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| author | Bob Liu <lliubbo@gmail.com> | 2011-10-25 18:07:58 +0800 |
|---|---|---|
| committer | sonic <sonic@sonic-linuxvm.(none)> | 2013-03-04 13:42:07 +0800 |
| commit | 7677d65f6522b1a911ac3a24225ec29709106010 (patch) | |
| tree | 8da29d3a446b773b544929b5041c17be06f14132 /arch/blackfin/lib | |
| parent | ee8259623e57acf738aee548a8e9bee0a543f3f0 (diff) | |
| download | talos-obmc-uboot-7677d65f6522b1a911ac3a24225ec29709106010.tar.gz talos-obmc-uboot-7677d65f6522b1a911ac3a24225ec29709106010.zip | |
blackfin: bf60x: support big cplb page
BF60x support 16K, 64K, 16M and 64M cplb pages, this patch add support for them.
So that bf609-ezkit can use it's 128M memory.
Signed-off-by: Bob Liu <lliubbo@gmail.com>
Signed-off-by: Sonic Zhang <sonic.zhang@analog.com>
Signed-off-by: Sonic Zhang <sonic.adi@gmail.com>
Diffstat (limited to 'arch/blackfin/lib')
| -rw-r--r-- | arch/blackfin/lib/board.c | 19 |
1 files changed, 17 insertions, 2 deletions
diff --git a/arch/blackfin/lib/board.c b/arch/blackfin/lib/board.c index 098f685ccb..288dc829d4 100644 --- a/arch/blackfin/lib/board.c +++ b/arch/blackfin/lib/board.c @@ -96,6 +96,13 @@ static void display_global_data(void) #define CPLB_PAGE_SIZE (4 * 1024 * 1024) #define CPLB_PAGE_MASK (~(CPLB_PAGE_SIZE - 1)) +#if defined(__ADSPBF60x__) +#define CPLB_EX_PAGE_SIZE (16 * 1024 * 1024) +#define CPLB_EX_PAGE_MASK (~(CPLB_EX_PAGE_SIZE - 1)) +#else +#define CPLB_EX_PAGE_SIZE CPLB_PAGE_SIZE +#define CPLB_EX_PAGE_MASK CPLB_PAGE_MASK +#endif void init_cplbtables(void) { volatile uint32_t *ICPLB_ADDR, *ICPLB_DATA; @@ -127,6 +134,11 @@ void init_cplbtables(void) icplb_add(0xFFA00000, L1_IMEMORY); dcplb_add(0xFF800000, L1_DMEMORY); ++i; +#if defined(__ADSPBF60x__) + icplb_add(0x0, 0x0); + dcplb_add(CONFIG_SYS_FLASH_BASE, SDRAM_EBIU); + ++i; +#endif if (CONFIG_MEM_SIZE) { uint32_t mbase = CONFIG_SYS_MONITOR_BASE; @@ -150,9 +162,11 @@ void init_cplbtables(void) } } +#ifndef __ADSPBF60x__ icplb_add(0x20000000, SDRAM_INON_CHBL); dcplb_add(0x20000000, SDRAM_EBIU); ++i; +#endif /* Add entries for the rest of external RAM up to the bootrom */ extern_memory = 0; @@ -167,10 +181,11 @@ void init_cplbtables(void) ++i; #endif - while (i < 16 && extern_memory < (CONFIG_SYS_MONITOR_BASE & CPLB_PAGE_MASK)) { + while (i < 16 && extern_memory < + (CONFIG_SYS_MONITOR_BASE & CPLB_EX_PAGE_MASK)) { icplb_add(extern_memory, SDRAM_IGENERIC); dcplb_add(extern_memory, SDRAM_DGENERIC); - extern_memory += CPLB_PAGE_SIZE; + extern_memory += CPLB_EX_PAGE_SIZE; ++i; } while (i < 16) { |
