ASoC: rt5645: Modify the headphone depop and calibration function to prevent...

ASoC: rt5645: Modify the headphone depop and calibration function to prevent the pop sound in the booting time

Remove the original calibration function and modify the depop and
calibration function to prevent the pop sound in the booting time.
Signed-off-by: Oder Chiou <oder_chiou@realtek.com>
Signed-off-by: Mark Brown <broonie@kernel.org>

sound/soc/codecs/rt5645.c

@@ -254,6 +254,7 @@ struct rt5645_priv {
 
 	int jack_type;
 	bool en_button_func;
+	bool hp_on;
 };
 
 static int rt5645_reset(struct snd_soc_codec *codec)
@@ -1364,15 +1365,23 @@ static void hp_amp_power(struct snd_soc_codec *codec, int on)
 	if (on) {
 		if (hp_amp_power_count <= 0) {
 			if (rt5645->codec_type == CODEC_TYPE_RT5650) {
+				snd_soc_write(codec, RT5645_DEPOP_M2, 0x3100);
 				snd_soc_write(codec, RT5645_CHARGE_PUMP,
 					0x0e06);
-				snd_soc_write(codec, RT5645_DEPOP_M1, 0x001d);
+				snd_soc_write(codec, RT5645_DEPOP_M1, 0x000d);
+				regmap_write(rt5645->regmap, RT5645_PR_BASE +
+					RT5645_HP_DCC_INT1, 0x9f01);
+				msleep(20);
+				snd_soc_update_bits(codec, RT5645_DEPOP_M1,
+					RT5645_HP_CO_MASK, RT5645_HP_CO_EN);
 				regmap_write(rt5645->regmap, RT5645_PR_BASE +
 					0x3e, 0x7400);
 				snd_soc_write(codec, RT5645_DEPOP_M3, 0x0737);
 				regmap_write(rt5645->regmap, RT5645_PR_BASE +
 					RT5645_MAMP_INT_REG2, 0xfc00);
 				snd_soc_write(codec, RT5645_DEPOP_M2, 0x1140);
+				mdelay(5);
+				rt5645->hp_on = true;
 			} else {
 				/* depop parameters */
 				snd_soc_update_bits(codec, RT5645_DEPOP_M2,
@@ -1586,6 +1595,27 @@ static int rt5645_bst2_event(struct snd_soc_dapm_widget *w,
 	return 0;
 }
 
+static int rt5650_hp_event(struct snd_soc_dapm_widget *w,
+		struct snd_kcontrol *k, int  event)
+{
+	struct snd_soc_codec *codec = snd_soc_dapm_to_codec(w->dapm);
+	struct rt5645_priv *rt5645 = snd_soc_codec_get_drvdata(codec);
+
+	switch (event) {
+	case SND_SOC_DAPM_POST_PMU:
+		if (rt5645->hp_on) {
+			msleep(100);
+			rt5645->hp_on = false;
+		}
+		break;
+
+	default:
+		return 0;
+	}
+
+	return 0;
+}
+
 static const struct snd_soc_dapm_widget rt5645_dapm_widgets[] = {
 	SND_SOC_DAPM_SUPPLY("LDO2", RT5645_PWR_MIXER,
 		RT5645_PWR_LDO2_BIT, 0, NULL, 0),
@@ -1870,6 +1900,7 @@ static const struct snd_soc_dapm_widget rt5645_dapm_widgets[] = {
 	SND_SOC_DAPM_OUTPUT("PDM1R"),
 	SND_SOC_DAPM_OUTPUT("SPOL"),
 	SND_SOC_DAPM_OUTPUT("SPOR"),
+	SND_SOC_DAPM_POST("DAPM_POST", rt5650_hp_event),
 };
 
 static const struct snd_soc_dapm_widget rt5645_specific_dapm_widgets[] = {
@@ -2721,77 +2752,6 @@ static int rt5645_set_bias_level(struct snd_soc_codec *codec,
 	return 0;
 }
 
