[alsa-devel] [PATCH 1/3] ASoC: rt5663: Update the calibration funciton

Oder Chiou oder_chiou at realtek.com
Fri Jul 7 10:58:57 CEST 2017


The patch updates the calibration funciton for getting the correct DC
offset of headphone output.

Signed-off-by: Oder Chiou <oder_chiou at realtek.com>
---
 sound/soc/codecs/rt5663.c | 100 ++++++++++++++++++++++++++++++++++++----------
 1 file changed, 79 insertions(+), 21 deletions(-)

diff --git a/sound/soc/codecs/rt5663.c b/sound/soc/codecs/rt5663.c
index a33202a..18b3b52 100644
--- a/sound/soc/codecs/rt5663.c
+++ b/sound/soc/codecs/rt5663.c
@@ -2986,47 +2986,75 @@ static void rt5663_calibrate(struct rt5663_priv *rt5663)
 {
 	int value, count;
 
-	regmap_write(rt5663->regmap, RT5663_RC_CLK, 0x0280);
+	regmap_write(rt5663->regmap, RT5663_RESET, 0x0000);
+	msleep(20);
+	regmap_write(rt5663->regmap, RT5663_ANA_BIAS_CUR_4, 0x00a1);
+	regmap_write(rt5663->regmap, RT5663_RC_CLK, 0x0380);
 	regmap_write(rt5663->regmap, RT5663_GLB_CLK, 0x8000);
-	regmap_write(rt5663->regmap, RT5663_DIG_MISC, 0x8001);
+	regmap_write(rt5663->regmap, RT5663_ADDA_CLK_1, 0x1000);
 	regmap_write(rt5663->regmap, RT5663_VREF_RECMIX, 0x0032);
-	regmap_write(rt5663->regmap, RT5663_PWR_ANLG_1, 0xa2be);
-	msleep(20);
-	regmap_write(rt5663->regmap, RT5663_PWR_ANLG_1, 0xf2be);
-	regmap_write(rt5663->regmap, RT5663_PWR_DIG_2, 0x8400);
-	regmap_write(rt5663->regmap, RT5663_CHOP_ADC, 0x3000);
-	regmap_write(rt5663->regmap, RT5663_DEPOP_1, 0x003b);
-	regmap_write(rt5663->regmap, RT5663_PWR_DIG_1, 0x8df8);
-	regmap_write(rt5663->regmap, RT5663_PWR_ANLG_2, 0x0003);
-	regmap_write(rt5663->regmap, RT5663_PWR_ANLG_3, 0x018c);
-	regmap_write(rt5663->regmap, RT5663_ADDA_CLK_1, 0x1111);
+	regmap_write(rt5663->regmap, RT5663_HP_IMP_SEN_19, 0x000c);
+	regmap_write(rt5663->regmap, RT5663_DUMMY_1, 0x0324);
+	regmap_write(rt5663->regmap, RT5663_DIG_MISC, 0x8001);
+	regmap_write(rt5663->regmap, RT5663_PWR_ANLG_1, 0xa23b);
+	msleep(30);
+	regmap_write(rt5663->regmap, RT5663_PWR_ANLG_1, 0xf23b);
+	regmap_write(rt5663->regmap, RT5663_PWR_ANLG_2, 0x8000);
+	regmap_write(rt5663->regmap, RT5663_PWR_ANLG_3, 0x0008);
 	regmap_write(rt5663->regmap, RT5663_PRE_DIV_GATING_1, 0xffff);
 	regmap_write(rt5663->regmap, RT5663_PRE_DIV_GATING_2, 0xffff);
+	regmap_write(rt5663->regmap, RT5663_CBJ_1, 0x8c10);
+	regmap_write(rt5663->regmap, RT5663_IL_CMD_2, 0x00c1);
+	regmap_write(rt5663->regmap, RT5663_EM_JACK_TYPE_1, 0xb880);
+	regmap_write(rt5663->regmap, RT5663_EM_JACK_TYPE_2, 0x4110);
+	regmap_write(rt5663->regmap, RT5663_EM_JACK_TYPE_2, 0x4118);
+
+	count = 0;
+	while (true) {
+		regmap_read(rt5663->regmap, RT5663_INT_ST_2, &value);
+		if (!(value & 0x80))
+			usleep_range(10000, 10005);
+		else
+			break;
+
+		if (count > 200)
+			break;
+	}
+
+	regmap_write(rt5663->regmap, RT5663_HP_IMP_SEN_19, 0x0000);
 	regmap_write(rt5663->regmap, RT5663_DEPOP_2, 0x3003);
+	regmap_write(rt5663->regmap, RT5663_DEPOP_1, 0x0038);
 	regmap_write(rt5663->regmap, RT5663_DEPOP_1, 0x003b);
+	regmap_write(rt5663->regmap, RT5663_PWR_DIG_2, 0x8400);
+	regmap_write(rt5663->regmap, RT5663_PWR_DIG_1, 0x8df8);
+	regmap_write(rt5663->regmap, RT5663_PWR_ANLG_2, 0x8003);
+	regmap_write(rt5663->regmap, RT5663_PWR_ANLG_3, 0x018c);
