1 files changed, 50 insertions, 5 deletions

diff --git a/sound/soc/codecs/tlv320dac33.c b/sound/soc/codecs/tlv320dac33.c
index 13d521cfe393..71d7be8ac488 100644
--- a/sound/soc/codecs/tlv320dac33.c
+++ b/sound/soc/codecs/tlv320dac33.c
@@ -298,7 +298,6 @@ static void dac33_init_chip(struct snd_soc_codec *codec)
         if (unlikely(!dac33->chip_power))
                 return;
 
-        /* 44-46: DAC Control Registers */
         /* A : DAC sample rate Fsref/1.5 */
         dac33_write(codec, DAC33_DAC_CTRL_A, DAC33_DACRATE(0));
         /* B : DAC src=normal, not muted */
@@ -321,6 +320,10 @@ static void dac33_init_chip(struct snd_soc_codec *codec)
                     dac33_read_reg_cache(codec, DAC33_LINEL_TO_LLO_VOL));
         dac33_write(codec, DAC33_LINER_TO_RLO_VOL,
                     dac33_read_reg_cache(codec, DAC33_LINER_TO_RLO_VOL));
+
+        dac33_write(codec, DAC33_OUT_AMP_CTRL,
+                    dac33_read_reg_cache(codec, DAC33_OUT_AMP_CTRL));
+
 }
 
 static inline int dac33_read_id(struct snd_soc_codec *codec)
@@ -523,6 +526,25 @@ static const struct snd_kcontrol_new dac33_dapm_abypassl_control =
 static const struct snd_kcontrol_new dac33_dapm_abypassr_control =
         SOC_DAPM_SINGLE("Switch", DAC33_LINER_TO_RLO_VOL, 7, 1, 1);
 
+/* LOP L/R invert selection */
+static const char *dac33_lr_lom_texts[] = {"DAC", "LOP"};
+
+static const struct soc_enum dac33_left_lom_enum =
+        SOC_ENUM_SINGLE(DAC33_OUT_AMP_CTRL, 3,
+                        ARRAY_SIZE(dac33_lr_lom_texts),
+                        dac33_lr_lom_texts);
+
+static const struct snd_kcontrol_new dac33_dapm_left_lom_control =
+SOC_DAPM_ENUM("Route", dac33_left_lom_enum);
+
+static const struct soc_enum dac33_right_lom_enum =
+        SOC_ENUM_SINGLE(DAC33_OUT_AMP_CTRL, 2,
+                        ARRAY_SIZE(dac33_lr_lom_texts),
+                        dac33_lr_lom_texts);
+
+static const struct snd_kcontrol_new dac33_dapm_right_lom_control =
+SOC_DAPM_ENUM("Route", dac33_right_lom_enum);
+
 static const struct snd_soc_dapm_widget dac33_dapm_widgets[] = {
         SND_SOC_DAPM_OUTPUT("LEFT_LO"),
         SND_SOC_DAPM_OUTPUT("RIGHT_LO"),
@@ -539,6 +561,18 @@ static const struct snd_soc_dapm_widget dac33_dapm_widgets[] = {
         SND_SOC_DAPM_SWITCH("Analog Right Bypass", SND_SOC_NOPM, 0, 0,
                                 &dac33_dapm_abypassr_control),
 
+        SND_SOC_DAPM_MUX("Left LOM Inverted From", SND_SOC_NOPM, 0, 0,
+                &dac33_dapm_left_lom_control),
+        SND_SOC_DAPM_MUX("Right LOM Inverted From", SND_SOC_NOPM, 0, 0,
+                &dac33_dapm_right_lom_control),
+        /*
+         * For DAPM path, when only the anlog bypass path is enabled, and the
+         * LOP inverted from the corresponding DAC side.
+         * This is needed, so we can attach the DAC power supply in this case.
+         */
+        SND_SOC_DAPM_PGA("Left Bypass PGA", SND_SOC_NOPM, 0, 0, NULL, 0),
+        SND_SOC_DAPM_PGA("Right Bypass PGA", SND_SOC_NOPM, 0, 0, NULL, 0),
+
         SND_SOC_DAPM_REG(snd_soc_dapm_mixer, "Output Left Amplifier",
                          DAC33_OUT_AMP_PWR_CTRL, 6, 3, 3, 0),
         SND_SOC_DAPM_REG(snd_soc_dapm_mixer, "Output Right Amplifier",
@@ -561,11 +595,22 @@ static const struct snd_soc_dapm_route audio_map[] = {
         {"Output Left Amplifier", NULL, "DACL"},
         {"Output Right Amplifier", NULL, "DACR"},
 
-        {"Output Left Amplifier", NULL, "Analog Left Bypass"},
-        {"Output Right Amplifier", NULL, "Analog Right Bypass"},
+        {"Left Bypass PGA", NULL, "Analog Left Bypass"},
+        {"Right Bypass PGA", NULL, "Analog Right Bypass"},
+
+        {"Left LOM Inverted From", "DAC", "Left Bypass PGA"},
+        {"Right LOM Inverted From", "DAC", "Right Bypass PGA"},
+        {"Left LOM Inverted From", "LOP", "Analog Left Bypass"},
+        {"Right LOM Inverted From", "LOP", "Analog Right Bypass"},
+
+        {"Output Left Amplifier", NULL, "Left LOM Inverted From"},
+        {"Output Right Amplifier", NULL, "Right LOM Inverted From"},
+
+        {"DACL", NULL, "Left DAC Power"},
+        {"DACR", NULL, "Right DAC Power"},
 
-        {"Output Left Amplifier", NULL, "Left DAC Power"},
-        {"Output Right Amplifier", NULL, "Right DAC Power"},
+        {"Left Bypass PGA", NULL, "Left DAC Power"},
+        {"Right Bypass PGA", NULL, "Right DAC Power"},
 
         /* output */
         {"LEFT_LO", NULL, "Output Left Amplifier"},