linux-iot2050: Add support for dts overlay for PG2 and SM

This commit adds support for device tree overlays for the IOT2050
Advanced PG2 and SM variants. These overlays enable DMA isolation,
allowing for more flexible and secure memory management.

Signed-off-by: Li Hua Qian <huaqian.li@siemens.com>

recipes-kernel/linux/files/patches-6.1/0101-arm64-dts-ti-iot2050-Add-support-for-dts-overlay-for.patch

@@ -0,0 +1,28 @@
+From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
+From: Li Hua Qian <huaqian.li@siemens.com>
+Date: Fri, 3 Jan 2025 10:02:14 +0800
+Subject: [PATCH] arm64: dts: ti: iot2050: Add support for dts overlay for PG2
+ and SM
+
+This commit adds support for device tree overlays for the IOT2050
+Advanced PG2 and SM variants. These overlays enable DMA isolation,
+allowing for more flexible and secure memory management.
+
+Signed-off-by: Li Hua Qian <huaqian.li@siemens.com>
+---
+ arch/arm64/boot/dts/ti/Makefile | 2 ++
+ 1 file changed, 2 insertions(+)
+
+diff --git a/arch/arm64/boot/dts/ti/Makefile b/arch/arm64/boot/dts/ti/Makefile
+index 725ad34cac4c..9428156c045c 100644
+--- a/arch/arm64/boot/dts/ti/Makefile
++++ b/arch/arm64/boot/dts/ti/Makefile
+@@ -15,6 +15,8 @@ dtb-$(CONFIG_ARCH_K3) += k3-am6548-iot2050-advanced-pg2.dtb
+ dtb-$(CONFIG_ARCH_K3) += k3-am6548-iot2050-advanced-sm.dtb
+
+ DTC_FLAGS_k3-am6548-iot2050-advanced-m2 += -@
++DTC_FLAGS_k3-am6548-iot2050-advanced-pg2 += -@
++DTC_FLAGS_k3-am6548-iot2050-advanced-sm += -@
+
+ dtb-$(CONFIG_ARCH_K3) += k3-j721e-common-proc-board.dtb
+ dtb-$(CONFIG_ARCH_K3) += k3-j721e-sk.dtb