diff options
Diffstat (limited to 'board/tqc/tqm85xx/sdram.c')
| -rw-r--r-- | board/tqc/tqm85xx/sdram.c | 37 |
1 files changed, 23 insertions, 14 deletions
diff --git a/board/tqc/tqm85xx/sdram.c b/board/tqc/tqm85xx/sdram.c index 503c5e5..260cd1c 100644 --- a/board/tqc/tqm85xx/sdram.c +++ b/board/tqc/tqm85xx/sdram.c @@ -65,6 +65,7 @@ sdram_conf_t ddr_cs_conf[] = { #define N_DDR_CS_CONF (sizeof(ddr_cs_conf) / sizeof(ddr_cs_conf[0])) int cas_latency (void); +static phys_size_t sdram_setup(int); /* * Autodetect onboard DDR SDRAM on 85xx platforms @@ -73,7 +74,26 @@ int cas_latency (void); * so this should be extended for other future boards * using this routine! */ -long int sdram_setup (int casl) +phys_size_t fixed_sdram(void) +{ + int casl = 0; + phys_size_t dram_size = 0; + + casl = cas_latency(); + dram_size = sdram_setup(casl); + if ((dram_size == 0) && (casl != CONFIG_DDR_DEFAULT_CL)) { + /* + * Try again with default CAS latency + */ + printf("Problem with CAS lantency, using default CL %d/10!\n", + CONFIG_DDR_DEFAULT_CL); + dram_size = sdram_setup(CONFIG_DDR_DEFAULT_CL); + puts(" "); + } + return dram_size; +} + +static phys_size_t sdram_setup(int casl) { int i; volatile ccsr_ddr_t *ddr = (void *)(CONFIG_SYS_MPC85xx_DDR_ADDR); @@ -376,8 +396,7 @@ long int sdram_setup (int casl) phys_size_t initdram (int board_type) { - long dram_size = 0; - int casl; + phys_size_t dram_size = 0; #if defined(CONFIG_DDR_DLL) /* @@ -407,17 +426,7 @@ phys_size_t initdram (int board_type) } #endif - casl = cas_latency (); - dram_size = sdram_setup (casl); - if ((dram_size == 0) && (casl != CONFIG_DDR_DEFAULT_CL)) { - /* - * Try again with default CAS latency - */ - printf ("Problem with CAS lantency, using default CL %d/10!\n", - CONFIG_DDR_DEFAULT_CL); - dram_size = sdram_setup (CONFIG_DDR_DEFAULT_CL); - puts (" "); - } + dram_size = fixed_sdram(); return dram_size; } |