asoc: optimize the init sequence for tambora

Optimize the init sequence for tambora, enable TXSCBIAS_CLK
and set IBIAS_LDO_DRIVER as 5ua.

Change-Id: I639b7051d03d167972f592b155072260d4e02aec
Signed-off-by: Yuhui Zhao <quic_yuhuzhao@quicinc.com>

asoc/codecs/wcd9378/wcd9378-mbhc.c

@@ -193,18 +193,12 @@ static int wcd9378_mbhc_free_irq(struct snd_soc_component *component,
 static void wcd9378_mbhc_clk_setup(struct snd_soc_component *component,
 				 bool enable)
 {
-	if (enable) {
+	if (enable)
 		snd_soc_component_update_bits(component, WCD9378_MBHC_NEW_CTL_1,
 				    0x80, 0x80);
-		snd_soc_component_update_bits(component, WCD9378_CDC_ANA_TX_CLK_CTL,
-				    0x01, 0x01);
-	} else {
+	else
 		snd_soc_component_update_bits(component, WCD9378_MBHC_NEW_CTL_1,
 				    0x80, 0x00);
-		snd_soc_component_update_bits(component, WCD9378_CDC_ANA_TX_CLK_CTL,
-				    0x01, 0x00);
-
-	}
 }
 
 static int wcd9378_mbhc_btn_to_num(struct snd_soc_component *component)

asoc/codecs/wcd9378/wcd9378.c

@@ -315,6 +315,9 @@ static int wcd9378_init_reg(struct snd_soc_component *component)
 			WCD9378_ANA_BIAS_PRECHRG_EN_MASK, 0x00);
 	/*End Analog Master Bias enable*/
 
+	/*ANA_TXSCBIAS_CLK_EN ENABLE*/
+	snd_soc_component_update_bits(component, WCD9378_CDC_ANA_TX_CLK_CTL,
+			WCD9378_CDC_ANA_TX_CLK_CTL_ANA_TXSCBIAS_CLK_EN_MASK, 0x01);
 	/*SEQ_BYPASS ENABLE*/
 	snd_soc_component_update_bits(component, WCD9378_TX_COM_TXFE_DIV_CTL,
 			WCD9378_TX_COM_TXFE_DIV_CTL_SEQ_BYPASS_MASK, 0x80);
@@ -328,6 +331,9 @@ static int wcd9378_init_reg(struct snd_soc_component *component)
 	snd_soc_component_update_bits(component, WCD9378_MICB1_TEST_CTL_2,
 			WCD9378_MICB1_TEST_CTL_2_IBIAS_LDO_DRIVER_MASK, 0x01);
 	/*IBIAS_LDO_DRIVER 5e-06*/
+	snd_soc_component_update_bits(component, WCD9378_MICB2_TEST_CTL_2,
+			WCD9378_MICB2_TEST_CTL_2_IBIAS_LDO_DRIVER_MASK, 0x01);
+	/*IBIAS_LDO_DRIVER 5e-06*/
 	snd_soc_component_update_bits(component, WCD9378_MICB3_TEST_CTL_2,
 			WCD9378_MICB3_TEST_CTL_2_IBIAS_LDO_DRIVER_MASK, 0x01);