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Message-ID: <20240109091816.GI20868@pendragon.ideasonboard.com>
Date: Tue, 9 Jan 2024 11:18:16 +0200
From: Laurent Pinchart <laurent.pinchart@...asonboard.com>
To: Zhi Mao (毛智) <zhi.mao@...iatek.com>
Cc: "conor@...nel.org" <conor@...nel.org>,
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Subject: Re: [PATCH 1/2] media: dt-bindings: media: i2c: Document GC08A3
bindings
Hi Zhi,
Your e-mail still came as HTML, with the same footer. Please fix this
first, I'm afraid we can't communicate properly on mailing lists
otherwise.
On Tue, Jan 09, 2024 at 09:11:32AM +0000, Zhi Mao (毛智) wrote:
> On Thu, 2023-12-07 at 12:25 +0200, Laurent Pinchart wrote:
> >
> > External email : Please do not click links or open attachments until
> > you have verified the sender or the content.
> > On Thu, Nov 23, 2023 at 05:31:35PM +0000, Conor Dooley wrote:
> > > On Thu, Nov 23, 2023 at 07:51:03PM +0800, Zhi Mao wrote:
> > > > Add YAML device tree binding for GC08A3 CMOS image sensor,
> > > > and the relevant MAINTAINERS entries.
> > > >
> > > > Signed-off-by: Zhi Mao <zhi.mao@...iatek.com>
> > >
> > > Please test your bindings.
> > >
> > > > ---
> > > > .../bindings/media/i2c/galaxycore,gc08a3.yaml | 128
> > ++++++++++++++++++
> > > > .../devicetree/bindings/vendor-prefixes.yaml | 2 +
> > > > 2 files changed, 130 insertions(+)
> > > > create mode 100644
> > Documentation/devicetree/bindings/media/i2c/galaxycore,gc08a3.yaml
> > > >
> > > > diff --git
> > a/Documentation/devicetree/bindings/media/i2c/galaxycore,gc08a3.yaml
> > b/Documentation/devicetree/bindings/media/i2c/galaxycore,gc08a3.yaml
> > > > new file mode 100644
> > > > index 000000000000..089ea321da91
> > > > --- /dev/null
> > > > +++
> > b/Documentation/devicetree/bindings/media/i2c/galaxycore,gc08a3.yaml
> > > > @@ -0,0 +1,128 @@
> > > > +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
> > > > +%YAML 1.2
> > > > +---
> > > > +$id:
> > http://devicetree.org/schemas/media/i2c/galaxycore,gc08a3.yaml#
> > > > +$schema: http://devicetree.org/meta-schemas/core.yaml#
> > > > +
> > > > +title: GalaxyCore gc08a3 1/4" 8M Pixel MIPI CSI-2 sensor
> > > > +
> > > > +maintainers:
> > > > + - Zhi Mao <zhi.mao@...iatek.com>
> > > > +
> > > > +description: |-
> > >
> > > The |- is not needed, you have no formatting to preserve.
> > >
> > > > + The gc08a3 is a raw image sensor with an MIPI CSI-2 image data
> > > > + interface and CCI (I2C compatible) control bus. The output
> > format
> > > > + is raw Bayer.
> > > > +
> > > > +properties:
> > > > + compatible:
> > > > + const: GalaxyCore,gc08a3
> > >
> > > Please remove the capitals.
> > >
> > > > +
> > > > + reg:
> > > > + maxItems: 1
> > > > +
> > > > + clocks:
> > > > + items:
> > > > + - description: Reference to the mclk clock.
> > >
> > > Pointless, just use maxItems: 1.
> > >
> > > > +
> > > > + assigned-clocks:
> > > > + maxItems: 1
> > > > +
> > > > + assigned-clock-rates:
> > > > + maxItems: 1
> > > > +
> > > > + enable-gpios:
> > > > + description: Reference to the GPIO connected to the RESETB
> > pin. Active low.
> > > > + maxItems: 1
> > > > +
> >
> > If that's the RESETB pin, it should be reset-gpios.
> [mtk]: yes, it's reset-pin, fixed in patch:v3.
> and some other comments also fixed, please review patch:v3.
>
> https://lore.kernel.org/linux-media/20240109022715.30278-1-zhi.mao@mediatek.com/
> >
> > > > + vddio-supply:
> > > > + description: Definition of the regulator used for the VDDIO
> > power supply.
