[PATCH v3 04/14] spi: dt-bindings: atmel,at91rm9200-spi: Add DMA related properties

Sergiu Moga sergiu.moga at microchip.com
Tue Sep 13 07:21:56 PDT 2022


The DT nodes of the SPI IP's may contain DMA related properties so
make sure that the binding is able to properly validate those as
well by making it aware of these optional properties.

Signed-off-by: Sergiu Moga <sergiu.moga at microchip.com>
Acked-by: Mark Brown <broonie at kernel.org>
Acked-by: Krzysztof Kozlowski <krzysztof.kozlowski at linaro.org>
---


v1 -> v2:
- Nothing, this patch was not here before


v2 -> v3:
- added Acked-by tags





 .../devicetree/bindings/spi/atmel,at91rm9200-spi.yaml  | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/Documentation/devicetree/bindings/spi/atmel,at91rm9200-spi.yaml b/Documentation/devicetree/bindings/spi/atmel,at91rm9200-spi.yaml
index d85d54024b2e..4dd973e341e6 100644
--- a/Documentation/devicetree/bindings/spi/atmel,at91rm9200-spi.yaml
+++ b/Documentation/devicetree/bindings/spi/atmel,at91rm9200-spi.yaml
@@ -34,6 +34,16 @@ properties:
   clocks:
     maxItems: 1
 
+  dmas:
+    items:
+      - description: TX DMA Channel
+      - description: RX DMA Channel
+
+  dma-names:
+    items:
+      - const: tx
+      - const: rx
+
   atmel,fifo-size:
     $ref: /schemas/types.yaml#/definitions/uint32
     description: |
-- 
2.34.1




More information about the linux-arm-kernel mailing list