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author | Wolfgang Denk <wd@pollux.denx.de> | 2006-03-12 00:45:44 (GMT) |
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committer | Wolfgang Denk <wd@pollux.denx.de> | 2006-03-12 00:45:44 (GMT) |
commit | aba9f1af6001b124f4e3e56ebd1a296bd63531f4 (patch) | |
tree | 2c05125ef033de14dde52767b71df4fe3b2958d9 /board | |
parent | 5797b821dcd245af36f9d44eb05b256f1e1ccfc3 (diff) | |
download | u-boot-aba9f1af6001b124f4e3e56ebd1a296bd63531f4.tar.xz |
Memory configuration changes for ZPC.1900 board
- Fix SDRAM timing on both local bus and 60x bus
- Add support for second flash bank (SIMM)
- Change boot flash base
Patch by Yuli Barcohen, 05 Jun 2005
Diffstat (limited to 'board')
-rw-r--r-- | board/zpc1900/config.mk | 2 | ||||
-rw-r--r-- | board/zpc1900/zpc1900.c | 32 |
2 files changed, 15 insertions, 19 deletions
diff --git a/board/zpc1900/config.mk b/board/zpc1900/config.mk index 1072dc7..3e53b2b 100644 --- a/board/zpc1900/config.mk +++ b/board/zpc1900/config.mk @@ -27,4 +27,4 @@ # ZPC.1900 board # -TEXT_BASE = 0xFFE00000 +TEXT_BASE = 0xFE000000 diff --git a/board/zpc1900/zpc1900.c b/board/zpc1900/zpc1900.c index 6d16a0d..7db535e 100644 --- a/board/zpc1900/zpc1900.c +++ b/board/zpc1900/zpc1900.c @@ -2,7 +2,7 @@ * (C) Copyright 2001-2003 * Wolfgang Denk, DENX Software Engineering, wd@denx.de. * - * (C) Copyright 2003 Arabella Software Ltd. + * (C) Copyright 2003-2005 Arabella Software Ltd. * Yuli Barcohen <yuli@arabellasw.com> * * See file CREDITS for list of people who contributed to this @@ -27,9 +27,6 @@ #include <common.h> #include <ioports.h> #include <mpc8260.h> -#include <asm/m8260_pci.h> -#include <i2c.h> -#include <spd.h> #include <miiphy.h> /* @@ -167,8 +164,8 @@ const iop_conf_t iop_conf_tab[4][32] = { /* PD18 */ { 0, 0, 0, 0, 0, 0 }, /* PD18 */ /* PD17 */ { 0, 1, 0, 0, 0, 0 }, /* FCC1 ATMRXPRTY */ /* PD16 */ { 0, 1, 0, 1, 0, 0 }, /* FCC1 ATMTXPRTY */ - /* PD15 */ { 1, 1, 1, 0, 1, 0 }, /* I2C SDA */ - /* PD14 */ { 1, 1, 1, 0, 1, 0 }, /* I2C SCL */ + /* PD15 */ { 0, 1, 1, 0, 1, 0 }, /* I2C SDA */ + /* PD14 */ { 0, 1, 1, 0, 1, 0 }, /* I2C SCL */ /* PD13 */ { 0, 0, 0, 0, 0, 0 }, /* PD13 */ /* PD12 */ { 0, 0, 0, 0, 0, 0 }, /* PD12 */ /* PD11 */ { 0, 0, 0, 0, 0, 0 }, /* PD11 */ @@ -231,11 +228,10 @@ long int initdram(int board_type) vu_char *ramaddr; uchar c = 0xFF; long int msize = CFG_SDRAM_SIZE; - uint psdmr = CFG_PSDMR; int i; if (bcsr[4] & BCSR_PCI_MODE) { /* PCI mode selected by JP9 */ - immap->im_clkrst.car_sccr |= M826X_SCCR_PCI_MODE_EN; + immap->im_clkrst.car_sccr |= SCCR_PCI_MODE; immap->im_siu_conf.sc_siumcr = (immap->im_siu_conf.sc_siumcr & ~SIUMCR_LBPC11) | SIUMCR_LBPC01; @@ -255,10 +251,10 @@ long int initdram(int board_type) */ if ((immap->im_siu_conf.sc_siumcr & SIUMCR_LBPC11) == SIUMCR_LBPC00) { memctl->memc_lsrt = CFG_LSRT; - memctl->memc_or4 = 0xFFC01480; - memctl->memc_br4 = CFG_LSDRAM_BASE | 0x00001861; - memctl->memc_lsdmr = CFG_LSDMR | PSDMR_OP_PREA; + memctl->memc_or4 = CFG_LSDRAM_OR; + memctl->memc_br4 = CFG_LSDRAM_BR; ramaddr = (vu_char *)CFG_LSDRAM_BASE; + memctl->memc_lsdmr = CFG_LSDMR | PSDMR_OP_PREA; *ramaddr = c; memctl->memc_lsdmr = CFG_LSDMR | PSDMR_OP_CBRR; for (i = 0; i < 8; i++) @@ -271,8 +267,8 @@ long int initdram(int board_type) /* Initialise 60x bus SDRAM */ memctl->memc_psrt = CFG_PSRT; - memctl->memc_or2 = 0xFC0028C0; - memctl->memc_br2 = CFG_SDRAM_BASE | 0x00000041; + memctl->memc_or2 = CFG_PSDRAM_OR; + memctl->memc_br2 = CFG_PSDRAM_BR; /* * The mode data for Mode Register Write command must appear on * the address lines during a mode-set cycle. It is driven by @@ -283,15 +279,15 @@ long int initdram(int board_type) * length must be 4. */ ramaddr = (vu_char *)(CFG_SDRAM_BASE | - ((psdmr & PSDMR_CL_MSK) << 7) | 0x10); - memctl->memc_psdmr = psdmr | PSDMR_OP_PREA; /* Precharge all banks */ + ((CFG_PSDMR & PSDMR_CL_MSK) << 7) | 0x10); + memctl->memc_psdmr = CFG_PSDMR | PSDMR_OP_PREA; /* Precharge all banks */ *ramaddr = c; - memctl->memc_psdmr = psdmr | PSDMR_OP_CBRR; /* CBR refresh */ + memctl->memc_psdmr = CFG_PSDMR | PSDMR_OP_CBRR; /* CBR refresh */ for (i = 0; i < 8; i++) *ramaddr = c; - memctl->memc_psdmr = psdmr | PSDMR_OP_MRW; /* Mode Register write */ + memctl->memc_psdmr = CFG_PSDMR | PSDMR_OP_MRW; /* Mode Register write */ *ramaddr = c; - memctl->memc_psdmr = psdmr | PSDMR_RFEN; /* Refresh enable */ + memctl->memc_psdmr = CFG_PSDMR | PSDMR_RFEN; /* Refresh enable */ *ramaddr = c; #endif /* CFG_RAMBOOT */ |