diff mbox series

[v4,2/5] dt-bindings: media: document SK Hynix Hi-846 MIPI CSI-2 8M pixel sensor

Message ID 20210607105213.1211722-3-martin.kepplinger@puri.sm (mailing list archive)
State New, archived
Headers show
Series Add support for the Hynix Hi-846 camera | expand

Commit Message

Martin Kepplinger June 7, 2021, 10:52 a.m. UTC 
Document the bindings used for the SK Hynix Hi-846 CMOS camera driver.

Signed-off-by: Martin Kepplinger <martin.kepplinger@puri.sm>
---
 .../bindings/media/i2c/hynix,hi846.yaml       | 105 ++++++++++++++++++
 1 file changed, 105 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/media/i2c/hynix,hi846.yaml

Comments

Laurent Pinchart June 7, 2021, 9:15 p.m. UTC | #1 
Hi Martin

Thank you for the patch.

On Mon, Jun 07, 2021 at 12:52:10PM +0200, Martin Kepplinger wrote:
> Document the bindings used for the SK Hynix Hi-846 CMOS camera driver.
> 
> Signed-off-by: Martin Kepplinger <martin.kepplinger@puri.sm>
> ---
>  .../bindings/media/i2c/hynix,hi846.yaml       | 105 ++++++++++++++++++
>  1 file changed, 105 insertions(+)
>  create mode 100644 Documentation/devicetree/bindings/media/i2c/hynix,hi846.yaml
> 
> diff --git a/Documentation/devicetree/bindings/media/i2c/hynix,hi846.yaml b/Documentation/devicetree/bindings/media/i2c/hynix,hi846.yaml
> new file mode 100644
> index 000000000000..19825392fb1f
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/media/i2c/hynix,hi846.yaml
> @@ -0,0 +1,105 @@
> +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/media/i2c/hynix,hi846.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: SK Hynix Hi-846 1/4" 8M Pixel MIPI CSI-2 sensor
> +
> +maintainers:
> +  - Martin Kepplinger <martin.kepplinger@puri.sm>
> +
> +description: |-
> +  The Hi-846 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: hynix,hi846
> +
> +  reg:
> +    maxItems: 1
> +
> +  clocks:
> +    items:
> +      - description: Reference to the mclk clock.
> +
> +  reset-gpios:
> +    description: Reference to the GPIO connected to the RESETB pin. Active low.
> +    maxItems: 1
> +
> +  shutdown-gpios:
> +    description: Reference to the GPIO connected to the XSHUTDOWN pin. Active low.
> +    maxItems: 1
> +
> +  vddi-supply:

I think it's called vddio (seems to be a typo on page 8).

> +    description: Definition of the regulator used for the 1.8V or 2.8V I/O power supply.

You could just say "... for the VDDIO supply". Same below. Up to you.

With the name fixed and the description optionally updated,

Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>

Please add my tag if you post a new version.

> +
> +  vdda-supply:
> +    description: Definition of the regulator used for the 2.8V analog power supply.
> +
> +  vddd-supply:
> +    description: Definition of the regulator used for the 1.2V core power supply.
> +
> +  port:
> +    $ref: /schemas/graph.yaml#/properties/port
> +
> +    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
> +
> +        required:
> +          - data-lanes
> +
> +required:
> +  - compatible
> +  - reg
> +  - clocks
> +  - vddi-supply
> +  - vdda-supply
> +  - vddd-supply
> +  - port
> +
> +additionalProperties: false
> +
> +examples:
> +  - |
> +    #include <dt-bindings/gpio/gpio.h>
> +
> +    i2c {
> +        #address-cells = <1>;
> +        #size-cells = <0>;
> +
> +        hi846: camera@20 {
> +            compatible = "hynix,hi846";
> +            reg = <0x20>;
> +            clocks = <&clk>;
> +            vddi-supply = <&reg_camera_pwr_en>;
> +            vdda-supply = <&reg_camera_pwr_en>;
> +            vddd-supply = <&reg_camera_pwr_en>;
> +            reset-gpios = <&gpio1 25 GPIO_ACTIVE_LOW>;
> +
> +            port {
> +                camera_out: endpoint {
> +                    remote-endpoint = <&csi1_ep1>;
> +                    data-lanes = <1 2>;
> +                };
> +            };
> +        };
> +    };
> +
> +...
Martin Kepplinger June 8, 2021, 7 a.m. UTC | #2 
Am Dienstag, dem 08.06.2021 um 00:15 +0300 schrieb Laurent Pinchart:
> Hi Martin
> 
> Thank you for the patch.
> 
> On Mon, Jun 07, 2021 at 12:52:10PM +0200, Martin Kepplinger wrote:
> > Document the bindings used for the SK Hynix Hi-846 CMOS camera
> > driver.
> > 
> > Signed-off-by: Martin Kepplinger <martin.kepplinger@puri.sm>
> > ---
> >  .../bindings/media/i2c/hynix,hi846.yaml       | 105
> > ++++++++++++++++++
> >  1 file changed, 105 insertions(+)
> >  create mode 100644
> > Documentation/devicetree/bindings/media/i2c/hynix,hi846.yaml
> > 
> > diff --git
> > a/Documentation/devicetree/bindings/media/i2c/hynix,hi846.yaml
> > b/Documentation/devicetree/bindings/media/i2c/hynix,hi846.yaml
> > new file mode 100644
> > index 000000000000..19825392fb1f
> > --- /dev/null
> > +++ b/Documentation/devicetree/bindings/media/i2c/hynix,hi846.yaml
> > @@ -0,0 +1,105 @@
> > +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
> > +%YAML 1.2
> > +---
> > +$id: http://devicetree.org/schemas/media/i2c/hynix,hi846.yaml#
> > +$schema: http://devicetree.org/meta-schemas/core.yaml#
> > +
> > +title: SK Hynix Hi-846 1/4" 8M Pixel MIPI CSI-2 sensor
> > +
> > +maintainers:
> > +  - Martin Kepplinger <martin.kepplinger@puri.sm>
> > +
> > +description: |-
> > +  The Hi-846 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: hynix,hi846
> > +
> > +  reg:
> > +    maxItems: 1
> > +
> > +  clocks:
> > +    items:
> > +      - description: Reference to the mclk clock.
> > +
> > +  reset-gpios:
> > +    description: Reference to the GPIO connected to the RESETB
> > pin. Active low.
> > +    maxItems: 1
> > +
> > +  shutdown-gpios:
> > +    description: Reference to the GPIO connected to the XSHUTDOWN
> > pin. Active low.
> > +    maxItems: 1
> > +
> > +  vddi-supply:
> 
> I think it's called vddio (seems to be a typo on page 8).
> 
> > +    description: Definition of the regulator used for the 1.8V or
> > 2.8V I/O power supply.
> 
> You could just say "... for the VDDIO supply". Same below. Up to you.
> 
> With the name fixed and the description optionally updated,
> 
> Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
> 
> Please add my tag if you post a new version.

