diff options
Diffstat (limited to 'board/sbc8548')
| -rw-r--r-- | board/sbc8548/sbc8548.c | 45 | ||||
| -rw-r--r-- | board/sbc8548/tlb.c | 34 |
2 files changed, 13 insertions, 66 deletions
diff --git a/board/sbc8548/sbc8548.c b/board/sbc8548/sbc8548.c index 06c1eea..1bce6fa 100644 --- a/board/sbc8548/sbc8548.c +++ b/board/sbc8548/sbc8548.c @@ -43,8 +43,6 @@ DECLARE_GLOBAL_DATA_PTR; void local_bus_init(void); -void sdram_init(void); -long int fixed_sdram (void); int board_early_init_f (void) { @@ -69,47 +67,6 @@ int checkboard (void) return 0; } -phys_size_t -initdram(int board_type) -{ - long dram_size = 0; - - puts("Initializing\n"); - -#if defined(CONFIG_DDR_DLL) - { - /* - * Work around to stabilize DDR DLL MSYNC_IN. - * Errata DDR9 seems to have been fixed. - * This is now the workaround for Errata DDR11: - * Override DLL = 1, Course Adj = 1, Tap Select = 0 - */ - - volatile ccsr_gur_t *gur = (void *)(CONFIG_SYS_MPC85xx_GUTS_ADDR); - - out_be32(&gur->ddrdllcr, 0x81000000); - asm("sync;isync;msync"); - udelay(200); - } -#endif - -#if defined(CONFIG_SPD_EEPROM) - dram_size = fsl_ddr_sdram(); - dram_size = setup_ddr_tlbs(dram_size / 0x100000); - dram_size *= 0x100000; -#else - dram_size = fixed_sdram (); -#endif - - /* - * SDRAM Initialization - */ - sdram_init(); - - puts(" DDR: "); - return dram_size; -} - /* * Initialize Local Bus */ @@ -268,7 +225,7 @@ testdram(void) * fixed_sdram init -- doesn't use serial presence detect. * assumes 256MB DDR2 SDRAM SODIMM, without ECC, running at DDR400 speed. ************************************************************************/ -long int fixed_sdram (void) +phys_size_t fixed_sdram(void) { volatile ccsr_ddr_t *ddr = (void *)(CONFIG_SYS_MPC85xx_DDR_ADDR); diff --git a/board/sbc8548/tlb.c b/board/sbc8548/tlb.c index 38bdeb3..bb4c052 100644 --- a/board/sbc8548/tlb.c +++ b/board/sbc8548/tlb.c @@ -65,44 +65,34 @@ struct fsl_e_tlb_entry tlb_table[] = { 0, 1, BOOKE_PAGESZ_1G, 1), /* - * TLB 2: 256M Cacheable, non-guarded - * 0x0 256M DDR SDRAM - */ -#if !defined(CONFIG_SPD_EEPROM) - SET_TLB_ENTRY(1, CONFIG_SYS_DDR_SDRAM_BASE, CONFIG_SYS_DDR_SDRAM_BASE, - MAS3_SX|MAS3_SW|MAS3_SR, 0, - 0, 2, BOOKE_PAGESZ_256M, 1), -#endif - - /* - * TLB 3: 64M Non-cacheable, guarded + * TLB 2: 64M Non-cacheable, guarded * 0xe0000000 1M CCSRBAR * 0xe2000000 8M PCI1 IO * 0xe2800000 8M PCIe IO */ SET_TLB_ENTRY(1, CONFIG_SYS_CCSRBAR, CONFIG_SYS_CCSRBAR_PHYS, MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G, - 0, 3, BOOKE_PAGESZ_64M, 1), + 0, 2, BOOKE_PAGESZ_64M, 1), /* - * TLB 4: 64M Cacheable, non-guarded + * TLB 3: 64M Cacheable, non-guarded * 0xf0000000 64M LBC SDRAM First half */ SET_TLB_ENTRY(1, CONFIG_SYS_LBC_SDRAM_BASE, CONFIG_SYS_LBC_SDRAM_BASE, MAS3_SX|MAS3_SW|MAS3_SR, 0, - 0, 4, BOOKE_PAGESZ_64M, 1), + 0, 3, BOOKE_PAGESZ_64M, 1), /* - * TLB 5: 64M Cacheable, non-guarded + * TLB 4: 64M Cacheable, non-guarded * 0xf4000000 64M LBC SDRAM Second half */ SET_TLB_ENTRY(1, CONFIG_SYS_LBC_SDRAM_BASE + 0x4000000, CONFIG_SYS_LBC_SDRAM_BASE + 0x4000000, MAS3_SX|MAS3_SW|MAS3_SR, 0, - 0, 5, BOOKE_PAGESZ_64M, 1), + 0, 4, BOOKE_PAGESZ_64M, 1), /* - * TLB 6: 16M Cacheable, non-guarded + * TLB 5: 16M Cacheable, non-guarded * 0xf8000000 1M 7-segment LED display * 0xf8100000 1M User switches * 0xf8300000 1M Board revision @@ -110,24 +100,24 @@ struct fsl_e_tlb_entry tlb_table[] = { */ SET_TLB_ENTRY(1, CONFIG_SYS_EPLD_BASE, CONFIG_SYS_EPLD_BASE, MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G, - 0, 6, BOOKE_PAGESZ_16M, 1), + 0, 5, BOOKE_PAGESZ_16M, 1), /* - * TLB 7: 4M Non-cacheable, guarded + * TLB 6: 4M Non-cacheable, guarded * 0xfb800000 4M 1st 4MB block of 64MB user FLASH */ SET_TLB_ENTRY(1, CONFIG_SYS_ALT_FLASH, CONFIG_SYS_ALT_FLASH, MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G, - 0, 7, BOOKE_PAGESZ_4M, 1), + 0, 6, BOOKE_PAGESZ_4M, 1), /* - * TLB 8: 4M Non-cacheable, guarded + * TLB 7: 4M Non-cacheable, guarded * 0xfbc00000 4M 2nd 4MB block of 64MB user FLASH */ SET_TLB_ENTRY(1, CONFIG_SYS_ALT_FLASH + 0x400000, CONFIG_SYS_ALT_FLASH + 0x400000, MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G, - 0, 8, BOOKE_PAGESZ_4M, 1), + 0, 7, BOOKE_PAGESZ_4M, 1), }; |