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-rw-r--r--sound/soc/codecs/ssm2602.c652
1 files changed, 299 insertions, 353 deletions
diff --git a/sound/soc/codecs/ssm2602.c b/sound/soc/codecs/ssm2602.c
index b47ed4f6ab20..84f4ad568556 100644
--- a/sound/soc/codecs/ssm2602.c
+++ b/sound/soc/codecs/ssm2602.c
@@ -32,26 +32,33 @@
32#include <linux/delay.h> 32#include <linux/delay.h>
33#include <linux/pm.h> 33#include <linux/pm.h>
34#include <linux/i2c.h> 34#include <linux/i2c.h>
35#include <linux/spi/spi.h>
35#include <linux/platform_device.h> 36#include <linux/platform_device.h>
36#include <linux/slab.h> 37#include <linux/slab.h>
37#include <sound/core.h> 38#include <sound/core.h>
38#include <sound/pcm.h> 39#include <sound/pcm.h>
39#include <sound/pcm_params.h> 40#include <sound/pcm_params.h>
40#include <sound/soc.h> 41#include <sound/soc.h>
41#include <sound/soc-dapm.h>
42#include <sound/initval.h> 42#include <sound/initval.h>
43#include <sound/tlv.h>
43 44
44#include "ssm2602.h" 45#include "ssm2602.h"
45 46
46#define SSM2602_VERSION "0.1" 47#define SSM2602_VERSION "0.1"
47 48
48struct snd_soc_codec_device soc_codec_dev_ssm2602; 49enum ssm2602_type {
50 SSM2602,
51 SSM2604,
52};
49 53
50/* codec private data */ 54/* codec private data */
51struct ssm2602_priv { 55struct ssm2602_priv {
52 unsigned int sysclk; 56 unsigned int sysclk;
57 enum snd_soc_control_type control_type;
53 struct snd_pcm_substream *master_substream; 58 struct snd_pcm_substream *master_substream;
54 struct snd_pcm_substream *slave_substream; 59 struct snd_pcm_substream *slave_substream;
60
61 enum ssm2602_type type;
55}; 62};
56 63
57/* 64/*
@@ -61,60 +68,12 @@ struct ssm2602_priv {
61 * There is no point in caching the reset register 68 * There is no point in caching the reset register
62 */ 69 */
63static const u16 ssm2602_reg[SSM2602_CACHEREGNUM] = { 70static const u16 ssm2602_reg[SSM2602_CACHEREGNUM] = {
64 0x0017, 0x0017, 0x0079, 0x0079, 71 0x0097, 0x0097, 0x0079, 0x0079,
65 0x0000, 0x0000, 0x0000, 0x000a, 72 0x000a, 0x0008, 0x009f, 0x000a,
66 0x0000, 0x0000 73 0x0000, 0x0000
67}; 74};
68 75
69/* 76#define ssm2602_reset(c) snd_soc_write(c, SSM2602_RESET, 0)
70 * read ssm2602 register cache
71 */
72static inline unsigned int ssm2602_read_reg_cache(struct snd_soc_codec *codec,
73 unsigned int reg)
74{
75 u16 *cache = codec->reg_cache;
76 if (reg == SSM2602_RESET)
77 return 0;
78 if (reg >= SSM2602_CACHEREGNUM)
79 return -1;
80 return cache[reg];
81}
82
83/*
84 * write ssm2602 register cache
85 */
86static inline void ssm2602_write_reg_cache(struct snd_soc_codec *codec,
87 u16 reg, unsigned int value)
88{
89 u16 *cache = codec->reg_cache;
90 if (reg >= SSM2602_CACHEREGNUM)
91 return;
92 cache[reg] = value;
93}
94
95/*
96 * write to the ssm2602 register space
97 */
98static int ssm2602_write(struct snd_soc_codec *codec, unsigned int reg,
99 unsigned int value)
100{
101 u8 data[2];
102
103 /* data is
104 * D15..D9 ssm2602 register offset
105 * D8...D0 register data
106 */
107 data[0] = (reg << 1) | ((value >> 8) & 0x0001);
108 data[1] = value & 0x00ff;
109
110 ssm2602_write_reg_cache(codec, reg, value);
111 if (codec->hw_write(codec->control_data, data, 2) == 2)
112 return 0;
113 else
114 return -EIO;
115}
116
117#define ssm2602_reset(c) ssm2602_write(c, SSM2602_RESET, 0)
118 77
119/*Appending several "None"s just for OSS mixer use*/ 78/*Appending several "None"s just for OSS mixer use*/
120static const char *ssm2602_input_select[] = { 79static const char *ssm2602_input_select[] = {
@@ -129,174 +88,187 @@ static const struct soc_enum ssm2602_enum[] = {
129 SOC_ENUM_SINGLE(SSM2602_APDIGI, 1, 4, ssm2602_deemph), 88 SOC_ENUM_SINGLE(SSM2602_APDIGI, 1, 4, ssm2602_deemph),
130}; 89};
131 90
132static const struct snd_kcontrol_new ssm2602_snd_controls[] = { 91static const unsigned int ssm260x_outmix_tlv[] = {
92 TLV_DB_RANGE_HEAD(2),
93 0, 47, TLV_DB_SCALE_ITEM(TLV_DB_GAIN_MUTE, 0, 0),
94 48, 127, TLV_DB_SCALE_ITEM(-7400, 100, 0),
95};
133 96
134SOC_DOUBLE_R("Master Playback Volume", SSM2602_LOUT1V, SSM2602_ROUT1V, 97static const DECLARE_TLV_DB_SCALE(ssm260x_inpga_tlv, -3450, 150, 0);
135 0, 127, 0), 98static const DECLARE_TLV_DB_SCALE(ssm260x_sidetone_tlv, -1500, 300, 0);
136SOC_DOUBLE_R("Master Playback ZC Switch", SSM2602_LOUT1V, SSM2602_ROUT1V,
137 7, 1, 0),
138 99
139SOC_DOUBLE_R("Capture Volume", SSM2602_LINVOL, SSM2602_RINVOL, 0, 31, 0), 100static const struct snd_kcontrol_new ssm260x_snd_controls[] = {
