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Commit 35ecf7cd authored by Mark Brown's avatar Mark Brown
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ASoC: wm8961: Convert to direct regmap API usage 

Signed-off-by: default avatarMark Brown <broonie@opensource.wolfsonmicro.com>
parent 37061631
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Showing with 161 additions and 265 deletions
sound/soc/codecs/wm8961.c
View file @ 35ecf7cd
......@@ -19,6 +19,7 @@
#include <linux/delay.h>
#include <linux/pm.h>
#include <linux/i2c.h>
#include <linux/regmap.h>
#include <linux/slab.h>
#include <sound/core.h>
#include <sound/pcm.h>
......@@ -31,277 +32,158 @@
#define WM8961_MAX_REGISTER 0xFC
static u16 wm8961_reg_defaults[] = {
0x009F, /* R0 - Left Input volume */
0x009F, /* R1 - Right Input volume */
0x0000, /* R2 - LOUT1 volume */
0x0000, /* R3 - ROUT1 volume */
0x0020, /* R4 - Clocking1 */
0x0008, /* R5 - ADC & DAC Control 1 */
0x0000, /* R6 - ADC & DAC Control 2 */
0x000A, /* R7 - Audio Interface 0 */
0x01F4, /* R8 - Clocking2 */
0x0000, /* R9 - Audio Interface 1 */
0x00FF, /* R10 - Left DAC volume */
0x00FF, /* R11 - Right DAC volume */
0x0000, /* R12 */
0x0000, /* R13 */
0x0040, /* R14 - Audio Interface 2 */
0x0000, /* R15 - Software Reset */
0x0000, /* R16 */
0x007B, /* R17 - ALC1 */
0x0000, /* R18 - ALC2 */
0x0032, /* R19 - ALC3 */
0x0000, /* R20 - Noise Gate */
0x00C0, /* R21 - Left ADC volume */
0x00C0, /* R22 - Right ADC volume */
0x0120, /* R23 - Additional control(1) */
0x0000, /* R24 - Additional control(2) */
0x0000, /* R25 - Pwr Mgmt (1) */
0x0000, /* R26 - Pwr Mgmt (2) */
0x0000, /* R27 - Additional Control (3) */
0x0000, /* R28 - Anti-pop */
0x0000, /* R29 */
0x005F, /* R30 - Clocking 3 */
0x0000, /* R31 */
0x0000, /* R32 - ADCL signal path */
0x0000, /* R33 - ADCR signal path */
0x0000, /* R34 */
0x0000, /* R35 */
0x0000, /* R36 */
0x0000, /* R37 */
0x0000, /* R38 */
0x0000, /* R39 */
0x0000, /* R40 - LOUT2 volume */
0x0000, /* R41 - ROUT2 volume */
0x0000, /* R42 */
0x0000, /* R43 */
0x0000, /* R44 */
0x0000, /* R45 */
0x0000, /* R46 */
0x0000, /* R47 - Pwr Mgmt (3) */
0x0023, /* R48 - Additional Control (4) */
0x0000, /* R49 - Class D Control 1 */
0x0000, /* R50 */
0x0003, /* R51 - Class D Control 2 */
0x0000, /* R52 */
0x0000, /* R53 */
0x0000, /* R54 */
0x0000, /* R55 */
0x0106, /* R56 - Clocking 4 */
0x0000, /* R57 - DSP Sidetone 0 */
0x0000, /* R58 - DSP Sidetone 1 */
0x0000, /* R59 */
0x0000, /* R60 - DC Servo 0 */
0x0000, /* R61 - DC Servo 1 */
0x0000, /* R62 */
0x015E, /* R63 - DC Servo 3 */
0x0010, /* R64 */
