From 730b35e08c5721dece9e624a33481d78cde221df Mon Sep 17 00:00:00 2001 From: Ard Biesheuvel Date: Tue, 3 Apr 2018 21:11:48 +0200 Subject: [PATCH] dt-bindings: i2c: add binding for Socionext SynQuacer I2C Add a binding for the I2C controller that can be found in the Socionext SynQuacer SoC. Signed-off-by: Ard Biesheuvel Reviewed-by: Rob Herring Signed-off-by: Wolfram Sang --- .../devicetree/bindings/i2c/i2c-synquacer.txt | 29 +++++++++++++++++++ 1 file changed, 29 insertions(+) create mode 100644 Documentation/devicetree/bindings/i2c/i2c-synquacer.txt diff --git a/Documentation/devicetree/bindings/i2c/i2c-synquacer.txt b/Documentation/devicetree/bindings/i2c/i2c-synquacer.txt new file mode 100644 index 000000000000..72f4a2f0fedc --- /dev/null +++ b/Documentation/devicetree/bindings/i2c/i2c-synquacer.txt @@ -0,0 +1,29 @@ +Socionext SynQuacer I2C + +Required properties: +- compatible : Must be "socionext,synquacer-i2c" +- reg : Offset and length of the register set for the device +- interrupts : A single interrupt specifier +- #address-cells : Must be <1>; +- #size-cells : Must be <0>; +- clock-names : Must contain "pclk". +- clocks : Must contain an entry for each name in clock-names. + (See the common clock bindings.) + +Optional properties: +- clock-frequency : Desired I2C bus clock frequency in Hz. As only Normal and + Fast modes are supported, possible values are 100000 and + 400000. + +Example : + + i2c@51210000 { + compatible = "socionext,synquacer-i2c"; + reg = <0x51210000 0x1000>; + interrupts = ; + #address-cells = <1>; + #size-cells = <0>; + clock-names = "pclk"; + clocks = <&clk_i2c>; + clock-frequency = <400000>; + };