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| author | Alain Volmat <avolmat@me.com> | 2023-02-13 20:16:06 +0100 |
|---|---|---|
| committer | Wolfram Sang <wsa@kernel.org> | 2023-02-15 20:57:43 +0100 |
| commit | b3de755d6041ebb197d89a4dcb27c85521e034c8 (patch) | |
| tree | 7bed1bd9414d6d4106087e6e97322c2124a4cf33 /Documentation/devicetree/bindings/i2c/st,sti-i2c.yaml | |
| parent | eb4d8bac03bc20c5f2975da325e2d669882ef03e (diff) | |
dt-bindings: i2c: i2c-st: convert to DT schema
Convert i2c-st.txt into st,sti-i2c.yaml for the i2c-st driver.
Signed-off-by: Alain Volmat <avolmat@me.com>
Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Signed-off-by: Wolfram Sang <wsa@kernel.org>
Diffstat (limited to 'Documentation/devicetree/bindings/i2c/st,sti-i2c.yaml')
| -rw-r--r-- | Documentation/devicetree/bindings/i2c/st,sti-i2c.yaml | 71 |
1 files changed, 71 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/i2c/st,sti-i2c.yaml b/Documentation/devicetree/bindings/i2c/st,sti-i2c.yaml new file mode 100644 index 000000000000..08f9c1e446fd --- /dev/null +++ b/Documentation/devicetree/bindings/i2c/st,sti-i2c.yaml @@ -0,0 +1,71 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/i2c/st,sti-i2c.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: I2C controller embedded in STMicroelectronics STi platform + +maintainers: + - Patrice Chotard <patrice.chotard@foss.st.com> + +allOf: + - $ref: /schemas/i2c/i2c-controller.yaml# + +properties: + compatible: + enum: + - st,comms-ssc-i2c + - st,comms-ssc4-i2c + + reg: + maxItems: 1 + + interrupts: + maxItems: 1 + + clocks: + maxItems: 1 + + clock-names: + maxItems: 1 + + clock-frequency: + enum: [ 100000, 400000 ] + default: 100000 + + st,i2c-min-scl-pulse-width-us: + description: + The minimum valid SCL pulse width that is allowed through the + deglitch circuit. In units of us. + + st,i2c-min-sda-pulse-width-us: + description: + The minimum valid SDA pulse width that is allowed through the + deglitch circuit. In units of us. + +required: + - compatible + - reg + - interrupts + - clocks + - clock-names + +unevaluatedProperties: false + +examples: + - | + #include <dt-bindings/interrupt-controller/arm-gic.h> + #include <dt-bindings/clock/stih407-clks.h> + i2c@fed40000 { + compatible = "st,comms-ssc4-i2c"; + reg = <0xfed40000 0x110>; + interrupts = <GIC_SPI 187 IRQ_TYPE_LEVEL_HIGH>; + clocks = <&clk_s_a0_ls CLK_ICN_REG>; + clock-names = "ssc"; + clock-frequency = <400000>; + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_i2c0_default>; + st,i2c-min-scl-pulse-width-us = <0>; + st,i2c-min-sda-pulse-width-us = <5>; + }; |