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Commit 8ffae7c0 authored by Sudheer Papothi's avatar Sudheer Papothi
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ASoC: wcd9335: Update flyback configuration on v2 hardware 



Update flyback current and headset enable mode settings
on wcd9335 v2 codec to optimize click and pop.

Change-Id: Ic45a6d6b3ee9f0980874d13ec196133ba5078d78
Signed-off-by: default avatarSudheer Papothi <spapothi@codeaurora.org>
parent b245a027

include/linux/mfd/wcd9xxx/wcd9xxx_registers.h

+5 −0
Original line number Diff line number Diff line
@@ -330,4 +330,9 @@ 
#define WCD9XXX_A_ANA_HPH				(0x609)

#define WCD9XXX_A_CDC_CLSH_CRC				(0xC01)

#define WCD9XXX_FLYBACK_EN				(0x6A4)

#define WCD9XXX_RX_BIAS_FLYB_BUFF			(0x6C7)

#define WCD9XXX_HPH_L_EN				(0x6D3)

#define WCD9XXX_HPH_R_EN				(0x6D6)

#define WCD9XXX_HPH_REFBUFF_UHQA_CTL			(0x6DD)

#define WCD9XXX_CLASSH_CTRL_VCL_2                       (0x69B)

#endif

sound/soc/codecs/wcd9335.c

+32 −19
Original line number Diff line number Diff line
@@ -2584,6 +2584,14 @@ static int tasha_set_compander(struct snd_kcontrol *kcontrol, 
	return 0;

}



static void tasha_codec_init_flyback(struct snd_soc_codec *codec)

{

	snd_soc_update_bits(codec, WCD9335_HPH_L_EN, 0xC0, 0x00);

	snd_soc_update_bits(codec, WCD9335_HPH_R_EN, 0xC0, 0x00);

	snd_soc_update_bits(codec, WCD9335_RX_BIAS_FLYB_BUFF, 0x0F, 0x00);

	snd_soc_update_bits(codec, WCD9335_RX_BIAS_FLYB_BUFF, 0xF0, 0x00);

}



static int tasha_codec_enable_rx_bias(struct snd_soc_dapm_widget *w,

		struct snd_kcontrol *kcontrol, int event)

{
@@ -2595,9 +2603,12 @@ static int tasha_codec_enable_rx_bias(struct snd_soc_dapm_widget *w, 
	switch (event) {

	case SND_SOC_DAPM_PRE_PMU:

		tasha->rx_bias_count++;

		if (tasha->rx_bias_count == 1)

		if (tasha->rx_bias_count == 1) {

			if (TASHA_IS_2_0(tasha->wcd9xxx->version))

				tasha_codec_init_flyback(codec);

			snd_soc_update_bits(codec, WCD9335_ANA_RX_SUPPLIES,

					    0x01, 0x01);

		}

		break;

	case SND_SOC_DAPM_POST_PMD:

		tasha->rx_bias_count--;
@@ -9218,9 +9229,11 @@ static const struct tasha_reg_mask_val tasha_codec_reg_init_val_1_0[] = { 


static const struct tasha_reg_mask_val tasha_codec_reg_init_val_2_0[] = {

	{WCD9335_RX_BIAS_FLYB_MID_RST, 0xF0, 0x10},

	{WCD9335_FLYBACK_CTRL_1, 0x20, 0x20},

	{WCD9335_HPH_OCP_CTL, 0xFF, 0x5A},

	{WCD9335_HPH_L_TEST, 0x01, 0x01},

	{WCD9335_HPH_R_TEST, 0x01, 0x01},

	{WCD9335_FLYBACK_VNEG_DAC_CTRL_2, 0xE0, 0x20},

};



static const struct tasha_reg_mask_val tasha_codec_reg_defaults[] = {
@@ -9253,6 +9266,24 @@ static const struct tasha_reg_mask_val tasha_codec_reg_init_common_val[] = { 
	{WCD9335_CDC_COMPANDER8_CTL3, 0x80, 0x80},

