ASoC: rt5677: Add dts properties for input/output differential configuration

Signed-off-by: Anatol Pomozov <anatol.pomozov@gmail.com>
Signed-off-by: Mark Brown <broonie@kernel.org>

1 files changed, 23 insertions, 0 deletions

diff --git a/sound/soc/codecs/rt5677.c b/sound/soc/codecs/rt5677.c
index d2c6abf38ad2..97dff7172fb6 100644
--- a/sound/soc/codecs/rt5677.c
+++ b/sound/soc/codecs/rt5677.c
@@ -3569,6 +3569,17 @@ MODULE_DEVICE_TABLE(i2c, rt5677_i2c_id);
 
 static int rt5677_parse_dt(struct rt5677_priv *rt5677, struct device_node *np)
 {
+        rt5677->pdata.in1_diff = of_property_read_bool(np,
+                                        "realtek,in1-differential");
+        rt5677->pdata.in2_diff = of_property_read_bool(np,
+                                        "realtek,in2-differential");
+        rt5677->pdata.lout1_diff = of_property_read_bool(np,
+                                        "realtek,lout1-differential");
+        rt5677->pdata.lout2_diff = of_property_read_bool(np,
+                                        "realtek,lout2-differential");
+        rt5677->pdata.lout3_diff = of_property_read_bool(np,
+                                        "realtek,lout3-differential");
+
         rt5677->pow_ldo2 = of_get_named_gpio(np,
                                         "realtek,pow-ldo2-gpio", 0);
 
@@ -3660,6 +3671,18 @@ static int rt5677_i2c_probe(struct i2c_client *i2c,
                 regmap_update_bits(rt5677->regmap, RT5677_IN1,
                                         RT5677_IN_DF2, RT5677_IN_DF2);
 
+        if (rt5677->pdata.lout1_diff)
+                regmap_update_bits(rt5677->regmap, RT5677_LOUT1,
+                                        RT5677_LOUT1_L_DF, RT5677_LOUT1_L_DF);
+
+        if (rt5677->pdata.lout2_diff)
+                regmap_update_bits(rt5677->regmap, RT5677_LOUT1,
+                                        RT5677_LOUT2_L_DF, RT5677_LOUT2_L_DF);
+
+        if (rt5677->pdata.lout3_diff)
+                regmap_update_bits(rt5677->regmap, RT5677_LOUT1,
+                                        RT5677_LOUT3_L_DF, RT5677_LOUT3_L_DF);
+
         if (rt5677->pdata.dmic2_clk_pin == RT5677_DMIC_CLK2) {
                 regmap_update_bits(rt5677->regmap, RT5677_GEN_CTRL2,
                                         RT5677_GPIO5_FUNC_MASK,