ASoC: rsnd: audio_clkout0/1/2/3 are optional properties
[deliverable/linux.git] / Documentation / devicetree / bindings / sound / renesas,rsnd.txt
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1Renesas R-Car sound
2
3Required properties:
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4- compatible : "renesas,rcar_sound-<soctype>", fallbacks
5 "renesas,rcar_sound-gen1" if generation1, and
90e8e50f 6 "renesas,rcar_sound-gen2" if generation2
ac37a45b 7 "renesas,rcar_sound-gen3" if generation3
56ba98ac 8 Examples with soctypes are:
7667f716 9 - "renesas,rcar_sound-r8a7778" (R-Car M1A)
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10 - "renesas,rcar_sound-r8a7790" (R-Car H2)
11 - "renesas,rcar_sound-r8a7791" (R-Car M2-W)
ac37a45b 12 - "renesas,rcar_sound-r8a7795" (R-Car H3)
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13- reg : Should contain the register physical address.
14 required register is
15 SRU/ADG/SSI if generation1
16 SRU/ADG/SSIU/SSI if generation2
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17- rcar_sound,ssi : Should contain SSI feature.
18 The number of SSI subnode should be same as HW.
19 see below for detail.
20- rcar_sound,src : Should contain SRC feature.
21 The number of SRC subnode should be same as HW.
22 see below for detail.
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23- rcar_sound,ctu : Should contain CTU feature.
24 The number of CTU subnode should be same as HW.
25 see below for detail.
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26- rcar_sound,mix : Should contain MIX feature.
27 The number of MIX subnode should be same as HW.
28 see below for detail.
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29- rcar_sound,dvc : Should contain DVC feature.
30 The number of DVC subnode should be same as HW.
31 see below for detail.
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32- rcar_sound,dai : DAI contents.
33 The number of DAI subnode should be same as HW.
34 see below for detail.
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35- #sound-dai-cells : it must be 0 if your system is using single DAI
36 it must be 1 if your system is using multi DAI
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37
38Optional properties:
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39- #clock-cells : it must be 0 if your system has audio_clkout
40 it must be 1 if your system has audio_clkout0/1/2/3
41- clock-frequency : for all audio_clkout0/1/2/3
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42
43SSI subnode properties:
44- interrupts : Should contain SSI interrupt for PIO transfer
45- shared-pin : if shared clock pin
199e7688 46- pio-transfer : use PIO transfer mode
d9288d0b 47- no-busif : BUSIF is not ussed when [mem -> SSI] via DMA case
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48- dma : Should contain Audio DMAC entry
49- dma-names : SSI case "rx" (=playback), "tx" (=capture)
50 SSIU case "rxu" (=playback), "txu" (=capture)
90e8e50f 51
8bab0dd5 52SRC subnode properties:
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53- dma : Should contain Audio DMAC entry
54- dma-names : "rx" (=playback), "tx" (=capture)
55
56DVC subnode properties:
57- dma : Should contain Audio DMAC entry
58- dma-names : "tx" (=playback/capture)
8bab0dd5 59
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60DAI subnode properties:
61- playback : list of playback modules
62- capture : list of capture modules
63
64Example:
65
596f74ec 66rcar_sound: sound@ec500000 {
90e8e50f 67 #sound-dai-cells = <1>;
56ba98ac 68 compatible = "renesas,rcar_sound-r8a7791", "renesas,rcar_sound-gen2";
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69 reg = <0 0xec500000 0 0x1000>, /* SCU */
70 <0 0xec5a0000 0 0x100>, /* ADG */
71 <0 0xec540000 0 0x1000>, /* SSIU */
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72 <0 0xec541000 0 0x1280>, /* SSI */
73 <0 0xec740000 0 0x200>; /* Audio DMAC peri peri*/