-static int rt5650_calibration(struct rt5645_priv *rt5645)
-{
-	int val, i;
-	int ret = -1;
-
-	regcache_cache_bypass(rt5645->regmap, true);
-	regmap_write(rt5645->regmap, RT5645_RESET, 0);
-	regmap_write(rt5645->regmap, RT5645_GEN_CTRL3, 0x0800);
-	regmap_write(rt5645->regmap, RT5645_PR_BASE + RT5645_CHOP_DAC_ADC,
-		0x3600);
-	regmap_write(rt5645->regmap, RT5645_PR_BASE + 0x25, 0x7000);
-	regmap_write(rt5645->regmap, RT5645_I2S1_SDP, 0x8008);
-	/* headset type */
-	regmap_write(rt5645->regmap, RT5645_GEN_CTRL1, 0x2061);
-	regmap_write(rt5645->regmap, RT5645_CHARGE_PUMP, 0x0006);
-	regmap_write(rt5645->regmap, RT5645_PWR_ANLG1, 0x2012);
-	regmap_write(rt5645->regmap, RT5645_PWR_MIXER, 0x0002);
-	regmap_write(rt5645->regmap, RT5645_PWR_VOL, 0x0020);
-	regmap_write(rt5645->regmap, RT5645_JD_CTRL3, 0x00f0);
-	regmap_write(rt5645->regmap, RT5645_IN1_CTRL1, 0x0006);
-	regmap_write(rt5645->regmap, RT5645_IN1_CTRL2, 0x1827);
-	regmap_write(rt5645->regmap, RT5645_IN1_CTRL2, 0x0827);
-	msleep(400);
-	/* Inline command */
-	regmap_write(rt5645->regmap, RT5645_DEPOP_M1, 0x0001);
-	regmap_write(rt5645->regmap, RT5650_4BTN_IL_CMD2, 0xc000);
-	regmap_write(rt5645->regmap, RT5650_4BTN_IL_CMD1, 0x0008);
-	/* Calbration */
-	regmap_write(rt5645->regmap, RT5645_GLB_CLK, 0x8000);
-	regmap_write(rt5645->regmap, RT5645_DEPOP_M1, 0x0000);
-	regmap_write(rt5645->regmap, RT5650_4BTN_IL_CMD2, 0xc000);
-	regmap_write(rt5645->regmap, RT5650_4BTN_IL_CMD1, 0x0008);
-	regmap_write(rt5645->regmap, RT5645_PWR_DIG2, 0x8800);
-	regmap_write(rt5645->regmap, RT5645_PWR_ANLG1, 0xe8fa);
-	regmap_write(rt5645->regmap, RT5645_PWR_ANLG2, 0x8c04);
-	regmap_write(rt5645->regmap, RT5645_DEPOP_M2, 0x3100);
-	regmap_write(rt5645->regmap, RT5645_CHARGE_PUMP, 0x0e06);
-	regmap_write(rt5645->regmap, RT5645_BASS_BACK, 0x8a13);
-	regmap_write(rt5645->regmap, RT5645_GEN_CTRL3, 0x0820);
-	regmap_write(rt5645->regmap, RT5645_DEPOP_M1, 0x000d);
-	/* Power on and Calbration */
-	regmap_write(rt5645->regmap, RT5645_PR_BASE + RT5645_HP_DCC_INT1,
-		0x9f01);
-	msleep(200);
-	for (i = 0; i < 5; i++) {
-		regmap_read(rt5645->regmap, RT5645_PR_BASE + 0x7a, &val);
-		if (val != 0 && val != 0x3f3f) {
-			ret = 0;
-			break;
-		}
-		msleep(50);
-	}
-	pr_debug("%s: PR-7A = 0x%x\n", __func__, val);
-
-	/* mute */
-	regmap_write(rt5645->regmap, RT5645_PR_BASE + 0x3e, 0x7400);
-	regmap_write(rt5645->regmap, RT5645_DEPOP_M3, 0x0737);
-	regmap_write(rt5645->regmap, RT5645_PR_BASE + RT5645_MAMP_INT_REG2,
-		0xfc00);
-	regmap_write(rt5645->regmap, RT5645_DEPOP_M2, 0x1140);
-	regmap_write(rt5645->regmap, RT5645_DEPOP_M1, 0x0000);
-	regmap_write(rt5645->regmap, RT5645_GEN_CTRL2, 0x4020);
-	regmap_write(rt5645->regmap, RT5645_PWR_ANLG2, 0x0006);
-	regmap_write(rt5645->regmap, RT5645_PWR_DIG2, 0x0000);
-	msleep(350);
-
-	regcache_cache_bypass(rt5645->regmap, false);
-
-	return ret;
-}
-
 static void rt5645_enable_push_button_irq(struct snd_soc_codec *codec,
 	bool enable)
 {
@@ -3319,13 +3279,6 @@ static int rt5645_i2c_probe(struct i2c_client *i2c,
 		goto err_enable;
 	}
 
-	if (rt5645->codec_type == CODEC_TYPE_RT5650) {
-		ret = rt5650_calibration(rt5645);
-
-		if (ret < 0)
-			pr_err("calibration failed!\n");
-	}
-
 	regmap_write(rt5645->regmap, RT5645_RESET, 0);
 
 	ret = regmap_register_patch(rt5645->regmap, init_list,