[PATCH v4 1/2] dt-bindings: i2c: add binding for Socionext SynQuacer I2C
From: Ard Biesheuvel <hidden>
Date: 2018-03-01 16:39:37
Also in:
linux-devicetree, linux-i2c, lkml
Subsystem:
i2c subsystem host drivers, open firmware and flattened device tree bindings, the rest · Maintainers:
Andi Shyti, Rob Herring, Krzysztof Kozlowski, Conor Dooley, Linus Torvalds
Add a binding for the I2C controller that can be found in the Socionext SynQuacer SoC. Signed-off-by: Ard Biesheuvel <redacted> --- Documentation/devicetree/bindings/i2c/i2c-synquacer.txt | 29 ++++++++++++++++++++ 1 file changed, 29 insertions(+)
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 at 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>; + };
--
2.11.0