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-rw-r--r--sound/soc/codecs/rl6231.c47
-rw-r--r--sound/soc/codecs/rl6231.h1
-rw-r--r--sound/soc/codecs/rt5640.c7
-rw-r--r--sound/soc/codecs/rt5645.c7
-rw-r--r--sound/soc/codecs/rt5651.c7
-rw-r--r--sound/soc/codecs/rt5670.c7
-rw-r--r--sound/soc/codecs/rt5677.c5
7 files changed, 68 insertions, 13 deletions
diff --git a/sound/soc/codecs/rl6231.c b/sound/soc/codecs/rl6231.c
index 96f3e906dfef..57e51c16e021 100644
--- a/sound/soc/codecs/rl6231.c
+++ b/sound/soc/codecs/rl6231.c
@@ -11,10 +11,57 @@
*/
#include <linux/module.h>
+#include <linux/regmap.h>
#include "rl6231.h"
/**
+ * rl6231_get_pre_div - Return the value of pre divider.
+ *
+ * @map: map for setting.
+ * @reg: register.
+ * @sft: shift.
+ *
+ * Return the value of pre divider from given register value.
+ * Return negative error code for unexpected register value.
+ */
+int rl6231_get_pre_div(struct regmap *map, unsigned int reg, int sft)
+{
+ int pd, val;
+
+ regmap_read(map, reg, &val);
+
+ val = (val >> sft) & 0x7;
+
+ switch (val) {
+ case 0:
+ case 1:
+ case 2:
+ case 3:
+ pd = val + 1;
+ break;
+ case 4:
+ pd = 6;
+ break;
+ case 5:
+ pd = 8;
+ break;
+ case 6:
+ pd = 12;
+ break;
+ case 7:
+ pd = 16;
+ break;
+ default:
+ pd = -EINVAL;
+ break;
+ }
+
+ return pd;
+}
+EXPORT_SYMBOL_GPL(rl6231_get_pre_div);
+
+/**
* rl6231_calc_dmic_clk - Calculate the parameter of dmic.
*
* @rate: base clock rate.
diff --git a/sound/soc/codecs/rl6231.h b/sound/soc/codecs/rl6231.h
index 0f7b057ed736..4c77b441fba2 100644
--- a/sound/soc/codecs/rl6231.h
+++ b/sound/soc/codecs/rl6231.h
@@ -30,5 +30,6 @@ int rl6231_calc_dmic_clk(int rate);
int rl6231_pll_calc(const unsigned int freq_in,
const unsigned int freq_out, struct rl6231_pll_code *pll_code);
int rl6231_get_clk_info(int sclk, int rate);
+int rl6231_get_pre_div(struct regmap *map, unsigned int reg, int sft);
#endif /* __RL6231_H__ */
diff --git a/sound/soc/codecs/rt5640.c b/sound/soc/codecs/rt5640.c
index 9bc78e57513d..71689579af7a 100644
--- a/sound/soc/codecs/rt5640.c
+++ b/sound/soc/codecs/rt5640.c
@@ -459,10 +459,11 @@ static int set_dmic_clk(struct snd_soc_dapm_widget *w,
{
struct snd_soc_codec *codec = snd_soc_dapm_to_codec(w->dapm);
struct rt5640_priv *rt5640 = snd_soc_codec_get_drvdata(codec);
- int idx = -EINVAL;
-
- idx = rl6231_calc_dmic_clk(rt5640->sysclk);
+ int idx, rate;
+ rate = rt5640->sysclk / rl6231_get_pre_div(rt5640->regmap,
+ RT5640_ADDA_CLK1, RT5640_I2S_PD1_SFT);
+ idx = rl6231_calc_dmic_clk(rate);
if (idx < 0)
dev_err(codec->dev, "Failed to set DMIC clock\n");
else
diff --git a/sound/soc/codecs/rt5645.c b/sound/soc/codecs/rt5645.c
