diff options
Diffstat (limited to 'board/sbc8548')
| -rw-r--r-- | board/sbc8548/sbc8548.c | 91 |
1 files changed, 45 insertions, 46 deletions
diff --git a/board/sbc8548/sbc8548.c b/board/sbc8548/sbc8548.c index 96a5f42..ce998e1 100644 --- a/board/sbc8548/sbc8548.c +++ b/board/sbc8548/sbc8548.c @@ -56,15 +56,15 @@ int checkboard (void) volatile u_char *rev= (void *)CONFIG_SYS_BD_REV; printf ("Board: Wind River SBC8548 Rev. 0x%01x\n", - (*rev) >> 4); + in_8(rev) >> 4); /* * Initialize local bus. */ local_bus_init (); - ecm->eedr = 0xffffffff; /* clear ecm errors */ - ecm->eeer = 0xffffffff; /* enable ecm errors */ + out_be32(&ecm->eedr, 0xffffffff); /* clear ecm errors */ + out_be32(&ecm->eeer, 0xffffffff); /* enable ecm errors */ return 0; } @@ -86,7 +86,7 @@ initdram(int board_type) volatile ccsr_gur_t *gur = (void *)(CONFIG_SYS_MPC85xx_GUTS_ADDR); - gur->ddrdllcr = 0x81000000; + out_be32(&gur->ddrdllcr, 0x81000000); asm("sync;isync;msync"); udelay(200); } @@ -123,24 +123,24 @@ local_bus_init(void) sys_info_t sysinfo; get_sys_info(&sysinfo); - clkdiv = (lbc->lcrr & LCRR_CLKDIV) * 2; + clkdiv = (in_be32(&lbc->lcrr) & LCRR_CLKDIV) * 2; lbc_hz = sysinfo.freqSystemBus / 1000000 / clkdiv; - gur->lbiuiplldcr1 = 0x00078080; + out_be32(&gur->lbiuiplldcr1, 0x00078080); if (clkdiv == 16) { - gur->lbiuiplldcr0 = 0x7c0f1bf0; + out_be32(&gur->lbiuiplldcr0, 0x7c0f1bf0); } else if (clkdiv == 8) { - gur->lbiuiplldcr0 = 0x6c0f1bf0; + out_be32(&gur->lbiuiplldcr0, 0x6c0f1bf0); } else if (clkdiv == 4) { - gur->lbiuiplldcr0 = 0x5c0f1bf0; + out_be32(&gur->lbiuiplldcr0, 0x5c0f1bf0); } - lbc->lcrr |= 0x00030000; + setbits_be32(&lbc->lcrr, 0x00030000); asm("sync;isync;msync"); - lbc->ltesr = 0xffffffff; /* Clear LBC error interrupts */ - lbc->lteir = 0xffffffff; /* Enable LBC error interrupts */ + out_be32(&lbc->ltesr, 0xffffffff); /* Clear LBC error IRQs */ + out_be32(&lbc->lteir, 0xffffffff); /* Enable LBC error IRQs */ } /* @@ -163,18 +163,18 @@ sdram_init(void) /* * Setup SDRAM Base and Option Registers */ - lbc->or3 = CONFIG_SYS_OR3_PRELIM; + out_be32(&lbc->or3, CONFIG_SYS_OR3_PRELIM); asm("msync"); - lbc->br3 = CONFIG_SYS_BR3_PRELIM; + out_be32(&lbc->br3, CONFIG_SYS_BR3_PRELIM); asm("msync"); - lbc->lbcr = CONFIG_SYS_LBC_LBCR; + out_be32(&lbc->lbcr, CONFIG_SYS_LBC_LBCR); asm("msync"); - lbc->lsrt = CONFIG_SYS_LBC_LSRT; - lbc->mrtpr = CONFIG_SYS_LBC_MRTPR; + out_be32(&lbc->lsrt, CONFIG_SYS_LBC_LSRT); + out_be32(&lbc->mrtpr, CONFIG_SYS_LBC_MRTPR); asm("msync"); /* @@ -186,7 +186,7 @@ sdram_init(void) /* * Issue PRECHARGE ALL command. */ - lbc->lsdmr = lsdmr_common | LSDMR_OP_PCHALL; + out_be32(&lbc->lsdmr, lsdmr_common | LSDMR_OP_PCHALL); asm("sync;msync"); *sdram_addr = 0xff; ppcDcbf((unsigned long) sdram_addr); @@ -196,7 +196,7 @@ sdram_init(void) * Issue 8 AUTO REFRESH commands. */ for (idx = 0; idx < 8; idx++) { - lbc->lsdmr = lsdmr_common | LSDMR_OP_ARFRSH; + out_be32(&lbc->lsdmr, lsdmr_common | LSDMR_OP_ARFRSH); asm("sync;msync"); *sdram_addr = 0xff; ppcDcbf((unsigned long) sdram_addr); @@ -206,7 +206,7 @@ sdram_init(void) /* * Issue 8 MODE-set command. */ - lbc->lsdmr = lsdmr_common | LSDMR_OP_MRW; + out_be32(&lbc->lsdmr, lsdmr_common | LSDMR_OP_MRW); asm("sync;msync"); *sdram_addr = 0xff; ppcDcbf((unsigned long) sdram_addr); @@ -215,7 +215,7 @@ sdram_init(void) /* * Issue NORMAL OP command. */ - lbc->lsdmr = lsdmr_common | LSDMR_OP_NORMAL; + out_be32(&lbc->lsdmr, lsdmr_common | LSDMR_OP_NORMAL); asm("sync;msync"); *sdram_addr = 0xff; ppcDcbf((unsigned long) sdram_addr); @@ -263,45 +263,44 @@ testdram(void) } #endif -#if !defined(CONFIG_SPD_EEPROM) +#if !defined(CONFIG_SPD_EEPROM) +#define CONFIG_SYS_DDR_CONTROL 0xc300c000 /************************************************************************* * 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) { - #define CONFIG_SYS_DDR_CONTROL 0xc300c000 - volatile ccsr_ddr_t *ddr = (void *)(CONFIG_SYS_MPC85xx_DDR_ADDR); - ddr->cs0_bnds = 0x0000007f; - ddr->cs1_bnds = 0x008000ff; - ddr->cs2_bnds = 0x00000000; - ddr->cs3_bnds = 0x00000000; - ddr->cs0_config = 0x80010101; - ddr->cs1_config = 0x80010101; - ddr->cs2_config = 0x00000000; - ddr->cs3_config = 0x00000000; - ddr->timing_cfg_3 = 0x00000000; - ddr->timing_cfg_0 = 0x00220802; - ddr->timing_cfg_1 = 0x38377322; - ddr->timing_cfg_2 = 0x0fa044C7; - ddr->sdram_cfg = 0x4300C000; - ddr->sdram_cfg_2 = 0x24401000; - ddr->sdram_mode = 0x23C00542; - ddr->sdram_mode_2 = 0x00000000; - ddr->sdram_interval = 0x05080100; - ddr->sdram_md_cntl = 0x00000000; - ddr->sdram_data_init = 0x00000000; - ddr->sdram_clk_cntl = 0x03800000; + out_be32(&ddr->cs0_bnds, 0x0000007f); + out_be32(&ddr->cs1_bnds, 0x008000ff); + out_be32(&ddr->cs2_bnds, 0x00000000); + out_be32(&ddr->cs3_bnds, 0x00000000); + out_be32(&ddr->cs0_config, 0x80010101); + out_be32(&ddr->cs1_config, 0x80010101); + out_be32(&ddr->cs2_config, 0x00000000); + out_be32(&ddr->cs3_config, 0x00000000); + out_be32(&ddr->timing_cfg_3, 0x00000000); + out_be32(&ddr->timing_cfg_0, 0x00220802); + out_be32(&ddr->timing_cfg_1, 0x38377322); + out_be32(&ddr->timing_cfg_2, 0x0fa044C7); + out_be32(&ddr->sdram_cfg, 0x4300C000); + out_be32(&ddr->sdram_cfg_2, 0x24401000); + out_be32(&ddr->sdram_mode, 0x23C00542); + out_be32(&ddr->sdram_mode_2, 0x00000000); + out_be32(&ddr->sdram_interval, 0x05080100); + out_be32(&ddr->sdram_md_cntl, 0x00000000); + out_be32(&ddr->sdram_data_init, 0x00000000); + out_be32(&ddr->sdram_clk_cntl, 0x03800000); asm("sync;isync;msync"); udelay(500); #if defined (CONFIG_DDR_ECC) /* Enable ECC checking */ - ddr->sdram_cfg = (CONFIG_SYS_DDR_CONTROL | 0x20000000); + out_be32(&ddr->sdram_cfg, CONFIG_SYS_DDR_CONTROL | 0x20000000); #else - ddr->sdram_cfg = CONFIG_SYS_DDR_CONTROL; + out_be32(&ddr->sdram_cfg, CONFIG_SYS_DDR_CONTROL); #endif return CONFIG_SYS_SDRAM_SIZE * 1024 * 1024; |