1 /* 2 * simple_card_utils.h 3 * 4 * Copyright (c) 2016 Kuninori Morimoto <kuninori.morimoto.gx@renesas.com> 5 * 6 * This program is free software; you can redistribute it and/or modify 7 * it under the terms of the GNU General Public License version 2 as 8 * published by the Free Software Foundation. 9 */ 10 #ifndef __SIMPLE_CARD_UTILS_H 11 #define __SIMPLE_CARD_UTILS_H 12 13 #include <sound/soc.h> 14 15 struct asoc_simple_dai { 16 const char *name; 17 unsigned int sysclk; 18 int slots; 19 int slot_width; 20 unsigned int tx_slot_mask; 21 unsigned int rx_slot_mask; 22 struct clk *clk; 23 }; 24 25 int asoc_simple_card_parse_daifmt(struct device *dev, 26 struct device_node *node, 27 struct device_node *codec, 28 char *prefix, 29 unsigned int *retfmt); 30 __printf(3, 4) 31 int asoc_simple_card_set_dailink_name(struct device *dev, 32 struct snd_soc_dai_link *dai_link, 33 const char *fmt, ...); 34 int asoc_simple_card_parse_card_name(struct snd_soc_card *card, 35 char *prefix); 36 37 #define asoc_simple_card_parse_clk_cpu(dev, node, dai_link, simple_dai) \ 38 asoc_simple_card_parse_clk(dev, node, dai_link->cpu_of_node, simple_dai) 39 #define asoc_simple_card_parse_clk_codec(dev, node, dai_link, simple_dai) \ 40 asoc_simple_card_parse_clk(dev, node, dai_link->codec_of_node, simple_dai) 41 int asoc_simple_card_parse_clk(struct device *dev, 42 struct device_node *node, 43 struct device_node *dai_of_node, 44 struct asoc_simple_dai *simple_dai); 45 46 #define asoc_simple_card_parse_cpu(node, dai_link, \ 47 list_name, cells_name, is_single_link) \ 48 asoc_simple_card_parse_dai(node, &dai_link->cpu_of_node, \ 49 &dai_link->cpu_dai_name, list_name, cells_name, is_single_link) 50 #define asoc_simple_card_parse_codec(node, dai_link, list_name, cells_name) \ 51 asoc_simple_card_parse_dai(node, &dai_link->codec_of_node, \ 52 &dai_link->codec_dai_name, list_name, cells_name, NULL) 53 #define asoc_simple_card_parse_platform(node, dai_link, list_name, cells_name) \ 54 asoc_simple_card_parse_dai(node, &dai_link->platform_of_node, \ 55 NULL, list_name, cells_name, NULL) 56 int asoc_simple_card_parse_dai(struct device_node *node, 57 struct device_node **endpoint_np, 58 const char **dai_name, 59 const char *list_name, 60 const char *cells_name, 61 int *is_single_links); 62 63 int asoc_simple_card_init_dai(struct snd_soc_dai *dai, 64 struct asoc_simple_dai *simple_dai); 65 66 int asoc_simple_card_canonicalize_dailink(struct snd_soc_dai_link *dai_link); 67 void asoc_simple_card_canonicalize_cpu(struct snd_soc_dai_link *dai_link, 68 int is_single_links); 69 70 int asoc_simple_card_clean_reference(struct snd_soc_card *card); 71 72 #endif /* __SIMPLE_CARD_UTILS_H */ 73