| Kuninori Morimoto | 90e8e50 | 2014-03-17 19:29:55 -0700 | [diff] [blame] | 1 | Renesas R-Car sound |
| 2 | |
| 3 | Required properties: |
| 4 | - compatible : "renesas,rcar_sound-gen1" if generation1 |
| 5 | "renesas,rcar_sound-gen2" if generation2 |
| 6 | - reg : Should contain the register physical address. |
| 7 | required register is |
| 8 | SRU/ADG/SSI if generation1 |
| 9 | SRU/ADG/SSIU/SSI if generation2 |
| Kuninori Morimoto | 8bab0dd | 2014-03-23 20:29:15 -0700 | [diff] [blame] | 10 | - rcar_sound,ssi : Should contain SSI feature. |
| 11 | The number of SSI subnode should be same as HW. |
| 12 | see below for detail. |
| 13 | - rcar_sound,src : Should contain SRC feature. |
| 14 | The number of SRC subnode should be same as HW. |
| 15 | see below for detail. |
| 16 | - rcar_sound,dai : DAI contents. |
| 17 | The number of DAI subnode should be same as HW. |
| 18 | see below for detail. |
| Kuninori Morimoto | 90e8e50 | 2014-03-17 19:29:55 -0700 | [diff] [blame] | 19 | |
| 20 | SSI subnode properties: |
| 21 | - interrupts : Should contain SSI interrupt for PIO transfer |
| 22 | - shared-pin : if shared clock pin |
| Kuninori Morimoto | 199e7688 | 2014-05-22 23:25:49 -0700 | [diff] [blame^] | 23 | - pio-transfer : use PIO transfer mode |
| Kuninori Morimoto | 90e8e50 | 2014-03-17 19:29:55 -0700 | [diff] [blame] | 24 | |
| Kuninori Morimoto | 8bab0dd | 2014-03-23 20:29:15 -0700 | [diff] [blame] | 25 | SRC subnode properties: |
| 26 | no properties at this point |
| 27 | |
| Kuninori Morimoto | 90e8e50 | 2014-03-17 19:29:55 -0700 | [diff] [blame] | 28 | DAI subnode properties: |
| 29 | - playback : list of playback modules |
| 30 | - capture : list of capture modules |
| 31 | |
| 32 | Example: |
| 33 | |
| 34 | rcar_sound: rcar_sound@0xffd90000 { |
| 35 | #sound-dai-cells = <1>; |
| 36 | compatible = "renesas,rcar_sound-gen2"; |
| 37 | reg = <0 0xec500000 0 0x1000>, /* SCU */ |
| 38 | <0 0xec5a0000 0 0x100>, /* ADG */ |
| 39 | <0 0xec540000 0 0x1000>, /* SSIU */ |
| 40 | <0 0xec541000 0 0x1280>; /* SSI */ |
| 41 | |
| 42 | rcar_sound,src { |
| 43 | src0: src@0 { }; |
| 44 | src1: src@1 { }; |
| 45 | src2: src@2 { }; |
| 46 | src3: src@3 { }; |
| 47 | src4: src@4 { }; |
| 48 | src5: src@5 { }; |
| 49 | src6: src@6 { }; |
| 50 | src7: src@7 { }; |
| 51 | src8: src@8 { }; |
| 52 | src9: src@9 { }; |
| 53 | }; |
| 54 | |
| 55 | rcar_sound,ssi { |
| 56 | ssi0: ssi@0 { |
| 57 | interrupts = <0 370 IRQ_TYPE_LEVEL_HIGH>; |
| 58 | }; |
| 59 | ssi1: ssi@1 { |
| 60 | interrupts = <0 371 IRQ_TYPE_LEVEL_HIGH>; |
| 61 | }; |
| 62 | ssi2: ssi@2 { |
| 63 | interrupts = <0 372 IRQ_TYPE_LEVEL_HIGH>; |
| 64 | }; |
| 65 | ssi3: ssi@3 { |
| 66 | interrupts = <0 373 IRQ_TYPE_LEVEL_HIGH>; |
| 67 | }; |
| 68 | ssi4: ssi@4 { |
| 69 | interrupts = <0 374 IRQ_TYPE_LEVEL_HIGH>; |
| 70 | }; |
| 71 | ssi5: ssi@5 { |
| 72 | interrupts = <0 375 IRQ_TYPE_LEVEL_HIGH>; |
| 73 | }; |
| 74 | ssi6: ssi@6 { |
| 75 | interrupts = <0 376 IRQ_TYPE_LEVEL_HIGH>; |
| 76 | }; |
| 77 | ssi7: ssi@7 { |
| 78 | interrupts = <0 377 IRQ_TYPE_LEVEL_HIGH>; |
| 79 | }; |
| 80 | ssi8: ssi@8 { |
| 81 | interrupts = <0 378 IRQ_TYPE_LEVEL_HIGH>; |
| 82 | }; |
| 83 | ssi9: ssi@9 { |
| 84 | interrupts = <0 379 IRQ_TYPE_LEVEL_HIGH>; |
| 85 | }; |
| 86 | }; |
| 87 | |
| 88 | rcar_sound,dai { |
| 89 | dai0 { |
| 90 | playback = <&ssi5 &src5>; |
| 91 | capture = <&ssi6>; |
| 92 | }; |
| 93 | dai1 { |
| 94 | playback = <&ssi3>; |
| 95 | }; |
| 96 | dai2 { |
| 97 | capture = <&ssi4>; |
| 98 | }; |
| 99 | dai3 { |
| 100 | playback = <&ssi7>; |
| 101 | }; |
| 102 | dai4 { |
| 103 | capture = <&ssi8>; |
| 104 | }; |
| 105 | }; |
| 106 | }; |