1 files changed, 80 insertions, 0 deletions
diff --git a/arch/arm64/boot/dts/mediatek/mt8370.dtsi b/arch/arm64/boot/dts/mediatek/mt8370.dtsi
new file mode 100644
index 000000000000..7ac8b8d03494
--- /dev/null
+++ b/arch/arm64/boot/dts/mediatek/mt8370.dtsi
@@ -0,0 +1,80 @@
+// SPDX-License-Identifier: (GPL-2.0 OR MIT)
+/*
+ * Copyright (c) 2025 Collabora Ltd.
+ * Author: Louis-Alexis Eyraud <louisalexis.eyraud@collabora.com>
+ */
+
+/dts-v1/;
+#include "mt8188.dtsi"
+
+/ {
+	compatible = "mediatek,mt8370";
+
+	cpus {
+		/delete-node/ cpu@400;
+		/delete-node/ cpu@500;
+
+		cpu-map {
+			cluster0 {
+				/delete-node/ core4;
+				/delete-node/ core5;
+			};
+		};
+	};
+};
+
+&cpu6 {
+	clock-frequency = <2200000000>;
+};
+
+&cpu7 {
+	clock-frequency = <2200000000>;
+};
+
+&cpu_little0_cooling_map0 {
+	cooling-device = <&cpu0 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
+				<&cpu1 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
+				<&cpu2 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
+				<&cpu3 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>;
+};
+
+&cpu_little1_cooling_map0 {
+	cooling-device = <&cpu0 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
+				<&cpu1 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
+				<&cpu2 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
+				<&cpu3 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>;
+};
+
+&cpu_little2_cooling_map0 {
+	cooling-device = <&cpu0 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
+				<&cpu1 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
+				<&cpu2 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
+				<&cpu3 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>;
+};
+
+&cpu_little3_cooling_map0 {
+	cooling-device = <&cpu0 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
+				<&cpu1 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
+				<&cpu2 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
+				<&cpu3 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>;
+};
+
+/*
+ * Please note that overriding compatibles is a discouraged practice and is a
+ * clear indication of nodes not being, well, compatible!
+ *
+ * This is a special case, where the GPU is the same as MT8188, but with one
+ * of the cores fused out in this lower-binned SoC.
+ */
+&gpu {
+	compatible = "mediatek,mt8370-mali", "arm,mali-valhall-jm";
+
+	power-domains = <&spm MT8188_POWER_DOMAIN_MFG2>,
+			<&spm MT8188_POWER_DOMAIN_MFG3>;
+
+	power-domain-names = "core0", "core1";
+};
+
+&ppi_cluster0 {
+	affinity = <&cpu0 &cpu1 &cpu2 &cpu3>;
+};