diff --git a/qcom/tuna-reserved-memory.dtsi b/qcom/tuna-reserved-memory.dtsi
new file mode 100644
index 00000000..8c9df41b
--- /dev/null
+++ b/qcom/tuna-reserved-memory.dtsi
@@ -0,0 +1,234 @@
+// SPDX-License-Identifier: BSD-3-Clause
+/*
+ * Copyright (c) 2024 Qualcomm Innovation Center, Inc. All rights reserved.
+ */
+
+&reserved_memory {
+	#address-cells = <2>;
+	#size-cells = <2>;
+	ranges;
+
+	gunyah_hyp_mem: gunyah_hyp_region@80000000 {
+		no-map;
+		reg = <0x0 0x80000000 0x0 0xe00000>;
+	};
+
+	cpusys_vm_mem: cpusys_vm_region@80e00000 {
+		no-map;
+		reg = <0x0 0x80e00000 0x0 0x400000>;
+	};
+
+	cpucp_pdp_mem: cpucp_region@81200000 {
+		no-map;
+		reg = <0x0 0x81200000 0x0 0x200000>;
+	};
+
+	/*
+	 * hyp_tags_mem is dynamically removed from the RAM
+	 * partition tables before boot occurs. Size of region
+	 * varies.
+	 */
+
+	xbl_dtlog_mem: xbl_dtlog_region@81a00000 {
+		no-map;
+		reg = <0x0 0x81a00000 0x0 0x40000>;
+	};
+
+	aop_image_mem: aop_image_region@81c00000 {
+		no-map;
+		reg = <0x0 0x81c00000 0x0 0x60000>;
+	};
+
+	aop_cmd_db_mem: aop_cmd_db_region@81c60000 {
+		compatible = "qcom,cmd-db";
+		no-map;
+		reg = <0x0 0x81c60000 0x0 0x20000>;
+	};
+
+	aop_config_mem: aop_config_region@81c80000 {
+		no-map;
+		reg = <0x0 0x81c80000 0x0 0x20000>;
+	};
+
+	tme_crash_dump_mem: tme_crash_dump_region@81ca0000 {
+		no-map;
+		reg = <0x0 0x81ca0000 0x0 0x40000>;
+	};
+
+	tme_log_mem: tme_log_region@81ce0000 {
+		no-map;
+		reg = <0x0 0x81ce0000 0x0 0x4000>;
+	};
+
+	uefi_log_mem: uefi_log_region@81ce4000 {
+		no-map;
+		reg = <0x0 0x81ce4000 0x0 0x10000>;
+	};
+
+	smem_mem: smem_region@81d00000 {
+		no-map;
+		reg = <0x0 0x81d00000 0x0 0x200000>;
+	};
+
+	pdp_ns_shared_mem: pdp_ns_shared_region@81f00000 {
+		no-map;
+		reg = <0x0 0x81f00000 0x0 0x100000>;
+	};
+
+	cpucp_scandump_mem: cpucp_scandump_region@82000000 {
+		no-map;
+		reg = <0x0 0x82000000 0x0 0x380000>;
+	};
+
+	adsp_mhi_mem: adsp_mhi_region@82380000 {
+		no-map;
+		reg = <0x0 0x82380000 0x0 0x20000>;
+	};
+
+	soccp_sdi_mem: soccp_sdi_region@823a0000 {
+		no-map;
+		reg = <0x0 0x823a0000 0x0 0x40000>;
+	};
+
+	pmic_minii_dump_mem: pmic_minii_dump_region@823e0000 {
+		no-map;
+		reg = <0x0 0x823e0000 0x0 0x80000>;
+	};
+
+	pvm_fw_mem: pvm_fw_region@824a0000 {
+		no-map;
+		reg = <0x0 0x824a0000 0x0 0x100000>;
+	};
+
+	hyp_mem_database_mem: hyp_mem_database_region@825a0000 {
+		no-map;
+		reg = <0x0 0x825a0000 0x0 0x60000>;
+	};
+
+	global_sync_mem: global_sync_region@82600000 {
+		no-map;
+		reg = <0x0 0x82600000 0x0 0x100000>;
+	};
+
+	tz_stat_mem: tz_stat_region@82700000 {
+		no-map;
+		reg = <0x0 0x82700000 0x0 0x100000>;
+	};
+
+	dsm_partition_1_mem: dsm_partition_1_region@84a00000 {
+		no-map;
+		reg = <0x0 0x84a00000 0x0 0x4900000>;
+	};
+
+	dsm_partition_2_mem: dsm_partition_2_region@89300000 {
+		no-map;
