SAMA5D4: Add missing mappings for the VDEC and L2CC memory regions

arch/arm/src/sama5/chip/sam_matrix.h

@@ -56,6 +56,7 @@
 /* These are bits maps of PIDs in the H64MX SPSELR registers.  These are used by
  * application code to quickly determine if a given PID is served by H32MX or H64MX
  * which, in turn, is needed to know if the peripheral secured in SPSELR).
+ * Reference: "In Matrix" column of "Table 9-1. Peripheral identifiers."
  *
  * NOTE that these hard-code bit values must match the PID assignments in
  * arch/arm/include/sama5/sama5*_irq.h.

arch/arm/src/sama5/chip/sama5d4x_memorymap.h

@@ -254,12 +254,14 @@
 #define SAM_BOOTMEM_MMUFLAGS     MMU_ROMFLAGS
 #define SAM_ROM_MMUFLAGS         MMU_ROMFLAGS
 #define SAM_ISRAM_MMUFLAGS       MMU_MEMFLAGS
-#define SAM_SMD_MMUFLAGS         MMU_MEMFLAGS
+#define SAM_VDEC_MMUFLAGS        MMU_IOFLAGS
 #define SAM_UDPHSRAM_MMUFLAGS    MMU_IOFLAGS
 #define SAM_UHPOHCI_MMUFLAGS     MMU_IOFLAGS
 #define SAM_UHPEHCI_MMUFLAGS     MMU_IOFLAGS
 #define SAM_AXIMX_MMUFLAGS       MMU_IOFLAGS
 #define SAM_DAP_MMUFLAGS         MMU_IOFLAGS
+#define SAM_SMD_MMUFLAGS         MMU_MEMFLAGS
+#define SAM_L2CC_MMUFLAGS        MMU_IOFLAGS
 
 /* If the NFC is not being used, the NFC SRAM can be used as general purpose
  * SRAM (cached).  If the NFC is used, then the NFC SRAM should be treated

arch/arm/src/sama5/sam_boot.c

@@ -188,11 +188,21 @@ static const struct section_mapping_s section_mapping[] =
   { SAM_NFCSRAM_PSECTION,  SAM_NFCSRAM_VSECTION,
     SAM_NFCSRAM_MMUFLAGS,  SAM_NFCSRAM_NSECTIONS
   },
+
 #ifndef CONFIG_PAGING /* Internal SRAM is already fully mapped */
   { SAM_ISRAM_PSECTION,    SAM_ISRAM_VSECTION,
     SAM_ISRAM_MMUFLAGS,    SAM_ISRAM_NSECTIONS
   },
 #endif
+
+#ifdef SAM_VDEC_PSECTION
+  /* If the memory map supports a video decoder (VDEC), then map it */
+
+  { SAM_VDEC_PSECTION,     SAM_VDEC_VSECTION,
+    SAM_VDEC_MMUFLAGS,     SAM_VDEC_NSECTIONS
+  },
+#endif
+
   { SAM_SMD_PSECTION,      SAM_SMD_VSECTION,
     SAM_SMD_MMUFLAGS,      SAM_SMD_NSECTIONS
   },
@@ -212,6 +222,14 @@ static const struct section_mapping_s section_mapping[] =
     SAM_DAP_MMUFLAGS,      SAM_DAP_NSECTIONS
   },
 
+#ifdef SAM_L2CC_PSECTION
+  /* If the memory map supports an L2 cache controller (L2CC), then map it */
+
+  { SAM_L2CC_PSECTION,     SAM_L2CC_VSECTION,
+    SAM_L2CC_MMUFLAGS,     SAM_L2CC_NSECTIONS
+  },
+#endif
+
 /* SAMA5 CS0 External Memories */
 
 #ifdef CONFIG_SAMA5_EBICS0

arch/arm/src/sama5/sam_irq.c

@@ -350,7 +350,7 @@ static void sam_aic_initialize(uintptr_t base)
    * EOICR register.
    */
 
-  for (i = 0; i < 8 ; i++)
+  for (i = 0; i < 8; i++)
     {
       putreg32(AIC_EOICR_ENDIT, base + SAM_AIC_EOICR_OFFSET);
     }