivision OV02A10 is a low-cost, high performance, 1/5-inch, 2 megapixel > + image sensor, which is the latest production derived from Omnivision's CMOS > + image sensor technology. Ihis chip supports high frame rate speeds up to 30fps > + @ 1600x1200 (UXGA) resolution transferred over a 1-lane MIPI interface. The > + sensor output is available via CSI-2 serial data output. > + > +properties: > + compatible: > + const: ovti,ov02a10 > + > + reg: > + maxItems: 1 > + > + clocks: > + items: > + - description: top mux camtg clock > + - description: devider clock > + > + clock-names: > + items: > + - const: eclk > + - const: freq_mux > + > + clock-frequency: > + description: > + Frequency of the eclk clock in Hertz. > + > + dovdd-supply: > + description: > + Definition of the regulator used as interface power supply. > + > + avdd-supply: > + description: > + Definition of the regulator used as analog power supply. > + > + dvdd-supply: > + description: > + Definition of the regulator used as digital power supply. > + > + powerdown-gpios: > + description: > + The phandle and specifier for the GPIO that controls sensor powerdown. > + > + reset-gpios: > + description: > + The phandle and specifier for the GPIO that controls sensor reset. > + > + rotation: > + description: > + Definition of the sensor's placement, valid values are 0 and 180. > + allOf: > + - $ref: "/schemas/types.yaml#/definitions/uint32" > + - enum: > + - 0 # Sensor Mounted Upright > + - 180 # Sensor Mounted Upside Down > + > + ovti,mipi-tx-speed: > + description: > + Indication of MIPI transmission speed select. What exactly does this signify? And how do you come up with the number? > + allOf: > + - $ref: "/schemas/types.yaml#/definitions/uint32" > + - enum: [ 3, 4 ] > + > + # See ../video-interfaces.txt for details > + port: > + type: object > + additionalProperties: false > + > + properties: > + endpoint: > + type: object > + additionalProperties: false > + > + properties: > + remote-endpoint: true > + link-frequencies: true > + > + required: > + - endpoint > + > +required: > + - compatible > + - reg > + - clocks > + - clock-names > + - clock-frequency > + - dovdd-supply > + - avdd-supply > + - dvdd-supply > + - powerdown-gpios > + - reset-gpios > + - port > + > +additionalProperties: false > + > +examples: > + - | > + #include > + #include > + > + i2c { > + clock-frequency = <400000>; > + #address-cells = <1>; > + #size-cells = <0>; > + > + ov02a10: camera-sensor@3d { > + compatible = "ovti,ov02a10"; > + reg = <0x3d>; > + pinctrl-names = "default"; > + pinctrl-0 = <&clk_24m_cam>; > + > + clocks = <&topckgen CLK_TOP_MUX_CAMTG>, > + <&topckgen CLK_TOP_UNIVP_192M_D8>; > + clock-names = "eclk", "freq_mux"; > + clock-frequency = <24000000>; > + > + rotation = <180>; > + ovti,mipi-tx-speed = <3>; > + > + dovdd-supply = <&mt6358_vcamio_reg>; > + avdd-supply = <&mt6358_vcama1_reg>; > + dvdd-supply = <&mt6358_vcn18_reg>; > + powerdown-gpios = <&pio 107 GPIO_ACTIVE_LOW>; > + reset-gpios = <&pio 109 GPIO_ACTIVE_HIGH>; > + > + port { > + wcam_out: endpoint { > + remote-endpoint = <&mipi_in_wcam>; > + link-frequencies = /bits/ 64 <390000000>; > + }; > + }; > + }; > + }; > + > +... > diff --git a/MAINTAINERS b/MAINTAINERS > index e64e5db..63a2335 100644 > --- a/MAINTAINERS > +++ b/MAINTAINERS > @@ -12389,6 +12389,13 @@ M: Harald Welte > S: Maintained > F: drivers/char/pcmcia/cm4040_cs.* > > +OMNIVISION OV02A10 SENSOR DRIVER > +M: Dongchun Zhu > +L: linux-media@vger.kernel.org > +S: Maintained > +T: git git://linuxtv.org/media_tree.git > +F: Documentation/devicetree/bindings/media/i2c/ovti,ov02a10.yaml > + > OMNIVISION OV13858 SENSOR DRIVER > M: Sakari Ailus > L: linux-media@vger.kernel.org -- Regards, Sakari Ailus _______________________________________________ Linux-mediatek mailing list Linux-mediatek@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-mediatek