	{WCD9335_CDC_COMPANDER7_CTL7, 0x01, 0x01},

	{WCD9335_CDC_COMPANDER8_CTL7, 0x01, 0x01},

	{WCD9335_CDC_RX0_RX_PATH_CFG0, 0x01, 0x01},

	{WCD9335_CDC_RX1_RX_PATH_CFG0, 0x01, 0x01},

	{WCD9335_CDC_RX2_RX_PATH_CFG0, 0x01, 0x01},

	{WCD9335_CDC_RX3_RX_PATH_CFG0, 0x01, 0x01},

	{WCD9335_CDC_RX4_RX_PATH_CFG0, 0x01, 0x01},

	{WCD9335_CDC_RX5_RX_PATH_CFG0, 0x01, 0x01},

	{WCD9335_CDC_RX6_RX_PATH_CFG0, 0x01, 0x01},

	{WCD9335_CDC_RX7_RX_PATH_CFG0, 0x01, 0x01},

	{WCD9335_CDC_RX8_RX_PATH_CFG0, 0x01, 0x01},

	{WCD9335_CDC_RX0_RX_PATH_MIX_CFG, 0x01, 0x01},

	{WCD9335_CDC_RX1_RX_PATH_MIX_CFG, 0x01, 0x01},

	{WCD9335_CDC_RX2_RX_PATH_MIX_CFG, 0x01, 0x01},

	{WCD9335_CDC_RX3_RX_PATH_MIX_CFG, 0x01, 0x01},

	{WCD9335_CDC_RX4_RX_PATH_MIX_CFG, 0x01, 0x01},

	{WCD9335_CDC_RX5_RX_PATH_MIX_CFG, 0x01, 0x01},

	{WCD9335_CDC_RX6_RX_PATH_MIX_CFG, 0x01, 0x01},

	{WCD9335_CDC_RX7_RX_PATH_MIX_CFG, 0x01, 0x01},

	{WCD9335_CDC_RX8_RX_PATH_MIX_CFG, 0x01, 0x01},

};



static const struct tasha_reg_mask_val tasha_codec_reg_init_1_x_val[] = {
@@ -9307,15 +9338,6 @@ static const struct tasha_reg_mask_val tasha_codec_reg_init_1_x_val[] = { 
	{WCD9335_CLASSH_CTRL_CCL_5, 0xFF, 0x40},

	{WCD9335_RX_TIMER_DIV, 0xFF, 0x32},

	{WCD9335_SE_LO_COM2, 0xFF, 0x01},

	{WCD9335_CDC_RX0_RX_PATH_CFG0, 0x01, 0x01},

	{WCD9335_CDC_RX1_RX_PATH_CFG0, 0x01, 0x01},

	{WCD9335_CDC_RX2_RX_PATH_CFG0, 0x01, 0x01},

	{WCD9335_CDC_RX3_RX_PATH_CFG0, 0x01, 0x01},

	{WCD9335_CDC_RX4_RX_PATH_CFG0, 0x01, 0x01},

	{WCD9335_CDC_RX5_RX_PATH_CFG0, 0x01, 0x01},

	{WCD9335_CDC_RX6_RX_PATH_CFG0, 0x01, 0x01},

	{WCD9335_CDC_RX7_RX_PATH_CFG0, 0x01, 0x01},

	{WCD9335_CDC_RX8_RX_PATH_CFG0, 0x01, 0x01},

	{WCD9335_MBHC_ZDET_ANA_CTL, 0x0F, 0x07},

	{WCD9335_RX_BIAS_HPH_PA, 0xF0, 0x60},

	{WCD9335_HPH_RDAC_LDO_CTL, 0x88, 0x88},
@@ -9324,15 +9346,6 @@ static const struct tasha_reg_mask_val tasha_codec_reg_init_1_x_val[] = { 
	{WCD9335_DIFF_LO_CORE_OUT_PROG, 0xFC, 0xD8},

