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author | Ard Biesheuvel <ard.biesheuvel@linaro.org> | 2018-04-03 21:11:48 +0200 |
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committer | Wolfram Sang <wsa@the-dreams.de> | 2018-04-04 20:23:37 +0200 |
commit | 730b35e08c5721dece9e624a33481d78cde221df (patch) | |
tree | 75612a88091c156cd486bb40abca2ab2e8a298e8 /Documentation/devicetree/bindings/i2c | |
parent | 50888b015d1318a5d76c961f80bab79249cb1000 (diff) | |
download | linux-730b35e08c5721dece9e624a33481d78cde221df.tar.bz2 |
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 <ard.biesheuvel@linaro.org>
Reviewed-by: Rob Herring <robh@kernel.org>
Signed-off-by: Wolfram Sang <wsa@the-dreams.de>
Diffstat (limited to 'Documentation/devicetree/bindings/i2c')
-rw-r--r-- | Documentation/devicetree/bindings/i2c/i2c-synquacer.txt | 29 |
1 files changed, 29 insertions, 0 deletions
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 = <GIC_SPI 165 IRQ_TYPE_LEVEL_HIGH>; + #address-cells = <1>; + #size-cells = <0>; + clock-names = "pclk"; + clocks = <&clk_i2c>; + clock-frequency = <400000>; + }; |