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| 1 | +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) |
| 2 | +%YAML 1.2 |
| 3 | +--- |
| 4 | +$id: http://devicetree.org/schemas/sound/mediatek,mt8196-afe.yaml# |
| 5 | +$schema: http://devicetree.org/meta-schemas/core.yaml# |
| 6 | + |
| 7 | +title: MediaTek Audio Front End PCM controller for MT8196 |
| 8 | + |
| 9 | +maintainers: |
| 10 | + - Darren Ye <darren.ye@mediatek.com> |
| 11 | + |
| 12 | +properties: |
| 13 | + compatible: |
| 14 | + const: mediatek,mt8196-afe |
| 15 | + |
| 16 | + reg: |
| 17 | + maxItems: 1 |
| 18 | + |
| 19 | + interrupts: |
| 20 | + maxItems: 1 |
| 21 | + |
| 22 | + memory-region: |
| 23 | + maxItems: 1 |
| 24 | + |
| 25 | + power-domains: |
| 26 | + maxItems: 1 |
| 27 | + |
| 28 | + clocks: |
| 29 | + items: |
| 30 | + - description: mux for audio intbus |
| 31 | + - description: mux for audio engen1 |
| 32 | + - description: mux for audio engen2 |
| 33 | + - description: mux for audio h |
| 34 | + - description: audio apll1 clock |
| 35 | + - description: audio apll2 clock |
| 36 | + - description: audio apll12 divide for i2sin0 |
| 37 | + - description: audio apll12 divide for i2sin1 |
| 38 | + - description: audio apll12 divide for fmi2s |
| 39 | + - description: audio apll12 divide for tdmout mck |
| 40 | + - description: audio apll12 divide for tdmout bck |
| 41 | + - description: mux for adsp clock |
| 42 | + |
| 43 | + clock-names: |
| 44 | + items: |
| 45 | + - const: top_aud_intbus |
| 46 | + - const: top_aud_eng1 |
| 47 | + - const: top_aud_eng2 |
| 48 | + - const: top_aud_h |
| 49 | + - const: apll1 |
| 50 | + - const: apll2 |
| 51 | + - const: apll12_div_i2sin0 |
| 52 | + - const: apll12_div_i2sin1 |
| 53 | + - const: apll12_div_fmi2s |
| 54 | + - const: apll12_div_tdmout_m |
| 55 | + - const: apll12_div_tdmout_b |
| 56 | + - const: top_adsp |
| 57 | + |
| 58 | +required: |
| 59 | + - compatible |
| 60 | + - reg |
| 61 | + - interrupts |
| 62 | + - memory-region |
| 63 | + - power-domains |
| 64 | + - clocks |
| 65 | + - clock-names |
| 66 | + |
| 67 | +additionalProperties: false |
| 68 | + |
| 69 | +examples: |
| 70 | + - | |
| 71 | + #include <dt-bindings/interrupt-controller/arm-gic.h> |
| 72 | + #include <dt-bindings/interrupt-controller/irq.h> |
| 73 | +
|
| 74 | + soc { |
| 75 | + #address-cells = <2>; |
| 76 | + #size-cells = <2>; |
| 77 | +
|
| 78 | + afe@1a110000 { |
| 79 | + compatible = "mediatek,mt8196-afe"; |
| 80 | + reg = <0 0x1a110000 0 0x9000>; |
| 81 | + interrupts = <GIC_SPI 351 IRQ_TYPE_LEVEL_HIGH 0>; |
| 82 | + memory-region = <&afe_dma_mem_reserved>; |
| 83 | + power-domains = <&scpsys 14>; //MT8196_POWER_DOMAIN_AUDIO |
| 84 | + pinctrl-names = "default"; |
| 85 | + pinctrl-0 = <&aud_pins_default>; |
| 86 | + clocks = <&vlp_cksys_clk 40>, //CLK_VLP_CK_AUD_INTBUS_SEL |
| 87 | + <&vlp_cksys_clk 38>, //CLK_VLP_CK_AUD_ENGEN1_SEL |
| 88 | + <&vlp_cksys_clk 39>, //CLK_VLP_CK_AUD_ENGEN2_SEL |
| 89 | + <&vlp_cksys_clk 37>, //CLK_VLP_CK_AUDIO_H_SEL |
| 90 | + <&vlp_cksys_clk 0>, //CLK_VLP_CK_VLP_APLL1 |
| 91 | + <&vlp_cksys_clk 1>, //CLK_VLP_CK_VLP_APLL2 |
| 92 | + <&cksys_clk 80>, //CLK_CK_APLL12_CK_DIV_I2SIN0 |
| 93 | + <&cksys_clk 81>, //CLK_CK_APLL12_CK_DIV_I2SIN1 |
| 94 | + <&cksys_clk 92>, //CLK_CK_APLL12_CK_DIV_FMI2S |
| 95 | + <&cksys_clk 93>, //CLK_CK_APLL12_CK_DIV_TDMOUT_M |
| 96 | + <&cksys_clk 94>, //CLK_CK_APLL12_CK_DIV_TDMOUT_B |
| 97 | + <&cksys_clk 45>; //CLK_CK_ADSP_SEL |
| 98 | + clock-names = "top_aud_intbus", |
| 99 | + "top_aud_eng1", |
| 100 | + "top_aud_eng2", |
| 101 | + "top_aud_h", |
| 102 | + "apll1", |
| 103 | + "apll2", |
| 104 | + "apll12_div_i2sin0", |
| 105 | + "apll12_div_i2sin1", |
| 106 | + "apll12_div_fmi2s", |
| 107 | + "apll12_div_tdmout_m", |
| 108 | + "apll12_div_tdmout_b", |
| 109 | + "top_adsp"; |
| 110 | + }; |
| 111 | + }; |
| 112 | +
|
| 113 | +... |
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