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ASoC: wm5110: Add post SYSCLK register patch for rev D chip

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Certain registers require patching after the SYSCLK has been brought up
add support for this into the CODEC driver.

Signed-off-by: Charles Keepax <ckeepax@opensource.wolfsonmicro.com>
Signed-off-by: Mark Brown <broonie@linaro.org>
Cc: stable@vger.kernel.org
This commit is contained in:
Charles Keepax 2013-11-19 10:51:29 +00:00 committed by Mark Brown
parent 9645083ca5
commit f69f86b1ba
1 changed files with 42 additions and 1 deletions
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43
sound/soc/codecs/wm5110.c
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@ -37,6 +37,47 @@ struct wm5110_priv {
struct arizona_fll fll[2];
};
static const struct reg_default wm5110_sysclk_revd_patch[] = {
{ 0x3093, 0x1001 },
{ 0x30E3, 0x1301 },
{ 0x3133, 0x1201 },
{ 0x3183, 0x1501 },
{ 0x31D3, 0x1401 },
};
static int wm5110_sysclk_ev(struct snd_soc_dapm_widget *w,
struct snd_kcontrol *kcontrol, int event)
{
struct snd_soc_codec *codec = w->codec;
struct arizona *arizona = dev_get_drvdata(codec->dev->parent);
struct regmap *regmap = codec->control_data;
const struct reg_default *patch = NULL;
int i, patch_size;
switch (arizona->rev) {
case 3:
patch = wm5110_sysclk_revd_patch;
patch_size = ARRAY_SIZE(wm5110_sysclk_revd_patch);
break;
default:
return 0;
}
switch (event) {
case SND_SOC_DAPM_POST_PMU:
if (patch)
for (i = 0; i < patch_size; i++)
regmap_write(regmap, patch[i].reg,
patch[i].def);
break;
default:
break;
}
return 0;
}
static DECLARE_TLV_DB_SCALE(ana_tlv, 0, 100, 0);
static DECLARE_TLV_DB_SCALE(eq_tlv, -1200, 100, 0);
static DECLARE_TLV_DB_SCALE(digital_tlv, -6400, 50, 0);
@ -400,7 +441,7 @@ static const struct snd_kcontrol_new wm5110_aec_loopback_mux =
static const struct snd_soc_dapm_widget wm5110_dapm_widgets[] = {
SND_SOC_DAPM_SUPPLY("SYSCLK", ARIZONA_SYSTEM_CLOCK_1, ARIZONA_SYSCLK_ENA_SHIFT,
0, NULL, 0),
0, wm5110_sysclk_ev, SND_SOC_DAPM_POST_PMU),
SND_SOC_DAPM_SUPPLY("ASYNCCLK", ARIZONA_ASYNC_CLOCK_1,
ARIZONA_ASYNC_CLK_ENA_SHIFT, 0, NULL, 0),
SND_SOC_DAPM_SUPPLY("OPCLK", ARIZONA_OUTPUT_SYSTEM_CLOCK,