#include <linux/delay.h>
#include <linux/pm.h>
#include <linux/i2c.h>
+#include <linux/of_device.h>
#include <linux/platform_device.h>
#include <linux/spi/spi.h>
#include <linux/slab.h>
int ratio_shift, master;
int i;
- iface = 0;
-
switch (dai->driver->id) {
case WM8776_DAI_DAC:
iface_reg = WM8776_DACIFCTRL;
return -EINVAL;
}
-
/* Set word length */
- switch (params_format(params)) {
- case SNDRV_PCM_FORMAT_S16_LE:
- break;
- case SNDRV_PCM_FORMAT_S20_3LE:
- iface |= 0x10;
+ switch (snd_pcm_format_width(params_format(params))) {
+ case 16:
+ iface = 0;
+ case 20:
+ iface = 0x10;
break;
- case SNDRV_PCM_FORMAT_S24_LE:
- iface |= 0x20;
+ case 24:
+ iface = 0x20;
break;
- case SNDRV_PCM_FORMAT_S32_LE:
- iface |= 0x30;
+ case 32:
+ iface = 0x30;
break;
+ default:
+ dev_err(codec->dev, "Unsupported sample size: %i\n",
+ snd_pcm_format_width(params_format(params)));
+ return -EINVAL;
}
/* Only need to set MCLK/LRCLK ratio if we're master */
break;
case SND_SOC_BIAS_STANDBY:
if (codec->dapm.bias_level == SND_SOC_BIAS_OFF) {
+ snd_soc_cache_sync(codec);
+
/* Disable the global powerdown; DAPM does the rest */
snd_soc_update_bits(codec, WM8776_PWRDOWN, 1, 0);
}
return 0;
}
-#define WM8776_RATES (SNDRV_PCM_RATE_32000 | SNDRV_PCM_RATE_44100 |\
- SNDRV_PCM_RATE_48000 | SNDRV_PCM_RATE_88200 |\
- SNDRV_PCM_RATE_96000)
-
-
#define WM8776_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S20_3LE |\
SNDRV_PCM_FMTBIT_S24_LE | SNDRV_PCM_FMTBIT_S32_LE)
.stream_name = "Playback",
.channels_min = 2,
.channels_max = 2,
- .rates = WM8776_RATES,
+ .rates = SNDRV_PCM_RATE_CONTINUOUS,
+ .rate_min = 32000,
+ .rate_max = 192000,
.formats = WM8776_FORMATS,
},
.ops = &wm8776_dac_ops,
.stream_name = "Capture",
.channels_min = 2,
.channels_max = 2,
- .rates = WM8776_RATES,
+ .rates = SNDRV_PCM_RATE_CONTINUOUS,
+ .rate_min = 32000,
+ .rate_max = 96000,
.formats = WM8776_FORMATS,
},
.ops = &wm8776_adc_ops,
static int wm8776_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(wm8776_reg); i++) {
- if (cache[i] == wm8776_reg[i])
- continue;
- data[0] = (i << 1) | ((cache[i] >> 8) & 0x0001);
- data[1] = cache[i] & 0x00ff;
- codec->hw_write(codec->control_data, data, 2);
- }
-
wm8776_set_bias_level(codec, SND_SOC_BIAS_STANDBY);
-
return 0;
}
#else
.reg_cache_default = wm8776_reg,
};
+static const struct of_device_id wm8776_of_match[] = {
+ { .compatible = "wlf,wm8776", },
+ { }
+};
+MODULE_DEVICE_TABLE(of, wm8776_of_match);
+
#if defined(CONFIG_SPI_MASTER)
static int __devinit wm8776_spi_probe(struct spi_device *spi)
{
.driver = {
.name = "wm8776",
.owner = THIS_MODULE,
+ .of_match_table = wm8776_of_match,
},
.probe = wm8776_spi_probe,
.remove = __devexit_p(wm8776_spi_remove),
.driver = {
.name = "wm8776",
.owner = THIS_MODULE,
+ .of_match_table = wm8776_of_match,
},
.probe = wm8776_i2c_probe,
.remove = __devexit_p(wm8776_i2c_remove),