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Diffstat (limited to 'board/tqc/tqm85xx/law.c')
-rw-r--r--board/tqc/tqm85xx/law.c29
1 files changed, 25 insertions, 4 deletions
diff --git a/board/tqc/tqm85xx/law.c b/board/tqc/tqm85xx/law.c
index 914ce68..b4e663b 100644
--- a/board/tqc/tqm85xx/law.c
+++ b/board/tqc/tqm85xx/law.c
@@ -30,6 +30,8 @@
/*
* LAW(Local Access Window) configuration:
*
+ * Standard mapping:
+ *
* 0x0000_0000 0x7fff_ffff DDR 2G
* 0x8000_0000 0x9fff_ffff PCI1 MEM 512M
* 0xc000_0000 0xdfff_ffff RapidIO or PCI express 512M
@@ -37,22 +39,41 @@
* 0xe200_0000 0xe2ff_ffff PCI1 IO 16M
* 0xe300_0000 0xe3ff_ffff CAN and NAND Flash 16M
* 0xef00_0000 0xefff_ffff PCI express IO 16M
- * 0xfe00_0000 0xffff_ffff FLASH (boot bank) 32M
+ * 0xfc00_0000 0xffff_ffff FLASH (boot bank) 128M
+ *
+ * Big FLASH mapping:
+ *
+ * 0x0000_0000 0x7fff_ffff DDR 2G
+ * 0x8000_0000 0x9fff_ffff PCI1 MEM 512M
+ * 0xa000_0000 0xa000_ffff CCSR 1M
+ * 0xa200_0000 0xa2ff_ffff PCI1 IO 16M
+ * 0xa300_0000 0xa3ff_ffff CAN and NAND Flash 16M
+ * 0xaf00_0000 0xafff_ffff PCI express IO 16M
+ * 0xb000_0000 0xbfff_ffff RapidIO or PCI express 256M
+ * 0xc000_0000 0xffff_ffff FLASH (boot bank) 1G
*
* Notes:
* CCSRBAR and L2-as-SRAM don't need a configured Local Access Window.
* If flash is 8M at default position (last 8M), no LAW needed.
*/
+#ifdef CONFIG_TQM_BIGFLASH
+#define LAW_3_SIZE LAW_SIZE_1G
+#define LAW_5_SIZE LAW_SIZE_256M
+#else
+#define LAW_3_SIZE LAW_SIZE_128M
+#define LAW_5_SIZE LAW_SIZE_512M
+#endif
+
struct law_entry law_table[] = {
SET_LAW_ENTRY (1, CFG_DDR_SDRAM_BASE, LAW_SIZE_512M, LAW_TRGT_IF_DDR),
SET_LAW_ENTRY (2, CFG_PCI1_MEM_PHYS, LAW_SIZE_512M, LAW_TRGT_IF_PCI),
- SET_LAW_ENTRY (3, CFG_LBC_FLASH_BASE, LAW_SIZE_128M, LAW_TRGT_IF_LBC),
+ SET_LAW_ENTRY (3, CFG_LBC_FLASH_BASE, LAW_3_SIZE, LAW_TRGT_IF_LBC),
SET_LAW_ENTRY (4, CFG_PCI1_IO_PHYS, LAW_SIZE_16M, LAW_TRGT_IF_PCI),
#ifdef CONFIG_PCIE1
- SET_LAW_ENTRY (5, CFG_PCIE1_MEM_BASE, LAW_SIZE_512M, LAW_TRGT_IF_PCIE_1),
+ SET_LAW_ENTRY (5, CFG_PCIE1_MEM_BASE, LAW_5_SIZE, LAW_TRGT_IF_PCIE_1),
#else /* !CONFIG_PCIE1 */
- SET_LAW_ENTRY (5, CFG_RIO_MEM_BASE, LAW_SIZE_512M, LAW_TRGT_IF_RIO),
+ SET_LAW_ENTRY (5, CFG_RIO_MEM_BASE, LAW_5_SIZE, LAW_TRGT_IF_RIO),
#endif /* CONFIG_PCIE1 */
#if defined(CONFIG_CAN_DRIVER) || defined(CONFIG_NAND)
SET_LAW_ENTRY (6, CFG_CAN_BASE, LAW_SIZE_16M, LAW_TRGT_IF_LBC),