ASoC: bolero: Add support for bolero v2.0 hardware

Add support for bolero v2.0 hardware functionality.

Change-Id: I5dca1666b92d6e8de0adae8a11cab0fbca61ab6d
Signed-off-by: Sudheer Papothi <spapothi@codeaurora.org>

asoc/codecs/bolero/bolero-cdc.c

@@ -934,6 +934,7 @@ static int bolero_soc_codec_probe(struct snd_soc_component *component)
 {
 	struct bolero_priv *priv = dev_get_drvdata(component->dev);
 	int macro_idx, ret = 0;
+	u8 core_id_0 = 0, core_id_1 = 0;
 
 	snd_soc_component_init_regmap(component, priv->regmap);
 
@@ -953,11 +954,14 @@ static int bolero_soc_codec_probe(struct snd_soc_component *component)
 			priv->version = BOLERO_VERSION_1_2;
 	}
 
-	/* Assign bolero version 2.1 for bolero 2.1 */
+	/* Assign bolero version */
-	if ((snd_soc_component_read32(component,
+	core_id_0 = snd_soc_component_read32(component,
-		BOLERO_CDC_VA_TOP_CSR_CORE_ID_0) == 0x2) &&
+					BOLERO_CDC_VA_TOP_CSR_CORE_ID_0);
-		(snd_soc_component_read32(component,
+	core_id_1 = snd_soc_component_read32(component,
-			BOLERO_CDC_VA_TOP_CSR_CORE_ID_1) == 0xE))
+					BOLERO_CDC_VA_TOP_CSR_CORE_ID_1);
+	if ((core_id_0 == 0x01) && (core_id_1 == 0x0F))
+		priv->version = BOLERO_VERSION_2_0;
+	if ((core_id_0 == 0x02) && (core_id_1 == 0x0E))
 		priv->version = BOLERO_VERSION_2_1;
 
 	/* call init for supported macros */

asoc/codecs/bolero/tx-macro.c

@@ -174,6 +174,7 @@ struct tx_macro_priv {
 	int tx_clk_status;
 	bool bcs_enable;
 	int dec_mode[NUM_DECIMATORS];
+	int bcs_ch;
 	bool bcs_clk_en;
 	bool hs_slow_insert_complete;
 };
@@ -716,6 +717,39 @@ static int tx_macro_dec_mode_put(struct snd_kcontrol *kcontrol,
 	return 0;
 }
 
