ASoC: tlv320adc3xxx: BUG: Correct micbias setting

[ Upstream commit e930bea ]

The micbias setting for tlv320adc can also have the value '3' which
means that the micbias ouput pin is connected to the input pin AVDD.

Signed-off-by: Antoine Gennart <gennartan@disroot.org>
Link: https://lore.kernel.org/r/20230929130117.77661-1-gennartan@disroot.org
Signed-off-by: Mark Brown <broonie@kernel.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>

sound/soc/codecs/tlv320adc3xxx.c

@@ -293,7 +293,7 @@
 #define ADC3XXX_BYPASS_RPGA		0x80
 
 /* MICBIAS control bits */
-#define ADC3XXX_MICBIAS_MASK		0x2
+#define ADC3XXX_MICBIAS_MASK		0x3
 #define ADC3XXX_MICBIAS1_SHIFT		5
 #define ADC3XXX_MICBIAS2_SHIFT		3
 
@@ -1099,7 +1099,7 @@ static int adc3xxx_parse_dt_micbias(struct adc3xxx *adc3xxx,
 	unsigned int val;
 
 	if (!of_property_read_u32(np, propname, &val)) {
-		if (val >= ADC3XXX_MICBIAS_AVDD) {
+		if (val > ADC3XXX_MICBIAS_AVDD) {
 			dev_err(dev, "Invalid property value for '%s'\n", propname);
 			return -EINVAL;
 		}