101SOC_DOUBLE_R_TLV("Capture Volume", SSM2602_LINVOL, SSM2602_RINVOL, 0, 45, 0,
102 ssm260x_inpga_tlv),
140SOC_DOUBLE_R("Capture Switch", SSM2602_LINVOL, SSM2602_RINVOL, 7, 1, 1), 103SOC_DOUBLE_R("Capture Switch", SSM2602_LINVOL, SSM2602_RINVOL, 7, 1, 1),
141 104
142SOC_SINGLE("Mic Boost (+20dB)", SSM2602_APANA, 0, 1, 0),
143SOC_SINGLE("Mic Boost2 (+20dB)", SSM2602_APANA, 7, 1, 0),
144SOC_SINGLE("Mic Switch", SSM2602_APANA, 1, 1, 1),
145
146SOC_SINGLE("Sidetone Playback Volume", SSM2602_APANA, 6, 3, 1),
147
148SOC_SINGLE("ADC High Pass Filter Switch", SSM2602_APDIGI, 0, 1, 1), 105SOC_SINGLE("ADC High Pass Filter Switch", SSM2602_APDIGI, 0, 1, 1),
149SOC_SINGLE("Store DC Offset Switch", SSM2602_APDIGI, 4, 1, 0), 106SOC_SINGLE("Store DC Offset Switch", SSM2602_APDIGI, 4, 1, 0),
150 107
151SOC_ENUM("Capture Source", ssm2602_enum[0]),
152
153SOC_ENUM("Playback De-emphasis", ssm2602_enum[1]), 108SOC_ENUM("Playback De-emphasis", ssm2602_enum[1]),
154}; 109};
155 110
111static const struct snd_kcontrol_new ssm2602_snd_controls[] = {
112SOC_DOUBLE_R_TLV("Master Playback Volume", SSM2602_LOUT1V, SSM2602_ROUT1V,
113 0, 127, 0, ssm260x_outmix_tlv),
114SOC_DOUBLE_R("Master Playback ZC Switch", SSM2602_LOUT1V, SSM2602_ROUT1V,
115 7, 1, 0),
116SOC_SINGLE_TLV("Sidetone Playback Volume", SSM2602_APANA, 6, 3, 1,
117 ssm260x_sidetone_tlv),
118
119SOC_SINGLE("Mic Boost (+20dB)", SSM2602_APANA, 0, 1, 0),
120SOC_SINGLE("Mic Boost2 (+20dB)", SSM2602_APANA, 8, 1, 0),
121SOC_SINGLE("Mic Switch", SSM2602_APANA, 1, 1, 1),
122};
123
156/* Output Mixer */ 124/* Output Mixer */
157static const struct snd_kcontrol_new ssm2602_output_mixer_controls[] = { 125static const struct snd_kcontrol_new ssm260x_output_mixer_controls[] = {
158SOC_DAPM_SINGLE("Line Bypass Switch", SSM2602_APANA, 3, 1, 0), 126SOC_DAPM_SINGLE("Line Bypass Switch", SSM2602_APANA, 3, 1, 0),
159SOC_DAPM_SINGLE("Mic Sidetone Switch", SSM2602_APANA, 5, 1, 0),
160SOC_DAPM_SINGLE("HiFi Playback Switch", SSM2602_APANA, 4, 1, 0), 127SOC_DAPM_SINGLE("HiFi Playback Switch", SSM2602_APANA, 4, 1, 0),
128SOC_DAPM_SINGLE("Mic Sidetone Switch", SSM2602_APANA, 5, 1, 0),
161}; 129};
162 130
163/* Input mux */ 131/* Input mux */
164static const struct snd_kcontrol_new ssm2602_input_mux_controls = 132static const struct snd_kcontrol_new ssm2602_input_mux_controls =
165SOC_DAPM_ENUM("Input Select", ssm2602_enum[0]); 133SOC_DAPM_ENUM("Input Select", ssm2602_enum[0]);
166 134
167static const struct snd_soc_dapm_widget ssm2602_dapm_widgets[] = { 135static const struct snd_soc_dapm_widget ssm260x_dapm_widgets[] = {
168SND_SOC_DAPM_MIXER("Output Mixer", SSM2602_PWR, 4, 1,
169 &ssm2602_output_mixer_controls[0],
170 ARRAY_SIZE(ssm2602_output_mixer_controls)),
171SND_SOC_DAPM_DAC("DAC", "HiFi Playback", SSM2602_PWR, 3, 1), 136SND_SOC_DAPM_DAC("DAC", "HiFi Playback", SSM2602_PWR, 3, 1),
137SND_SOC_DAPM_ADC("ADC", "HiFi Capture", SSM2602_PWR, 2, 1),
138SND_SOC_DAPM_PGA("Line Input", SSM2602_PWR, 0, 1, NULL, 0),
139
140SND_SOC_DAPM_SUPPLY("Digital Core Power", SSM2602_ACTIVE, 0, 0, NULL, 0),
141
172SND_SOC_DAPM_OUTPUT("LOUT"), 142SND_SOC_DAPM_OUTPUT("LOUT"),
173SND_SOC_DAPM_OUTPUT("LHPOUT"),
174SND_SOC_DAPM_OUTPUT("ROUT"), 143SND_SOC_DAPM_OUTPUT("ROUT"),
175SND_SOC_DAPM_OUTPUT("RHPOUT"), 144SND_SOC_DAPM_INPUT("RLINEIN"),
176SND_SOC_DAPM_ADC("ADC", "HiFi Capture", SSM2602_PWR, 2, 1), 145SND_SOC_DAPM_INPUT("LLINEIN"),
146};
147
148static const struct snd_soc_dapm_widget ssm2602_dapm_widgets[] = {
149SND_SOC_DAPM_MIXER("Output Mixer", SSM2602_PWR, 4, 1,
150 ssm260x_output_mixer_controls,
151 ARRAY_SIZE(ssm260x_output_mixer_controls)),
152
177SND_SOC_DAPM_MUX("Input Mux", SND_SOC_NOPM, 0, 0, &ssm2602_input_mux_controls), 153SND_SOC_DAPM_MUX("Input Mux", SND_SOC_NOPM, 0, 0, &ssm2602_input_mux_controls),
178SND_SOC_DAPM_PGA("Line Input", SSM2602_PWR, 0, 1, NULL, 0),
179SND_SOC_DAPM_MICBIAS("Mic Bias", SSM2602_PWR, 1, 1), 154SND_SOC_DAPM_MICBIAS("Mic Bias", SSM2602_PWR, 1, 1),
155
156SND_SOC_DAPM_OUTPUT("LHPOUT"),
157SND_SOC_DAPM_OUTPUT("RHPOUT"),
180SND_SOC_DAPM_INPUT("MICIN"), 158SND_SOC_DAPM_INPUT("MICIN"),
181SND_SOC_DAPM_INPUT("RLINEIN"),
182SND_SOC_DAPM_INPUT("LLINEIN"),
183}; 159};
184 160
185static const struct snd_soc_dapm_route audio_conn[] = { 161static const struct snd_soc_dapm_widget ssm2604_dapm_widgets[] = {
186 /* output mixer */ 162SND_SOC_DAPM_MIXER("Output Mixer", SND_SOC_NOPM, 0, 0,
163 ssm260x_output_mixer_controls,
164 ARRAY_SIZE(ssm260x_output_mixer_controls) - 1), /* Last element is the mic */
165};
166
