On Thu, Dec 18, 2025 at 07:44:49PM +0100, Alain Volmat wrote:

Add properties update and new sram property necessary in order to enable the DMA-MDMA chaining.

Signed-off-by: Alain Volmat alain.volmat@foss.st.com

Documentation/devicetree/bindings/media/st,stm32-dcmi.yaml | 13 ++++++++++++- 1 file changed, 12 insertions(+), 1 deletion(-)

diff --git a/Documentation/devicetree/bindings/media/st,stm32-dcmi.yaml b/Documentation/devicetree/bindings/media/st,stm32-dcmi.yaml index 34147127192f..ccaa2d0a2669 100644 --- a/Documentation/devicetree/bindings/media/st,stm32-dcmi.yaml +++ b/Documentation/devicetree/bindings/media/st,stm32-dcmi.yaml @@ -27,11 +27,14 @@ properties: - const: mclk dmas:

• maxItems: 1

• minItems: 1
• maxItems: 2

dma-names: items: - const: tx

•  - const: mdma_tx
  

• minItems: 1

resets: maxItems: 1 @@ -40,6 +43,14 @@ properties: minItems: 1 maxItems: 2

• sram:
• $ref: /schemas/types.yaml#/definitions/phandle
• description:

•  phandles to a reserved SRAM region which is used as temporary
  

phandle to...

•  storage memory between DMA and MDMA engines.
  

•  The region should be defined as child nodes of the AHB SRAM node
  

•  as per the generic bindings in Documentation/devicetree/bindings/sram/sram.yaml
  

Drop this sentence.

Rob