X-Git-Url: https://git.sur5r.net/?a=blobdiff_plain;f=board%2Fcsb472%2Fcsb472.c;h=20d34adfdd67c14f39f6cb75ba2952c8bbc185b3;hb=effe4973f2f349e6e87d455ae718aabaf919a75d;hp=833bbce923d90859f818d76fefcc1b985a82fad6;hpb=d9f2f5008c32c8373d68a4c8e14f50a469965a23;p=u-boot diff --git a/board/csb472/csb472.c b/board/csb472/csb472.c index 833bbce923..20d34adfdd 100644 --- a/board/csb472/csb472.c +++ b/board/csb472/csb472.c @@ -27,6 +27,8 @@ #include #include +void sdram_init(void); + /* * board_early_init_f: do early board initialization * @@ -53,15 +55,15 @@ int board_early_init_f(void) | +-------------------------------------------------------------------------*/ - mtdcr (uicsr, 0xFFFFFFFF); /* clear all ints */ - mtdcr (uicer, 0x00000000); /* disable all ints */ - mtdcr (uiccr, 0x00000000); /* set all to be non-critical */ - mtdcr (uicpr, 0xFFFFFF83); /* set int polarities */ - mtdcr (uictr, 0x10000000); /* set int trigger levels */ - mtdcr (uicvcr, 0x00000001); /* set vect base=0,INT0 highest priority */ - mtdcr (uicsr, 0xFFFFFFFF); /* clear all ints */ + mtdcr (UIC0SR, 0xFFFFFFFF); /* clear all ints */ + mtdcr (UIC0ER, 0x00000000); /* disable all ints */ + mtdcr (UIC0CR, 0x00000000); /* set all to be non-critical */ + mtdcr (UIC0PR, 0xFFFFFF83); /* set int polarities */ + mtdcr (UIC0TR, 0x10000000); /* set int trigger levels */ + mtdcr (UIC0VCR, 0x00000001); /* set vect base=0,INT0 highest priority */ + mtdcr (UIC0SR, 0xFFFFFFFF); /* clear all ints */ - mtebc (epcr, 0xa8400000); /* EBC always driven */ + mtebc (EBC0_CFG, 0xa8400000); /* EBC always driven */ return 0; /* success */ } @@ -86,37 +88,44 @@ int checkboard(void) * configured by initialization code * */ -long initdram (int board_type) +phys_size_t initdram (int board_type) { ulong tot_size; ulong bank_size; ulong tmp; + /* + * ToDo: Move the asm init routine sdram_init() to this C file, + * or even better use some common ppc4xx code available + * in cpu/ppc4xx + */ + sdram_init(); + tot_size = 0; - mtdcr (memcfga, mem_mb0cf); - tmp = mfdcr (memcfgd); + mtdcr (SDRAM0_CFGADDR, SDRAM0_B0CR); + tmp = mfdcr (SDRAM0_CFGDATA); if (tmp & 0x00000001) { bank_size = 0x00400000 << ((tmp >> 17) & 0x7); tot_size += bank_size; } - mtdcr (memcfga, mem_mb1cf); - tmp = mfdcr (memcfgd); + mtdcr (SDRAM0_CFGADDR, SDRAM0_B1CR); + tmp = mfdcr (SDRAM0_CFGDATA); if (tmp & 0x00000001) { bank_size = 0x00400000 << ((tmp >> 17) & 0x7); tot_size += bank_size; } - mtdcr (memcfga, mem_mb2cf); - tmp = mfdcr (memcfgd); + mtdcr (SDRAM0_CFGADDR, SDRAM0_B2CR); + tmp = mfdcr (SDRAM0_CFGDATA); if (tmp & 0x00000001) { bank_size = 0x00400000 << ((tmp >> 17) & 0x7); tot_size += bank_size; } - mtdcr (memcfga, mem_mb3cf); - tmp = mfdcr (memcfgd); + mtdcr (SDRAM0_CFGADDR, SDRAM0_B3CR); + tmp = mfdcr (SDRAM0_CFGDATA); if (tmp & 0x00000001) { bank_size = 0x00400000 << ((tmp >> 17) & 0x7); tot_size += bank_size;