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12#include <linux/platform_device.h>
13#include <sound/sh_fsi.h>
14
15struct fsi_ak4642_data {
16 const char *name;
17 const char *card;
18 const char *cpu_dai;
19 const char *codec;
20 const char *platform;
21};
22
23static int fsi_ak4642_dai_init(struct snd_soc_pcm_runtime *rtd)
24{
25 struct snd_soc_dai *dai = rtd->codec_dai;
26 int ret;
27
28 ret = snd_soc_dai_set_fmt(dai, SND_SOC_DAIFMT_CBM_CFM);
29 if (ret < 0)
30 return ret;
31
32 ret = snd_soc_dai_set_sysclk(dai, 0, 11289600, 0);
33
34 return ret;
35}
36
37static struct snd_soc_dai_link fsi_dai_link = {
38 .codec_dai_name = "ak4642-hifi",
39 .init = fsi_ak4642_dai_init,
40};
41
42static struct snd_soc_card fsi_soc_card = {
43 .dai_link = &fsi_dai_link,
44 .num_links = 1,
45};
46
47static struct platform_device *fsi_snd_device;
48
49static int fsi_ak4642_probe(struct platform_device *pdev)
50{
51 int ret = -ENOMEM;
52 const struct platform_device_id *id_entry;
53 struct fsi_ak4642_data *pdata;
54
55 id_entry = pdev->id_entry;
56 if (!id_entry) {
57 dev_err(&pdev->dev, "unknown fsi ak4642\n");
58 return -ENODEV;
59 }
60
61 pdata = (struct fsi_ak4642_data *)id_entry->driver_data;
62
63 fsi_snd_device = platform_device_alloc("soc-audio", FSI_PORT_A);
64 if (!fsi_snd_device)
65 goto out;
66
67 fsi_dai_link.name = pdata->name;
68 fsi_dai_link.stream_name = pdata->name;
69 fsi_dai_link.cpu_dai_name = pdata->cpu_dai;
70 fsi_dai_link.platform_name = pdata->platform;
71 fsi_dai_link.codec_name = pdata->codec;
72 fsi_soc_card.name = pdata->card;
73
74 platform_set_drvdata(fsi_snd_device, &fsi_soc_card);
75 ret = platform_device_add(fsi_snd_device);
76
77 if (ret)
78 platform_device_put(fsi_snd_device);
79
80out:
81 return ret;
82}
83
84static int fsi_ak4642_remove(struct platform_device *pdev)
85{
86 platform_device_unregister(fsi_snd_device);
87 return 0;
88}
89
90static struct fsi_ak4642_data fsi_a_ak4642 = {
91 .name = "AK4642",
92 .card = "FSIA (AK4642)",
93 .cpu_dai = "fsia-dai",
94 .codec = "ak4642-codec.0-0012",
95 .platform = "sh_fsi.0",
96};
97
98static struct fsi_ak4642_data fsi_b_ak4642 = {
99 .name = "AK4642",
100 .card = "FSIB (AK4642)",
101 .cpu_dai = "fsib-dai",
102 .codec = "ak4642-codec.0-0012",
103 .platform = "sh_fsi.0",
104};
105
106static struct fsi_ak4642_data fsi_a_ak4643 = {
107 .name = "AK4643",
108 .card = "FSIA (AK4643)",
109 .cpu_dai = "fsia-dai",
110 .codec = "ak4642-codec.0-0013",
111 .platform = "sh_fsi.0",
112};
113
114static struct fsi_ak4642_data fsi_b_ak4643 = {
115 .name = "AK4643",
116 .card = "FSIB (AK4643)",
117 .cpu_dai = "fsib-dai",
118 .codec = "ak4642-codec.0-0013",
119 .platform = "sh_fsi.0",
120};
121
122static struct fsi_ak4642_data fsi2_a_ak4642 = {
123 .name = "AK4642",
124 .card = "FSI2A (AK4642)",
125 .cpu_dai = "fsia-dai",
126 .codec = "ak4642-codec.0-0012",
127 .platform = "sh_fsi2",
128};
129
130static struct fsi_ak4642_data fsi2_b_ak4642 = {
131 .name = "AK4642",
132 .card = "FSI2B (AK4642)",
133 .cpu_dai = "fsib-dai",
134 .codec = "ak4642-codec.0-0012",
135 .platform = "sh_fsi2",
136};
137
138static struct fsi_ak4642_data fsi2_a_ak4643 = {
139 .name = "AK4643",
140 .card = "FSI2A (AK4643)",
141 .cpu_dai = "fsia-dai",
142 .codec = "ak4642-codec.0-0013",
143 .platform = "sh_fsi2",
144};
145
146static struct fsi_ak4642_data fsi2_b_ak4643 = {
147 .name = "AK4643",
148 .card = "FSI2B (AK4643)",
149 .cpu_dai = "fsib-dai",
150 .codec = "ak4642-codec.0-0013",
151 .platform = "sh_fsi2",
152};
153
154static struct platform_device_id fsi_id_table[] = {
155
156 { "sh_fsi_a_ak4642", (kernel_ulong_t)&fsi_a_ak4642 },
157 { "sh_fsi_b_ak4642", (kernel_ulong_t)&fsi_b_ak4642 },
158 { "sh_fsi_a_ak4643", (kernel_ulong_t)&fsi_a_ak4643 },
159 { "sh_fsi_b_ak4643", (kernel_ulong_t)&fsi_b_ak4643 },
160
161
162 { "sh_fsi2_a_ak4642", (kernel_ulong_t)&fsi2_a_ak4642 },
163 { "sh_fsi2_b_ak4642", (kernel_ulong_t)&fsi2_b_ak4642 },
164 { "sh_fsi2_a_ak4643", (kernel_ulong_t)&fsi2_a_ak4643 },
165 { "sh_fsi2_b_ak4643", (kernel_ulong_t)&fsi2_b_ak4643 },
166 {},
167};
168
169static struct platform_driver fsi_ak4642 = {
170 .driver = {
171 .name = "fsi-ak4642-audio",
172 },
173 .probe = fsi_ak4642_probe,
174 .remove = fsi_ak4642_remove,
175 .id_table = fsi_id_table,
176};
177
178static int __init fsi_ak4642_init(void)
179{
180 return platform_driver_register(&fsi_ak4642);
181}
182
183static void __exit fsi_ak4642_exit(void)
184{
185 platform_driver_unregister(&fsi_ak4642);
186}
187
188module_init(fsi_ak4642_init);
189module_exit(fsi_ak4642_exit);
190
191MODULE_LICENSE("GPL");
192MODULE_DESCRIPTION("Generic SH4 FSI-AK4642 sound card");
193MODULE_AUTHOR("Kuninori Morimoto <morimoto.kuninori@renesas.com>");
194
