diff mbox series

[v2,12/19] dt-bindings: media: Add A31 MIPI CSI-2 bindings documentation

Message ID 20201128142839.517949-13-paul.kocialkowski@bootlin.com
State Superseded
Headers show
Series Allwinner MIPI CSI-2 support for A31/V3s/A83T | expand

Commit Message

Paul Kocialkowski Nov. 28, 2020, 2:28 p.m. UTC
This introduces YAML bindings documentation for the A31 MIPI CSI-2
controller.

Signed-off-by: Paul Kocialkowski <paul.kocialkowski@bootlin.com>
---
 .../media/allwinner,sun6i-a31-mipi-csi2.yaml  | 151 ++++++++++++++++++
 1 file changed, 151 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/media/allwinner,sun6i-a31-mipi-csi2.yaml

Comments

Maxime Ripard Dec. 1, 2020, 12:15 p.m. UTC | #1
On Sat, Nov 28, 2020 at 03:28:32PM +0100, Paul Kocialkowski wrote:
> This introduces YAML bindings documentation for the A31 MIPI CSI-2

> controller.

> 

> Signed-off-by: Paul Kocialkowski <paul.kocialkowski@bootlin.com>

> ---

>  .../media/allwinner,sun6i-a31-mipi-csi2.yaml  | 151 ++++++++++++++++++

>  1 file changed, 151 insertions(+)

>  create mode 100644 Documentation/devicetree/bindings/media/allwinner,sun6i-a31-mipi-csi2.yaml

> 

> diff --git a/Documentation/devicetree/bindings/media/allwinner,sun6i-a31-mipi-csi2.yaml b/Documentation/devicetree/bindings/media/allwinner,sun6i-a31-mipi-csi2.yaml

> new file mode 100644

> index 000000000000..917cd09d6fda

> --- /dev/null

> +++ b/Documentation/devicetree/bindings/media/allwinner,sun6i-a31-mipi-csi2.yaml

> @@ -0,0 +1,151 @@

> +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)

> +%YAML 1.2

> +---

> +$id: http://devicetree.org/schemas/media/allwinner,sun6i-a31-mipi-csi2.yaml#

> +$schema: http://devicetree.org/meta-schemas/core.yaml#

> +

> +title: Allwinner A31 MIPI CSI-2 Device Tree Bindings

> +

> +maintainers:

> +  - Paul Kocialkowski <paul.kocialkowski@bootlin.com>

> +

> +properties:

> +  compatible:

> +    oneOf:

> +      - const: allwinner,sun6i-a31-mipi-csi2

> +      - items:

> +          - const: allwinner,sun8i-v3s-mipi-csi2

> +          - const: allwinner,sun6i-a31-mipi-csi2

> +

> +  reg:

> +    maxItems: 1

> +

> +  interrupts:

> +    maxItems: 1

> +

> +  clocks:

> +    items:

> +      - description: Bus Clock

> +      - description: Module Clock

> +

> +  clock-names:

> +    items:

> +      - const: bus

> +      - const: mod

> +

> +  phys:

> +    items:

> +      - description: MIPI D-PHY

> +

> +  phy-names:

> +    items:

> +      - const: dphy


If there's a single item, you don't need the items: in phys and phy-names

> +  resets:

> +    maxItems: 1

> +

> +  # See ./video-interfaces.txt for details

> +  ports:

> +    type: object

> +

> +    properties:

> +      port@0:

> +        type: object

> +        description: Input port, connect to a MIPI CSI-2 sensor

> +

> +        properties:

> +          reg:

> +            const: 0

> +

> +          endpoint:

> +            type: object

> +

> +            properties:

> +              remote-endpoint: true

> +

> +              data-lanes:

> +                minItems: 1

> +                maxItems: 4

> +

> +            required:

> +              - data-lanes

> +              - remote-endpoint

> +

> +        required:

> +          - endpoint

> +

> +        additionalProperties: false

> +

> +      port@1:

> +        type: object

> +        description: Output port, connect to a CSI controller

> +

> +        properties:

> +          reg:

> +            const: 1

> +

> +          endpoint:

> +            type: object

> +

> +            properties:

