linux-kernel - [PATCH 2/5] dt-bindings: i2c: i2c-stm32f7: add st,stm32mp15-i2c compatible

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Date:   Thu, 23 Jan 2020 17:12:47 +0100
From:   Alain Volmat <alain.volmat@...com>
To:     <wsa@...-dreams.de>, <robh+dt@...nel.org>
CC:     <mark.rutland@....com>, <pierre-yves.mordret@...com>,
        <mcoquelin.stm32@...il.com>, <alexandre.torgue@...com>,
        <linux-i2c@...r.kernel.org>, <devicetree@...r.kernel.org>,
        <linux-stm32@...md-mailman.stormreply.com>,
        <linux-arm-kernel@...ts.infradead.org>,
        <linux-kernel@...r.kernel.org>, <fabrice.gasnier@...com>,
        <alain.volmat@...com>
Subject: [PATCH 2/5] dt-bindings: i2c: i2c-stm32f7: add st,stm32mp15-i2c compatible

Add a new stm32mp15 specific compatible to handle FastMode+
registers which are different on the stm32mp15 compared
to the stm32f7 or stm32h7.

Signed-off-by: Alain Volmat <alain.volmat@...com>
---
 Documentation/devicetree/bindings/i2c/st,stm32-i2c.yaml | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/Documentation/devicetree/bindings/i2c/st,stm32-i2c.yaml b/Documentation/devicetree/bindings/i2c/st,stm32-i2c.yaml
index 900ec1ab6a47..ffe00737446e 100644
--- a/Documentation/devicetree/bindings/i2c/st,stm32-i2c.yaml
+++ b/Documentation/devicetree/bindings/i2c/st,stm32-i2c.yaml
@@ -17,6 +17,7 @@ allOf:
           contains:
             enum:
               - st,stm32f7-i2c
+              - st,stm32mp15-i2c
     then:
       properties:
         i2c-scl-rising-time-ns:
@@ -52,6 +53,7 @@ properties:
     enum:
       - st,stm32f4-i2c
       - st,stm32f7-i2c
+      - st,stm32mp15-i2c
 
   reg:
     maxItems: 1
@@ -121,12 +123,12 @@ examples:
           clocks = <&rcc 1 CLK_I2C1>;
       };
 
-    //Example 3 (with st,stm32f7-i2c compatible on stm32mp)
+    //Example 3 (with st,stm32mp15-i2c compatible on stm32mp)
     #include <dt-bindings/interrupt-controller/arm-gic.h>
     #include <dt-bindings/clock/stm32mp1-clks.h>
     #include <dt-bindings/reset/stm32mp1-resets.h>
       i2c@...13000 {
-          compatible = "st,stm32f7-i2c";
+          compatible = "st,stm32mp15-i2c";
           #address-cells = <1>;
           #size-cells = <0>;
           reg = <0x40013000 0x400>;
-- 
2.7.4