Documentation/devicetree/bindings/sound/mediatek,mt7986-afe.yaml

   1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
   2 %YAML 1.2
   3 ---
   4 $id: http://devicetree.org/schemas/sound/mediatek,mt7986-afe.yaml#
   5 $schema: http://devicetree.org/meta-schemas/core.yaml#
   6
   7 title: MediaTek AFE PCM controller for MT7986
   8
   9 maintainers:
  10   - Maso Huang <maso.huang@mediatek.com>
  11
  12 properties:
  13   compatible:
  14     oneOf:
  15       - const: mediatek,mt7986-afe
  16       - items:
  17           - enum:
  18               - mediatek,mt7981-afe
  19               - mediatek,mt7988-afe
  20           - const: mediatek,mt7986-afe
  21
  22   reg:
  23     maxItems: 1
  24
  25   interrupts:
  26     maxItems: 1
  27
  28   clocks:
  29     minItems: 5
  30     items:
  31       - description: audio bus clock
  32       - description: audio 26M clock
  33       - description: audio intbus clock
  34       - description: audio hopping clock
  35       - description: audio pll clock
  36       - description: mux for pcm_mck
  37       - description: audio i2s/pcm mck
  38
  39   clock-names:
  40     minItems: 5
  41     items:
  42       - const: bus_ck
  43       - const: 26m_ck
  44       - const: l_ck
  45       - const: aud_ck
  46       - const: eg2_ck
  47       - const: sel
  48       - const: i2s_m
  49
  50 required:
  51   - compatible
  52   - reg
  53   - interrupts
  54   - clocks
  55   - clock-names
  56
  57 allOf:
  58   - if:
  59       properties:
  60         compatible:
  61           contains:
  62             const: mediatek,mt7986-afe
  63     then:
  64       properties:
  65         clocks:
  66           items:
  67             - description: audio bus clock
  68             - description: audio 26M clock
  69             - description: audio intbus clock
  70             - description: audio hopping clock
  71             - description: audio pll clock
  72         clock-names:
  73           items:
  74             - const: bus_ck
  75             - const: 26m_ck
  76             - const: l_ck
  77             - const: aud_ck
  78             - const: eg2_ck
  79
  80   - if:
  81       properties:
  82         compatible:
  83           contains:
  84             const: mediatek,mt7981-afe
  85     then:
  86       properties:
  87         clocks:
  88           items:
  89             - description: audio bus clock
  90             - description: audio 26M clock
  91             - description: audio intbus clock
  92             - description: audio hopping clock
  93             - description: audio pll clock
  94             - description: mux for pcm_mck
  95         clock-names:
  96           items:
  97             - const: bus_ck
  98             - const: 26m_ck
  99             - const: l_ck
 100             - const: aud_ck
 101             - const: eg2_ck
 102             - const: sel
 103
 104   - if:
 105       properties:
 106         compatible:
 107           contains:
 108             const: mediatek,mt7988-afe
 109     then:
 110       properties:
 111         clocks:
 112           items:
 113             - description: audio bus clock
 114             - description: audio 26M clock
 115             - description: audio intbus clock
 116             - description: audio hopping clock
 117             - description: audio pll clock
 118             - description: mux for pcm_mck
 119             - description: audio i2s/pcm mck
 120         clock-names:
 121           items:
 122             - const: bus_ck
 123             - const: 26m_ck
 124             - const: l_ck
 125             - const: aud_ck
 126             - const: eg2_ck
 127             - const: sel
 128             - const: i2s_m
 129
 130 additionalProperties: false
 131
 132 examples:
 133   - |
 134     #include <dt-bindings/interrupt-controller/arm-gic.h>
 135     #include <dt-bindings/interrupt-controller/irq.h>
 136     #include <dt-bindings/clock/mt7986-clk.h>
 137
 138     afe@11210000 {
 139         compatible = "mediatek,mt7986-afe";
 140         reg = <0x11210000 0x9000>;
 141         interrupts = <GIC_SPI 106 IRQ_TYPE_LEVEL_HIGH>;
 142         clocks = <&infracfg_ao CLK_INFRA_AUD_BUS_CK>,
 143                  <&infracfg_ao CLK_INFRA_AUD_26M_CK>,
 144                  <&infracfg_ao CLK_INFRA_AUD_L_CK>,
 145                  <&infracfg_ao CLK_INFRA_AUD_AUD_CK>,
 146                  <&infracfg_ao CLK_INFRA_AUD_EG2_CK>;
 147         clock-names = "bus_ck",
 148                       "26m_ck",
 149                       "l_ck",
 150                       "aud_ck",
 151                       "eg2_ck";
 152         assigned-clocks = <&topckgen CLK_TOP_A1SYS_SEL>,
 153                           <&topckgen CLK_TOP_AUD_L_SEL>,
 154                           <&topckgen CLK_TOP_A_TUNER_SEL>;
 155         assigned-clock-parents = <&topckgen CLK_TOP_APLL2_D4>,
 156                                  <&apmixedsys CLK_APMIXED_APLL2>,
 157                                  <&topckgen CLK_TOP_APLL2_D4>;
 158     };
 159
 160 ...