The document was migrated to YAML format and renamed cdns,i2c-r1p10.yaml Signed-off-by: Nobuhiro Iwamatsu <iwamatsu@xxxxxxxxxxx> --- .../bindings/i2c/cdns,i2c-r1p10.yaml | 58 +++++++++++++++++++ .../devicetree/bindings/i2c/i2c-cadence.txt | 28 --------- MAINTAINERS | 2 +- 3 files changed, 59 insertions(+), 29 deletions(-) create mode 100644 Documentation/devicetree/bindings/i2c/cdns,i2c-r1p10.yaml delete mode 100644 Documentation/devicetree/bindings/i2c/i2c-cadence.txt diff --git a/Documentation/devicetree/bindings/i2c/cdns,i2c-r1p10.yaml b/Documentation/devicetree/bindings/i2c/cdns,i2c-r1p10.yaml new file mode 100644 index 0000000000000..dc0952f3780fe --- /dev/null +++ b/Documentation/devicetree/bindings/i2c/cdns,i2c-r1p10.yaml @@ -0,0 +1,58 @@ +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause) +%YAML 1.2 +--- +$id: "http://devicetree.org/schemas/i2c/cdns,i2c-r1p10.yaml#"; +$schema: "http://devicetree.org/meta-schemas/core.yaml#"; + +title: Cadence I2C controller Device Tree Bindings + +maintainers: + - Michal Simek <michal.simek@xxxxxxxxxx> + +allOf: + - $ref: /schemas/i2c/i2c-controller.yaml# + +properties: + compatible: + enum: + - cdns,i2c-r1p10 # cadence i2c controller version 1.0 + - cdns,i2c-r1p14 # cadence i2c controller version 1.4 + + reg: + maxItems: 1 + + clocks: + minItems: 1 + + interrupts: + maxItems: 1 + + clock-frequency: + minimum: 1 + maximum: 400000 + description: | + Desired operating frequency, in Hz, of the bus. + + clock-name: + const: pclk + description: | + Input clock name. + +required: + - compatible + - reg + - clocks + - interrupts + +examples: + - | + #include <dt-bindings/interrupt-controller/arm-gic.h> + i2c@e0004000 { + compatible = "cdns,i2c-r1p10"; + clocks = <&clkc 38>; + interrupts = <GIC_SPI 25 IRQ_TYPE_LEVEL_HIGH>; + reg = <0xe0004000 0x1000>; + clock-frequency = <400000>; + #address-cells = <1>; + #size-cells = <0>; + }; diff --git a/Documentation/devicetree/bindings/i2c/i2c-cadence.txt b/Documentation/devicetree/bindings/i2c/i2c-cadence.txt deleted file mode 100644 index ebaa90c58c8e7..0000000000000 --- a/Documentation/devicetree/bindings/i2c/i2c-cadence.txt +++ /dev/null @@ -1,28 +0,0 @@ -Binding for the Cadence I2C controller - -Required properties: - - reg: Physical base address and size of the controller's register area. - - compatible: Should contain one of: - * "cdns,i2c-r1p10" - Note: Use this when cadence i2c controller version 1.0 is used. - * "cdns,i2c-r1p14" - Note: Use this when cadence i2c controller version 1.4 is used. - - clocks: Input clock specifier. Refer to common clock bindings. - - interrupts: Interrupt specifier. Refer to interrupt bindings. - - #address-cells: Should be 1. - - #size-cells: Should be 0. - -Optional properties: - - clock-frequency: Desired operating frequency, in Hz, of the bus. - - clock-names: Input clock name, should be 'pclk'. - -Example: - i2c@e0004000 { - compatible = "cdns,i2c-r1p10"; - clocks = <&clkc 38>; - interrupts = <GIC_SPI 25 IRQ_TYPE_LEVEL_HIGH>; - reg = <0xe0004000 0x1000>; - clock-frequency = <400000>; - #address-cells = <1>; - #size-cells = <0>; - }; diff --git a/MAINTAINERS b/MAINTAINERS index 38fe2f3f7b6f2..1fb95a12eda48 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -2672,7 +2672,7 @@ F: drivers/cpuidle/cpuidle-zynq.c F: drivers/block/xsysace.c N: zynq N: xilinx -F: Documentation/devicetree/bindings/i2c/i2c-cadence.txt +F: Documentation/devicetree/bindings/i2c/cdns,i2c-r1p10.yaml F: Documentation/devicetree/bindings/i2c/i2c-xiic.txt F: drivers/clocksource/timer-cadence-ttc.c F: drivers/i2c/busses/i2c-cadence.c -- 2.26.0
