diff options
Diffstat (limited to 'sound/soc/codecs/wm8510.c')
| -rw-r--r-- | sound/soc/codecs/wm8510.c | 21 |
1 files changed, 10 insertions, 11 deletions
diff --git a/sound/soc/codecs/wm8510.c b/sound/soc/codecs/wm8510.c index db0dced74843..07c9cc759e97 100644 --- a/sound/soc/codecs/wm8510.c +++ b/sound/soc/codecs/wm8510.c @@ -20,6 +20,7 @@ #include <linux/platform_device.h> #include <linux/spi/spi.h> #include <linux/slab.h> +#include <linux/of_device.h> #include <sound/core.h> #include <sound/pcm.h> #include <sound/pcm_params.h> @@ -479,6 +480,8 @@ static int wm8510_set_bias_level(struct snd_soc_codec *codec, power1 |= WM8510_POWER1_BIASEN | WM8510_POWER1_BUFIOEN; if (codec->dapm.bias_level == SND_SOC_BIAS_OFF) { + snd_soc_cache_sync(codec); + /* Initial cap charge at VMID 5k */ snd_soc_write(codec, WM8510_POWER1, power1 | 0x3); mdelay(100); @@ -540,18 +543,7 @@ static int wm8510_suspend(struct snd_soc_codec *codec, pm_message_t state) static int wm8510_resume(struct snd_soc_codec *codec) { - int i; - u8 data[2]; - u16 *cache = codec->reg_cache; - - /* Sync reg_cache with the hardware */ - for (i = 0; i < ARRAY_SIZE(wm8510_reg); i++) { - data[0] = (i << 1) | ((cache[i] >> 8) & 0x0001); - data[1] = cache[i] & 0x00ff; - codec->hw_write(codec->control_data, data, 2); - } wm8510_set_bias_level(codec, SND_SOC_BIAS_STANDBY); - return 0; } @@ -598,6 +590,11 @@ static struct snd_soc_codec_driver soc_codec_dev_wm8510 = { .reg_cache_default =wm8510_reg, }; +static const struct of_device_id wm8510_of_match[] = { + { .compatible = "wlf,wm8510" }, + { }, +}; + #if defined(CONFIG_SPI_MASTER) static int __devinit wm8510_spi_probe(struct spi_device *spi) { @@ -628,6 +625,7 @@ static struct spi_driver wm8510_spi_driver = { .driver = { .name = "wm8510", .owner = THIS_MODULE, + .of_match_table = wm8510_of_match, }, .probe = wm8510_spi_probe, .remove = __devexit_p(wm8510_spi_remove), @@ -671,6 +669,7 @@ static struct i2c_driver wm8510_i2c_driver = { .driver = { .name = "wm8510-codec", .owner = THIS_MODULE, + .of_match_table = wm8510_of_match, }, .probe = wm8510_i2c_probe, .remove = __devexit_p(wm8510_i2c_remove), |