ARMv8/fsl-layerscape: Correct the OCRAM size

The real size of OCRAM is 128KiB, so correct the size of OCRAM.
And OCRAM reserved 2MiB space, then add a new macro to describe
it, which is used for MMU setup.

Signed-off-by: Hou Zhiqiang <Zhiqiang.Hou@nxp.com>
Reviewed-by: York Sun <york.sun@nxp.com>

arch/arm/include/asm/arch-fsl-layerscape/config.h

@@ -28,8 +28,9 @@
 #define CONFIG_FSL_TZASC_400
 #endif
 
-#define CONFIG_SYS_FSL_OCRAM_BASE	0x18000000	/* initial RAM */
-#define CONFIG_SYS_FSL_OCRAM_SIZE	0x00200000	/* 2M */
+#define CONFIG_SYS_FSL_OCRAM_BASE	0x18000000 /* initial RAM */
+#define SYS_FSL_OCRAM_SPACE_SIZE	0x00200000 /* 2M space */
+#define CONFIG_SYS_FSL_OCRAM_SIZE	0x00020000 /* Real size 128K */
 
 /* DDR */
 #define CONFIG_SYS_LS2_DDR_BLOCK1_SIZE	((phys_size_t)2 << 30)
@@ -122,7 +123,8 @@
 #define CONFIG_SYS_FSL_MAX_NUM_OF_SEC		1
 #elif defined(CONFIG_FSL_LSCH2)
 #define CONFIG_SYS_FSL_OCRAM_BASE		0x10000000 /* initial RAM */
-#define CONFIG_SYS_FSL_OCRAM_SIZE		0x00200000 /* 2M */
+#define SYS_FSL_OCRAM_SPACE_SIZE		0x00200000 /* 2M space */
+#define CONFIG_SYS_FSL_OCRAM_SIZE		0x00020000 /* Real size 128K */
 
 #define CONFIG_SYS_FSL_CCSR_SCFG_BE
 #define CONFIG_SYS_FSL_ESDHC_BE

arch/arm/include/asm/arch-fsl-layerscape/cpu.h

@@ -93,7 +93,7 @@ static struct mm_region early_map[] = {
 	  PTE_BLOCK_NON_SHARE | PTE_BLOCK_PXN | PTE_BLOCK_UXN
 	},
 	{ CONFIG_SYS_FSL_OCRAM_BASE, CONFIG_SYS_FSL_OCRAM_BASE,
-	  CONFIG_SYS_FSL_OCRAM_SIZE,
+	  SYS_FSL_OCRAM_SPACE_SIZE,
 	  PTE_BLOCK_MEMTYPE(MT_NORMAL) | PTE_BLOCK_NON_SHARE
 	},
 	{ CONFIG_SYS_FSL_QSPI_BASE1, CONFIG_SYS_FSL_QSPI_BASE1,
@@ -140,7 +140,7 @@ static struct mm_region early_map[] = {
 	  PTE_BLOCK_NON_SHARE | PTE_BLOCK_PXN | PTE_BLOCK_UXN
 	},
 	{ CONFIG_SYS_FSL_OCRAM_BASE, CONFIG_SYS_FSL_OCRAM_BASE,
-	  CONFIG_SYS_FSL_OCRAM_SIZE,
+	  SYS_FSL_OCRAM_SPACE_SIZE,
 	  PTE_BLOCK_MEMTYPE(MT_NORMAL) | PTE_BLOCK_NON_SHARE
 	},
 	{ CONFIG_SYS_FSL_DCSR_BASE, CONFIG_SYS_FSL_DCSR_BASE,
@@ -178,7 +178,7 @@ static struct mm_region final_map[] = {
 	  PTE_BLOCK_NON_SHARE | PTE_BLOCK_PXN | PTE_BLOCK_UXN
 	},
 	{ CONFIG_SYS_FSL_OCRAM_BASE, CONFIG_SYS_FSL_OCRAM_BASE,
-	  CONFIG_SYS_FSL_OCRAM_SIZE,
+	  SYS_FSL_OCRAM_SPACE_SIZE,
 	  PTE_BLOCK_MEMTYPE(MT_NORMAL) | PTE_BLOCK_NON_SHARE
 	},
 	{ CONFIG_SYS_FSL_DRAM_BASE1, CONFIG_SYS_FSL_DRAM_BASE1,
@@ -280,7 +280,7 @@ static struct mm_region final_map[] = {
 	  PTE_BLOCK_NON_SHARE | PTE_BLOCK_PXN | PTE_BLOCK_UXN
 	},
 	{ CONFIG_SYS_FSL_OCRAM_BASE, CONFIG_SYS_FSL_OCRAM_BASE,
-	  CONFIG_SYS_FSL_OCRAM_SIZE,
+	  SYS_FSL_OCRAM_SPACE_SIZE,
 	  PTE_BLOCK_MEMTYPE(MT_NORMAL) | PTE_BLOCK_NON_SHARE
 	},
 	{ CONFIG_SYS_FSL_DCSR_BASE, CONFIG_SYS_FSL_DCSR_BASE,