linux-kernel - [PATCH V3 3/7] dt-bindings: i2c: i2c-imx-lpi2c: add dmas property

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Message-Id: <20220823030215.870414-4-peng.fan@oss.nxp.com>
Date:   Tue, 23 Aug 2022 11:02:11 +0800
From:   "Peng Fan (OSS)" <peng.fan@....nxp.com>
To:     wsa@...nel.org, aisheng.dong@....com, robh+dt@...nel.org,
        krzysztof.kozlowski+dt@...aro.org, shawnguo@...nel.org,
        s.hauer@...gutronix.de
Cc:     kernel@...gutronix.de, festevam@...il.com, linux-imx@....com,
        linux-i2c@...r.kernel.org, devicetree@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
        xiaoning.wang@....com, Peng Fan <peng.fan@....com>,
        Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
Subject: [PATCH V3 3/7] dt-bindings: i2c: i2c-imx-lpi2c: add dmas property

From: Peng Fan <peng.fan@....com>

i.MX LPI2C has dma capability, so add dmas property

Reviewed-by: Dong Aisheng <aisheng.dong@....com>
Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
Signed-off-by: Peng Fan <peng.fan@....com>
---
 .../devicetree/bindings/i2c/i2c-imx-lpi2c.yaml         | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/Documentation/devicetree/bindings/i2c/i2c-imx-lpi2c.yaml b/Documentation/devicetree/bindings/i2c/i2c-imx-lpi2c.yaml
index e42e35003eae..08b81d57d7e1 100644
--- a/Documentation/devicetree/bindings/i2c/i2c-imx-lpi2c.yaml
+++ b/Documentation/devicetree/bindings/i2c/i2c-imx-lpi2c.yaml
@@ -44,6 +44,16 @@ properties:
   clocks:
     maxItems: 2
 
+  dmas:
+    items:
+      - description: DMA controller phandle and request line for TX
+      - description: DMA controller phandle and request line for RX
+
+  dma-names:
+    items:
+      - const: tx
+      - const: rx
+
   power-domains:
     maxItems: 1
 
-- 
2.37.1