3 // Renesas R-Car SRU/SCU/SSIU/SSI support
22  *  - SSI	: Serial Sound Interface
33  *  - SSI	: Serial Sound Interface
49  *   |   |		 sru     ssiu      ssi
52  *   |   |		 sru     ssiu      ssi
56  *   |   |		 sru     ssiu      ssi
59  *   |   |		 sru     ssiu      ssi
63  *   | ** these control ssi
65  *   +- ssi
67  *   |  +- ssi[0]
68  *   |  +- ssi[1]
69  *   |  +- ssi[2]
318 	/* Use Multi SSI */  in rsnd_runtime_channel_for_ssi_with_params()
399 	 *	[MEM] -> [SRC] -> [DVC] -> [CMD] -> [SSIU] -> [SSI] -> codec  in rsnd_get_dalign()
403 	 *	codec -> [SSI] -> [SSIU] -> [SRC] -> [DVC] -> [CMD] -> [MEM]  in rsnd_get_dalign()
912 	 * 2ch if it supports multi ssi  in rsnd_soc_hw_rule_rate()
935 	 * 2ch if it supports multi ssi  in rsnd_soc_hw_rule_channels()
1185 	 *	ssi-0  in rsnd_node_fixed_index()
1186 	 *	ssi-1  in rsnd_node_fixed_index()
1187 	 *	ssi-2  in rsnd_node_fixed_index()
1188 	 *	ssi-3		ssi-3  in rsnd_node_fixed_index()
1189 	 *	ssi-4		ssi-4  in rsnd_node_fixed_index()
1886 		 * call "remove" for SSI/SRC/DVC  in rsnd_rdai_continuance_probe()
1887 		 * SSI will be switch to PIO mode if it was DMA mode  in rsnd_rdai_continuance_probe()
1896 		 * and, re connect ssi  in rsnd_rdai_continuance_probe()
1909 		 * DAI has SSI which is PIO mode only now.  in rsnd_rdai_continuance_probe()