[PATCH 1/2] media: dt-bindings: media: i2c: Document GC08A3 bindings

Zhi Mao
2023-11-23T11:52:33Z

Add YAML device tree binding for GC08A3 CMOS image sensor,
and the relevant MAINTAINERS entries.

Signed-off-by: Zhi Mao <zhi.mao@mediatek.com>
---
.../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@mediatek.com>
+
+description: |-
+ 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
+
+ reg:
+ maxItems: 1
+
+ clocks:
+ items:
+ - description: Reference to the mclk clock.
+
+ 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
+
+ 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.
+
+ 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
+ - 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,.*":
--
2.25.1