	{WCD9335_CDC_RX5_RX_PATH_SEC3, 0xBD, 0xBD},

	{WCD9335_CDC_RX6_RX_PATH_SEC3, 0xBD, 0xBD},

	{WCD9335_CDC_RX0_RX_PATH_MIX_CFG, 0x01, 0x01},

	{WCD9335_CDC_RX1_RX_PATH_MIX_CFG, 0x01, 0x01},

	{WCD9335_CDC_RX2_RX_PATH_MIX_CFG, 0x01, 0x01},

	{WCD9335_CDC_RX3_RX_PATH_MIX_CFG, 0x01, 0x01},

	{WCD9335_CDC_RX4_RX_PATH_MIX_CFG, 0x01, 0x01},

	{WCD9335_CDC_RX5_RX_PATH_MIX_CFG, 0x01, 0x01},

	{WCD9335_CDC_RX6_RX_PATH_MIX_CFG, 0x01, 0x01},

	{WCD9335_CDC_RX7_RX_PATH_MIX_CFG, 0x01, 0x01},

	{WCD9335_CDC_RX8_RX_PATH_MIX_CFG, 0x01, 0x01},

};



static void tasha_update_reg_reset_values(struct snd_soc_codec *codec)

sound/soc/codecs/wcd9xxx-common-v2.c

+70 −0
Original line number Diff line number Diff line
@@ -22,6 +22,17 @@ 


#define WCD_USLEEP_RANGE 50



enum {

	DAC_GAIN_0DB = 0,

	DAC_GAIN_0P2DB,

	DAC_GAIN_0P4DB,

	DAC_GAIN_0P6DB,

	DAC_GAIN_0P8DB,

	DAC_GAIN_M0P2DB,

	DAC_GAIN_M0P4DB,

	DAC_GAIN_M0P6DB,

};



static void (*clsh_state_fp[NUM_CLSH_STATES_V2])(struct snd_soc_codec *,

					      struct wcd_clsh_cdc_data *,

					      u8 req_state, bool en, int mode);
@@ -215,25 +226,74 @@ static void wcd_clsh_flyback_ctrl(struct snd_soc_codec *codec, 
	usleep_range(500, 500 + WCD_USLEEP_RANGE);

}



static void wcd_clsh_set_gain_path(struct snd_soc_codec *codec,

				   int mode)

{

	u8 val;

	struct wcd9xxx *wcd9xxx = dev_get_drvdata(codec->dev->parent);



	if (!TASHA_IS_2_0(wcd9xxx->version))

		return;



	switch (mode) {

	case CLS_H_NORMAL:

	case CLS_AB:

		val = 0x00;

		break;

	case CLS_H_HIFI:

		val = 0x02;

		break;

	case CLS_H_LP:

		val = 0x01;

		break;

	};

	snd_soc_update_bits(codec, WCD9XXX_HPH_L_EN, 0xC0, (val << 6));

	snd_soc_update_bits(codec, WCD9XXX_HPH_R_EN, 0xC0, (val << 6));

}



static void wcd_clsh_set_hph_mode(struct snd_soc_codec *codec,

				  int mode)

{

	u8 val;

	u8 gain;

	struct wcd9xxx *wcd9xxx = dev_get_drvdata(codec->dev->parent);



	switch (mode) {

	case CLS_H_NORMAL:

	case CLS_AB:

		val = 0x00;

		gain = DAC_GAIN_0DB;

		break;

	case CLS_H_HIFI:

		val = 0x08;

		gain = DAC_GAIN_M0P2DB;

		break;

	case CLS_H_LP:

		val = 0x04;

		gain = DAC_GAIN_0P2DB;

		break;

	};



	snd_soc_update_bits(codec, WCD9XXX_A_ANA_HPH, 0x0C, val);

	if (TASHA_IS_2_0(wcd9xxx->version)) {

		snd_soc_update_bits(codec, WCD9XXX_CLASSH_CTRL_VCL_2,

				    0x30, 0x00);

		snd_soc_update_bits(codec, WCD9XXX_HPH_REFBUFF_UHQA_CTL,

				    0x07, gain);

	}

}



static void wcd_clsh_set_flyback_current(struct snd_soc_codec *codec, int mode)

