ASoC: codecs: Remove the "fade-enable property"

Remove the "fade-enable" property because the "fade_step" property
already implement this functionality.
Signed-off-by: Weidong Wang <wangweidong.a@awinic.com>
Link: https://lore.kernel.org/r/20230928105727.47273-4-wangweidong.a@awinic.comSigned-off-by: Mark Brown <broonie@kernel.org>

sound/soc/codecs/aw88395/aw88395_device.c

@@ -297,9 +297,6 @@ static void aw_dev_fade_in(struct aw_device *aw_dev)
 	int fade_step = aw_dev->fade_step;
 	int i;
 
-	if (!aw_dev->fade_en)
-		return;
-
 	if (fade_step == 0 || aw_dev->fade_in_time == 0) {
 		aw_dev_set_volume(aw_dev, fade_in_vol);
 		return;
@@ -320,9 +317,6 @@ static void aw_dev_fade_out(struct aw_device *aw_dev)
 	int fade_step = aw_dev->fade_step;
 	int i;
 
-	if (!aw_dev->fade_en)
-		return;
-
 	if (fade_step == 0 || aw_dev->fade_out_time == 0) {
 		aw_dev_set_volume(aw_dev, AW88395_MUTE_VOL);
 		return;
@@ -1062,10 +1056,6 @@ static int aw_dev_update_reg_container(struct aw_device *aw_dev,
 		aw_dev_set_volume(aw_dev, vol_desc->ctl_volume);
 	}
 
-	/* keep min volume */
-	if (aw_dev->fade_en)
-		aw_dev_set_volume(aw_dev, AW88395_MUTE_VOL);
-
 	aw_dev_get_dsp_config(aw_dev, &aw_dev->dsp_cfg);
 
 	return ret;
@@ -1607,24 +1597,6 @@ static void aw88395_parse_channel_dt(struct aw_device *aw_dev)
 	aw_dev->channel = channel_value;
 }
 
-static void aw88395_parse_fade_enable_dt(struct aw_device *aw_dev)
-{
-	struct device_node *np = aw_dev->dev->of_node;
-	u32 fade_en;
-	int ret;
-
-	ret = of_property_read_u32(np, "fade-enable", &fade_en);
-	if (ret) {
-		dev_dbg(aw_dev->dev,
-			"read fade-enable failed, close fade_in_out");
-		fade_en = AW88395_FADE_IN_OUT_DEFAULT;
-	}
-
-	dev_dbg(aw_dev->dev, "read fade-enable value is: %d", fade_en);
-
-	aw_dev->fade_en = fade_en;
-}
-
 static int aw_dev_init(struct aw_device *aw_dev)
 {
 	aw_dev->chip_id = AW88395_CHIP_ID;
@@ -1639,7 +1611,6 @@ static int aw_dev_init(struct aw_device *aw_dev)
 	aw_dev->fade_step = AW88395_VOLUME_STEP_DB;
 	aw_dev->volume_desc.ctl_volume = AW88395_VOL_DEFAULT_VALUE;
 	aw88395_parse_channel_dt(aw_dev);
-	aw88395_parse_fade_enable_dt(aw_dev);
 
 	return 0;
 }

sound/soc/codecs/aw88395/aw88395_device.h

@@ -141,6 +141,7 @@ struct aw_device {
 	unsigned char prof_cur;
 	unsigned char prof_index;
 	unsigned char dsp_crc_st;
+	unsigned char dsp_cfg;
 	u16 chip_id;
 
 	unsigned int channel;
@@ -151,9 +152,6 @@ struct aw_device {
 	struct regmap *regmap;
 	char *acf;
 
-	u32 fade_en;
-	unsigned char dsp_cfg;
-
 	u32 dsp_fw_len;
 	u32 dsp_cfg_len;
 	u8 platform;