[PATCH v9 1/5] dt-bindings: media: add bindings for stm32 dcmipp

From: Alain Volmat
Date: Mon Nov 27 2023 - 12:09:54 EST


Add the yaml binding for the ST Microelectronics STM32 DCMIPP
(Digital Camera Memory Interface Pixel Processor)

Signed-off-by: Alain Volmat <alain.volmat@xxxxxxxxxxx>
Reviewed-by: Conor Dooley <conor.dooley@xxxxxxxxxxxxx>
Reviewed-by: Laurent Pinchart <laurent.pinchart@xxxxxxxxxxxxxxxx>
---
.../bindings/media/st,stm32-dcmipp.yaml | 89 +++++++++++++++++++
1 file changed, 89 insertions(+)
create mode 100644 Documentation/devicetree/bindings/media/st,stm32-dcmipp.yaml

diff --git a/Documentation/devicetree/bindings/media/st,stm32-dcmipp.yaml b/Documentation/devicetree/bindings/media/st,stm32-dcmipp.yaml
new file mode 100644
index 000000000000..87731f3ce7bd
--- /dev/null
+++ b/Documentation/devicetree/bindings/media/st,stm32-dcmipp.yaml
@@ -0,0 +1,89 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/media/st,stm32-dcmipp.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: STMicroelectronics STM32 DCMIPP Digital Camera Memory Interface Pixel Processor
+
+maintainers:
+ - Hugues Fruchet <hugues.fruchet@xxxxxxxxxxx>
+ - Alain Volmat <alain.volmat@xxxxxxxxxxx>
+
+properties:
+ compatible:
+ const: st,stm32mp13-dcmipp
+
+ reg:
+ maxItems: 1
+
+ interrupts:
+ maxItems: 1
+
+ clocks:
+ maxItems: 1
+
+ resets:
+ maxItems: 1
+
+ port:
+ $ref: /schemas/graph.yaml#/$defs/port-base
+ unevaluatedProperties: false
+ description:
+ DCMIPP supports a single port node with parallel bus.
+
+ properties:
+ endpoint:
+ $ref: video-interfaces.yaml#
+ unevaluatedProperties: false
+
+ properties:
+ bus-type:
+ enum: [5, 6]
+ default: 5
+
+ bus-width:
+ enum: [8, 10, 12, 14]
+ default: 8
+
+ pclk-sample: true
+ hsync-active: true
+ vsync-active: true
+
+ required:
+ - pclk-sample
+
+required:
+ - compatible
+ - reg
+ - interrupts
+ - clocks
+ - resets
+ - port
+
+additionalProperties: false
+
+examples:
+ - |
+ #include <dt-bindings/interrupt-controller/arm-gic.h>
+ #include <dt-bindings/clock/stm32mp13-clks.h>
+ #include <dt-bindings/reset/stm32mp13-resets.h>
+ dcmipp@5a000000 {
+ compatible = "st,stm32mp13-dcmipp";
+ reg = <0x5a000000 0x400>;
+ interrupts = <GIC_SPI 79 IRQ_TYPE_LEVEL_HIGH>;
+ resets = <&rcc DCMIPP_R>;
+ clocks = <&rcc DCMIPP_K>;
+
+ port {
+ endpoint {
+ remote-endpoint = <&mipid02_2>;
+ bus-width = <8>;
+ hsync-active = <0>;
+ vsync-active = <0>;
+ pclk-sample = <0>;
+ };
+ };
+ };
+
+...
--
2.25.1