diff --git a/arch/arm64/boot/dts/mediatek/Makefile b/arch/arm64/boot/dts/mediatek/Makefile
index 8d638976a2af..7b1fc9839935 100644
--- a/arch/arm64/boot/dts/mediatek/Makefile
+++ b/arch/arm64/boot/dts/mediatek/Makefile
@@ -84,9 +84,7 @@ dtb-$(CONFIG_ARCH_MEDIATEK) += mt8188-geralt-ciri-sku5.dtb
 dtb-$(CONFIG_ARCH_MEDIATEK) += mt8188-geralt-ciri-sku6.dtb
 dtb-$(CONFIG_ARCH_MEDIATEK) += mt8188-geralt-ciri-sku7.dtb
 dtb-$(CONFIG_ARCH_MEDIATEK) += mt8192-asurada-hayato-r1.dtb
-dtb-$(CONFIG_ARCH_MEDIATEK) += mt8192-asurada-hayato-r5-sku2.dtb
 dtb-$(CONFIG_ARCH_MEDIATEK) += mt8192-asurada-spherion-r0.dtb
-dtb-$(CONFIG_ARCH_MEDIATEK) += mt8192-asurada-spherion-r4.dtb
 dtb-$(CONFIG_ARCH_MEDIATEK) += mt8192-evb.dtb
 dtb-$(CONFIG_ARCH_MEDIATEK) += mt8195-cherry-dojo-r1.dtb
 dtb-$(CONFIG_ARCH_MEDIATEK) += mt8195-cherry-tomato-r1.dtb
diff --git a/arch/arm64/boot/dts/mediatek/mt8192-asurada-hayato-r5-sku2.dts b/arch/arm64/boot/dts/mediatek/mt8192-asurada-hayato-r5-sku2.dts
deleted file mode 100644
index cd86ad9ba28a..000000000000
--- a/arch/arm64/boot/dts/mediatek/mt8192-asurada-hayato-r5-sku2.dts
+++ /dev/null
@@ -1,65 +0,0 @@
-// SPDX-License-Identifier: (GPL-2.0 OR MIT)
-/*
- * Copyright 2022 Google LLC
- */
-/dts-v1/;
-#include "mt8192-asurada.dtsi"
-
-/ {
-	model = "Google Hayato rev5";
-	chassis-type = "convertible";
-	compatible = "google,hayato-rev5-sku2", "google,hayato-sku2",
-		     "google,hayato", "mediatek,mt8192";
-};
-
-&keyboard_controller {
-	function-row-physmap = <
-		MATRIX_KEY(0x00, 0x02, 0)	/* T1 */
-		MATRIX_KEY(0x03, 0x02, 0)	/* T2 */
-		MATRIX_KEY(0x02, 0x02, 0)	/* T3 */
-		MATRIX_KEY(0x01, 0x02, 0)	/* T4 */
-		MATRIX_KEY(0x03, 0x04, 0)	/* T5 */
-		MATRIX_KEY(0x02, 0x04, 0)	/* T6 */
-		MATRIX_KEY(0x01, 0x04, 0)	/* T7 */
-		MATRIX_KEY(0x02, 0x09, 0)	/* T8 */
-		MATRIX_KEY(0x01, 0x09, 0)	/* T9 */
-		MATRIX_KEY(0x00, 0x04, 0)	/* T10 */
-	>;
-	linux,keymap = <
-		MATRIX_KEY(0x00, 0x02, KEY_BACK)
-		MATRIX_KEY(0x03, 0x02, KEY_FORWARD)
-		MATRIX_KEY(0x02, 0x02, KEY_REFRESH)
-		MATRIX_KEY(0x01, 0x02, KEY_FULL_SCREEN)
-		MATRIX_KEY(0x03, 0x04, KEY_SCALE)
-		MATRIX_KEY(0x02, 0x04, KEY_BRIGHTNESSDOWN)
-		MATRIX_KEY(0x01, 0x04, KEY_BRIGHTNESSUP)
-		MATRIX_KEY(0x02, 0x09, KEY_MUTE)
-		MATRIX_KEY(0x01, 0x09, KEY_VOLUMEDOWN)
-		MATRIX_KEY(0x00, 0x04, KEY_VOLUMEUP)
-
-		CROS_STD_MAIN_KEYMAP
-	>;
-};
-
-&rt5682 {
-	compatible = "realtek,rt5682s";