167static const struct snd_soc_dapm_route ssm260x_routes[] = {
168 {"DAC", NULL, "Digital Core Power"},
169 {"ADC", NULL, "Digital Core Power"},
170
187 {"Output Mixer", "Line Bypass Switch", "Line Input"}, 171 {"Output Mixer", "Line Bypass Switch", "Line Input"},
188 {"Output Mixer", "HiFi Playback Switch", "DAC"}, 172 {"Output Mixer", "HiFi Playback Switch", "DAC"},
173
174 {"ROUT", NULL, "Output Mixer"},
175 {"LOUT", NULL, "Output Mixer"},
176
177 {"Line Input", NULL, "LLINEIN"},
178 {"Line Input", NULL, "RLINEIN"},
179};
180
181static const struct snd_soc_dapm_route ssm2602_routes[] = {
189 {"Output Mixer", "Mic Sidetone Switch", "Mic Bias"}, 182 {"Output Mixer", "Mic Sidetone Switch", "Mic Bias"},
190 183
191 /* outputs */
192 {"RHPOUT", NULL, "Output Mixer"}, 184 {"RHPOUT", NULL, "Output Mixer"},
193 {"ROUT", NULL, "Output Mixer"},
194 {"LHPOUT", NULL, "Output Mixer"}, 185 {"LHPOUT", NULL, "Output Mixer"},
195 {"LOUT", NULL, "Output Mixer"},
196 186
197 /* input mux */
198 {"Input Mux", "Line", "Line Input"}, 187 {"Input Mux", "Line", "Line Input"},
199 {"Input Mux", "Mic", "Mic Bias"}, 188 {"Input Mux", "Mic", "Mic Bias"},
200 {"ADC", NULL, "Input Mux"}, 189 {"ADC", NULL, "Input Mux"},
201 190
202 /* inputs */
203 {"Line Input", NULL, "LLINEIN"},
204 {"Line Input", NULL, "RLINEIN"},
205 {"Mic Bias", NULL, "MICIN"}, 191 {"Mic Bias", NULL, "MICIN"},
206}; 192};
207 193
208static int ssm2602_add_widgets(struct snd_soc_codec *codec) 194static const struct snd_soc_dapm_route ssm2604_routes[] = {
209{ 195 {"ADC", NULL, "Line Input"},
210 snd_soc_dapm_new_controls(codec, ssm2602_dapm_widgets, 196};
211 ARRAY_SIZE(ssm2602_dapm_widgets));
212
213 snd_soc_dapm_add_routes(codec, audio_conn, ARRAY_SIZE(audio_conn));
214
215 return 0;
216}
217 197
218struct _coeff_div { 198struct ssm2602_coeff {
219 u32 mclk; 199 u32 mclk;
220 u32 rate; 200 u32 rate;
221 u16 fs; 201 u8 srate;
222 u8 sr:4;
223 u8 bosr:1;
224 u8 usb:1;
225}; 202};
226 203
227/* codec mclk clock divider coefficients */ 204#define SSM2602_COEFF_SRATE(sr, bosr, usb) (((sr) << 2) | ((bosr) << 1) | (usb))
228static const struct _coeff_div coeff_div[] = { 205
206/* codec mclk clock coefficients */
207static const struct ssm2602_coeff ssm2602_coeff_table[] = {
229 /* 48k */ 208 /* 48k */
230 {12288000, 48000, 256, 0x0, 0x0, 0x0}, 209 {12288000, 48000, SSM2602_COEFF_SRATE(0x0, 0x0, 0x0)},
231 {18432000, 48000, 384, 0x0, 0x1, 0x0}, 210 {18432000, 48000, SSM2602_COEFF_SRATE(0x0, 0x1, 0x0)},
232 {12000000, 48000, 250, 0x0, 0x0, 0x1}, 211 {12000000, 48000, SSM2602_COEFF_SRATE(0x0, 0x0, 0x1)},
233 212
234 /* 32k */ 213 /* 32k */
235 {12288000, 32000, 384, 0x6, 0x0, 0x0}, 214 {12288000, 32000, SSM2602_COEFF_SRATE(0x6, 0x0, 0x0)},
236 {18432000, 32000, 576, 0x6, 0x1, 0x0}, 215 {18432000, 32000, SSM2602_COEFF_SRATE(0x6, 0x1, 0x0)},
237 {12000000, 32000, 375, 0x6, 0x0, 0x1}, 216 {12000000, 32000, SSM2602_COEFF_SRATE(0x6, 0x0, 0x1)},
238 217
239 /* 8k */ 218 /* 8k */
240 {12288000, 8000, 1536, 0x3, 0x0, 0x0}, 219 {12288000, 8000, SSM2602_COEFF_SRATE(0x3, 0x0, 0x0)},
241 {18432000, 8000, 2304, 0x3, 0x1, 0x0}, 220 {18432000, 8000, SSM2602_COEFF_SRATE(0x3, 0x1, 0x0)},
242 {11289600, 8000, 1408, 0xb, 0x0, 0x0}, 221 {11289600, 8000, SSM2602_COEFF_SRATE(0xb, 0x0, 0x0)},
243 {16934400, 8000, 2112, 0xb, 0x1, 0x0}, 222 {16934400, 8000, SSM2602_COEFF_SRATE(0xb, 0x1, 0x0)},
244 {12000000, 8000, 1500, 0x3, 0x0, 0x1}, 223 {12000000, 8000, SSM2602_COEFF_SRATE(0x3, 0x0, 0x1)},
245 224
246 /* 96k */ 225 /* 96k */
247 {12288000, 96000, 128, 0x7, 0x0, 0x0}, 226 {12288000, 96000, SSM2602_COEFF_SRATE(0x7, 0x0, 0x0)},
248 {18432000, 96000, 192, 0x7, 0x1, 0x0}, 227 {18432000, 96000, SSM2602_COEFF_SRATE(0x7, 0x1, 0x0)},
249 {12000000, 96000, 125, 0x7, 0x0, 0x1}, 228 {12000000, 96000, SSM2602_COEFF_SRATE(0x7, 0x0, 0x1)},
250 229
251 /* 44.1k */ 230 /* 44.1k */
252 {11289600, 44100, 256, 0x8, 0x0, 0x0}, 231 {11289600, 44100, SSM2602_COEFF_SRATE(0x8, 0x0, 0x0)},
253 {16934400, 44100, 384, 0x8, 0x1, 0x0}, 232 {16934400, 44100, SSM2602_COEFF_SRATE(0x8, 0x1, 0x0)},
254 {12000000, 44100, 272, 0x8, 0x1, 0x1}, 233 {12000000, 44100, SSM2602_COEFF_SRATE(0x8, 0x1, 0x1)},
255 234
256 /* 88.2k */ 235 /* 88.2k */
257 {11289600, 88200, 128, 0xf, 0x0, 0x0}, 236 {11289600, 88200, SSM2602_COEFF_SRATE(0xf, 0x0, 0x0)},
258 {16934400, 88200, 192, 0xf, 0x1, 0x0}, 237 {16934400, 88200, SSM2602_COEFF_SRATE(0xf, 0x1, 0x0)},
259 {12000000, 88200, 136, 0xf, 0x1, 0x1}, 238 {12000000, 88200, SSM2602_COEFF_SRATE(0xf, 0x1, 0x1)},
