diff --git a/include/sound/tlv320aic32x4.h b/include/sound/tlv320aic32x4.h
deleted file mode 100644
index 0abf74d7edbd..000000000000
--- a/include/sound/tlv320aic32x4.h
+++ /dev/null
@@ -1,52 +0,0 @@
-/* SPDX-License-Identifier: GPL-2.0-only */
-/*
- * tlv320aic32x4.h  --  TLV320AIC32X4 Soc Audio driver platform data
- *
- * Copyright 2011 Vista Silicon S.L.
- *
- * Author: Javier Martin <javier.martin@vista-silicon.com>
- */
-
-#ifndef _AIC32X4_PDATA_H
-#define _AIC32X4_PDATA_H
-
-#define AIC32X4_PWR_MICBIAS_2075_LDOIN		0x00000001
-#define AIC32X4_PWR_AVDD_DVDD_WEAK_DISABLE	0x00000002
-#define AIC32X4_PWR_AIC32X4_LDO_ENABLE		0x00000004
-#define AIC32X4_PWR_CMMODE_LDOIN_RANGE_18_36	0x00000008
-#define AIC32X4_PWR_CMMODE_HP_LDOIN_POWERED	0x00000010
-
-#define AIC32X4_MICPGA_ROUTE_LMIC_IN2R_10K	0x00000001
-#define AIC32X4_MICPGA_ROUTE_RMIC_IN1L_10K	0x00000002
-
-/* GPIO API */
-#define AIC32X4_MFPX_DEFAULT_VALUE	0xff
-
-#define AIC32X4_MFP1_DIN_DISABLED	0
-#define AIC32X4_MFP1_DIN_ENABLED	0x2
-#define AIC32X4_MFP1_GPIO_IN		0x4
-
-#define AIC32X4_MFP2_GPIO_OUT_LOW	0x0
-#define AIC32X4_MFP2_GPIO_OUT_HIGH	0x1
-
-#define AIC32X4_MFP_GPIO_ENABLED	0x4
-
-#define AIC32X4_MFP5_GPIO_DISABLED	0x0
-#define AIC32X4_MFP5_GPIO_INPUT		0x8
-#define AIC32X4_MFP5_GPIO_OUTPUT	0xc
-#define AIC32X4_MFP5_GPIO_OUT_LOW	0x0
-#define AIC32X4_MFP5_GPIO_OUT_HIGH	0x1
-
-struct aic32x4_setup_data {
-	unsigned int gpio_func[5];
-};
-
-struct aic32x4_pdata {
-	struct aic32x4_setup_data *setup;
-	u32 power_cfg;
-	u32 micpga_routing;
-	bool swapdacs;
-	int rstn_gpio;
-};
-
-#endif
diff --git a/sound/soc/codecs/tlv320aic32x4.c b/sound/soc/codecs/tlv320aic32x4.c
index ffe1828a4b7e..2dd0fe255ee6 100644
--- a/sound/soc/codecs/tlv320aic32x4.c
+++ b/sound/soc/codecs/tlv320aic32x4.c
@@ -22,7 +22,6 @@
 #include <linux/of_clk.h>
 #include <linux/regulator/consumer.h>
 
-#include <sound/tlv320aic32x4.h>
 #include <sound/core.h>
 #include <sound/pcm.h>
 #include <sound/pcm_params.h>
@@ -33,6 +32,10 @@
 
 #include "tlv320aic32x4.h"
 
+struct aic32x4_setup_data {
+	unsigned int gpio_func[5];
+};
+
 struct aic32x4_priv {
 	struct regmap *regmap;
 	u32 power_cfg;
@@ -1336,7 +1339,6 @@ static int aic32x4_setup_regulators(struct device *dev,
 int aic32x4_probe(struct device *dev, struct regmap *regmap)
 {
 	struct aic32x4_priv *aic32x4;
-	struct aic32x4_pdata *pdata = dev->platform_data;
 	struct device_node *np = dev->of_node;
 	int ret;
 
@@ -1353,13 +1355,7 @@ int aic32x4_probe(struct device *dev, struct regmap *regmap)
 
 	dev_set_drvdata(dev, aic32x4);
 
-	if (pdata) {
-		aic32x4->power_cfg = pdata->power_cfg;
-		aic32x4->swapdacs = pdata->swapdacs;
-		aic32x4->micpga_routing = pdata->micpga_routing;
-		aic32x4->rstn_gpio = pdata->rstn_gpio;
-		aic32x4->mclk_name = "mclk";
-	} else if (np) {
+	if (np) {
 		ret = aic32x4_parse_dt(aic32x4, np);
 		if (ret) {
 			dev_err(dev, "Failed to parse DT node\n");
diff --git a/sound/soc/codecs/tlv320aic32x4.h b/sound/soc/codecs/tlv320aic32x4.h
index 4de5bd9e8cc5..f0724b6b17ee 100644
--- a/sound/soc/codecs/tlv320aic32x4.h
+++ b/sound/soc/codecs/tlv320aic32x4.h
@@ -232,4 +232,31 @@ int aic32x4_register_clocks(struct device *dev, const char *mclk_name);
 #define AIC32X4_MAX_CODEC_CLKIN_FREQ    110000000
 #define AIC32X4_MAX_PLL_CLKIN		20000000
 
+#define AIC32X4_PWR_MICBIAS_2075_LDOIN		0x00000001
+#define AIC32X4_PWR_AVDD_DVDD_WEAK_DISABLE	0x00000002
+#define AIC32X4_PWR_AIC32X4_LDO_ENABLE		0x00000004
+#define AIC32X4_PWR_CMMODE_LDOIN_RANGE_18_36	0x00000008
+#define AIC32X4_PWR_CMMODE_HP_LDOIN_POWERED	0x00000010
+
+#define AIC32X4_MICPGA_ROUTE_LMIC_IN2R_10K	0x00000001
+#define AIC32X4_MICPGA_ROUTE_RMIC_IN1L_10K	0x00000002
+
+/* GPIO API */
+#define AIC32X4_MFPX_DEFAULT_VALUE	0xff
+
+#define AIC32X4_MFP1_DIN_DISABLED	0
+#define AIC32X4_MFP1_DIN_ENABLED	0x2
+#define AIC32X4_MFP1_GPIO_IN		0x4
+
+#define AIC32X4_MFP2_GPIO_OUT_LOW	0x0
+#define AIC32X4_MFP2_GPIO_OUT_HIGH	0x1
+
+#define AIC32X4_MFP_GPIO_ENABLED	0x4
+
+#define AIC32X4_MFP5_GPIO_DISABLED	0x0
+#define AIC32X4_MFP5_GPIO_INPUT		0x8
+#define AIC32X4_MFP5_GPIO_OUTPUT	0xc
+#define AIC32X4_MFP5_GPIO_OUT_LOW	0x0
+#define AIC32X4_MFP5_GPIO_OUT_HIGH	0x1
+
 #endif				/* _TLV320AIC32X4_H */