0x0010, /* R65 - DC Servo 5 */
0x0000, /* R66 */
0x0001, /* R67 */
0x0003, /* R68 - Analogue PGA Bias */
0x0000, /* R69 - Analogue HP 0 */
0x0060, /* R70 */
0x01FB, /* R71 - Analogue HP 2 */
0x0000, /* R72 - Charge Pump 1 */
0x0065, /* R73 */
0x005F, /* R74 */
0x0059, /* R75 */
0x006B, /* R76 */
0x0038, /* R77 */
0x000C, /* R78 */
0x000A, /* R79 */
0x006B, /* R80 */
0x0000, /* R81 */
0x0000, /* R82 - Charge Pump B */
0x0087, /* R83 */
0x0000, /* R84 */
0x005C, /* R85 */
0x0000, /* R86 */
0x0000, /* R87 - Write Sequencer 1 */
0x0000, /* R88 - Write Sequencer 2 */
0x0000, /* R89 - Write Sequencer 3 */
0x0000, /* R90 - Write Sequencer 4 */
0x0000, /* R91 - Write Sequencer 5 */
0x0000, /* R92 - Write Sequencer 6 */
0x0000, /* R93 - Write Sequencer 7 */
0x0000, /* R94 */
0x0000, /* R95 */
0x0000, /* R96 */
0x0000, /* R97 */
0x0000, /* R98 */
0x0000, /* R99 */
0x0000, /* R100 */
0x0000, /* R101 */
0x0000, /* R102 */
0x0000, /* R103 */
0x0000, /* R104 */
0x0000, /* R105 */
0x0000, /* R106 */
0x0000, /* R107 */
0x0000, /* R108 */
0x0000, /* R109 */
0x0000, /* R110 */
0x0000, /* R111 */
0x0000, /* R112 */
0x0000, /* R113 */
0x0000, /* R114 */
0x0000, /* R115 */
0x0000, /* R116 */
0x0000, /* R117 */
0x0000, /* R118 */
0x0000, /* R119 */
0x0000, /* R120 */
0x0000, /* R121 */
0x0000, /* R122 */
0x0000, /* R123 */
0x0000, /* R124 */
0x0000, /* R125 */
0x0000, /* R126 */
0x0000, /* R127 */
0x0000, /* R128 */
0x0000, /* R129 */
0x0000, /* R130 */
0x0000, /* R131 */
0x0000, /* R132 */
0x0000, /* R133 */
0x0000, /* R134 */
0x0000, /* R135 */
0x0000, /* R136 */
0x0000, /* R137 */
0x0000, /* R138 */
0x0000, /* R139 */
0x0000, /* R140 */
0x0000, /* R141 */
0x0000, /* R142 */
0x0000, /* R143 */
0x0000, /* R144 */
0x0000, /* R145 */
0x0000, /* R146 */
0x0000, /* R147 */
0x0000, /* R148 */
0x0000, /* R149 */
0x0000, /* R150 */
0x0000, /* R151 */
0x0000, /* R152 */
0x0000, /* R153 */
0x0000, /* R154 */
0x0000, /* R155 */
0x0000, /* R156 */
0x0000, /* R157 */
0x0000, /* R158 */
0x0000, /* R159 */
0x0000, /* R160 */
0x0000, /* R161 */
0x0000, /* R162 */
0x0000, /* R163 */
0x0000, /* R164 */
0x0000, /* R165 */
0x0000, /* R166 */
0x0000, /* R167 */
0x0000, /* R168 */
0x0000, /* R169 */
0x0000, /* R170 */
0x0000, /* R171 */
0x0000, /* R172 */
0x0000, /* R173 */
0x0000, /* R174 */
0x0000, /* R175 */
0x0000, /* R176 */
0x0000, /* R177 */
0x0000, /* R178 */
0x0000, /* R179 */
0x0000, /* R180 */
0x0000, /* R181 */
0x0000, /* R182 */
0x0000, /* R183 */
0x0000, /* R184 */
0x0000, /* R185 */
0x0000, /* R186 */
0x0000, /* R187 */
0x0000, /* R188 */
0x0000, /* R189 */
