Convert the DT binding documentation for the Amlogic axg sound card to schema.
Signed-off-by: Jerome Brunet jbrunet@baylibre.com --- .../bindings/sound/amlogic,axg-sound-card.txt | 124 ------------ .../sound/amlogic,axg-sound-card.yaml | 182 ++++++++++++++++++ 2 files changed, 182 insertions(+), 124 deletions(-) delete mode 100644 Documentation/devicetree/bindings/sound/amlogic,axg-sound-card.txt create mode 100644 Documentation/devicetree/bindings/sound/amlogic,axg-sound-card.yaml
diff --git a/Documentation/devicetree/bindings/sound/amlogic,axg-sound-card.txt b/Documentation/devicetree/bindings/sound/amlogic,axg-sound-card.txt deleted file mode 100644 index 80b411296480..000000000000 --- a/Documentation/devicetree/bindings/sound/amlogic,axg-sound-card.txt +++ /dev/null @@ -1,124 +0,0 @@ -Amlogic AXG sound card: - -Required properties: - -- compatible: "amlogic,axg-sound-card" -- model : User specified audio sound card name, one string - -Optional properties: - -- audio-aux-devs : List of phandles pointing to auxiliary devices -- audio-widgets : Please refer to widgets.txt. -- audio-routing : A list of the connections between audio components. - -Subnodes: - -- dai-link: Container for dai-link level properties and the CODEC - sub-nodes. There should be at least one (and probably more) - subnode of this type. - -Required dai-link properties: - -- sound-dai: phandle and port of the CPU DAI. - -Required TDM Backend dai-link properties: -- dai-format : CPU/CODEC common audio format - -Optional TDM Backend dai-link properties: -- dai-tdm-slot-rx-mask-{0,1,2,3}: Receive direction slot masks -- dai-tdm-slot-tx-mask-{0,1,2,3}: Transmit direction slot masks - When omitted, mask is assumed to have to no - slots. A valid must have at one slot, so at - least one these mask should be provided with - an enabled slot. -- dai-tdm-slot-num : Please refer to tdm-slot.txt. - If omitted, slot number is set to accommodate the largest - mask provided. -- dai-tdm-slot-width : Please refer to tdm-slot.txt. default to 32 if omitted. -- mclk-fs : Multiplication factor between stream rate and mclk - -Backend dai-link subnodes: - -- codec: dai-link representing backend links should have at least one subnode. - One subnode for each codec of the dai-link. - dai-link representing frontend links have no codec, therefore have no - subnodes - -Required codec subnodes properties: - -- sound-dai: phandle and port of the CODEC DAI. - -Optional codec subnodes properties: - -- dai-tdm-slot-tx-mask : Please refer to tdm-slot.txt. -- dai-tdm-slot-rx-mask : Please refer to tdm-slot.txt. - -Example: - -sound { - compatible = "amlogic,axg-sound-card"; - model = "AXG-S420"; - audio-aux-devs = <&tdmin_a>, <&tdmout_c>; - audio-widgets = "Line", "Lineout", - "Line", "Linein", - "Speaker", "Speaker1 Left", - "Speaker", "Speaker1 Right"; - "Speaker", "Speaker2 Left", - "Speaker", "Speaker2 Right"; - audio-routing = "TDMOUT_C IN 0", "FRDDR_A OUT 2", - "SPDIFOUT IN 0", "FRDDR_A OUT 3", - "TDM_C Playback", "TDMOUT_C OUT", - "TDMIN_A IN 2", "TDM_C Capture", - "TDMIN_A IN 5", "TDM_C Loopback", - "TODDR_A IN 0", "TDMIN_A OUT", - "Lineout", "Lineout AOUTL", - "Lineout", "Lineout AOUTR", - "Speaker1 Left", "SPK1 OUT_A", - "Speaker2 Left", "SPK2 OUT_A", - "Speaker1 Right", "SPK1 OUT_B", - "Speaker2 Right", "SPK2 OUT_B", - "Linein AINL", "Linein", - "Linein AINR", "Linein"; - - dai-link@0 { - sound-dai = <&frddr_a>; - }; - - dai-link@1 { - sound-dai = <&toddr_a>; - }; - - dai-link@2 { - sound-dai = <&tdmif_c>; - dai-format = "i2s"; - dai-tdm-slot-tx-mask-2 = <1 1>; - dai-tdm-slot-tx-mask-3 = <1 1>; - dai-tdm-slot-rx-mask-1 = <1 1>; - mclk-fs = <256>; - - codec@0 { - sound-dai = <&lineout>; - }; - - codec@1 { - sound-dai = <&speaker_amp1>; - }; - - codec@2 { - sound-dai = <&speaker_amp2>; - }; - - codec@3 { - sound-dai = <&linein>; - }; - - }; - - dai-link@3 { - sound-dai = <&spdifout>; - - codec { - sound-dai = <&spdif_dit>; - }; - }; -}; diff --git a/Documentation/devicetree/bindings/sound/amlogic,axg-sound-card.yaml b/Documentation/devicetree/bindings/sound/amlogic,axg-sound-card.yaml new file mode 100644 index 000000000000..185cd9fbeda1 --- /dev/null +++ b/Documentation/devicetree/bindings/sound/amlogic,axg-sound-card.yaml @@ -0,0 +1,182 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/sound/amlogic,axg-sound-card.