> +              remote-endpoint: true

> +

> +        required:

> +          - endpoint

> +

> +        additionalProperties: false


Same thing than for the other dt binding patch, there's a schema for it now

Maxime
diff mbox series

Patch

diff --git a/Documentation/devicetree/bindings/media/allwinner,sun6i-a31-mipi-csi2.yaml b/Documentation/devicetree/bindings/media/allwinner,sun6i-a31-mipi-csi2.yaml
new file mode 100644
index 000000000000..917cd09d6fda
--- /dev/null
+++ b/Documentation/devicetree/bindings/media/allwinner,sun6i-a31-mipi-csi2.yaml
@@ -0,0 +1,151 @@ 
+# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/media/allwinner,sun6i-a31-mipi-csi2.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Allwinner A31 MIPI CSI-2 Device Tree Bindings
+
+maintainers:
+  - Paul Kocialkowski <paul.kocialkowski@bootlin.com>
+
+properties:
+  compatible:
+    oneOf:
+      - const: allwinner,sun6i-a31-mipi-csi2
+      - items:
+          - const: allwinner,sun8i-v3s-mipi-csi2
+          - const: allwinner,sun6i-a31-mipi-csi2
+
+  reg:
+    maxItems: 1
+
+  interrupts:
+    maxItems: 1
+
+  clocks:
+    items:
+      - description: Bus Clock
+      - description: Module Clock
+
+  clock-names:
+    items:
+      - const: bus
+      - const: mod
+
+  phys:
+    items:
+      - description: MIPI D-PHY
+
+  phy-names:
+    items:
+      - const: dphy
+
+  resets:
+    maxItems: 1
+
+  # See ./video-interfaces.txt for details
+  ports:
+    type: object
+
+    properties:
+      port@0:
+        type: object
+        description: Input port, connect to a MIPI CSI-2 sensor
+
+        properties:
+          reg:
+            const: 0
+
+          endpoint:
+            type: object
+
+            properties:
+              remote-endpoint: true
+
+              data-lanes:
+                minItems: 1
+                maxItems: 4
+
+            required:
+              - data-lanes
+              - remote-endpoint
+
+        required:
+          - endpoint
+
+        additionalProperties: false
+
+      port@1:
+        type: object
+        description: Output port, connect to a CSI controller
+
+        properties:
+          reg:
+            const: 1
+
+          endpoint:
+            type: object
+
+            properties:
+              remote-endpoint: true
+
+        required:
+          - endpoint
+
+        additionalProperties: false
+
+required:
+  - compatible
+  - reg
+  - interrupts
+  - clocks
+  - clock-names
+  - resets
+
+additionalProperties: false
+
+examples:
+  - |
+    #include <dt-bindings/interrupt-controller/arm-gic.h>
+    #include <dt-bindings/clock/sun8i-v3s-ccu.h>
+    #include <dt-bindings/reset/sun8i-v3s-ccu.h>
+
+    mipi_csi2: csi@1cb1000 {
+        compatible = "allwinner,sun8i-v3s-mipi-csi2",
+                     "allwinner,sun6i-a31-mipi-csi2";
+        reg = <0x01cb1000 0x1000>;
+        interrupts = <GIC_SPI 90 IRQ_TYPE_LEVEL_HIGH>;
+        clocks = <&ccu CLK_BUS_CSI>,
+                 <&ccu CLK_CSI1_SCLK>;
+        clock-names = "bus", "mod";
+        resets = <&ccu RST_BUS_CSI>;
+
+        phys = <&dphy>;
+        phy-names = "dphy";
+
+        ports {
+            #address-cells = <1>;
+            #size-cells = <0>;
+
+            mipi_csi2_in: port@0 {
+                reg = <0>;
+
+                mipi_csi2_in_ov5648: endpoint {
+                    data-lanes = <1 2 3 4>;
+
+                    remote-endpoint = <&ov5648_out_mipi_csi2>;
+                };
+            };
+
+            mipi_csi2_out: port@1 {
+                reg = <1>;
+
+                mipi_csi2_out_csi0: endpoint {
+                    remote-endpoint = <&csi0_in_mipi_csi2>;
+                };
+            };
+        };
+    };
+
+...