[PATCH 5.10.y-cip 02/31] ASoC: dt-bindings: sound: renesas,rz-ssi: Document DMA support


Lad Prabhakar
 

From: Biju Das <biju.das.jz@...>

commit 5df6dfbb6de815ba3a75c788a916865212fd5221 upstream.

Document DMA support in binding document.

Signed-off-by: Biju Das <biju.das.jz@...>
Reviewed-by: Lad Prabhakar <prabhakar.mahadev-lad.rj@...>
Reviewed-by: Rob Herring <robh@...>
Link: https://lore.kernel.org/r/20210719134040.7964-7-biju.das.jz@bp.renesas.com
Signed-off-by: Mark Brown <broonie@...>
Signed-off-by: Lad Prabhakar <prabhakar.mahadev-lad.rj@...>
---
.../devicetree/bindings/sound/renesas,rz-ssi.yaml | 15 +++++++++++++++
1 file changed, 15 insertions(+)

diff --git a/Documentation/devicetree/bindings/sound/renesas,rz-ssi.yaml b/Documentation/devicetree/bindings/sound/renesas,rz-ssi.yaml
index 891f381ee5b8..471937cb8d05 100644
--- a/Documentation/devicetree/bindings/sound/renesas,rz-ssi.yaml
+++ b/Documentation/devicetree/bindings/sound/renesas,rz-ssi.yaml
@@ -45,6 +45,18 @@ properties:
resets:
maxItems: 1

+ dmas:
+ minItems: 1
+ maxItems: 2
+
+ dma-names:
+ oneOf:
+ - items:
+ - const: tx
+ - const: rx
+ - items:
+ - const: rt
+
'#sound-dai-cells':
const: 0

@@ -81,5 +93,8 @@ examples:
clock-names = "ssi", "ssi_sfr", "audio_clk1", "audio_clk2";
power-domains = <&cpg>;
resets = <&cpg R9A07G044_SSI0_RST_M2_REG>;
+ dmas = <&dmac 0x255>,
+ <&dmac 0x256>;
+ dma-names = "tx", "rx";
#sound-dai-cells = <0>;
};
--
2.17.1

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