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

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Message-ID: <20220913142205.162399-5-sergiu.moga@microchip.com>
Date:   Tue, 13 Sep 2022 17:21:56 +0300
From:   Sergiu Moga <sergiu.moga@...rochip.com>
To:     <lee@...nel.org>, <robh+dt@...nel.org>,
        <krzysztof.kozlowski+dt@...aro.org>, <nicolas.ferre@...rochip.com>,
        <alexandre.belloni@...tlin.com>, <claudiu.beznea@...rochip.com>,
        <radu_nicolae.pirea@....ro>, <richard.genoud@...il.com>,
        <gregkh@...uxfoundation.org>, <broonie@...nel.org>,
        <mturquette@...libre.com>, <sboyd@...nel.org>,
        <jirislaby@...nel.org>, <sergiu.moga@...rochip.com>,
        <admin@...iphile.com>, <kavyasree.kotagiri@...rochip.com>,
        <tudor.ambarus@...rochip.com>
CC:     <devicetree@...r.kernel.org>,
        <linux-arm-kernel@...ts.infradead.org>,
        <linux-kernel@...r.kernel.org>, <linux-spi@...r.kernel.org>,
        <linux-serial@...r.kernel.org>, <linux-clk@...r.kernel.org>,
        "Krzysztof Kozlowski" <krzysztof.kozlowski@...aro.org>
Subject: [PATCH v3 04/14] spi: dt-bindings: atmel,at91rm9200-spi: Add DMA related properties

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@...rochip.com>
Acked-by: Mark Brown <broonie@...nel.org>
Acked-by: Krzysztof Kozlowski <krzysztof.kozlowski@...aro.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