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Diffstat (limited to 'sound/soc/codecs/tfa989x.c')
-rw-r--r--sound/soc/codecs/tfa989x.c31
1 files changed, 30 insertions, 1 deletions
diff --git a/sound/soc/codecs/tfa989x.c b/sound/soc/codecs/tfa989x.c
index dc86852752c5..1c27429b9af6 100644
--- a/sound/soc/codecs/tfa989x.c
+++ b/sound/soc/codecs/tfa989x.c
@@ -40,12 +40,14 @@
#define TFA989X_I2S_SEL_REG 0x0a
#define TFA989X_I2S_SEL_REG_SPKR_MSK GENMASK(10, 9) /* speaker impedance */
#define TFA989X_I2S_SEL_REG_DCFG_MSK GENMASK(14, 11) /* DCDC compensation */
+#define TFA989X_HIDE_UNHIDE_KEY 0x40
#define TFA989X_PWM_CONTROL 0x41
#define TFA989X_CURRENTSENSE1 0x46
#define TFA989X_CURRENTSENSE2 0x47
#define TFA989X_CURRENTSENSE3 0x48
#define TFA989X_CURRENTSENSE4 0x49
+#define TFA9890_REVISION 0x80
#define TFA9895_REVISION 0x12
#define TFA9897_REVISION 0x97
@@ -136,7 +138,6 @@ static const struct snd_soc_component_driver tfa989x_component = {
.num_dapm_routes = ARRAY_SIZE(tfa989x_dapm_routes),
.use_pmdown_time = 1,
.endianness = 1,
- .non_legacy_dai_naming = 1,
};
static const unsigned int tfa989x_rates[] = {
@@ -188,6 +189,33 @@ static struct snd_soc_dai_driver tfa989x_dai = {
.ops = &tfa989x_dai_ops,
};
+static int tfa9890_init(struct regmap *regmap)
+{
+ int ret;
+
+ /* unhide keys to allow updating them */
+ ret = regmap_write(regmap, TFA989X_HIDE_UNHIDE_KEY, 0x5a6b);
+ if (ret)
+ return ret;
+
+ /* update PLL registers */
+ ret = regmap_set_bits(regmap, 0x59, 0x3);
+ if (ret)
+ return ret;
+
+ /* hide keys again */
+ ret = regmap_write(regmap, TFA989X_HIDE_UNHIDE_KEY, 0x0000);
+ if (ret)
+ return ret;
+
+ return regmap_write(regmap, TFA989X_CURRENTSENSE2, 0x7BE1);
+}
+
+static const struct tfa989x_rev tfa9890_rev = {
+ .rev = TFA9890_REVISION,
+ .init = tfa9890_init,
+};
+
static const struct reg_sequence tfa9895_reg_init[] = {
/* some other registers must be set for optimal amplifier behaviour */
{ TFA989X_BAT_PROT, 0x13ab },
@@ -376,6 +404,7 @@ static int tfa989x_i2c_probe(struct i2c_client *i2c)
}
static const struct of_device_id tfa989x_of_match[] = {
+ { .compatible = "nxp,tfa9890", .data = &tfa9890_rev },
{ .compatible = "nxp,tfa9895", .data = &tfa9895_rev },
{ .compatible = "nxp,tfa9897", .data = &tfa9897_rev },
{ }