diff options
Diffstat (limited to 'sound/soc/codecs/wm8904.c')
| -rw-r--r-- | sound/soc/codecs/wm8904.c | 27 |
1 files changed, 17 insertions, 10 deletions
diff --git a/sound/soc/codecs/wm8904.c b/sound/soc/codecs/wm8904.c index f7c549949c5..4d2d2b1380d 100644 --- a/sound/soc/codecs/wm8904.c +++ b/sound/soc/codecs/wm8904.c @@ -11,6 +11,7 @@ * published by the Free Software Foundation. */ +#include <linux/clk.h> #include <linux/module.h> #include <linux/moduleparam.h> #include <linux/init.h> @@ -49,6 +50,7 @@ static const char *wm8904_supply_names[WM8904_NUM_SUPPLIES] = { /* codec private data */ struct wm8904_priv { struct regmap *regmap; + struct clk *mclk; enum wm8904_type devtype; @@ -1290,16 +1292,16 @@ static int wm8904_hw_params(struct snd_pcm_substream *substream, wm8904->bclk = snd_soc_params_to_bclk(params); } - switch (params_format(params)) { - case SNDRV_PCM_FORMAT_S16_LE: + switch (params_width(params)) { + case 16: break; - case SNDRV_PCM_FORMAT_S20_3LE: + case 20: aif1 |= 0x40; break; - case SNDRV_PCM_FORMAT_S24_LE: + case 24: aif1 |= 0x80; break; - case SNDRV_PCM_FORMAT_S32_LE: + case 32: aif1 |= 0xc0; break; default: @@ -1828,6 +1830,7 @@ static int wm8904_set_bias_level(struct snd_soc_codec *codec, switch (level) { case SND_SOC_BIAS_ON: + clk_prepare_enable(wm8904->mclk); break; case SND_SOC_BIAS_PREPARE: @@ -1894,6 +1897,7 @@ static int wm8904_set_bias_level(struct snd_soc_codec *codec, regulator_bulk_disable(ARRAY_SIZE(wm8904->supplies), wm8904->supplies); + clk_disable_unprepare(wm8904->mclk); break; } codec->dapm.bias_level = level; @@ -2013,12 +2017,8 @@ static void wm8904_handle_pdata(struct snd_soc_codec *codec) /* We need an array of texts for the enum API */ wm8904->drc_texts = kmalloc(sizeof(char *) * pdata->num_drc_cfgs, GFP_KERNEL); - if (!wm8904->drc_texts) { - dev_err(codec->dev, - "Failed to allocate %d DRC config texts\n", - pdata->num_drc_cfgs); + if (!wm8904->drc_texts) return; - } for (i = 0; i < pdata->num_drc_cfgs; i++) wm8904->drc_texts[i] = pdata->drc_cfgs[i].name; @@ -2110,6 +2110,13 @@ static int wm8904_i2c_probe(struct i2c_client *i2c, if (wm8904 == NULL) return -ENOMEM; + wm8904->mclk = devm_clk_get(&i2c->dev, "mclk"); + if (IS_ERR(wm8904->mclk)) { + ret = PTR_ERR(wm8904->mclk); + dev_err(&i2c->dev, "Failed to get MCLK\n"); + return ret; + } + wm8904->regmap = devm_regmap_init_i2c(i2c, &wm8904_regmap); if (IS_ERR(wm8904->regmap)) { ret = PTR_ERR(wm8904->regmap); |