linux-kernel - [PATCH v6 2/6] dt-bindings: i2c: Add Mediatek MT8183 i2c binding

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Message-ID: <1552282840-12778-3-git-send-email-qii.wang@mediatek.com>
Date:   Mon, 11 Mar 2019 13:40:36 +0800
From:   Qii Wang <qii.wang@...iatek.com>
To:     <wsa@...-dreams.de>
CC:     <linux-i2c@...r.kernel.org>, <devicetree@...r.kernel.org>,
        <linux-arm-kernel@...ts.infradead.org>,
        <linux-kernel@...r.kernel.org>,
        <linux-mediatek@...ts.infradead.org>,
        <srv_heupstream@...iatek.com>, <leilk.liu@...iatek.com>,
        <qii.wang@...iatek.com>, <xinping.qian@...iatek.com>,
        <liguo.zhang@...iatek.com>, <robh@...nel.org>
Subject: [PATCH v6 2/6] dt-bindings: i2c: Add Mediatek MT8183 i2c binding

Add MT8183 i2c binding to binding file. Compare to MT2712 i2c
controller, MT8183 has different registers, offsets, and clock.

Signed-off-by: Qii Wang <qii.wang@...iatek.com>
Reviewed-by: Rob Herring <robh@...nel.org>
---
 Documentation/devicetree/bindings/i2c/i2c-mtk.txt |    4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/Documentation/devicetree/bindings/i2c/i2c-mtk.txt b/Documentation/devicetree/bindings/i2c/i2c-mtk.txt
index ee4c324..b052f29 100644
--- a/Documentation/devicetree/bindings/i2c/i2c-mtk.txt
+++ b/Documentation/devicetree/bindings/i2c/i2c-mtk.txt
@@ -12,13 +12,15 @@ Required properties:
       "mediatek,mt7623-i2c", "mediatek,mt6577-i2c": for MediaTek MT7623
       "mediatek,mt7629-i2c", "mediatek,mt2712-i2c": for MediaTek MT7629
       "mediatek,mt8173-i2c": for MediaTek MT8173
+      "mediatek,mt8183-i2c": for MediaTek MT8183
   - reg: physical base address of the controller and dma base, length of memory
     mapped region.
   - interrupts: interrupt number to the cpu.
   - clock-div: the fixed value for frequency divider of clock source in i2c
     module. Each IC may be different.
   - clocks: clock name from clock manager
-  - clock-names: Must include "main" and "dma", if enable have-pmic need include
+  - clock-names: Must include "main" and "dma", "arb" is for multi-master that
+    one bus has more than two i2c controllers, if enable have-pmic need include
     "pmic" extra.
 
 Optional properties:
-- 
1.7.9.5