0x0000, /* R190 */
0x0000, /* R191 */
0x0000, /* R192 */
0x0000, /* R193 */
0x0000, /* R194 */
0x0000, /* R195 */
0x0030, /* R196 */
0x0006, /* R197 */
0x0000, /* R198 */
0x0060, /* R199 */
0x0000, /* R200 */
0x003F, /* R201 */
0x0000, /* R202 */
0x0000, /* R203 */
0x0000, /* R204 */
0x0001, /* R205 */
0x0000, /* R206 */
0x0181, /* R207 */
0x0005, /* R208 */
0x0008, /* R209 */
0x0008, /* R210 */
0x0000, /* R211 */
0x013B, /* R212 */
0x0000, /* R213 */
0x0000, /* R214 */
0x0000, /* R215 */
0x0000, /* R216 */
0x0070, /* R217 */
0x0000, /* R218 */
0x0000, /* R219 */
0x0000, /* R220 */
0x0000, /* R221 */
0x0000, /* R222 */
0x0003, /* R223 */
0x0000, /* R224 */
0x0000, /* R225 */
0x0001, /* R226 */
0x0008, /* R227 */
0x0000, /* R228 */
0x0000, /* R229 */
0x0000, /* R230 */
0x0000, /* R231 */
0x0004, /* R232 */
0x0000, /* R233 */
0x0000, /* R234 */
0x0000, /* R235 */
0x0000, /* R236 */
0x0000, /* R237 */
0x0080, /* R238 */
0x0000, /* R239 */
0x0000, /* R240 */
0x0000, /* R241 */
0x0000, /* R242 */
0x0000, /* R243 */
0x0000, /* R244 */
0x0052, /* R245 */
0x0110, /* R246 */
0x0040, /* R247 */
0x0000, /* R248 */
0x0030, /* R249 */
0x0000, /* R250 */
0x0000, /* R251 */
0x0001, /* R252 - General test 1 */
static const struct reg_default wm8961_reg_defaults[] = {
{ 0, 0x009F }, /* R0 - Left Input volume */
{ 1, 0x009F }, /* R1 - Right Input volume */
{ 2, 0x0000 }, /* R2 - LOUT1 volume */
{ 3, 0x0000 }, /* R3 - ROUT1 volume */
{ 4, 0x0020 }, /* R4 - Clocking1 */
{ 5, 0x0008 }, /* R5 - ADC & DAC Control 1 */
{ 6, 0x0000 }, /* R6 - ADC & DAC Control 2 */
{ 7, 0x000A }, /* R7 - Audio Interface 0 */
{ 8, 0x01F4 }, /* R8 - Clocking2 */
{ 9, 0x0000 }, /* R9 - Audio Interface 1 */
{ 10, 0x00FF }, /* R10 - Left DAC volume */
{ 11, 0x00FF }, /* R11 - Right DAC volume */
{ 14, 0x0040 }, /* R14 - Audio Interface 2 */
{ 17, 0x007B }, /* R17 - ALC1 */
{ 18, 0x0000 }, /* R18 - ALC2 */
{ 19, 0x0032 }, /* R19 - ALC3 */
{ 20, 0x0000 }, /* R20 - Noise Gate */
{ 21, 0x00C0 }, /* R21 - Left ADC volume */
{ 22, 0x00C0 }, /* R22 - Right ADC volume */
{ 23, 0x0120 }, /* R23 - Additional control(1) */
{ 24, 0x0000 }, /* R24 - Additional control(2) */
{ 25, 0x0000 }, /* R25 - Pwr Mgmt (1) */
{ 26, 0x0000 }, /* R26 - Pwr Mgmt (2) */
{ 27, 0x0000 }, /* R27 - Additional Control (3) */
{ 28, 0x0000 }, /* R28 - Anti-pop */
{ 30, 0x005F }, /* R30 - Clocking 3 */
{ 32, 0x0000 }, /* R32 - ADCL signal path */
{ 33, 0x0000 }, /* R33 - ADCR signal path */
{ 40, 0x0000 }, /* R40 - LOUT2 volume */
{ 41, 0x0000 }, /* R41 - ROUT2 volume */
{ 47, 0x0000 }, /* R47 - Pwr Mgmt (3) */