74 reg-names = "scu", "adg", "ssiu", "ssi", "audmapp";
90e8e50f 75
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76 clocks = <&mstp10_clks R8A7790_CLK_SSI_ALL>,
77 <&mstp10_clks R8A7790_CLK_SSI9>, <&mstp10_clks R8A7790_CLK_SSI8>,
78 <&mstp10_clks R8A7790_CLK_SSI7>, <&mstp10_clks R8A7790_CLK_SSI6>,
79 <&mstp10_clks R8A7790_CLK_SSI5>, <&mstp10_clks R8A7790_CLK_SSI4>,
80 <&mstp10_clks R8A7790_CLK_SSI3>, <&mstp10_clks R8A7790_CLK_SSI2>,
81 <&mstp10_clks R8A7790_CLK_SSI1>, <&mstp10_clks R8A7790_CLK_SSI0>,
82 <&mstp10_clks R8A7790_CLK_SCU_SRC9>, <&mstp10_clks R8A7790_CLK_SCU_SRC8>,
83 <&mstp10_clks R8A7790_CLK_SCU_SRC7>, <&mstp10_clks R8A7790_CLK_SCU_SRC6>,
84 <&mstp10_clks R8A7790_CLK_SCU_SRC5>, <&mstp10_clks R8A7790_CLK_SCU_SRC4>,
85 <&mstp10_clks R8A7790_CLK_SCU_SRC3>, <&mstp10_clks R8A7790_CLK_SCU_SRC2>,
86 <&mstp10_clks R8A7790_CLK_SCU_SRC1>, <&mstp10_clks R8A7790_CLK_SCU_SRC0>,
87 <&mstp10_clks R8A7790_CLK_SCU_DVC0>, <&mstp10_clks R8A7790_CLK_SCU_DVC1>,
88 <&audio_clk_a>, <&audio_clk_b>, <&audio_clk_c>, <&m2_clk>;
89 clock-names = "ssi-all",
90 "ssi.9", "ssi.8", "ssi.7", "ssi.6", "ssi.5",
91 "ssi.4", "ssi.3", "ssi.2", "ssi.1", "ssi.0",
92 "src.9", "src.8", "src.7", "src.6", "src.5",
93 "src.4", "src.3", "src.2", "src.1", "src.0",
94 "dvc.0", "dvc.1",
95 "clk_a", "clk_b", "clk_c", "clk_i";
96
34cb6123 97 rcar_sound,dvc {
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98 dvc0: dvc@0 {
99 dmas = <&audma0 0xbc>;
100 dma-names = "tx";
101 };
102 dvc1: dvc@1 {
103 dmas = <&audma0 0xbe>;
104 dma-names = "tx";
105 };
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106 };
107
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108 rcar_sound,mix {
109 mix0: mix@0 { };
110 mix1: mix@1 { };
111 };
112
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113 rcar_sound,ctu {
114 ctu00: ctu@0 { };
115 ctu01: ctu@1 { };
116 ctu02: ctu@2 { };
117 ctu03: ctu@3 { };
118 ctu10: ctu@4 { };
119 ctu11: ctu@5 { };
120 ctu12: ctu@6 { };
121 ctu13: ctu@7 { };
122 };
123
90e8e50f 124 rcar_sound,src {
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125 src0: src@0 {
126 interrupts = <0 352 IRQ_TYPE_LEVEL_HIGH>;
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127 dmas = <&audma0 0x85>, <&audma1 0x9a>;
128 dma-names = "rx", "tx";
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129 };
130 src1: src@1 {
131 interrupts = <0 353 IRQ_TYPE_LEVEL_HIGH>;
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132 dmas = <&audma0 0x87>, <&audma1 0x9c>;
133 dma-names = "rx", "tx";
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134 };
135 src2: src@2 {
136 interrupts = <0 354 IRQ_TYPE_LEVEL_HIGH>;
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137 dmas = <&audma0 0x89>, <&audma1 0x9e>;
138 dma-names = "rx", "tx";
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139 };
140 src3: src@3 {
141 interrupts = <0 355 IRQ_TYPE_LEVEL_HIGH>;
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142 dmas = <&audma0 0x8b>, <&audma1 0xa0>;
143 dma-names = "rx", "tx";
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144 };
145 src4: src@4 {
146 interrupts = <0 356 IRQ_TYPE_LEVEL_HIGH>;
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147 dmas = <&audma0 0x8d>, <&audma1 0xb0>;
148 dma-names = "rx", "tx";
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149 };
150 src5: src@5 {
151 interrupts = <0 357 IRQ_TYPE_LEVEL_HIGH>;
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152 dmas = <&audma0 0x8f>, <&audma1 0xb2>;
153 dma-names = "rx", "tx";
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154 };
155 src6: src@6 {
156 interrupts = <0 358 IRQ_TYPE_LEVEL_HIGH>;
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157 dmas = <&audma0 0x91>, <&audma1 0xb4>;
158 dma-names = "rx", "tx";
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159 };
160 src7: src@7 {
161 interrupts = <0 359 IRQ_TYPE_LEVEL_HIGH>;
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162 dmas = <&audma0 0x93>, <&audma1 0xb6>;
