Convert the DT binding documentation for the Amlogic axg PDM device to schema. Signed-off-by: Jerome Brunet <jbrunet@xxxxxxxxxxxx> --- .../bindings/sound/amlogic,axg-pdm.txt | 29 ------- .../bindings/sound/amlogic,axg-pdm.yaml | 86 +++++++++++++++++++ 2 files changed, 86 insertions(+), 29 deletions(-) delete mode 100644 Documentation/devicetree/bindings/sound/amlogic,axg-pdm.txt create mode 100644 Documentation/devicetree/bindings/sound/amlogic,axg-pdm.yaml diff --git a/Documentation/devicetree/bindings/sound/amlogic,axg-pdm.txt b/Documentation/devicetree/bindings/sound/amlogic,axg-pdm.txt deleted file mode 100644 index 716878107a24..000000000000 --- a/Documentation/devicetree/bindings/sound/amlogic,axg-pdm.txt +++ /dev/null @@ -1,29 +0,0 @@ -* Amlogic Audio PDM input - -Required properties: -- compatible: 'amlogic,axg-pdm' or - 'amlogic,g12a-pdm' or - 'amlogic,sm1-pdm' -- reg: physical base address of the controller and length of memory - mapped region. -- clocks: list of clock phandle, one for each entry clock-names. -- clock-names: should contain the following: - * "pclk" : peripheral clock. - * "dclk" : pdm digital clock - * "sysclk" : dsp system clock -- #sound-dai-cells: must be 0. - -Optional property: -- resets: phandle to the dedicated reset line of the pdm input. - -Example of PDM on the A113 SoC: - -pdm: audio-controller@ff632000 { - compatible = "amlogic,axg-pdm"; - reg = <0x0 0xff632000 0x0 0x34>; - #sound-dai-cells = <0>; - clocks = <&clkc_audio AUD_CLKID_PDM>, - <&clkc_audio AUD_CLKID_PDM_DCLK>, - <&clkc_audio AUD_CLKID_PDM_SYSCLK>; - clock-names = "pclk", "dclk", "sysclk"; -}; diff --git a/Documentation/devicetree/bindings/sound/amlogic,axg-pdm.yaml b/Documentation/devicetree/bindings/sound/amlogic,axg-pdm.yaml new file mode 100644 index 000000000000..d3da2f8ba7b1 --- /dev/null +++ b/Documentation/devicetree/bindings/sound/amlogic,axg-pdm.yaml @@ -0,0 +1,86 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/sound/amlogic,axg-pdm.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Amlogic Audio AXG PDM input + +maintainers: + - Jerome Brunet <jbrunet@xxxxxxxxxxxx> + +allOf: + - $ref: dai-common.yaml# + +properties: + $nodename: + pattern: "^audio-controller@.*" + + compatible: + oneOf: + - items: + - enum: + - amlogic,g12a-pdm + - amlogic,sm1-pdm + - const: + amlogic,axg-pdm + - items: + - const: + amlogic,axg-pdm + + reg: + maxItems: 1 + + "#sound-dai-cells": + const: 0 + + clocks: + items: + - description: Peripheral clock + - description: PDM digital clock + - description: DSP system clock + + clock-names: + items: + - const: pclk + - const: dclk + - const: sysclk + +required: + - compatible + - reg + - "#sound-dai-cells" + - clocks + - clock-names + +if: + properties: + compatible: + contains: + enum: + - amlogic,g12a-pdm + - amlogic,sm1-pdm +then: + properties: + resets: + items: + - description: Dedicated device reset line + + required: + - resets + +unevaluatedProperties: false + +examples: + - | + #include <dt-bindings/clock/axg-audio-clkc.h> + + pdm: audio-controller@ff632000 { + compatible = "amlogic,axg-pdm"; + reg = <0xff632000 0x34>; + #sound-dai-cells = <0>; + clocks = <&clkc_audio AUD_CLKID_PDM>, + <&clkc_audio AUD_CLKID_PDM_DCLK>, + <&clkc_audio AUD_CLKID_PDM_SYSCLK>; + clock-names = "pclk", "dclk", "sysclk"; + }; -- 2.39.0