dt-bindings: i2c: Add MediaTek MT7622 i2c binding

Add MT7622 i2c binding to binding file. Compare to MT8173 i2c
controller, MT7622 limits message numbers to 255, and does not
support 4GB DMA mode.

Signed-off-by: Jun Gao <jun.gao@mediatek.com>
Acked-by: Rob Herring <robh@kernel.org>
Signed-off-by: Wolfram Sang <wsa@the-dreams.de>

diff --git a/Documentation/devicetree/bindings/i2c/i2c-mtk.txt b/Documentation/devicetree/bindings/i2c/i2c-mtk.txt
index 9c86424c39a0c082ac3513e9b180c5b5c60e8b3e..ff7bf37deb43e241746a6cfa1105d22a8c72651d 100644 (file)
--- a/Documentation/devicetree/bindings/i2c/i2c-mtk.txt
+++ b/Documentation/devicetree/bindings/i2c/i2c-mtk.txt
@@ -7,6 +7,7 @@ Required properties:
       "mediatek,mt2701-i2c", "mediatek,mt6577-i2c": for MediaTek MT2701
       "mediatek,mt6577-i2c": for MediaTek MT6577
       "mediatek,mt6589-i2c": for MediaTek MT6589
+      "mediatek,mt7622-i2c": for MediaTek MT7622
       "mediatek,mt7623-i2c", "mediatek,mt6577-i2c": for MediaTek MT7623
       "mediatek,mt8173-i2c": for MediaTek MT8173
   - reg: physical base address of the controller and dma base, length of memory