260}; 239};
261 240
262static inline int get_coeff(int mclk, int rate) 241static inline int ssm2602_get_coeff(int mclk, int rate)
263{ 242{
264 int i; 243 int i;
265 244
266 for (i = 0; i < ARRAY_SIZE(coeff_div); i++) { 245 for (i = 0; i < ARRAY_SIZE(ssm2602_coeff_table); i++) {
267 if (coeff_div[i].rate == rate && coeff_div[i].mclk == mclk) 246 if (ssm2602_coeff_table[i].rate == rate &&
268 return i; 247 ssm2602_coeff_table[i].mclk == mclk)
248 return ssm2602_coeff_table[i].srate;
269 } 249 }
270 return i; 250 return -EINVAL;
271} 251}
272 252
273static int ssm2602_hw_params(struct snd_pcm_substream *substream, 253static int ssm2602_hw_params(struct snd_pcm_substream *substream,
274 struct snd_pcm_hw_params *params, 254 struct snd_pcm_hw_params *params,
275 struct snd_soc_dai *dai) 255 struct snd_soc_dai *dai)
276{ 256{
277 u16 srate;
278 struct snd_soc_pcm_runtime *rtd = substream->private_data; 257 struct snd_soc_pcm_runtime *rtd = substream->private_data;
279 struct snd_soc_device *socdev = rtd->socdev; 258 struct snd_soc_codec *codec = rtd->codec;
280 struct snd_soc_codec *codec = socdev->card->codec;
281 struct ssm2602_priv *ssm2602 = snd_soc_codec_get_drvdata(codec); 259 struct ssm2602_priv *ssm2602 = snd_soc_codec_get_drvdata(codec);
282 struct i2c_client *i2c = codec->control_data; 260 u16 iface = snd_soc_read(codec, SSM2602_IFACE) & 0xfff3;
283 u16 iface = ssm2602_read_reg_cache(codec, SSM2602_IFACE) & 0xfff3; 261 int srate = ssm2602_get_coeff(ssm2602->sysclk, params_rate(params));
284 int i = get_coeff(ssm2602->sysclk, params_rate(params));
285 262
286 if (substream == ssm2602->slave_substream) { 263 if (substream == ssm2602->slave_substream) {
287 dev_dbg(&i2c->dev, "Ignoring hw_params for slave substream\n"); 264 dev_dbg(codec->dev, "Ignoring hw_params for slave substream\n");
288 return 0; 265 return 0;
289 } 266 }
290 267
291 /*no match is found*/ 268 if (srate < 0)
292 if (i == ARRAY_SIZE(coeff_div)) 269 return srate;
293 return -EINVAL;
294
295 srate = (coeff_div[i].sr << 2) |
296 (coeff_div[i].bosr << 1) | coeff_div[i].usb;
297 270
298 ssm2602_write(codec, SSM2602_ACTIVE, 0); 271 snd_soc_write(codec, SSM2602_SRATE, srate);
299 ssm2602_write(codec, SSM2602_SRATE, srate);
300 272
301 /* bit size */ 273 /* bit size */
302 switch (params_format(params)) { 274 switch (params_format(params)) {
@@ -312,8 +284,7 @@ static int ssm2602_hw_params(struct snd_pcm_substream *substream,
312 iface |= 0x000c; 284 iface |= 0x000c;
313 break; 285 break;
314 } 286 }
315 ssm2602_write(codec, SSM2602_IFACE, iface); 287 snd_soc_write(codec, SSM2602_IFACE, iface);
316 ssm2602_write(codec, SSM2602_ACTIVE, ACTIVE_ACTIVATE_CODEC);
317 return 0; 288 return 0;
318} 289}
319 290
@@ -321,8 +292,7 @@ static int ssm2602_startup(struct snd_pcm_substream *substream,
321 struct snd_soc_dai *dai) 292 struct snd_soc_dai *dai)
322{ 293{
323 struct snd_soc_pcm_runtime *rtd = substream->private_data; 294 struct snd_soc_pcm_runtime *rtd = substream->private_data;
324 struct snd_soc_device *socdev = rtd->socdev; 295 struct snd_soc_codec *codec = rtd->codec;
325 struct snd_soc_codec *codec = socdev->card->codec;
326 struct ssm2602_priv *ssm2602 = snd_soc_codec_get_drvdata(codec); 296 struct ssm2602_priv *ssm2602 = snd_soc_codec_get_drvdata(codec);
327 struct i2c_client *i2c = codec->control_data; 297 struct i2c_client *i2c = codec->control_data;
328 struct snd_pcm_runtime *master_runtime; 298 struct snd_pcm_runtime *master_runtime;
@@ -356,45 +326,29 @@ static int ssm2602_startup(struct snd_pcm_substream *substream,
356 return 0; 326 return 0;
357} 327}
358 328
359static int ssm2602_pcm_prepare(struct snd_pcm_substream *substream,
360 struct snd_soc_dai *dai)
361{
362 struct snd_soc_pcm_runtime *rtd = substream->private_data;
363 struct snd_soc_device *socdev = rtd->socdev;
364 struct snd_soc_codec *codec = socdev->card->codec;
365 /* set active */
366 ssm2602_write(codec, SSM2602_ACTIVE, ACTIVE_ACTIVATE_CODEC);
367
368 return 0;
369}
370
371static void ssm2602_shutdown(struct snd_pcm_substream *substream, 329static void ssm2602_shutdown(struct snd_pcm_substream *substream,
372 struct snd_soc_dai *dai) 330 struct snd_soc_dai *dai)
373{ 331{
374 struct snd_soc_pcm_runtime *rtd = substream->private_data; 332 struct snd_soc_pcm_runtime *rtd = substream->private_data;
375 struct snd_soc_device *socdev = rtd->socdev; 333 struct snd_soc_codec *codec = rtd->codec;
376 struct snd_soc_codec *codec = socdev->card->codec;
