SPMC: adjust device region for first secure partition

For the first partition, mark first 2GB as device memory excluding
the Trusted DRAM region reserved for the SPMC.
Signed-off-by: Olivier Deprez <olivier.deprez@arm.com>
Change-Id: I3ff110b3facf5b6d41ac2519ff6ca5e30a0a502b

plat/arm/board/fvp/fdts/fvp_spmc_manifest.dts

@@ -10,7 +10,6 @@
 #include "fvp-defs.dtsi"
 #undef POST
 #define	POST \
-		enable-method = "psci"; \
 	};
 
 / {
@@ -61,7 +60,11 @@
 		#size-cells = <0x0>;
 
 		CPU_0
-		/* SPM(Hafnium) requires secondary cpu nodes are declared in descending order */
+
+		/*
+		 * SPMC (Hafnium) requires secondary core nodes are declared
+		 * in descending order.
+		 */
 		CPU_7
 		CPU_6
 		CPU_5
@@ -71,7 +74,12 @@
 		CPU_1
 	};
 
-	memory@60000000 {
+	device-memory@0 {
+		device_type = "device-memory";
+		reg = <0x0 0x0 0x6000000 0x0 0x8000000 0x78000000>;
+	};
+
+	memory@6000000 {
 		device_type = "memory";
 		reg = <0x0 0x6000000 0x2000000>; /* Trusted DRAM */
 	};

plat/arm/board/fvp/fdts/fvp_spmc_optee_sp_manifest.dts

@@ -49,7 +49,7 @@
 		CPU_0
 
 		/*
-		 * SPMC(Hafnium) requires secondary core nodes are declared
+		 * SPMC (Hafnium) requires secondary core nodes are declared
 		 * in descending order.
 		 */
 		CPU_7
@@ -61,7 +61,12 @@
 		CPU_1
 	};
 
-	memory@60000000 {
+	device-memory@0 {
+		device_type = "device-memory";
+		reg = <0x0 0x0 0x6000000 0x0 0x8000000 0x78000000>;
+	};
+
+	memory@6000000 {
 		device_type = "memory";
 		reg = <0x0 0x6000000 0x2000000>; /* Trusted DRAM */
 	};