based on: https://patchwork.kernel.org/project/linux-mediatek/patch/20211213162856.235130-1-hsinyi@chromium.org/

diff --git a/arch/arm64/boot/dts/mediatek/mt8183-kukui-katsu-sku32.dts b/arch/arm64/boot/dts/mediatek/mt8183-kukui-katsu-sku32.dts
new file mode 100644
index 00000000000000..f923b8c3c49c36
--- /dev/null
+++ b/arch/arm64/boot/dts/mediatek/mt8183-kukui-katsu-sku32.dts
@@ -0,0 +1,38 @@
+// SPDX-License-Identifier: (GPL-2.0 OR MIT)
+/*
+ * Copyright 2021 Google LLC
+ */
+
+/dts-v1/;
+#include "mt8183-kukui-kakadu.dtsi"
+#include "mt8183-kukui-audio-da7219-rt1015p.dtsi"
+
+/ {
+	model = "MediaTek katsu board";
+	compatible = "google,katsu-sku32", "google,katsu", "mediatek,mt8183";
+};
+
+&i2c0 {
+	status = "okay";
+
+	/delete-node/touchscreen@10;
+	touchscreen1: touchscreen@5d {
+		compatible = "goodix,gt7375p";
+		reg = <0x5d>;
+		pinctrl-names = "default";
+		pinctrl-0 = <&open_touch>;
+
+		interrupt-parent = <&pio>;
+		interrupts = <155 IRQ_TYPE_LEVEL_LOW>;
+
+		reset-gpios = <&pio 156 GPIO_ACTIVE_LOW>;
+	};
+};
+
+&panel {
+	compatible = "starry,2081101qfh032011-53g";
+};
+
+&qca_wifi {
+	qcom,ath10k-calibration-variant = "GO_KATSU";
+};
diff --git a/arch/arm64/boot/dts/mediatek/mt8183-kukui-katsu-sku38.dts b/arch/arm64/boot/dts/mediatek/mt8183-kukui-katsu-sku38.dts
new file mode 100644
index 00000000000000..1ab14096a279c6
--- /dev/null
+++ b/arch/arm64/boot/dts/mediatek/mt8183-kukui-katsu-sku38.dts
@@ -0,0 +1,42 @@
+// SPDX-License-Identifier: (GPL-2.0 OR MIT)
+/*
+ * Copyright 2021 Google LLC
+ */
+
+/dts-v1/;
+#include "mt8183-kukui-kakadu.dtsi"
+#include "mt8183-kukui-audio-rt1015p.dtsi"
+
+/ {
+	model = "MediaTek katsu sku38 board";
+	compatible = "google,katsu-sku38", "google,katsu", "mediatek,mt8183";
+};
+
+&i2c0 {
+	status = "okay";
+
+	/delete-node/touchscreen@10;
+	touchscreen1: touchscreen@5d {
+		compatible = "goodix,gt7375p";
+		reg = <0x5d>;
+		pinctrl-names = "default";
+		pinctrl-0 = <&open_touch>;
+
+		interrupt-parent = <&pio>;
+		interrupts = <155 IRQ_TYPE_LEVEL_LOW>;
+
+		reset-gpios = <&pio 156 GPIO_ACTIVE_LOW>;
+	};
+};
+
+&panel {
+	compatible = "starry,2081101qfh032011-53g";
+};
+
+&qca_wifi {
+        qcom,ath10k-calibration-variant = "GO_KATSU";
+};
+
+&sound {
+	compatible = "mediatek,mt8183_mt6358_ts3a227_rt1015p";
+};