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Diffstat (limited to 'Documentation/devicetree/bindings/sound/amlogic,axg-sound-card.txt')
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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>; - }; - }; -}; |