+		reg = <0x0 0x89300000 0x0 0xa80000>;
+	};
+
+	mpss_mem: mpss_region@89e00000 {
+		no-map;
+		reg = <0x0 0x89e00000 0x0 0x11200000>;
+	};
+
+	q6_mpss_dtb_mem: q6_mpss_dtb_region@9b000000 {
+		no-map;
+		reg = <0x0 0x9b000000 0x0 0x80000>;
+	};
+
+	ipa_fw_mem: ipa_fw_region@9b080000 {
+		no-map;
+		reg = <0x0 0x9b080000 0x0 0x10000>;
+	};
+
+	ipa_gsi_mem: ipa_gsi_region@9b090000 {
+		no-map;
+		reg = <0x0 0x9b090000 0x0 0xa000>;
+	};
+
+	gpu_microcode_mem: gpu_microcode_region@9b09a000 {
+		no-map;
+		reg = <0x0 0x9b09a000 0x0 0x2000>;
+	};
+
+	camera_mem: camera_region@9b300000 {
+		no-map;
+		reg = <0x0 0x9b300000 0x0 0x800000>;
+	};
+
+	camera_2_mem: camera_2_region@9bb00000 {
+		no-map;
+		reg = <0x0 0x9bb00000 0x0 0x800000>;
+	};
+
+	video_mem: video_region@9c300000 {
+		no-map;
+		reg = <0x0 0x9c300000 0x0 0x800000>;
+	};
+
+	cvp_mem: cvp_region@9cb00000 {
+		no-map;
+		reg = <0x0 0x9cb00000 0x0 0x700000>;
+	};
+
+	cdsp_mem: cdsp_region@9d200000 {
+		no-map;
+		reg = <0x0 0x9d200000 0x0 0x2000000>;
+	};
+
+	q6_cdsp_dtb_mem: q6_cdsp_dtb_region@9f200000 {
+		no-map;
+		reg = <0x0 0x9f200000 0x0 0x80000>;
+	};
+
+	q6_adsp_dtb_mem: q6_adsp_dtb_region@9f280000 {
+		no-map;
+		reg = <0x0 0x9f280000 0x0 0x80000>;
+	};
+
+	adspslpi_mem: adspslpi_region@9f300000 {
+		no-map;
+		reg = <0x0 0x9f300000 0x0 0x4080000>;
+	};
+
+	soccp_mem: soccp_region@a3380000 {
+		no-map;
+		reg = <0x0 0xa3380000 0x0 0x180000>;
+	};
+
+	wpss_mem: wpss_region@a3500000 {
+		no-map;
+		reg = <0x0 0xa3500000 0x0 0x1900000>;
+	};
+
+	wlan_msa_mem: wlan_msa_region@a6400000 {
+		no-map;
+		reg = <0x0 0xa6400000 0x0 0xc00000>;
+	};
+
+	/* uefi region can be reused by apps */
+
+	/* Linux kernel image is loaded at 0xa8000000 */
+
+	xbl_ramdump_mem: xbl_ramdump_region@b8000000 {
+		no-map;
+		reg = <0x0 0xb8000000 0x0 0x1c0000>;
+	};
+
+	/* merged tz_reserved, xbl_sc, and qtee regions */
+	tz_merged_mem: tz_merged_region@d8000000 {
+		no-map;
+		reg = <0x0 0xd8000000 0x0 0x600000>;
+	};
+
+	/*
+	 * ta/tags mem is dynamically removed from the RAM
+	 * partition tables before boot occurs. Size of region
+	 * varies.
+	 */
+
+	llcc_lpi_mem: llcc_lpi_region@ff800000 {
+		no-map;
+		reg = <0x0 0xff800000 0x0 0x400000>;
+	};
+
+};
diff --git a/qcom/tuna.dtsi b/qcom/tuna.dtsi
index e2d37771..3060024a 100644
--- a/qcom/tuna.dtsi
+++ b/qcom/tuna.dtsi
@@ -208,6 +208,24 @@
 	soc: soc { };
 };
 
+#include "tuna-reserved-memory.dtsi"
+
+&reserved_memory {
+	#address-cells = <2>;
+	#size-cells = <2>;
+	ranges;
+
+	/* global autoconfigured region for contiguous allocations */
+	system_cma: linux,cma {
+		compatible = "shared-dma-pool";
+		alloc-ranges = <0x0 0x00000000 0x0 0xffffffff>;
+		reusable;
+		alignment = <0x0 0x400000>;
+		size = <0x0 0x2000000>;
+		linux,cma-default;
+	};
+};
+
 &soc {
 	#address-cells = <1>;
 	#size-cells = <1>;