{ 48, 0x0023 }, /* R48 - Additional Control (4) */
{ 49, 0x0000 }, /* R49 - Class D Control 1 */
{ 51, 0x0003 }, /* R51 - Class D Control 2 */
{ 56, 0x0106 }, /* R56 - Clocking 4 */
{ 57, 0x0000 }, /* R57 - DSP Sidetone 0 */
{ 58, 0x0000 }, /* R58 - DSP Sidetone 1 */
{ 60, 0x0000 }, /* R60 - DC Servo 0 */
{ 61, 0x0000 }, /* R61 - DC Servo 1 */
{ 63, 0x015E }, /* R63 - DC Servo 3 */
{ 65, 0x0010 }, /* R65 - DC Servo 5 */
{ 68, 0x0003 }, /* R68 - Analogue PGA Bias */
{ 69, 0x0000 }, /* R69 - Analogue HP 0 */
{ 71, 0x01FB }, /* R71 - Analogue HP 2 */
{ 72, 0x0000 }, /* R72 - Charge Pump 1 */
{ 82, 0x0000 }, /* R82 - Charge Pump B */
{ 87, 0x0000 }, /* R87 - Write Sequencer 1 */
{ 88, 0x0000 }, /* R88 - Write Sequencer 2 */
{ 89, 0x0000 }, /* R89 - Write Sequencer 3 */
{ 90, 0x0000 }, /* R90 - Write Sequencer 4 */
{ 91, 0x0000 }, /* R91 - Write Sequencer 5 */
{ 92, 0x0000 }, /* R92 - Write Sequencer 6 */
{ 93, 0x0000 }, /* R93 - Write Sequencer 7 */
{ 252, 0x0001 }, /* R252 - General test 1 */
};
struct wm8961_priv {
enum snd_soc_control_type control_type;
struct regmap *regmap;
int sysclk;
};
static int wm8961_volatile_register(struct snd_soc_codec *codec, unsigned int reg)
static bool wm8961_volatile(struct device *dev, unsigned int reg)
{
switch (reg) {
case WM8961_SOFTWARE_RESET:
case WM8961_WRITE_SEQUENCER_7:
case WM8961_DC_SERVO_1:
return 1;
return true;
default:
return 0;
return false;
}
}
static bool wm8961_readable(struct device *dev, unsigned int reg)
{
switch (reg) {
case WM8961_LEFT_INPUT_VOLUME:
case WM8961_RIGHT_INPUT_VOLUME:
case WM8961_LOUT1_VOLUME:
case WM8961_ROUT1_VOLUME:
case WM8961_CLOCKING1:
case WM8961_ADC_DAC_CONTROL_1:
case WM8961_ADC_DAC_CONTROL_2:
case WM8961_AUDIO_INTERFACE_0:
case WM8961_CLOCKING2:
case WM8961_AUDIO_INTERFACE_1:
case WM8961_LEFT_DAC_VOLUME:
case WM8961_RIGHT_DAC_VOLUME:
case WM8961_AUDIO_INTERFACE_2:
case WM8961_SOFTWARE_RESET:
case WM8961_ALC1:
case WM8961_ALC2:
case WM8961_ALC3:
case WM8961_NOISE_GATE:
case WM8961_LEFT_ADC_VOLUME:
case WM8961_RIGHT_ADC_VOLUME:
case WM8961_ADDITIONAL_CONTROL_1:
case WM8961_ADDITIONAL_CONTROL_2:
case WM8961_PWR_MGMT_1:
case WM8961_PWR_MGMT_2:
case WM8961_ADDITIONAL_CONTROL_3:
case WM8961_ANTI_POP:
case WM8961_CLOCKING_3:
case WM8961_ADCL_SIGNAL_PATH:
case WM8961_ADCR_SIGNAL_PATH:
case WM8961_LOUT2_VOLUME:
case WM8961_ROUT2_VOLUME:
case WM8961_PWR_MGMT_3:
case WM8961_ADDITIONAL_CONTROL_4:
case WM8961_CLASS_D_CONTROL_1:
case WM8961_CLASS_D_CONTROL_2:
case WM8961_CLOCKING_4:
case WM8961_DSP_SIDETONE_0:
case WM8961_DSP_SIDETONE_1:
case WM8961_DC_SERVO_0:
