ASoC: wm5110: Add post SYSCLK register patch for rev D chip
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
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@ -37,6 +37,47 @@ struct wm5110_priv {
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struct arizona_fll fll[2];
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};
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static const struct reg_default wm5110_sysclk_revd_patch[] = {
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{ 0x3093, 0x1001 },
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{ 0x30E3, 0x1301 },
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{ 0x3133, 0x1201 },
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{ 0x3183, 0x1501 },
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{ 0x31D3, 0x1401 },
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};
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static int wm5110_sysclk_ev(struct snd_soc_dapm_widget *w,
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struct snd_kcontrol *kcontrol, int event)
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{
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struct snd_soc_codec *codec = w->codec;
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struct arizona *arizona = dev_get_drvdata(codec->dev->parent);
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struct regmap *regmap = codec->control_data;
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const struct reg_default *patch = NULL;
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int i, patch_size;
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switch (arizona->rev) {
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case 3:
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patch = wm5110_sysclk_revd_patch;
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patch_size = ARRAY_SIZE(wm5110_sysclk_revd_patch);
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break;
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default:
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return 0;
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}
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switch (event) {
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case SND_SOC_DAPM_POST_PMU:
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if (patch)
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for (i = 0; i < patch_size; i++)
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regmap_write(regmap, patch[i].reg,
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patch[i].def);
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break;
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default:
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break;
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}
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return 0;
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}
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static DECLARE_TLV_DB_SCALE(ana_tlv, 0, 100, 0);
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static DECLARE_TLV_DB_SCALE(eq_tlv, -1200, 100, 0);
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static DECLARE_TLV_DB_SCALE(digital_tlv, -6400, 50, 0);
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@ -400,7 +441,7 @@ static const struct snd_kcontrol_new wm5110_aec_loopback_mux =
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static const struct snd_soc_dapm_widget wm5110_dapm_widgets[] = {
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SND_SOC_DAPM_SUPPLY("SYSCLK", ARIZONA_SYSTEM_CLOCK_1, ARIZONA_SYSCLK_ENA_SHIFT,
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0, NULL, 0),
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0, wm5110_sysclk_ev, SND_SOC_DAPM_POST_PMU),
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SND_SOC_DAPM_SUPPLY("ASYNCCLK", ARIZONA_ASYNC_CLOCK_1,
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ARIZONA_ASYNC_CLK_ENA_SHIFT, 0, NULL, 0),
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SND_SOC_DAPM_SUPPLY("OPCLK", ARIZONA_OUTPUT_SYSTEM_CLOCK,
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