diff --git a/MAINTAINERS b/MAINTAINERS
index a3566163f1cbd583b8fdb7f2f18d5289263adc31..223eb6bfd0579768c246dcc51831048627fb8d02 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -17046,7 +17046,6 @@ S:	Maintained
 T:	git git://git.armlinux.org.uk/~rmk/linux-arm.git drm-tda998x-devel
 T:	git git://git.armlinux.org.uk/~rmk/linux-arm.git drm-tda998x-fixes
 F:	drivers/gpu/drm/i2c/tda998x_drv.c
-F:	include/drm/i2c/tda998x.h
 F:	include/dt-bindings/display/tda998x.h
 K:	"nxp,tda998x"
 
diff --git a/drivers/gpu/drm/i2c/tda998x_drv.c b/drivers/gpu/drm/i2c/tda998x_drv.c
index 82d4a4e206a584e045a8fcd593fc12b7c1257bfe..ebc758c72891188e236d4da0cde283f108d80aca 100644
--- a/drivers/gpu/drm/i2c/tda998x_drv.c
+++ b/drivers/gpu/drm/i2c/tda998x_drv.c
@@ -21,10 +21,11 @@
 #include <drm/drm_print.h>
 #include <drm/drm_probe_helper.h>
 #include <drm/drm_simple_kms_helper.h>
-#include <drm/i2c/tda998x.h>
 
 #include <media/cec-notifier.h>
 
+#include <dt-bindings/display/tda998x.h>
+
 #define DBG(fmt, ...) DRM_DEBUG(fmt"\n", ##__VA_ARGS__)
 
 enum {
@@ -1717,10 +1718,10 @@ static int tda998x_get_audio_ports(struct tda998x_priv *priv,
 		u8 ena_ap = be32_to_cpup(&port_data[2*i+1]);
 
 		switch (afmt) {
-		case AFMT_I2S:
+		case TDA998x_I2S:
 			route = AUDIO_ROUTE_I2S;
 			break;
-		case AFMT_SPDIF:
+		case TDA998x_SPDIF:
 			route = AUDIO_ROUTE_SPDIF;
 			break;
 		default:
@@ -1746,44 +1747,6 @@ static int tda998x_get_audio_ports(struct tda998x_priv *priv,
 	return 0;
 }
 
-static int tda998x_set_config(struct tda998x_priv *priv,
-			      const struct tda998x_encoder_params *p)
-{
-	priv->vip_cntrl_0 = VIP_CNTRL_0_SWAP_A(p->swap_a) |
-			    (p->mirr_a ? VIP_CNTRL_0_MIRR_A : 0) |
-			    VIP_CNTRL_0_SWAP_B(p->swap_b) |
-			    (p->mirr_b ? VIP_CNTRL_0_MIRR_B : 0);
-	priv->vip_cntrl_1 = VIP_CNTRL_1_SWAP_C(p->swap_c) |
-			    (p->mirr_c ? VIP_CNTRL_1_MIRR_C : 0) |
-			    VIP_CNTRL_1_SWAP_D(p->swap_d) |
-			    (p->mirr_d ? VIP_CNTRL_1_MIRR_D : 0);
-	priv->vip_cntrl_2 = VIP_CNTRL_2_SWAP_E(p->swap_e) |
-			    (p->mirr_e ? VIP_CNTRL_2_MIRR_E : 0) |
-			    VIP_CNTRL_2_SWAP_F(p->swap_f) |
-			    (p->mirr_f ? VIP_CNTRL_2_MIRR_F : 0);
-
-	if (p->audio_params.format != AFMT_UNUSED) {
-		unsigned int ratio, route;
-		bool spdif = p->audio_params.format == AFMT_SPDIF;
-
-		route = AUDIO_ROUTE_I2S + spdif;
-
-		priv->audio.route = &tda998x_audio_route[route];
-		priv->audio.cea = p->audio_params.cea;
-		priv->audio.sample_rate = p->audio_params.sample_rate;
-		memcpy(priv->audio.status, p->audio_params.status,
-		       min(sizeof(priv->audio.status),
-			   sizeof(p->audio_params.status)));
-		priv->audio.ena_ap = p->audio_params.config;
-		priv->audio.i2s_format = I2S_FORMAT_PHILIPS;
-
-		ratio = spdif ? 64 : p->audio_params.sample_width * 2;
-		return tda998x_derive_cts_n(priv, &priv->audio, ratio);
-	}
-
-	return 0;
-}
-
 static void tda998x_destroy(struct device *dev)
 {
 	struct tda998x_priv *priv = dev_get_drvdata(dev);
@@ -1982,10 +1945,6 @@ static int tda998x_create(struct device *dev)
 		if (priv->audio_port_enable[AUDIO_ROUTE_I2S] ||
 		    priv->audio_port_enable[AUDIO_ROUTE_SPDIF])
 			tda998x_audio_codec_init(priv, &client->dev);
-	} else if (dev->platform_data) {
-		ret = tda998x_set_config(priv, dev->platform_data);
-		if (ret)
-			goto fail;
 	}
 
 	priv->bridge.funcs = &tda998x_bridge_funcs;
diff --git a/include/drm/i2c/tda998x.h b/include/drm/i2c/tda998x.h
deleted file mode 100644
index 3cb25ccbe5e68bf95ce13249f15549b7e2582281..0000000000000000000000000000000000000000
--- a/include/drm/i2c/tda998x.h
+++ /dev/null
@@ -1,40 +0,0 @@
-/* SPDX-License-Identifier: GPL-2.0 */
-#ifndef __DRM_I2C_TDA998X_H__
-#define __DRM_I2C_TDA998X_H__
-
-#include <linux/hdmi.h>
-#include <dt-bindings/display/tda998x.h>
-
-enum {
-	AFMT_UNUSED =	0,
-	AFMT_SPDIF =	TDA998x_SPDIF,
-	AFMT_I2S =	TDA998x_I2S,
-};
-
-struct tda998x_audio_params {
-	u8 config;
-	u8 format;
-	unsigned sample_width;
-	unsigned sample_rate;
-	struct hdmi_audio_infoframe cea;
-	u8 status[5];
-};
-
-struct tda998x_encoder_params {
-	u8 swap_b:3;
-	u8 mirr_b:1;
-	u8 swap_a:3;
-	u8 mirr_a:1;
-	u8 swap_d:3;
-	u8 mirr_d:1;
-	u8 swap_c:3;
-	u8 mirr_c:1;
-	u8 swap_f:3;
-	u8 mirr_f:1;
-	u8 swap_e:3;
-	u8 mirr_e:1;
-
-	struct tda998x_audio_params audio_params;
-};
-
-#endif