case WM8961_DC_SERVO_1:
case WM8961_DC_SERVO_3:
case WM8961_DC_SERVO_5:
case WM8961_ANALOGUE_PGA_BIAS:
case WM8961_ANALOGUE_HP_0:
case WM8961_ANALOGUE_HP_2:
case WM8961_CHARGE_PUMP_1:
case WM8961_CHARGE_PUMP_B:
case WM8961_WRITE_SEQUENCER_1:
case WM8961_WRITE_SEQUENCER_2:
case WM8961_WRITE_SEQUENCER_3:
case WM8961_WRITE_SEQUENCER_4:
case WM8961_WRITE_SEQUENCER_5:
case WM8961_WRITE_SEQUENCER_6:
case WM8961_WRITE_SEQUENCER_7:
case WM8961_GENERAL_TEST_1:
return true;
default:
return false;
}
}
......@@ -958,11 +840,12 @@ static struct snd_soc_dai_driver wm8961_dai = {
static int wm8961_probe(struct snd_soc_codec *codec)
{
struct wm8961_priv *wm8961 = snd_soc_codec_get_drvdata(codec);
struct snd_soc_dapm_context *dapm = &codec->dapm;
int ret = 0;
u16 reg;
ret = snd_soc_codec_set_cache_io(codec, 8, 16, SND_SOC_I2C);
ret = snd_soc_codec_set_cache_io(codec, 8, 16, SND_SOC_REGMAP);
if (ret != 0) {
dev_err(codec->dev, "Failed to set cache I/O: %d\n", ret);
return ret;
......@@ -975,9 +858,9 @@ static int wm8961_probe(struct snd_soc_codec *codec)
}
/* This isn't volatile - readback doesn't correspond to write */
codec->cache_bypass = 1;
regcache_cache_bypass(wm8961->regmap, true);
reg = snd_soc_read(codec, WM8961_RIGHT_INPUT_VOLUME);
codec->cache_bypass = 0;
regcache_cache_bypass(wm8961->regmap, false);
dev_info(codec->dev, "WM8961 family %d revision %c\n",
(reg & WM8961_DEVICE_ID_MASK) >> WM8961_DEVICE_ID_SHIFT,
((reg & WM8961_CHIP_REV_MASK) >> WM8961_CHIP_REV_SHIFT)
......@@ -1066,10 +949,19 @@ static struct snd_soc_codec_driver soc_codec_dev_wm8961 = {
.suspend = wm8961_suspend,
.resume = wm8961_resume,
.set_bias_level = wm8961_set_bias_level,
.reg_cache_size = ARRAY_SIZE(wm8961_reg_defaults),
.reg_word_size = sizeof(u16),
.reg_cache_default = wm8961_reg_defaults,
.volatile_register = wm8961_volatile_register,
};
static const struct regmap_config wm8961_regmap = {
.reg_bits = 8,
.val_bits = 16,
.max_register = WM8961_MAX_REGISTER,
.reg_defaults = wm8961_reg_defaults,
.num_reg_defaults = ARRAY_SIZE(wm8961_reg_defaults),
.cache_type = REGCACHE_RBTREE,
.volatile_reg = wm8961_volatile,
.readable_reg = wm8961_readable,
};
static __devinit int wm8961_i2c_probe(struct i2c_client *i2c,
......@@ -1083,6 +975,10 @@ static __devinit int wm8961_i2c_probe(struct i2c_client *i2c,
if (wm8961 == NULL)
return -ENOMEM;
wm8961->regmap = devm_regmap_init_i2c(i2c, &wm8961_regmap);
if (IS_ERR(wm8961->regmap))
return PTR_ERR(wm8961->regmap);
i2c_set_clientdata(i2c, wm8961);
ret = snd_soc_register_codec(&i2c->dev,
......
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