377 struct ssm2602_priv *ssm2602 = snd_soc_codec_get_drvdata(codec); 334 struct ssm2602_priv *ssm2602 = snd_soc_codec_get_drvdata(codec);
378 335
379 /* deactivate */
380 if (!codec->active)
381 ssm2602_write(codec, SSM2602_ACTIVE, 0);
382
383 if (ssm2602->master_substream == substream) 336 if (ssm2602->master_substream == substream)
384 ssm2602->master_substream = ssm2602->slave_substream; 337 ssm2602->master_substream = ssm2602->slave_substream;
385 338
386 ssm2602->slave_substream = NULL; 339 ssm2602->slave_substream = NULL;
387} 340}
388 341
342
389static int ssm2602_mute(struct snd_soc_dai *dai, int mute) 343static int ssm2602_mute(struct snd_soc_dai *dai, int mute)
390{ 344{
391 struct snd_soc_codec *codec = dai->codec; 345 struct snd_soc_codec *codec = dai->codec;
392 u16 mute_reg = ssm2602_read_reg_cache(codec, SSM2602_APDIGI) & ~APDIGI_ENABLE_DAC_MUTE; 346 u16 mute_reg = snd_soc_read(codec, SSM2602_APDIGI) & ~APDIGI_ENABLE_DAC_MUTE;
393 if (mute) 347 if (mute)
394 ssm2602_write(codec, SSM2602_APDIGI, 348 snd_soc_write(codec, SSM2602_APDIGI,
395 mute_reg | APDIGI_ENABLE_DAC_MUTE); 349 mute_reg | APDIGI_ENABLE_DAC_MUTE);
396 else 350 else
397 ssm2602_write(codec, SSM2602_APDIGI, mute_reg); 351 snd_soc_write(codec, SSM2602_APDIGI, mute_reg);
398 return 0; 352 return 0;
399} 353}
400 354
@@ -470,34 +424,33 @@ static int ssm2602_set_dai_fmt(struct snd_soc_dai *codec_dai,
470 } 424 }
471 425
472 /* set iface */ 426 /* set iface */
473 ssm2602_write(codec, SSM2602_IFACE, iface); 427 snd_soc_write(codec, SSM2602_IFACE, iface);
474 return 0; 428 return 0;
475} 429}
476 430
477static int ssm2602_set_bias_level(struct snd_soc_codec *codec, 431static int ssm2602_set_bias_level(struct snd_soc_codec *codec,
478 enum snd_soc_bias_level level) 432 enum snd_soc_bias_level level)
479{ 433{
480 u16 reg = ssm2602_read_reg_cache(codec, SSM2602_PWR) & 0xff7f; 434 u16 reg = snd_soc_read(codec, SSM2602_PWR) & 0xff7f;
481 435
482 switch (level) { 436 switch (level) {
483 case SND_SOC_BIAS_ON: 437 case SND_SOC_BIAS_ON:
484 /* vref/mid, osc on, dac unmute */ 438 /* vref/mid, osc on, dac unmute */
485 ssm2602_write(codec, SSM2602_PWR, reg); 439 snd_soc_write(codec, SSM2602_PWR, reg);
486 break; 440 break;
487 case SND_SOC_BIAS_PREPARE: 441 case SND_SOC_BIAS_PREPARE:
488 break; 442 break;
489 case SND_SOC_BIAS_STANDBY: 443 case SND_SOC_BIAS_STANDBY:
490 /* everything off except vref/vmid, */ 444 /* everything off except vref/vmid, */
491 ssm2602_write(codec, SSM2602_PWR, reg | PWR_CLK_OUT_PDN); 445 snd_soc_write(codec, SSM2602_PWR, reg | PWR_CLK_OUT_PDN);
492 break; 446 break;
493 case SND_SOC_BIAS_OFF: 447 case SND_SOC_BIAS_OFF:
494 /* everything off, dac mute, inactive */ 448 /* everything off, dac mute, inactive */
495 ssm2602_write(codec, SSM2602_ACTIVE, 0); 449 snd_soc_write(codec, SSM2602_PWR, 0xffff);
496 ssm2602_write(codec, SSM2602_PWR, 0xffff);
497 break; 450 break;
498 451
499 } 452 }
500 codec->bias_level = level; 453 codec->dapm.bias_level = level;
501 return 0; 454 return 0;
502} 455}
503 456
@@ -510,7 +463,6 @@ static int ssm2602_set_bias_level(struct snd_soc_codec *codec,
510 463
511static struct snd_soc_dai_ops ssm2602_dai_ops = { 464static struct snd_soc_dai_ops ssm2602_dai_ops = {
512 .startup = ssm2602_startup, 465 .startup = ssm2602_startup,
513 .prepare = ssm2602_pcm_prepare,
514 .hw_params = ssm2602_hw_params, 466 .hw_params = ssm2602_hw_params,
515 .shutdown = ssm2602_shutdown, 467 .shutdown = ssm2602_shutdown,
516 .digital_mute = ssm2602_mute, 468 .digital_mute = ssm2602_mute,
@@ -518,8 +470,8 @@ static struct snd_soc_dai_ops ssm2602_dai_ops = {
518 .set_fmt = ssm2602_set_dai_fmt, 470 .set_fmt = ssm2602_set_dai_fmt,
519}; 471};
520 472
521struct snd_soc_dai ssm2602_dai = { 473static struct snd_soc_dai_driver ssm2602_dai = {
522 .name = "SSM2602", 474 .name = "ssm2602-hifi",
523 .playback = { 475 .playback = {
524 .stream_name = "Playback", 476 .stream_name = "Playback",
525 .channels_min = 2, 477 .channels_min = 2,
@@ -534,93 +486,162 @@ struct snd_soc_dai ssm2602_dai = {
534 .formats = SSM2602_FORMATS,}, 486 .formats = SSM2602_FORMATS,},
535 .ops = &ssm2602_dai_ops, 487 .ops = &ssm2602_dai_ops,
536}; 488};
537EXPORT_SYMBOL_GPL(ssm2602_dai);
538 489
539static int ssm2602_suspend(struct platform_device *pdev, pm_message_t state) 490static int ssm2602_suspend(struct snd_soc_codec *codec, pm_message_t state)
540{ 491{
541 struct snd_soc_device *socdev = platform_get_drvdata(pdev);
542 struct snd_soc_codec *codec = socdev->card->codec;
