diff options
Diffstat (limited to 'board/amcc')
| -rw-r--r-- | board/amcc/kilauea/init.S | 52 |
1 files changed, 26 insertions, 26 deletions
diff --git a/board/amcc/kilauea/init.S b/board/amcc/kilauea/init.S index c181d61..96358c6 100644 --- a/board/amcc/kilauea/init.S +++ b/board/amcc/kilauea/init.S @@ -51,8 +51,8 @@ ext_bus_cntlr_init: /* Step 3 */ - /* SET SDRAM_MB0CF base addr 00000000 - 128MB */ - mtsdram_as(SDRAM_MB0CF, 0x00007701); /* 8 -- 7*/ + /* base=00000000, size=256MByte (6), mode=7 (n*10*8) */ + mtsdram_as(SDRAM_MB0CF, 0x00006701); /* SET SDRAM_MB1CF - Not enabled */ mtsdram_as(SDRAM_MB1CF, 0x00000000); @@ -64,48 +64,48 @@ ext_bus_cntlr_init: mtsdram_as(SDRAM_MB3CF, 0x00000000); /* SDRAM_CLKTR: Adv Addr clock by 90 deg */ - mtsdram_as(SDRAM_CLKTR,0x80000000); + mtsdram_as(SDRAM_CLKTR, 0x80000000); /* Refresh Time register (0x30) Refresh every 7.8125uS */ mtsdram_as(SDRAM_RTR, 0x06180000); /* SDRAM_SDTR1 */ - mtsdram_as(SDRAM_SDTR1,0x80201000); + mtsdram_as(SDRAM_SDTR1, 0x80201000); /* SDRAM_SDTR2 */ - mtsdram_as(SDRAM_SDTR2,0x32204232); + mtsdram_as(SDRAM_SDTR2, 0x32204232); /* SDRAM_SDTR3 */ - mtsdram_as(SDRAM_SDTR3,0x080b0d1a); + mtsdram_as(SDRAM_SDTR3, 0x080b0d1a); - mtsdram_as(SDRAM_MMODE, 0x00000442); - mtsdram_as(SDRAM_MEMODE, 0x00000404); + mtsdram_as(SDRAM_MMODE, 0x00000442); + mtsdram_as(SDRAM_MEMODE, 0x00000404); /* SDRAM0_MCOPT1 (0X20) No ECC Gen */ - mtsdram_as(SDRAM_MCOPT1, 0x04322000); + mtsdram_as(SDRAM_MCOPT1, 0x04322000); /* NOP */ - mtsdram_as(SDRAM_INITPLR0, 0xa8380000); + mtsdram_as(SDRAM_INITPLR0, 0xa8380000); /* precharge 3 DDR clock cycle */ - mtsdram_as(SDRAM_INITPLR1, 0x81900400); + mtsdram_as(SDRAM_INITPLR1, 0x81900400); /* EMR2 twr = 2tck */ - mtsdram_as(SDRAM_INITPLR2, 0x81020000); + mtsdram_as(SDRAM_INITPLR2, 0x81020000); /* EMR3 twr = 2tck */ - mtsdram_as(SDRAM_INITPLR3, 0x81030000); + mtsdram_as(SDRAM_INITPLR3, 0x81030000); /* EMR DLL ENABLE twr = 2tck */ - mtsdram_as(SDRAM_INITPLR4, 0x81010404); + mtsdram_as(SDRAM_INITPLR4, 0x81010404); /* MR w/ DLL reset * Note: 5 is CL. May need to be changed */ - mtsdram_as(SDRAM_INITPLR5, 0x81000542); + mtsdram_as(SDRAM_INITPLR5, 0x81000542); /* precharge 3 DDR clock cycle */ - mtsdram_as(SDRAM_INITPLR6, 0x81900400); + mtsdram_as(SDRAM_INITPLR6, 0x81900400); /* Auto-refresh trfc = 26tck */ - mtsdram_as(SDRAM_INITPLR7, 0x8D080000); + mtsdram_as(SDRAM_INITPLR7, 0x8D080000); /* Auto-refresh trfc = 26tck */ - mtsdram_as(SDRAM_INITPLR8, 0x8D080000); + mtsdram_as(SDRAM_INITPLR8, 0x8D080000); /* Auto-refresh */ - mtsdram_as(SDRAM_INITPLR9, 0x8D080000); + mtsdram_as(SDRAM_INITPLR9, 0x8D080000); /* Auto-refresh */ mtsdram_as(SDRAM_INITPLR10, 0x8D080000); /* MRS - normal operation; wait 2 cycle (set wait to tMRD) */ @@ -116,9 +116,9 @@ ext_bus_cntlr_init: mtsdram_as(SDRAM_INITPLR15, 0x00000000); /* SET MCIF0_CODT Die Termination On */ - mtsdram_as(SDRAM_CODT, 0x0080f837); - mtsdram_as(SDRAM_MODT0, 0x01800000); - mtsdram_as(SDRAM_MODT1, 0x00000000); + mtsdram_as(SDRAM_CODT, 0x0080f837); + mtsdram_as(SDRAM_MODT0, 0x01800000); + mtsdram_as(SDRAM_MODT1, 0x00000000); mtsdram_as(SDRAM_WRDTR, 0x00000000); @@ -135,16 +135,16 @@ pll_wait: /* Step 6 */ /* SDRAM_DLCR */ - mtsdram_as(SDRAM_DLCR,0x030000a5); + mtsdram_as(SDRAM_DLCR, 0x030000a5); /* SDRAM_RDCC */ - mtsdram_as(SDRAM_RDCC,0x40000000); + mtsdram_as(SDRAM_RDCC, 0x40000000); /* SDRAM_RQDC */ - mtsdram_as(SDRAM_RQDC,0x80000038); + mtsdram_as(SDRAM_RQDC, 0x80000038); /* SDRAM_RFDC */ - mtsdram_as(SDRAM_RFDC,0x00000209); + mtsdram_as(SDRAM_RFDC, 0x00000209); /* Enable memory controller */ mtsdram_as(SDRAM_MCOPT2, 0x28000000); |