-};
-
-&sound {
-	compatible = "mediatek,mt8192_mt6359_rt1015p_rt5682s";
-
-	speaker-codecs {
-		sound-dai = <&rt1015p>;
-	};
-
-	headset-codec {
-		sound-dai = <&rt5682 0>;
-	};
-};
-
-&touchscreen {
-	compatible = "hid-over-i2c";
-	post-power-on-delay-ms = <10>;
-	hid-descr-addr = <0x0001>;
-	vdd-supply = <&pp3300_u>;
-};
diff --git a/arch/arm64/boot/dts/mediatek/mt8192-asurada-spherion-r4.dts b/arch/arm64/boot/dts/mediatek/mt8192-asurada-spherion-r4.dts
deleted file mode 100644
index 5e9e598bab90..000000000000
--- a/arch/arm64/boot/dts/mediatek/mt8192-asurada-spherion-r4.dts
+++ /dev/null
@@ -1,78 +0,0 @@
-// SPDX-License-Identifier: (GPL-2.0 OR MIT)
-/*
- * Copyright 2022 Google LLC
- */
-/dts-v1/;
-#include "mt8192-asurada.dtsi"
-#include <dt-bindings/leds/common.h>
-
-/ {
-	model = "Google Spherion (rev4)";
-	chassis-type = "laptop";
-	compatible = "google,spherion-rev4", "google,spherion",
-		     "mediatek,mt8192";
-
-	pwmleds {
-		compatible = "pwm-leds";
-
-		led {
-			function = LED_FUNCTION_KBD_BACKLIGHT;
-			color = <LED_COLOR_ID_WHITE>;
-			pwms = <&cros_ec_pwm 0>;
-			max-brightness = <1023>;
-		};
-	};
-};
-
-&cros_ec_pwm {
-	status = "okay";
-};
-
-&keyboard_controller {
-	function-row-physmap = <
-		MATRIX_KEY(0x00, 0x02, 0)	/* T1 */
-		MATRIX_KEY(0x03, 0x02, 0)	/* T2 */
-		MATRIX_KEY(0x02, 0x02, 0)	/* T3 */
-		MATRIX_KEY(0x01, 0x02, 0)	/* T4 */
-		MATRIX_KEY(0x03, 0x04, 0)	/* T5 */
-		MATRIX_KEY(0x02, 0x04, 0)	/* T6 */
-		MATRIX_KEY(0x01, 0x04, 0)	/* T7 */
-		MATRIX_KEY(0x02, 0x09, 0)	/* T8 */
-		MATRIX_KEY(0x01, 0x09, 0)	/* T9 */
-		MATRIX_KEY(0x00, 0x04, 0)	/* T10 */
-	>;
-	linux,keymap = <
-		MATRIX_KEY(0x00, 0x02, KEY_BACK)
-		MATRIX_KEY(0x03, 0x02, KEY_REFRESH)
-		MATRIX_KEY(0x02, 0x02, KEY_FULL_SCREEN)
-		MATRIX_KEY(0x01, 0x02, KEY_SCALE)
-		MATRIX_KEY(0x03, 0x04, KEY_SYSRQ)
-		MATRIX_KEY(0x02, 0x04, KEY_BRIGHTNESSDOWN)
-		MATRIX_KEY(0x01, 0x04, KEY_BRIGHTNESSUP)
-		MATRIX_KEY(0x02, 0x09, KEY_MUTE)
-		MATRIX_KEY(0x01, 0x09, KEY_VOLUMEDOWN)
-		MATRIX_KEY(0x00, 0x04, KEY_VOLUMEUP)
-
-		CROS_STD_MAIN_KEYMAP
-	>;
-};
-
-&rt5682 {
-	compatible = "realtek,rt5682s";
-};
-
-&sound {
-	compatible = "mediatek,mt8192_mt6359_rt1015p_rt5682s";
-
-	speaker-codecs {
-		sound-dai = <&rt1015p>;
-	};
-
-	headset-codec {
-		sound-dai = <&rt5682 0>;
-	};
-};
-
-&touchscreen {
-	compatible = "elan,ekth3500";
-};