543
544 ssm2602_set_bias_level(codec, SND_SOC_BIAS_OFF); 492 ssm2602_set_bias_level(codec, SND_SOC_BIAS_OFF);
545 return 0; 493 return 0;
546} 494}
547 495
548static int ssm2602_resume(struct platform_device *pdev) 496static int ssm2602_resume(struct snd_soc_codec *codec)
549{ 497{
550 struct snd_soc_device *socdev = platform_get_drvdata(pdev); 498 snd_soc_cache_sync(codec);
551 struct snd_soc_codec *codec = socdev->card->codec; 499
552 int i;
553 u8 data[2];
554 u16 *cache = codec->reg_cache;
555
556 /* Sync reg_cache with the hardware */
557 for (i = 0; i < ARRAY_SIZE(ssm2602_reg); i++) {
558 data[0] = (i << 1) | ((cache[i] >> 8) & 0x0001);
559 data[1] = cache[i] & 0x00ff;
560 codec->hw_write(codec->control_data, data, 2);
561 }
562 ssm2602_set_bias_level(codec, SND_SOC_BIAS_STANDBY); 500 ssm2602_set_bias_level(codec, SND_SOC_BIAS_STANDBY);
501
563 return 0; 502 return 0;
564} 503}
565 504
566/* 505static int ssm2602_probe(struct snd_soc_codec *codec)
567 * initialise the ssm2602 driver
568 * register the mixer and dsp interfaces with the kernel
569 */
570static int ssm2602_init(struct snd_soc_device *socdev)
571{ 506{
572 struct snd_soc_codec *codec = socdev->card->codec; 507 struct snd_soc_dapm_context *dapm = &codec->dapm;
573 int reg, ret = 0; 508 int ret, reg;
574 509
575 codec->name = "SSM2602"; 510 reg = snd_soc_read(codec, SSM2602_LOUT1V);
576 codec->owner = THIS_MODULE; 511 snd_soc_write(codec, SSM2602_LOUT1V, reg | LOUT1V_LRHP_BOTH);
577 codec->read = ssm2602_read_reg_cache; 512 reg = snd_soc_read(codec, SSM2602_ROUT1V);
578 codec->write = ssm2602_write; 513 snd_soc_write(codec, SSM2602_ROUT1V, reg | ROUT1V_RLHP_BOTH);
579 codec->set_bias_level = ssm2602_set_bias_level;
580 codec->dai = &ssm2602_dai;
581 codec->num_dai = 1;
582 codec->reg_cache_size = sizeof(ssm2602_reg);
583 codec->reg_cache = kmemdup(ssm2602_reg, sizeof(ssm2602_reg),
584 GFP_KERNEL);
585 if (codec->reg_cache == NULL)
586 return -ENOMEM;
587 514
588 ssm2602_reset(codec); 515 ret = snd_soc_add_controls(codec, ssm2602_snd_controls,
516 ARRAY_SIZE(ssm2602_snd_controls));
517 if (ret)
518 return ret;
519
520 ret = snd_soc_dapm_new_controls(dapm, ssm2602_dapm_widgets,
521 ARRAY_SIZE(ssm2602_dapm_widgets));
522 if (ret)
523 return ret;
524
525 return snd_soc_dapm_add_routes(dapm, ssm2602_routes,
526 ARRAY_SIZE(ssm2602_routes));
527}
528
529static int ssm2604_probe(struct snd_soc_codec *codec)
530{
531 struct snd_soc_dapm_context *dapm = &codec->dapm;
532 int ret;
533
534 ret = snd_soc_dapm_new_controls(dapm, ssm2604_dapm_widgets,
535 ARRAY_SIZE(ssm2604_dapm_widgets));
536 if (ret)
537 return ret;
589 538
590 /* register pcms */ 539 return snd_soc_dapm_add_routes(dapm, ssm2604_routes,
591 ret = snd_soc_new_pcms(socdev, SNDRV_DEFAULT_IDX1, SNDRV_DEFAULT_STR1); 540 ARRAY_SIZE(ssm2604_routes));
541}
542
543static int ssm260x_probe(struct snd_soc_codec *codec)
544{
545 struct ssm2602_priv *ssm2602 = snd_soc_codec_get_drvdata(codec);
546 int ret, reg;
547
548 pr_info("ssm2602 Audio Codec %s", SSM2602_VERSION);
549
550 ret = snd_soc_codec_set_cache_io(codec, 7, 9, ssm2602->control_type);
592 if (ret < 0) { 551 if (ret < 0) {
593 pr_err("ssm2602: failed to create pcms\n"); 552 dev_err(codec->dev, "Failed to set cache I/O: %d\n", ret);
594 goto pcm_err; 553 return ret;
595 } 554 }
596 /*power on device*/ 555
597 ssm2602_write(codec, SSM2602_ACTIVE, 0); 556 ret = ssm2602_reset(codec);
557 if (ret < 0) {
558 dev_err(codec->dev, "Failed to issue reset: %d\n", ret);
559 return ret;
560 }
561
598 /* set the update bits */ 562 /* set the update bits */
599 reg = ssm2602_read_reg_cache(codec, SSM2602_LINVOL); 563 reg = snd_soc_read(codec, SSM2602_LINVOL);
600 ssm2602_write(codec, SSM2602_LINVOL, reg | LINVOL_LRIN_BOTH); 564 snd_soc_write(codec, SSM2602_LINVOL, reg | LINVOL_LRIN_BOTH);
601 reg = ssm2602_read_reg_cache(codec, SSM2602_RINVOL); 565 reg = snd_soc_read(codec, SSM2602_RINVOL);
602 ssm2602_write(codec, SSM2602_RINVOL, reg | RINVOL_RLIN_BOTH); 566 snd_soc_write(codec, SSM2602_RINVOL, reg | RINVOL_RLIN_BOTH);
603 reg = ssm2602_read_reg_cache(codec, SSM2602_LOUT1V);
604 ssm2602_write(codec, SSM2602_LOUT1V, reg | LOUT1V_LRHP_BOTH);
605 reg = ssm2602_read_reg_cache(codec, SSM2602_ROUT1V);
606 ssm2602_write(codec, SSM2602_ROUT1V, reg | ROUT1V_RLHP_BOTH);
607 /*select Line in as default input*/ 567 /*select Line in as default input*/
608 ssm2602_write(codec, SSM2602_APANA, APANA_SELECT_DAC | 568 snd_soc_write(codec, SSM2602_APANA, APANA_SELECT_DAC |