+static int tx_macro_bcs_ch_get(struct snd_kcontrol *kcontrol,
+				 struct snd_ctl_elem_value *ucontrol)
+{
+	struct snd_soc_component *component =
+			snd_soc_kcontrol_component(kcontrol);
+	struct tx_macro_priv *tx_priv = NULL;
+	struct device *tx_dev = NULL;
+
+	if (!tx_macro_get_data(component, &tx_dev, &tx_priv, __func__))
+		return -EINVAL;
+
+	ucontrol->value.enumerated.item[0] = tx_priv->bcs_ch;
+
+	return 0;
+}
+
+static int tx_macro_bcs_ch_put(struct snd_kcontrol *kcontrol,
+				 struct snd_ctl_elem_value *ucontrol)
+{
+	struct snd_soc_component *component =
+			snd_soc_kcontrol_component(kcontrol);
+	struct tx_macro_priv *tx_priv = NULL;
+	struct device *tx_dev = NULL;
+	int value = ucontrol->value.enumerated.item[0];
+
+	if (!tx_macro_get_data(component, &tx_dev, &tx_priv, __func__))
+		return -EINVAL;
+
+	tx_priv->bcs_ch = value;
+
+	return 0;
+}
+
 static int tx_macro_get_bcs(struct snd_kcontrol *kcontrol,
                             struct snd_ctl_elem_value *ucontrol)
 {
@@ -923,6 +957,15 @@ static int tx_macro_enable_dec(struct snd_soc_dapm_widget *w,
 			      snd_soc_component_read32(component,
 					tx_gain_ctl_reg));
 		if (tx_priv->bcs_enable) {
+			if (tx_priv->version == BOLERO_VERSION_2_1)
+				snd_soc_component_update_bits(component,
+					BOLERO_CDC_VA_TOP_CSR_SWR_CTRL, 0x0F,
+					tx_priv->bcs_ch);
+			else if (tx_priv->version == BOLERO_VERSION_2_0)
+				snd_soc_component_update_bits(component,
+					BOLERO_CDC_TX_TOP_CSR_SWR_CTRL, 0xF0,
+					(tx_priv->bcs_ch << 4));
+
 			snd_soc_component_update_bits(component, dec_cfg_reg,
 					0x01, 0x01);
 			tx_priv->bcs_clk_en = true;
@@ -973,6 +1016,14 @@ static int tx_macro_enable_dec(struct snd_soc_dapm_widget *w,
 			snd_soc_component_update_bits(component,
 				BOLERO_CDC_TX0_TX_PATH_SEC7, 0x40, 0x00);
 			tx_priv->bcs_clk_en = false;
+			if (tx_priv->version == BOLERO_VERSION_2_1)
+				snd_soc_component_update_bits(component,
+					BOLERO_CDC_VA_TOP_CSR_SWR_CTRL, 0x0F,
+					0x00);
+			else if (tx_priv->version == BOLERO_VERSION_2_0)
+				snd_soc_component_update_bits(component,
+					BOLERO_CDC_TX_TOP_CSR_SWR_CTRL, 0xF0,
+					0x00);
 		}
 		break;
 	}
@@ -1283,6 +1334,15 @@ static const struct soc_enum dec_mode_mux_enum =
 	SOC_ENUM_SINGLE_EXT(ARRAY_SIZE(dec_mode_mux_text),
 			    dec_mode_mux_text);
 
+static const char * const bcs_ch_enum_text[] = {
+	"CH0", "CH1", "CH2", "CH3", "CH4", "CH5", "CH6", "CH7", "CH8", "CH9",
+	"CH10", "CH11",
+};
+
+static const struct soc_enum bcs_ch_enum =
+	SOC_ENUM_SINGLE_EXT(ARRAY_SIZE(bcs_ch_enum_text),
+			    bcs_ch_enum_text);
+
 static const struct snd_kcontrol_new tx_aif1_cap_mixer[] = {
 	SOC_SINGLE_EXT("DEC0", SND_SOC_NOPM, TX_MACRO_DEC0, 1, 0,
 			tx_macro_tx_mixer_get, tx_macro_tx_mixer_put),
@@ -2213,6 +2273,9 @@ static const struct snd_kcontrol_new tx_macro_snd_controls_common[] = {
 
 	SOC_SINGLE_EXT("DEC0_BCS Switch", SND_SOC_NOPM, 0, 1, 0,
 		       tx_macro_get_bcs, tx_macro_set_bcs),
+
+	SOC_ENUM_EXT("BCS Channel", bcs_ch_enum,
+			tx_macro_bcs_ch_get, tx_macro_bcs_ch_put),
 };
 
 static const struct snd_kcontrol_new tx_macro_snd_controls_v3[] = {
@@ -2850,13 +2913,6 @@ static int tx_macro_init(struct snd_soc_component *component)
 				tx_macro_reg_init[i].mask,
 				tx_macro_reg_init[i].val);
 
-	if (tx_priv->version == BOLERO_VERSION_2_1)
-		snd_soc_component_update_bits(component,
-			BOLERO_CDC_VA_TOP_CSR_SWR_CTRL, 0x0F, 0x0A);
-	else if (tx_priv->version == BOLERO_VERSION_2_0)
-		snd_soc_component_update_bits(component,
-			BOLERO_CDC_TX_TOP_CSR_SWR_CTRL, 0x0F, 0x0A);
-
 	return 0;
 }