163 dma-names = "rx", "tx";
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164 };
165 src8: src@8 {
166 interrupts = <0 360 IRQ_TYPE_LEVEL_HIGH>;
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167 dmas = <&audma0 0x95>, <&audma1 0xb8>;
168 dma-names = "rx", "tx";
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169 };
170 src9: src@9 {
171 interrupts = <0 361 IRQ_TYPE_LEVEL_HIGH>;
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172 dmas = <&audma0 0x97>, <&audma1 0xba>;
173 dma-names = "rx", "tx";
5cf4f686 174 };
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175 };
176
177 rcar_sound,ssi {
178 ssi0: ssi@0 {
179 interrupts = <0 370 IRQ_TYPE_LEVEL_HIGH>;
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180 dmas = <&audma0 0x01>, <&audma1 0x02>, <&audma0 0x15>, <&audma1 0x16>;
181 dma-names = "rx", "tx", "rxu", "txu";
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182 };
183 ssi1: ssi@1 {
184 interrupts = <0 371 IRQ_TYPE_LEVEL_HIGH>;
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185 dmas = <&audma0 0x03>, <&audma1 0x04>, <&audma0 0x49>, <&audma1 0x4a>;
186 dma-names = "rx", "tx", "rxu", "txu";
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187 };
188 ssi2: ssi@2 {
189 interrupts = <0 372 IRQ_TYPE_LEVEL_HIGH>;
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190 dmas = <&audma0 0x05>, <&audma1 0x06>, <&audma0 0x63>, <&audma1 0x64>;
191 dma-names = "rx", "tx", "rxu", "txu";
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192 };
193 ssi3: ssi@3 {
194 interrupts = <0 373 IRQ_TYPE_LEVEL_HIGH>;
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195 dmas = <&audma0 0x07>, <&audma1 0x08>, <&audma0 0x6f>, <&audma1 0x70>;
196 dma-names = "rx", "tx", "rxu", "txu";
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197 };
198 ssi4: ssi@4 {
199 interrupts = <0 374 IRQ_TYPE_LEVEL_HIGH>;
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200 dmas = <&audma0 0x09>, <&audma1 0x0a>, <&audma0 0x71>, <&audma1 0x72>;
201 dma-names = "rx", "tx", "rxu", "txu";
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202 };
203 ssi5: ssi@5 {
204 interrupts = <0 375 IRQ_TYPE_LEVEL_HIGH>;
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205 dmas = <&audma0 0x0b>, <&audma1 0x0c>, <&audma0 0x73>, <&audma1 0x74>;
206 dma-names = "rx", "tx", "rxu", "txu";
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207 };
208 ssi6: ssi@6 {
209 interrupts = <0 376 IRQ_TYPE_LEVEL_HIGH>;
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210 dmas = <&audma0 0x0d>, <&audma1 0x0e>, <&audma0 0x75>, <&audma1 0x76>;
211 dma-names = "rx", "tx", "rxu", "txu";
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212 };
213 ssi7: ssi@7 {
214 interrupts = <0 377 IRQ_TYPE_LEVEL_HIGH>;
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215 dmas = <&audma0 0x0f>, <&audma1 0x10>, <&audma0 0x79>, <&audma1 0x7a>;
216 dma-names = "rx", "tx", "rxu", "txu";
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217 };
218 ssi8: ssi@8 {
219 interrupts = <0 378 IRQ_TYPE_LEVEL_HIGH>;
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220 dmas = <&audma0 0x11>, <&audma1 0x12>, <&audma0 0x7b>, <&audma1 0x7c>;
221 dma-names = "rx", "tx", "rxu", "txu";
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222 };
223 ssi9: ssi@9 {
224 interrupts = <0 379 IRQ_TYPE_LEVEL_HIGH>;
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225 dmas = <&audma0 0x13>, <&audma1 0x14>, <&audma0 0x7d>, <&audma1 0x7e>;
226 dma-names = "rx", "tx", "rxu", "txu";
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227 };
228 };
229
230 rcar_sound,dai {
231 dai0 {
232 playback = <&ssi5 &src5>;
233 capture = <&ssi6>;
234 };
235 dai1 {
236 playback = <&ssi3>;
237 };
238 dai2 {
239 capture = <&ssi4>;
240 };
241 dai3 {
242 playback = <&ssi7>;
243 };
244 dai4 {
245 capture = <&ssi8>;
246 };
247 };
248};
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