609 APANA_ENABLE_MIC_BOOST); 569 APANA_ENABLE_MIC_BOOST);
610 ssm2602_write(codec, SSM2602_PWR, 0);
611 570
612 snd_soc_add_controls(codec, ssm2602_snd_controls, 571 switch (ssm2602->type) {
613 ARRAY_SIZE(ssm2602_snd_controls)); 572 case SSM2602:
614 ssm2602_add_widgets(codec); 573 ret = ssm2602_probe(codec);
574 break;
575 case SSM2604:
576 ret = ssm2604_probe(codec);
577 break;
578 }
615 579
616 return ret; 580 return ret;
581}
617 582
618pcm_err: 583/* remove everything here */
619 kfree(codec->reg_cache); 584static int ssm2602_remove(struct snd_soc_codec *codec)
585{
586 ssm2602_set_bias_level(codec, SND_SOC_BIAS_OFF);
587 return 0;
588}
589
590static struct snd_soc_codec_driver soc_codec_dev_ssm2602 = {
591 .probe = ssm260x_probe,
592 .remove = ssm2602_remove,
593 .suspend = ssm2602_suspend,
594 .resume = ssm2602_resume,
595 .set_bias_level = ssm2602_set_bias_level,
596 .reg_cache_size = ARRAY_SIZE(ssm2602_reg),
597 .reg_word_size = sizeof(u16),
598 .reg_cache_default = ssm2602_reg,
599
600 .controls = ssm260x_snd_controls,
601 .num_controls = ARRAY_SIZE(ssm260x_snd_controls),
602 .dapm_widgets = ssm260x_dapm_widgets,
603 .num_dapm_widgets = ARRAY_SIZE(ssm260x_dapm_widgets),
604 .dapm_routes = ssm260x_routes,
605 .num_dapm_routes = ARRAY_SIZE(ssm260x_routes),
606};
607
608#if defined(CONFIG_SPI_MASTER)
609static int __devinit ssm2602_spi_probe(struct spi_device *spi)
610{
611 struct ssm2602_priv *ssm2602;
612 int ret;
613
614 ssm2602 = kzalloc(sizeof(struct ssm2602_priv), GFP_KERNEL);
615 if (ssm2602 == NULL)
616 return -ENOMEM;
617
618 spi_set_drvdata(spi, ssm2602);
619 ssm2602->control_type = SND_SOC_SPI;
620 ssm2602->type = SSM2602;
621
622 ret = snd_soc_register_codec(&spi->dev,
623 &soc_codec_dev_ssm2602, &ssm2602_dai, 1);
624 if (ret < 0)
625 kfree(ssm2602);
620 return ret; 626 return ret;
621} 627}
622 628
623static struct snd_soc_device *ssm2602_socdev; 629static int __devexit ssm2602_spi_remove(struct spi_device *spi)
630{
631 snd_soc_unregister_codec(&spi->dev);
632 kfree(spi_get_drvdata(spi));
633 return 0;
634}
635
636static struct spi_driver ssm2602_spi_driver = {
637 .driver = {
638 .name = "ssm2602",
639 .owner = THIS_MODULE,
640 },
641 .probe = ssm2602_spi_probe,
642 .remove = __devexit_p(ssm2602_spi_remove),
643};
644#endif
624 645
625#if defined(CONFIG_I2C) || defined(CONFIG_I2C_MODULE) 646#if defined(CONFIG_I2C) || defined(CONFIG_I2C_MODULE)
626/* 647/*
@@ -629,162 +650,87 @@ static struct snd_soc_device *ssm2602_socdev;
629 * low = 0x1a 650 * low = 0x1a
630 * high = 0x1b 651 * high = 0x1b
631 */ 652 */
632static int ssm2602_i2c_probe(struct i2c_client *i2c, 653static int __devinit ssm2602_i2c_probe(struct i2c_client *i2c,
633 const struct i2c_device_id *id) 654 const struct i2c_device_id *id)
634{ 655{
635 struct snd_soc_device *socdev = ssm2602_socdev; 656 struct ssm2602_priv *ssm2602;
636 struct snd_soc_codec *codec = socdev->card->codec;
637 int ret; 657 int ret;
638 658
639 i2c_set_clientdata(i2c, codec); 659 ssm2602 = kzalloc(sizeof(struct ssm2602_priv), GFP_KERNEL);
640 codec->control_data = i2c; 660 if (ssm2602 == NULL)
661 return -ENOMEM;
641 662
642 ret = ssm2602_init(socdev); 663 i2c_set_clientdata(i2c, ssm2602);
643 if (ret < 0) 664 ssm2602->control_type = SND_SOC_I2C;
644 pr_err("failed to initialise SSM2602\n"); 665 ssm2602->type = id->driver_data;
645 666
667 ret = snd_soc_register_codec(&i2c->dev,
668 &soc_codec_dev_ssm2602, &ssm2602_dai, 1);
669 if (ret < 0)
670 kfree(ssm2602);
646 return ret; 671 return ret;
647} 672}
648 673
649static int ssm2602_i2c_remove(struct i2c_client *client) 674static int __devexit ssm2602_i2c_remove(struct i2c_client *client)
650{ 675{
651 struct snd_soc_codec *codec = i2c_get_clientdata(client); 676 snd_soc_unregister_codec(&client->dev);
652 kfree(codec->reg_cache); 677 kfree(i2c_get_clientdata(client));
653 return 0; 678 return 0;
654} 679}
655 680
656static const struct i2c_device_id ssm2602_i2c_id[] = { 681static const struct i2c_device_id ssm2602_i2c_id[] = {
657 { "ssm2602", 0 }, 682 { "ssm2602", SSM2602 },
683 { "ssm2603", SSM2602 },
684 { "ssm2604", SSM2604 },
658 { } 685 { }
659}; 686};
660MODULE_DEVICE_TABLE(i2c, ssm2602_i2c_id); 687MODULE_DEVICE_TABLE(i2c, ssm2602_i2c_id);
688
661/* corgi i2c codec control layer */ 689/* corgi i2c codec control layer */
662static struct i2c_driver ssm2602_i2c_driver = { 690static struct i2c_driver ssm2602_i2c_driver = {
663 .driver = { 691 .driver = {
664 .name = "SSM2602 I2C Codec", 692 .name = "ssm2602",
