Merge changes from topic "k3-cleanups" into integration

* changes:
  ti: k3: common: Align elements of map region table
  ti: k3: common: Enable SEPARATE_CODE_AND_RODATA by default
  ti: k3: common: Remove shared RAM space
  ti: k3: common: Drop _ADDRESS from K3_USART_BASE to match other defines

plat/ti/k3/common/k3_bl31_setup.c

@@ -21,8 +21,7 @@
 
 /* Table of regions to map using the MMU */
 const mmap_region_t plat_k3_mmap[] = {
-	MAP_REGION_FLAT(SHARED_RAM_BASE, SHARED_RAM_SIZE, MT_DEVICE | MT_RW | MT_SECURE),
-	MAP_REGION_FLAT(K3_USART_BASE_ADDRESS, K3_USART_SIZE, MT_DEVICE | MT_RW | MT_SECURE),
+	MAP_REGION_FLAT(K3_USART_BASE,       K3_USART_SIZE,       MT_DEVICE | MT_RW | MT_SECURE),
 	MAP_REGION_FLAT(K3_GIC_BASE,         K3_GIC_SIZE,         MT_DEVICE | MT_RW | MT_SECURE),
 	MAP_REGION_FLAT(SEC_PROXY_RT_BASE,   SEC_PROXY_RT_SIZE,   MT_DEVICE | MT_RW | MT_SECURE),
 	MAP_REGION_FLAT(SEC_PROXY_SCFG_BASE, SEC_PROXY_SCFG_SIZE, MT_DEVICE | MT_RW | MT_SECURE),
@@ -100,13 +99,10 @@ void bl31_early_platform_setup2(u_register_t arg0, u_register_t arg1,
 void bl31_plat_arch_setup(void)
 {
 	const mmap_region_t bl_regions[] = {
-		MAP_REGION_FLAT(BL31_BASE, BL31_END - BL31_BASE,
-				MT_MEMORY | MT_RW | MT_SECURE),
-		MAP_REGION_FLAT(BL_CODE_BASE, BL_CODE_END - BL_CODE_BASE,
-				MT_CODE | MT_SECURE),
-		MAP_REGION_FLAT(BL_RO_DATA_BASE, BL_RO_DATA_END - BL_RO_DATA_END,
-				MT_RO_DATA | MT_SECURE),
-		{0}
+		MAP_REGION_FLAT(BL31_START,      BL31_END       - BL31_START,     MT_MEMORY  | MT_RW | MT_SECURE),
+		MAP_REGION_FLAT(BL_CODE_BASE,    BL_CODE_END    - BL_CODE_BASE,   MT_CODE    | MT_RO | MT_SECURE),
+		MAP_REGION_FLAT(BL_RO_DATA_BASE, BL_RO_DATA_END - BL_RO_DATA_END, MT_RO_DATA | MT_RO | MT_SECURE),
+		{ /* sentinel */ }
 	};
 
 	setup_page_tables(bl_regions, plat_k3_mmap);

plat/ti/k3/common/k3_console.c

@@ -16,6 +16,6 @@ void bl31_console_setup(void)
 	static console_16550_t console;
 
 	/* Initialize the console to provide early debug support */
-	console_16550_register(K3_USART_BASE_ADDRESS, K3_USART_CLK_SPEED,
+	console_16550_register(K3_USART_BASE, K3_USART_CLK_SPEED,
 			       K3_USART_BAUD, &console);
 }

plat/ti/k3/common/plat_common.mk

@@ -22,6 +22,9 @@ ERRATA_A53_836870	:=	1
 ERRATA_A53_843419	:=	1
 ERRATA_A53_855873	:=	1
 
+# Split out RO data into a non-executable section
+SEPARATE_CODE_AND_RODATA :=    1
+
 # Leave the caches enabled on core powerdown path
 TI_AM65X_WORKAROUND	:=	1
 $(eval $(call add_define,TI_AM65X_WORKAROUND))

plat/ti/k3/include/platform_def.h

@@ -74,20 +74,14 @@
 
 /*
  * ARM-TF lives in SRAM, partition it here
- */
-
-#define SHARED_RAM_BASE			BL31_LIMIT
-#define SHARED_RAM_SIZE			0x00001000
-
-/*
+ *
  * BL3-1 specific defines.
  *
- * Put BL3-1 at the base of the Trusted SRAM, before SHARED_RAM.
+ * Put BL3-1 at the base of the Trusted SRAM.
  */
 #define BL31_BASE			SEC_SRAM_BASE
-#define BL31_SIZE			(SEC_SRAM_SIZE - SHARED_RAM_SIZE)
+#define BL31_SIZE			SEC_SRAM_SIZE
 #define BL31_LIMIT			(BL31_BASE + BL31_SIZE)
-#define BL31_PROGBITS_LIMIT		BL31_LIMIT
 
 /*
  * Defines the maximum number of translation tables that are allocated by the
@@ -125,8 +119,8 @@
 #define CACHE_WRITEBACK_GRANULE		(1 << CACHE_WRITEBACK_SHIFT)
 
 /* Platform default console definitions */
-#ifndef K3_USART_BASE_ADDRESS
-#define K3_USART_BASE_ADDRESS 0x02800000
+#ifndef K3_USART_BASE
+#define K3_USART_BASE 0x02800000
 #endif
 
 /* USART has a default size for address space */
@@ -137,7 +131,7 @@
 #endif
 
 /* Crash console defaults */
-#define CRASH_CONSOLE_BASE K3_USART_BASE_ADDRESS
+#define CRASH_CONSOLE_BASE K3_USART_BASE
 #define CRASH_CONSOLE_CLK K3_USART_CLK_SPEED
 #define CRASH_CONSOLE_BAUD_RATE K3_USART_BAUD