I'll rename the binding and add the tag. I haven't added your previous
tag because you found improvements based on the DS afterwards.

thanks again!
                              martin
Rob Herring June 10, 2021, 4:37 p.m. UTC | #3 
On Mon, 07 Jun 2021 12:52:10 +0200, Martin Kepplinger wrote:
> Document the bindings used for the SK Hynix Hi-846 CMOS camera driver.
> 
> Signed-off-by: Martin Kepplinger <martin.kepplinger@puri.sm>
> ---
>  .../bindings/media/i2c/hynix,hi846.yaml       | 105 ++++++++++++++++++
>  1 file changed, 105 insertions(+)
>  create mode 100644 Documentation/devicetree/bindings/media/i2c/hynix,hi846.yaml
> 

Reviewed-by: Rob Herring <robh@kernel.org>
diff mbox series

Patch

diff --git a/Documentation/devicetree/bindings/media/i2c/hynix,hi846.yaml b/Documentation/devicetree/bindings/media/i2c/hynix,hi846.yaml
new file mode 100644
index 000000000000..19825392fb1f
--- /dev/null
+++ b/Documentation/devicetree/bindings/media/i2c/hynix,hi846.yaml
@@ -0,0 +1,105 @@ 
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/media/i2c/hynix,hi846.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: SK Hynix Hi-846 1/4" 8M Pixel MIPI CSI-2 sensor
+
+maintainers:
+  - Martin Kepplinger <martin.kepplinger@puri.sm>
+
+description: |-
+  The Hi-846 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: hynix,hi846
+
+  reg:
+    maxItems: 1
+
+  clocks:
+    items:
+      - description: Reference to the mclk clock.
+
+  reset-gpios:
+    description: Reference to the GPIO connected to the RESETB pin. Active low.
+    maxItems: 1
+
+  shutdown-gpios:
+    description: Reference to the GPIO connected to the XSHUTDOWN pin. Active low.
+    maxItems: 1
+
+  vddi-supply:
+    description: Definition of the regulator used for the 1.8V or 2.8V I/O power supply.
+
+  vdda-supply:
+    description: Definition of the regulator used for the 2.8V analog power supply.
+
+  vddd-supply:
+    description: Definition of the regulator used for the 1.2V core power supply.
+
+  port:
+    $ref: /schemas/graph.yaml#/properties/port
+
+    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
+
+        required:
+          - data-lanes
+
+required:
+  - compatible
+  - reg
+  - clocks
+  - vddi-supply
+  - vdda-supply
+  - vddd-supply
+  - port
+
+additionalProperties: false
+
+examples:
+  - |
+    #include <dt-bindings/gpio/gpio.h>
+
+    i2c {
+        #address-cells = <1>;
+        #size-cells = <0>;
+
+        hi846: camera@20 {
+            compatible = "hynix,hi846";
+            reg = <0x20>;
+            clocks = <&clk>;
+            vddi-supply = <&reg_camera_pwr_en>;
+            vdda-supply = <&reg_camera_pwr_en>;
+            vddd-supply = <&reg_camera_pwr_en>;
+            reset-gpios = <&gpio1 25 GPIO_ACTIVE_LOW>;
+
+            port {
+                camera_out: endpoint {
+                    remote-endpoint = <&csi1_ep1>;
+                    data-lanes = <1 2>;
+                };
+            };
+        };
+    };
+
+...