> > > > +
> > > > + vdda-supply:
> > > > + description: Definition of the regulator used for the VDDA
> > power supply.
> > > > +
> > > > + vddd-supply:
> > > > + description: Definition of the regulator used for the VDDD
> > power supply.
> > >
> > > These descriptions can all be replaced with "foo-supply: true" IMO.
> > >
> > > > + port:
> > > > + $ref: /schemas/graph.yaml#/$defs/port-base
> > > > + unevaluatedProperties: false
> > > > +
> > > > + properties:
> > > > + endpoint:
> > > > + $ref: /schemas/media/video-interfaces.yaml#
> > > > + unevaluatedProperties: false
> > > > +
> > > > + properties:
> > > > + data-lanes:
> > > > + oneOf:
> > > > + - items:
> > > > + - const: 1
> > > > + - const: 2
> > > > + - const: 3
> > > > + - const: 4
> > > > + - items:
> > > > + - const: 1
> > > > + - const: 2
> > > > +
> > > > + link-frequencies: true
> > > > +
> > > > + required:
> > > > + - data-lanes
> > > > + - link-frequencies
> > > > +
> > > > +required:
> > > > + - compatible
> > > > + - reg
> > > > + - clocks
> > >
> > > > + - assigned-clocks
> > > > + - assigned-clock-rates
> > >
> > > Why are these required?
> > >
> > > > + - vddio-supply
> > > > + - vdda-supply
> > > > + - vddd-supply
> > > > + - port
> > > > +
> > > > +additionalProperties: false
> > > > +
> > > > +examples:
> > > > + - |
> > > > + #include <dt-bindings/gpio/gpio.h>
> > > > +
> > > > + i2c {
> > > > + #address-cells = <1>;
> > > > + #size-cells = <0>;
> > > > +
> > > > + sensor0@2 {
> > > > + status = "okay";
> > > > + compatible = "GalaxyCore,gc08a3";
> > > > + reg = <0x31>;
> > > > +
> > > > + clocks = <&topckgen CLK_TOP_CAMTG>,
> > > > + <&topckgen CLK_TOP_UNIVPLL_192M_D8>;
> > > > + clock-names = "xvclk", "freq_mux";
> > > > + clock-frequency = <24000000>;
> > > > +
> > > > + assigned-clocks = <&topckgen CLK_TOP_CAMTG>,
> > > > + <&topckgen CLK_TOP_UNIVPLL_192M_D8>;
> > > > + assigned-clock-parents = <&topckgen
> > CLK_TOP_UNIVPLL_192M_D8>;
> > > > + assigned-clock-rates = <0>, <24000000>;
> > > > +
> > > > + enable-gpios = <&pio 19 GPIO_ACTIVE_HIGH>;
> > > > +
> > > > + pinctrl-names = "default";
> > > > + pinctrl-0 = <&camera_pins_cam0>;
> > > > +
> > > > + avdd-supply = <&mt6359_vfe28_ldo_reg>;
> > > > +
> > > > + port {
> > > > + sensor0_out_2: endpoint {
> > > > + data-lanes = <1 2 3 4>;
> > > > + link-frequencies = /bits/ 64 <336000000
> > 207000000>;
> > > > + remote-endpoint = <&seninf_csi_port_0_in_2>;
> > > > + };
> > > > + };
> > > > + };
> > > > +
> > > > + };
> > > > +
> > > > +...
> > > > diff --git a/Documentation/devicetree/bindings/vendor-
> > prefixes.yaml b/Documentation/devicetree/bindings/vendor-
> > prefixes.yaml
> > > > index 309b94c328c8..a0bbec0bfee2 100644
> > > > --- a/Documentation/devicetree/bindings/vendor-prefixes.yaml
> > > > +++ b/Documentation/devicetree/bindings/vendor-prefixes.yaml
> > > > @@ -502,6 +502,8 @@ patternProperties:
> > > > description: Fujitsu Ltd.
> > > > "^fxtec,.*":
> > > > description: FX Technology Ltd.
> > > > + "^GalaxyCore,.*":
> > > > + description: GalaxyCore Inc.
> > > > "^gardena,.*":
> > > > description: GARDENA GmbH
> > > > "^gateway,.*":
> >
> > --
> > Regards,
> >
> > Laurent Pinchart
>
>
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--
Regards,
Laurent Pinchart
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