[PATCH v2 1/2] arm64: dts: qcom: sm8450: Remove unneeded reserved memory nodes

Esteban Urrutia via B4 Relay <[email protected]> Sat, 11 Jul 2026 23:12:27 -0400
Newsgroups org.kernel.vger.phone-devel,org.kernel.feeds.b4-sent,org.kernel.vger.linux-arm-msm,org.kernel.vger.linux-devicetree,org.kernel.vger.linux-kernel
Message-ID <[email protected]>
From: Esteban Urrutia <[email protected]>

These nodes are not present on downstream device trees and only take memory
away from the AP.
No crashes occur without these nodes, so remove them.

Reviewed-by: Dmitry Baryshkov <[email protected]>
Signed-off-by: Esteban Urrutia <[email protected]>
---
 arch/arm64/boot/dts/qcom/sm8450.dtsi | 15 ---------------
 1 file changed, 15 deletions(-)

diff --git a/arch/arm64/boot/dts/qcom/sm8450.dtsi b/arch/arm64/boot/dts/qcom/sm8450.dtsi
index 7ddd0f5f539c..cf7c8f831fb0 100644
--- a/arch/arm64/boot/dts/qcom/sm8450.dtsi
+++ b/arch/arm64/boot/dts/qcom/sm8450.dtsi
@@ -752,11 +752,6 @@ oem_vm_mem: memory@bb000000 {
 			no-map;
 		};
 
-		mte_mem: memory@c0000000 {
-			reg = <0x0 0xc0000000 0x0 0x20000000>;
-			no-map;
-		};
-
 		qheebsp_reserved_mem: memory@e0000000 {
 			reg = <0x0 0xe0000000 0x0 0x600000>;
 			no-map;
@@ -806,16 +801,6 @@ qtee_mem: memory@e9b00000 {
 			reg = <0x0 0xe9b00000 0x0 0x500000>;
 			no-map;
 		};
-
-		trusted_apps_mem: memory@ea000000 {
-			reg = <0x0 0xea000000 0x0 0x3900000>;
-			no-map;
-		};
-
-		trusted_apps_ext_mem: memory@ed900000 {
-			reg = <0x0 0xed900000 0x0 0x3b00000>;
-			no-map;
-		};
 	};
 
 	smp2p-adsp {

-- 
2.55.0