Signed-off-by: Mark Brown broonie@opensource.wolfsonmicro.com --- sound/soc/codecs/wm8960.c | 107 +++++++++++++++++++++++++++++++++++---------- 1 file changed, 84 insertions(+), 23 deletions(-)

diff --git a/sound/soc/codecs/wm8960.c b/sound/soc/codecs/wm8960.c index 804f411..7cb0d07c 100644 --- a/sound/soc/codecs/wm8960.c +++ b/sound/soc/codecs/wm8960.c @@ -52,25 +52,72 @@ * We can't read the WM8960 register space when we are * using 2 wire for device control, so we cache them instead. */ -static const u16 wm8960_reg[WM8960_CACHEREGNUM] = { - 0x0097, 0x0097, 0x0000, 0x0000, - 0x0000, 0x0008, 0x0000, 0x000a, - 0x01c0, 0x0000, 0x00ff, 0x00ff, - 0x0000, 0x0000, 0x0000, 0x0000, - 0x0000, 0x007b, 0x0100, 0x0032, - 0x0000, 0x00c3, 0x00c3, 0x01c0, - 0x0000, 0x0000, 0x0000, 0x0000, - 0x0000, 0x0000, 0x0000, 0x0000, - 0x0100, 0x0100, 0x0050, 0x0050, - 0x0050, 0x0050, 0x0000, 0x0000, - 0x0000, 0x0000, 0x0040, 0x0000, - 0x0000, 0x0050, 0x0050, 0x0000, - 0x0002, 0x0037, 0x004d, 0x0080, - 0x0008, 0x0031, 0x0026, 0x00e9, +static const struct reg_default wm8960_reg_defaults[] = { + { 0x0, 0x0097 }, + { 0x1, 0x0097 }, + { 0x2, 0x0000 }, + { 0x3, 0x0000 }, + { 0x4, 0x0000 }, + { 0x5, 0x0008 }, + { 0x6, 0x0000 }, + { 0x7, 0x000a }, + { 0x8, 0x01c0 }, + { 0x9, 0x0000 }, + { 0xa, 0x00ff }, + { 0xb, 0x00ff }, + + { 0x10, 0x0000 }, + { 0x11, 0x007b }, + { 0x12, 0x0100 }, + { 0x13, 0x0032 }, + { 0x14, 0x0000 }, + { 0x15, 0x00c3 }, + { 0x16, 0x00c3 }, + { 0x17, 0x01c0 }, + { 0x18, 0x0000 }, + { 0x19, 0x0000 }, + { 0x1a, 0x0000 }, + { 0x1b, 0x0000 }, + { 0x1c, 0x0000 }, + { 0x1d, 0x0000 }, + + { 0x20, 0x0100 }, + { 0x21, 0x0100 }, + { 0x22, 0x0050 }, + + { 0x25, 0x0050 }, + { 0x26, 0x0000 }, + { 0x27, 0x0000 }, + { 0x28, 0x0000 }, + { 0x29, 0x0000 }, + { 0x2a, 0x0040 }, + { 0x2b, 0x0000 }, + { 0x2c, 0x0000 }, + { 0x2d, 0x0050 }, + { 0x2e, 0x0050 }, + { 0x2f, 0x0000 }, + { 0x30, 0x0002 }, + { 0x31, 0x0037 }, + + { 0x33, 0x0080 }, + { 0x34, 0x0008 }, + { 0x35, 0x0031 }, + { 0x36, 0x0026 }, + { 0x37, 0x00e9 }, };

+static bool wm8960_volatile(struct device *dev, unsigned int reg) +{ + switch (reg) { + case WM8960_RESET: + return true; + default: + return false; + } +} + struct wm8960_priv { - enum snd_soc_control_type control_type; + struct regmap *regmap; int (*set_bias_level)(struct snd_soc_codec *, enum snd_soc_bias_level level); struct snd_soc_dapm_widget *lout1; @@ -555,6 +602,8 @@ static int wm8960_mute(struct snd_soc_dai *dai, int mute) static int wm8960_set_bias_level_out3(struct snd_soc_codec *codec, enum snd_soc_bias_level level) { + struct wm8960_priv *wm8960 = snd_soc_codec_get_drvdata(codec); + switch (level) { case SND_SOC_BIAS_ON: break; @@ -566,7 +615,7 @@ static int wm8960_set_bias_level_out3(struct snd_soc_codec *codec,

case SND_SOC_BIAS_STANDBY: if (codec->dapm.bias_level == SND_SOC_BIAS_OFF) { - snd_soc_cache_sync(codec); + regcache_sync(wm8960->regmap);

/* Enable anti-pop features */ snd_soc_write(codec, WM8960_APOP1, @@ -667,7 +716,7 @@ static int wm8960_set_bias_level_capless(struct snd_soc_codec *codec, break;

case SND_SOC_BIAS_OFF: - snd_soc_cache_sync(codec); + regcache_sync(wm8960->regmap); break; default: break; @@ -915,7 +964,7 @@ static int wm8960_probe(struct snd_soc_codec *codec) wm8960->set_bias_level = wm8960_set_bias_level_capless; }

- ret = snd_soc_codec_set_cache_io(codec, 7, 9, wm8960->control_type); + ret = snd_soc_codec_set_cache_io(codec, 7, 9, SND_SOC_REGMAP); if (ret < 0) { dev_err(codec->dev, "Failed to set cache I/O: %d\n", ret); return ret; @@ -963,9 +1012,18 @@ static struct snd_soc_codec_driver soc_codec_dev_wm8960 = { .suspend = wm8960_suspend, .resume = wm8960_resume, .set_bias_level = wm8960_set_bias_level, - .reg_cache_size = ARRAY_SIZE(wm8960_reg), - .reg_word_size = sizeof(u16), - .reg_cache_default = wm8960_reg, +}; + +static const struct regmap_config wm8960_regmap = { + .reg_bits = 7, + .val_bits = 9, + .max_register = WM8960_PLL4, + + .reg_defaults = wm8960_reg_defaults, + .num_reg_defaults = ARRAY_SIZE(wm8960_reg_defaults), + .cache_type = REGCACHE_RBTREE, + + .volatile_reg = wm8960_volatile, };

static __devinit int wm8960_i2c_probe(struct i2c_client *i2c, @@ -979,8 +1037,11 @@ static __devinit int wm8960_i2c_probe(struct i2c_client *i2c, if (wm8960 == NULL) return -ENOMEM;

+ wm8960->regmap = regmap_init_i2c(i2c, &wm8960_regmap); + if (IS_ERR(wm8960->regmap)) + return PTR_ERR(wm8960->regmap); + i2c_set_clientdata(i2c, wm8960); - wm8960->control_type = SND_SOC_I2C;

ret = snd_soc_register_codec(&i2c->dev, &soc_codec_dev_wm8960, &wm8960_dai, 1);