index 9ce311e088fc..7d9d85d4abe1 100644
--- a/sound/soc/codecs/rt5645.c
+++ b/sound/soc/codecs/rt5645.c
@@ -510,10 +510,11 @@ static int set_dmic_clk(struct snd_soc_dapm_widget *w,
{
struct snd_soc_codec *codec = snd_soc_dapm_to_codec(w->dapm);
struct rt5645_priv *rt5645 = snd_soc_codec_get_drvdata(codec);
- int idx = -EINVAL;
-
- idx = rl6231_calc_dmic_clk(rt5645->sysclk);
+ int idx, rate;
+ rate = rt5645->sysclk / rl6231_get_pre_div(rt5645->regmap,
+ RT5645_ADDA_CLK1, RT5645_I2S_PD1_SFT);
+ idx = rl6231_calc_dmic_clk(rate);
if (idx < 0)
dev_err(codec->dev, "Failed to set DMIC clock\n");
else
diff --git a/sound/soc/codecs/rt5651.c b/sound/soc/codecs/rt5651.c
index a3506e193abc..8df690a5e99d 100644
--- a/sound/soc/codecs/rt5651.c
+++ b/sound/soc/codecs/rt5651.c
@@ -378,10 +378,11 @@ static int set_dmic_clk(struct snd_soc_dapm_widget *w,
{
struct snd_soc_codec *codec = snd_soc_dapm_to_codec(w->dapm);
struct rt5651_priv *rt5651 = snd_soc_codec_get_drvdata(codec);
- int idx = -EINVAL;
-
- idx = rl6231_calc_dmic_clk(rt5651->sysclk);
+ int idx, rate;
+ rate = rt5651->sysclk / rl6231_get_pre_div(rt5651->regmap,
+ RT5651_ADDA_CLK1, RT5651_I2S_PD1_SFT);
+ idx = rl6231_calc_dmic_clk(rate);
if (idx < 0)
dev_err(codec->dev, "Failed to set DMIC clock\n");
else
diff --git a/sound/soc/codecs/rt5670.c b/sound/soc/codecs/rt5670.c
index a9123d414178..5d78fa15f808 100644
--- a/sound/soc/codecs/rt5670.c
+++ b/sound/soc/codecs/rt5670.c
@@ -683,10 +683,11 @@ static int set_dmic_clk(struct snd_soc_dapm_widget *w,
{
struct snd_soc_codec *codec = snd_soc_dapm_to_codec(w->dapm);
struct rt5670_priv *rt5670 = snd_soc_codec_get_drvdata(codec);
- int idx = -EINVAL;
-
- idx = rl6231_calc_dmic_clk(rt5670->sysclk);
+ int idx, rate;
+ rate = rt5670->sysclk / rl6231_get_pre_div(rt5670->regmap,
+ RT5670_ADDA_CLK1, RT5670_I2S_PD1_SFT);
+ idx = rl6231_calc_dmic_clk(rate);
if (idx < 0)
dev_err(codec->dev, "Failed to set DMIC clock\n");
else
diff --git a/sound/soc/codecs/rt5677.c b/sound/soc/codecs/rt5677.c
index 31d969ac1192..f662bfd459b8 100644
--- a/sound/soc/codecs/rt5677.c
+++ b/sound/soc/codecs/rt5677.c
@@ -917,8 +917,11 @@ static int set_dmic_clk(struct snd_soc_dapm_widget *w,
{
struct snd_soc_codec *codec = snd_soc_dapm_to_codec(w->dapm);
struct rt5677_priv *rt5677 = snd_soc_codec_get_drvdata(codec);
- int idx = rl6231_calc_dmic_clk(rt5677->lrck[RT5677_AIF1] << 8);
+ int idx, rate;
+ rate = rt5677->sysclk / rl6231_get_pre_div(rt5677->regmap,
+ RT5677_CLK_TREE_CTRL1, RT5677_I2S_PD1_SFT);
+ idx = rl6231_calc_dmic_clk(rate);
if (idx < 0)
dev_err(codec->dev, "Failed to set DMIC clock\n");
else