 	regmap_write(rt5663->regmap, RT5663_HP_CHARGE_PUMP_1, 0x1e32);
-	regmap_write(rt5663->regmap, RT5663_HP_CHARGE_PUMP_2, 0x1371);
 	regmap_write(rt5663->regmap, RT5663_DACREF_LDO, 0x3b0b);
-	regmap_write(rt5663->regmap, RT5663_STO_DAC_MIXER, 0x2080);
+	regmap_write(rt5663->regmap, RT5663_STO_DAC_MIXER, 0x0000);
 	regmap_write(rt5663->regmap, RT5663_BYPASS_STO_DAC, 0x000c);
-	regmap_write(rt5663->regmap, RT5663_HP_BIAS, 0xabba);
+	regmap_write(rt5663->regmap, RT5663_HP_BIAS, 0xafaa);
 	regmap_write(rt5663->regmap, RT5663_CHARGE_PUMP_1, 0x2224);
 	regmap_write(rt5663->regmap, RT5663_HP_OUT_EN, 0x8088);
 	regmap_write(rt5663->regmap, RT5663_STO_DRE_9, 0x0017);
 	regmap_write(rt5663->regmap, RT5663_STO_DRE_10, 0x0017);
 	regmap_write(rt5663->regmap, RT5663_STO1_ADC_MIXER, 0x4040);
+	regmap_write(rt5663->regmap, RT5663_CHOP_ADC, 0x3000);
 	regmap_write(rt5663->regmap, RT5663_RECMIX, 0x0005);
 	regmap_write(rt5663->regmap, RT5663_ADDA_RST, 0xc000);
 	regmap_write(rt5663->regmap, RT5663_STO1_HPF_ADJ1, 0x3320);
 	regmap_write(rt5663->regmap, RT5663_HP_CALIB_2, 0x00c9);
 	regmap_write(rt5663->regmap, RT5663_DUMMY_1, 0x004c);
-	regmap_write(rt5663->regmap, RT5663_ANA_BIAS_CUR_1, 0x7766);
-	regmap_write(rt5663->regmap, RT5663_BIAS_CUR_8, 0x4702);
-	msleep(200);
+	regmap_write(rt5663->regmap, RT5663_ANA_BIAS_CUR_1, 0x1111);
+	regmap_write(rt5663->regmap, RT5663_BIAS_CUR_8, 0x4402);
+	regmap_write(rt5663->regmap, RT5663_CHARGE_PUMP_2, 0x3311);
 	regmap_write(rt5663->regmap, RT5663_HP_CALIB_1, 0x0069);
-	regmap_write(rt5663->regmap, RT5663_HP_CALIB_3, 0x06c2);
-	regmap_write(rt5663->regmap, RT5663_HP_CALIB_1_1, 0x7b00);
-	regmap_write(rt5663->regmap, RT5663_HP_CALIB_1_1, 0xfb00);
+	regmap_write(rt5663->regmap, RT5663_HP_CALIB_3, 0x06ce);
+	regmap_write(rt5663->regmap, RT5663_HP_CALIB_1_1, 0x6800);
+	regmap_write(rt5663->regmap, RT5663_CHARGE_PUMP_2, 0x1100);
+	regmap_write(rt5663->regmap, RT5663_HP_CALIB_7, 0x0057);
+	regmap_write(rt5663->regmap, RT5663_HP_CALIB_1_1, 0xe800);
+
 	count = 0;
 	while (true) {
 		regmap_read(rt5663->regmap, RT5663_HP_CALIB_1_1, &value);
@@ -3039,6 +3067,36 @@ static void rt5663_calibrate(struct rt5663_priv *rt5663)
 			return;
 		count++;
 	}
+
+	regmap_write(rt5663->regmap, RT5663_HP_CALIB_1_1, 0x6200);
+	regmap_write(rt5663->regmap, RT5663_HP_CALIB_7, 0x0059);
+	regmap_write(rt5663->regmap, RT5663_HP_CALIB_1_1, 0xe200);
+
+	count = 0;
+	while (true) {
+		regmap_read(rt5663->regmap, RT5663_HP_CALIB_1_1, &value);
+		if (value & 0x8000)
+			usleep_range(10000, 10005);
+		else
+			break;
+
+		if (count > 200)
+			return;
+		count++;
+	}
+
+	regmap_write(rt5663->regmap, RT5663_EM_JACK_TYPE_1, 0xb8e0);
+	usleep_range(10000, 10005);
+	regmap_write(rt5663->regmap, RT5663_PWR_ANLG_1, 0x003b);
+	usleep_range(10000, 10005);
+	regmap_write(rt5663->regmap, RT5663_PWR_DIG_1, 0x0000);
+	usleep_range(10000, 10005);
+	regmap_write(rt5663->regmap, RT5663_DEPOP_1, 0x000b);
+	usleep_range(10000, 10005);
+	regmap_write(rt5663->regmap, RT5663_DEPOP_1, 0x0008);
+	usleep_range(10000, 10005);
+	regmap_write(rt5663->regmap, RT5663_PWR_ANLG_2, 0x0000);
+	usleep_range(10000, 10005);
 }
 
 static int rt5663_i2c_probe(struct i2c_client *i2c,
-- 
2.7.4



More information about the Alsa-devel mailing list