{

	struct wcd9xxx *wcd9xxx = dev_get_drvdata(codec->dev->parent);



	if (!TASHA_IS_2_0(wcd9xxx->version))

		return;



	snd_soc_update_bits(codec, WCD9XXX_RX_BIAS_FLYB_BUFF, 0x0F, 0x0A);

	snd_soc_update_bits(codec, WCD9XXX_RX_BIAS_FLYB_BUFF, 0xF0, 0xA0);

	/* Sleep needed to avoid click and pop as per HW requirement */

	usleep_range(100, 110);

}



static void wcd_clsh_set_buck_regulator_mode(struct snd_soc_codec *codec,
@@ -265,6 +325,7 @@ static void wcd_clsh_state_lo(struct snd_soc_codec *codec, 
		wcd_clsh_set_buck_mode(codec, mode);

		wcd_clsh_set_flyback_mode(codec, mode);

		wcd_clsh_flyback_ctrl(codec, clsh_d, mode, true);

		wcd_clsh_set_flyback_current(codec, mode);

		wcd_clsh_buck_ctrl(codec, clsh_d, mode, true);

	} else {

		wcd_clsh_buck_ctrl(codec, clsh_d, mode, false);
@@ -312,6 +373,7 @@ static void wcd_clsh_state_hph_ear(struct snd_soc_codec *codec, 
					    0x40, 0x40);

		if ((req_state == WCD_CLSH_STATE_HPHL) ||

		    (req_state == WCD_CLSH_STATE_HPHR)) {

			wcd_clsh_set_gain_path(codec, mode);

			wcd_clsh_set_flyback_mode(codec, mode);

			wcd_clsh_set_buck_mode(codec, mode);

		}
@@ -412,6 +474,9 @@ static void wcd_clsh_state_hph_lo(struct snd_soc_codec *codec, 
		else {

			wcd_clsh_set_flyback_mode(codec, mode);

			wcd_clsh_set_buck_mode(codec, mode);

			if ((req_state == WCD_CLSH_STATE_HPHL) ||

			    (req_state == WCD_CLSH_STATE_HPHR))

				wcd_clsh_set_gain_path(codec, mode);

		}

	} else {

		if ((req_state == WCD_CLSH_STATE_HPHL) ||
@@ -537,7 +602,9 @@ static void wcd_clsh_state_hph_r(struct snd_soc_codec *codec, 
		wcd_clsh_set_buck_mode(codec, mode);

		wcd_clsh_set_flyback_mode(codec, mode);

		wcd_clsh_flyback_ctrl(codec, clsh_d, mode, true);

		wcd_clsh_set_flyback_current(codec, mode);

		wcd_clsh_buck_ctrl(codec, clsh_d, mode, true);

		wcd_clsh_set_gain_path(codec, mode);

		wcd_clsh_set_hph_mode(codec, mode);

	} else {

		wcd_clsh_set_hph_mode(codec, CLS_H_NORMAL);
@@ -589,7 +656,9 @@ static void wcd_clsh_state_hph_l(struct snd_soc_codec *codec, 
		wcd_clsh_set_buck_mode(codec, mode);

		wcd_clsh_set_flyback_mode(codec, mode);

		wcd_clsh_flyback_ctrl(codec, clsh_d, mode, true);

		wcd_clsh_set_flyback_current(codec, mode);

		wcd_clsh_buck_ctrl(codec, clsh_d, mode, true);

		wcd_clsh_set_gain_path(codec, mode);

		wcd_clsh_set_hph_mode(codec, mode);

	} else {

		wcd_clsh_set_hph_mode(codec, CLS_H_NORMAL);
@@ -630,6 +699,7 @@ static void wcd_clsh_state_ear(struct snd_soc_codec *codec, 
		wcd_clsh_set_buck_mode(codec, mode);

		wcd_clsh_set_flyback_mode(codec, mode);

		wcd_clsh_flyback_ctrl(codec, clsh_d, mode, true);

		wcd_clsh_set_flyback_current(codec, mode);

		wcd_clsh_buck_ctrl(codec, clsh_d, mode, true);

	} else {

		snd_soc_update_bits(codec,