Convert the Atmel flexcom device tree bindings to json schema. Signed-off-by: Kavyasree Kotagiri <kavyasree.kotagiri@xxxxxxxxxxxxx> --- .../bindings/mfd/atmel,flexcom.yaml | 68 +++++++++++++++++++ .../devicetree/bindings/mfd/atmel-flexcom.txt | 63 ----------------- 2 files changed, 68 insertions(+), 63 deletions(-) create mode 100644 Documentation/devicetree/bindings/mfd/atmel,flexcom.yaml delete mode 100644 Documentation/devicetree/bindings/mfd/atmel-flexcom.txt diff --git a/Documentation/devicetree/bindings/mfd/atmel,flexcom.yaml b/Documentation/devicetree/bindings/mfd/atmel,flexcom.yaml new file mode 100644 index 000000000000..62dea9b891d8 --- /dev/null +++ b/Documentation/devicetree/bindings/mfd/atmel,flexcom.yaml @@ -0,0 +1,68 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/mfd/atmel,flexcom.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Device tree bindings for Atmel Flexcom (Flexible Serial Communication Unit) + +maintainers: + - Rob Herring <robh+dt@xxxxxxxxxx> + +description: | + The Atmel Flexcom is just a wrapper which embeds a SPI controller, + an I2C controller and an USART. Only one function can be used at a + time and is chosen at boot time according to the device tree. + +properties: + compatible: + enum: + - atmel,sama5d2-flexcom + + reg: + minItems: 1 + items: + - description: Flexcom registers + + clocks: + maxItems: 1 + + "#address-cells": true + + "#size-cells": true + + ranges: + description: + One range for the full I/O register region. (including USART, + TWI and SPI registers). + items: + minItems: 3 + maxItems: 3 + + atmel,flexcom-mode: + description: + One of the values. UART, I2C, SPI. + $ref: /schemas/types.yaml#/definitions/uint32 + enum: [0, 1, 2] + +required: + - compatible + - reg + - clocks + - "#address-cells" + - "#size-cells" + +additionalProperties: false + +examples: + - | + flx0: flexcom@f8034000 { + compatible = "atmel,sama5d2-flexcom"; + reg = <0xf8034000 0x200>; + clocks = <&flx0_clk>; + #address-cells = <1>; + #size-cells = <1>; + ranges = <0x0 0xf8034000 0x800>; + atmel,flexcom-mode = <2>; + }; +... diff --git a/Documentation/devicetree/bindings/mfd/atmel-flexcom.txt b/Documentation/devicetree/bindings/mfd/atmel-flexcom.txt deleted file mode 100644 index 692300117c64..000000000000 --- a/Documentation/devicetree/bindings/mfd/atmel-flexcom.txt +++ /dev/null @@ -1,63 +0,0 @@ -* Device tree bindings for Atmel Flexcom (Flexible Serial Communication Unit) - -The Atmel Flexcom is just a wrapper which embeds a SPI controller, an I2C -controller and an USART. Only one function can be used at a time and is chosen -at boot time according to the device tree. - -Required properties: -- compatible: Should be "atmel,sama5d2-flexcom" -- reg: Should be the offset/length value for Flexcom dedicated - I/O registers (without USART, TWI or SPI registers). -- clocks: Should be the Flexcom peripheral clock from PMC. -- #address-cells: Should be <1> -- #size-cells: Should be <1> -- ranges: Should be one range for the full I/O register region - (including USART, TWI and SPI registers). -- atmel,flexcom-mode: Should be one of the following values: - - <1> for USART - - <2> for SPI - - <3> for I2C - -Required child: -A single available child device of type matching the "atmel,flexcom-mode" -property. - -The phandle provided by the clocks property of the child is the same as one for -the Flexcom parent. - -For other properties, please refer to the documentations of the respective -device: -- ../serial/atmel-usart.txt -- ../spi/spi_atmel.txt -- ../i2c/i2c-at91.txt - -Example: - -flexcom@f8034000 { - compatible = "atmel,sama5d2-flexcom"; - reg = <0xf8034000 0x200>; - clocks = <&flx0_clk>; - #address-cells = <1>; - #size-cells = <1>; - ranges = <0x0 0xf8034000 0x800>; - atmel,flexcom-mode = <2>; - - spi@400 { - compatible = "atmel,at91rm9200-spi"; - reg = <0x400 0x200>; - interrupts = <19 IRQ_TYPE_LEVEL_HIGH 7>; - pinctrl-names = "default"; - pinctrl-0 = <&pinctrl_flx0_default>; - #address-cells = <1>; - #size-cells = <0>; - clocks = <&flx0_clk>; - clock-names = "spi_clk"; - atmel,fifo-size = <32>; - - mtd_dataflash@0 { - compatible = "atmel,at25f512b"; - reg = <0>; - spi-max-frequency = <20000000>; - }; - }; -}; -- 2.17.1