665 .owner = THIS_MODULE, 693 .owner = THIS_MODULE,
666 }, 694 },
667 .probe = ssm2602_i2c_probe, 695 .probe = ssm2602_i2c_probe,
668 .remove = ssm2602_i2c_remove, 696 .remove = __devexit_p(ssm2602_i2c_remove),
669 .id_table = ssm2602_i2c_id, 697 .id_table = ssm2602_i2c_id,
670}; 698};
671
672static int ssm2602_add_i2c_device(struct platform_device *pdev,
673 const struct ssm2602_setup_data *setup)
674{
675 struct i2c_board_info info;
676 struct i2c_adapter *adapter;
677 struct i2c_client *client;
678 int ret;
679
680 ret = i2c_add_driver(&ssm2602_i2c_driver);
681 if (ret != 0) {
682 dev_err(&pdev->dev, "can't add i2c driver\n");
683 return ret;
684 }
685 memset(&info, 0, sizeof(struct i2c_board_info));
686 info.addr = setup->i2c_address;
687 strlcpy(info.type, "ssm2602", I2C_NAME_SIZE);
688 adapter = i2c_get_adapter(setup->i2c_bus);
689 if (!adapter) {
690 dev_err(&pdev->dev, "can't get i2c adapter %d\n",
691 setup->i2c_bus);
692 goto err_driver;
693 }
694 client = i2c_new_device(adapter, &info);
695 i2c_put_adapter(adapter);
696 if (!client) {
697 dev_err(&pdev->dev, "can't add i2c device at 0x%x\n",
698 (unsigned int)info.addr);
699 goto err_driver;
700 }
701 return 0;
702err_driver:
703 i2c_del_driver(&ssm2602_i2c_driver);
704 return -ENODEV;
705}
706#endif 699#endif
707 700
708static int ssm2602_probe(struct platform_device *pdev) 701
702static int __init ssm2602_modinit(void)
709{ 703{
710 struct snd_soc_device *socdev = platform_get_drvdata(pdev);
711 struct ssm2602_setup_data *setup;
712 struct snd_soc_codec *codec;
713 struct ssm2602_priv *ssm2602;
714 int ret = 0; 704 int ret = 0;
715 705
716 pr_info("ssm2602 Audio Codec %s", SSM2602_VERSION); 706#if defined(CONFIG_SPI_MASTER)
717 707 ret = spi_register_driver(&ssm2602_spi_driver);
718 setup = socdev->codec_data; 708 if (ret)
719 codec = kzalloc(sizeof(struct snd_soc_codec), GFP_KERNEL); 709 return ret;
720 if (codec == NULL) 710#endif
721 return -ENOMEM;
722
723 ssm2602 = kzalloc(sizeof(struct ssm2602_priv), GFP_KERNEL);
724 if (ssm2602 == NULL) {
725 kfree(codec);
726 return -ENOMEM;
727 }
728
729 snd_soc_codec_set_drvdata(codec, ssm2602);
730 socdev->card->codec = codec;
731 mutex_init(&codec->mutex);
732 INIT_LIST_HEAD(&codec->dapm_widgets);
733 INIT_LIST_HEAD(&codec->dapm_paths);
734 711
735 ssm2602_socdev = socdev;
736#if defined(CONFIG_I2C) || defined(CONFIG_I2C_MODULE) 712#if defined(CONFIG_I2C) || defined(CONFIG_I2C_MODULE)
737 if (setup->i2c_address) { 713 ret = i2c_add_driver(&ssm2602_i2c_driver);
738 codec->hw_write = (hw_write_t)i2c_master_send; 714 if (ret)
739 ret = ssm2602_add_i2c_device(pdev, setup); 715 return ret;
740 }
741#else
742 /* other interfaces */
743#endif 716#endif
717
744 return ret; 718 return ret;
745} 719}
720module_init(ssm2602_modinit);
746 721
747/* remove everything here */ 722static void __exit ssm2602_exit(void)
748static int ssm2602_remove(struct platform_device *pdev)
749{ 723{
750 struct snd_soc_device *socdev = platform_get_drvdata(pdev); 724#if defined(CONFIG_SPI_MASTER)
751 struct snd_soc_codec *codec = socdev->card->codec; 725 spi_unregister_driver(&ssm2602_spi_driver);
752 726#endif
753 if (codec->control_data)
754 ssm2602_set_bias_level(codec, SND_SOC_BIAS_OFF);
755 727
756 snd_soc_free_pcms(socdev);
757 snd_soc_dapm_free(socdev);
758#if defined(CONFIG_I2C) || defined(CONFIG_I2C_MODULE) 728#if defined(CONFIG_I2C) || defined(CONFIG_I2C_MODULE)
759 i2c_unregister_device(codec->control_data);
760 i2c_del_driver(&ssm2602_i2c_driver); 729 i2c_del_driver(&ssm2602_i2c_driver);
761#endif 730#endif
762 kfree(snd_soc_codec_get_drvdata(codec));
763 kfree(codec);
764
765 return 0;
766}
767
768struct snd_soc_codec_device soc_codec_dev_ssm2602 = {
769 .probe = ssm2602_probe,
770 .remove = ssm2602_remove,
771 .suspend = ssm2602_suspend,
772 .resume = ssm2602_resume,
773};
774EXPORT_SYMBOL_GPL(soc_codec_dev_ssm2602);
775
776static int __init ssm2602_modinit(void)
777{
778 return snd_soc_register_dai(&ssm2602_dai);
779}
780module_init(ssm2602_modinit);
781
782static void __exit ssm2602_exit(void)
783{
784 snd_soc_unregister_dai(&ssm2602_dai);
785} 731}
786module_exit(ssm2602_exit); 732module_exit(ssm2602_exit);
787 733
788MODULE_DESCRIPTION("ASoC ssm2602 driver"); 734MODULE_DESCRIPTION("ASoC SSM2602/SSM2603/SSM2604 driver");
789MODULE_AUTHOR("Cliff Cai"); 735MODULE_AUTHOR("Cliff Cai");
790MODULE_LICENSE("GPL"); 736MODULE_LICENSE("GPL");
generated by cgit v1.2.2 (git 2.25.0) at 2025-04-05 10:43:06 -0400