diff --git a/arch/arm64/boot/dts/qcom/sdm845-ion.dtsi b/arch/arm64/boot/dts/qcom/sdm845-ion.dtsi
index 829dfcc..7d83184 100644
--- a/arch/arm64/boot/dts/qcom/sdm845-ion.dtsi
+++ b/arch/arm64/boot/dts/qcom/sdm845-ion.dtsi
@@ -33,6 +33,12 @@
 			qcom,ion-heap-type = "DMA";
 		};
 
+		qcom,ion-heap@19 { /* QSEECOM TA HEAP */
+			reg = <19>;
+			memory-region = <&qseecom_ta_mem>;
+			qcom,ion-heap-type = "DMA";
+		};
+
 		qcom,ion-heap@13 { /* SECURE SPSS HEAP */
 			reg = <13>;
 			memory-region = <&secure_sp_mem>;
diff --git a/arch/arm64/boot/dts/qcom/sdm845.dtsi b/arch/arm64/boot/dts/qcom/sdm845.dtsi
index 5b3178d..418d402 100644
--- a/arch/arm64/boot/dts/qcom/sdm845.dtsi
+++ b/arch/arm64/boot/dts/qcom/sdm845.dtsi
@@ -603,6 +603,14 @@
 			size = <0 0x1400000>;
 		};
 
+		qseecom_ta_mem: qseecom_ta_region {
+			compatible = "shared-dma-pool";
+			alloc-ranges = <0 0x00000000 0 0xffffffff>;
+			reusable;
+			alignment = <0 0x400000>;
+			size = <0 0x1000000>;
+		};
+
 		secure_sp_mem: secure_sp_region { /* SPSS-HLOS ION shared mem */
 			compatible = "shared-dma-pool";
 			alloc-ranges = <0 0x00000000 0 0xffffffff>; /* 32-bit */
diff --git a/drivers/staging/android/ion/msm/msm_ion.c b/drivers/staging/android/ion/msm/msm_ion.c
index f868336..9d53391 100644
--- a/drivers/staging/android/ion/msm/msm_ion.c
+++ b/drivers/staging/android/ion/msm/msm_ion.c
@@ -88,6 +88,10 @@
 		.name	= ION_QSECOM_HEAP_NAME,
 	},
 	{
+		.id	= ION_QSECOM_TA_HEAP_ID,
+		.name	= ION_QSECOM_TA_HEAP_NAME,
+	},
+	{
 		.id	= ION_SPSS_HEAP_ID,
 		.name	= ION_SPSS_HEAP_NAME,
 	},
diff --git a/drivers/staging/android/uapi/msm_ion.h b/drivers/staging/android/uapi/msm_ion.h
index 84598db..4f9dd73 100644
--- a/drivers/staging/android/uapi/msm_ion.h
+++ b/drivers/staging/android/uapi/msm_ion.h
@@ -33,6 +33,7 @@
 	ION_CP_MFC_HEAP_ID = 12,
 	ION_SPSS_HEAP_ID = 13, /* Secure Processor ION heap */
 	ION_CP_WB_HEAP_ID = 16, /* 8660 only */
+	ION_QSECOM_TA_HEAP_ID = 19,
 	ION_CAMERA_HEAP_ID = 20, /* 8660 only */
 	ION_SYSTEM_CONTIG_HEAP_ID = 21,
 	ION_ADSP_HEAP_ID = 22,
@@ -130,6 +131,7 @@
 #define ION_PIL1_HEAP_NAME  "pil_1"
 #define ION_PIL2_HEAP_NAME  "pil_2"
 #define ION_QSECOM_HEAP_NAME	"qsecom"
+#define ION_QSECOM_TA_HEAP_NAME	"qsecom_ta"
 #define ION_SECURE_HEAP_NAME	"secure_heap"
 #define ION_SECURE_DISPLAY_HEAP_NAME "secure_display"