ASoC: tlv320adcx140: Fix various style errors and warnings

Fix white space issues and remove else case where it was not needed.
Convert "static const char *" to "static const char * const"

Fixes: 689c7655 ("ASoC: tlv320adcx140: Add the tlv320adcx140 codec driver family")
Signed-off-by: Dan Murphy <dmurphy@ti.com>
Link: https://lore.kernel.org/r/20200728164339.16841-1-dmurphy@ti.comSigned-off-by: Mark Brown <broonie@kernel.org>

sound/soc/codecs/tlv320adcx140.c

@@ -218,8 +218,8 @@ static const struct snd_kcontrol_new in4_resistor_controls[] = {
 };
 
 /* Analog/Digital Selection */
-static const char *adcx140_mic_sel_text[] = {"Analog", "Line In", "Digital"};
-static const char *adcx140_analog_sel_text[] = {"Analog", "Line In"};
+static const char * const adcx140_mic_sel_text[] = {"Analog", "Line In", "Digital"};
+static const char * const adcx140_analog_sel_text[] = {"Analog", "Line In"};
 
 static SOC_ENUM_SINGLE_DECL(adcx140_mic1p_enum,
 			    ADCX140_CH1_CFG0, 5,
@@ -598,7 +598,7 @@ static int adcx140_reset(struct adcx140_priv *adcx140)
 		gpiod_direction_output(adcx140->gpio_reset, 1);
 	} else {
 		ret = regmap_write(adcx140->regmap, ADCX140_SW_RESET,
-		          ADCX140_RESET);
+				   ADCX140_RESET);
 	}
 
 	/* 8.4.2: wait >= 10 ms after entering sleep mode. */
@@ -841,7 +841,7 @@ static int adcx140_codec_probe(struct snd_soc_component *component)
 	if (ret)
 		goto out;
 
-	if(adcx140->supply_areg == NULL)
+	if (adcx140->supply_areg == NULL)
 		sleep_cfg_val |= ADCX140_AREG_INTERNAL;
 
 	ret = regmap_write(adcx140->regmap, ADCX140_SLEEP_CFG, sleep_cfg_val);
@@ -942,8 +942,8 @@ static int adcx140_i2c_probe(struct i2c_client *i2c,
 	if (IS_ERR(adcx140->supply_areg)) {
 		if (PTR_ERR(adcx140->supply_areg) == -EPROBE_DEFER)
 			return -EPROBE_DEFER;
-		else
-			adcx140->supply_areg = NULL;
+
+		adcx140->supply_areg = NULL;
 	} else {
 		ret = regulator_enable(adcx140->supply_areg);
 		if (ret) {