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Amlogic AXG sound card + +maintainers: + - Jerome Brunet jbrunet@baylibre.com + +properties: + compatible: + items: + - const: amlogic,axg-sound-card + + audio-aux-devs: + $ref: /schemas/types.yaml#/definitions/phandle-array + description: list of auxiliary devices + + audio-routing: + $ref: /schemas/types.yaml#/definitions/non-unique-string-array + description: |- + A list of the connections between audio components. Each entry is a + pair of strings, the first being the connection's sink, the second + being the connection's source. + + audio-widgets: + $ref: /schemas/types.yaml#/definitions/non-unique-string-array + description: |- + A list off component DAPM widget. Each entry is a pair of strings, + the first being the widget type, the second being the widget name + + model: + $ref: /schemas/types.yaml#/definitions/string + description: User specified audio sound card name + +patternProperties: + "^dai-link-[0-9]+$": + type: object + additionalProperties: false + description: |- + dai-link child nodes: + Container for dai-link level properties and the CODEC sub-nodes. + There should be at least one (and probably more) subnode of this type + + properties: + dai-format: + $ref: /schemas/types.yaml#/definitions/string + enum: [ i2s, left-j, dsp_a ] + + dai-tdm-slot-num: + $ref: /schemas/types.yaml#/definitions/uint32 + description: | + Number of slots in use. If omitted, slot number is set to + accommodate the largest mask provided. + maximum: 32 + + dai-tdm-slot-width: + $ref: /schemas/types.yaml#/definitions/uint32 + description: Width in bits for each slot + enum: [ 8, 16, 20, 24, 32 ] + default: 32 + + mclk-fs: + $ref: /schemas/types.yaml#/definitions/uint32 + description: |- + Multiplication factor between the frame rate and master clock + rate + + sound-dai: + $ref: /schemas/types.yaml#/definitions/phandle-array + description: phandle of the CPU DAI + + patternProperties: + "^dai-tdm-slot-(t|r)x-mask-[0-3]$": + $ref: /schemas/types.yaml#/definitions/uint32-array + description: |- + Transmit and receive cpu slot masks of each TDM lane + When omitted, mask is assumed to have to no slots. A valid + interface must have at least one slot, so at least one these + mask should be provided with an enabled slot. + + "^codec(-[0-9]+)?$": + type: object + additionalProperties: false + description: |- + dai-link representing backend links should have at least one subnode. + One subnode for each codec of the dai-link. dai-link representing + frontend links have no codec, therefore have no subnodes + + properties: + sound-dai: + $ref: /schemas/types.yaml#/definitions/phandle-array + description: phandle of the codec DAI + + patternProperties: + "^dai-tdm-slot-(t|r)x-mask$": + $ref: /schemas/types.yaml#/definitions/uint32-array + description: Transmit and receive codec slot masks + + required: + - sound-dai + + required: + - sound-dai + +required: + - model + - dai-link-0 + +unevaluatedProperties: false + +examples: + - | + sound { + compatible = "amlogic,axg-sound-card"; + model = "AXG-S420"; + audio-aux-devs = <&tdmin_a>, <&tdmout_c>; + audio-widgets = "Line", "Lineout", + "Line", "Linein", + "Speaker", "Speaker1 Left", + "Speaker", "Speaker1 Right", + "Speaker", "Speaker2 Left", + "Speaker", "Speaker2 Right"; + audio-routing = "TDMOUT_C IN 0", "FRDDR_A OUT 2", + "SPDIFOUT IN 0", "FRDDR_A OUT 3", + "TDM_C Playback", "TDMOUT_C OUT", + "TDMIN_A IN 2", "TDM_C Capture", + "TDMIN_A IN 5", "TDM_C Loopback", + "TODDR_A IN 0", "TDMIN_A OUT", + "Lineout", "Lineout AOUTL", + "Lineout", "Lineout AOUTR", + "Speaker1 Left", "SPK1 OUT_A", + "Speaker2 Left", "SPK2 OUT_A", + "Speaker1 Right", "SPK1 OUT_B", + "Speaker2 Right", "SPK2 OUT_B", + "Linein AINL", "Linein", + "Linein AINR", "Linein"; + + dai-link-0 { + sound-dai = <&frddr_a>; + }; + + dai-link-1 { + sound-dai = <&toddr_a>; + }; + + dai-link-2 { + sound-dai = <&tdmif_c>; + dai-format = "i2s"; + dai-tdm-slot-tx-mask-2 = <1 1>; + dai-tdm-slot-tx-mask-3 = <1 1>; + dai-tdm-slot-rx-mask-1 = <1 1>; + mclk-fs = <256>; + + codec-0 { + sound-dai = <&lineout>; + }; + + codec-1 { + sound-dai = <&speaker_amp1>; + }; + + codec-2 { + sound-dai = <&speaker_amp2>; + }; + + codec-3 { + sound-dai = <&linein>; + }; + }; + + dai-link-3 { + sound-dai = <&spdifout>; + + codec { + sound-dai = <&spdif_dit>; + }; + }; + }; +