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-rw-r--r--Documentation/devicetree/bindings/i2c/i2c-rcar.txt14
1 files changed, 10 insertions, 4 deletions
diff --git a/Documentation/devicetree/bindings/i2c/i2c-rcar.txt b/Documentation/devicetree/bindings/i2c/i2c-rcar.txt
index 897cfcd5ce92..dd8b2dd1edeb 100644
--- a/Documentation/devicetree/bindings/i2c/i2c-rcar.txt
+++ b/Documentation/devicetree/bindings/i2c/i2c-rcar.txt
@@ -6,6 +6,7 @@ Required properties:
"renesas,i2c-r8a7778"
"renesas,i2c-r8a7779"
"renesas,i2c-r8a7790"
+ "renesas,i2c-r8a7791"
- reg: physical base address of the controller and length of memory mapped
region.
- interrupts: interrupt specifier.
@@ -13,11 +14,16 @@ Required properties:
Optional properties:
- clock-frequency: desired I2C bus clock frequency in Hz. The absence of this
propoerty indicates the default frequency 100 kHz.
+- clocks: clock specifier.
Examples :
-i2c0: i2c@e6500000 {
- compatible = "renesas,i2c-rcar-h2";
- reg = <0 0xe6500000 0 0x428>;
- interrupts = <0 174 0x4>;
+i2c0: i2c@e6508000 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ compatible = "renesas,i2c-r8a7791";
+ reg = <0 0xe6508000 0 0x40>;
+ interrupts = <0 287 IRQ_TYPE_LEVEL_HIGH>;
+ clocks = <&mstp9_clks R8A7791_CLK_I2C0>;
+ clock-frequency = <400000>;
};