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author | Wolfgang Denk <wd@denx.de> | 2008-10-28 00:31:32 +0300 |
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committer | Wolfgang Denk <wd@denx.de> | 2008-10-28 00:31:32 +0300 |
commit | f8030519bbe20b836f3939742b959cbadfaad51b (patch) | |
tree | ae23fde6c7c196fca5fb62d6e30103974179d961 /cpu | |
parent | 5deb8022c3749faac30e9ad9694691e2442b5c93 (diff) | |
parent | c2083e0e11a03ef8be2e9f0ed8720fdc20832f3e (diff) | |
download | u-boot-f8030519bbe20b836f3939742b959cbadfaad51b.tar.xz |
Merge branch 'master' of git://git.denx.de/u-boot-mpc85xx
Diffstat (limited to 'cpu')
-rw-r--r-- | cpu/mpc85xx/cpu.c | 4 | ||||
-rw-r--r-- | cpu/mpc85xx/ddr-gen3.c | 9 | ||||
-rw-r--r-- | cpu/mpc85xx/release.S | 8 | ||||
-rw-r--r-- | cpu/mpc85xx/start.S | 6 |
4 files changed, 22 insertions, 5 deletions
diff --git a/cpu/mpc85xx/cpu.c b/cpu/mpc85xx/cpu.c index b8f9125c73..c780687866 100644 --- a/cpu/mpc85xx/cpu.c +++ b/cpu/mpc85xx/cpu.c @@ -134,6 +134,10 @@ int checkcpu (void) puts("Unknown"); break; } + + if (PVR_MEM(pvr) == 0x03) + puts("MC"); + printf(", Version: %d.%d, (0x%08x)\n", major, minor, pvr); get_sys_info(&sysinfo); diff --git a/cpu/mpc85xx/ddr-gen3.c b/cpu/mpc85xx/ddr-gen3.c index e0654bb3f8..a2b45c5719 100644 --- a/cpu/mpc85xx/ddr-gen3.c +++ b/cpu/mpc85xx/ddr-gen3.c @@ -79,15 +79,18 @@ void fsl_ddr_set_memctl_regs(const fsl_ddr_cfg_regs_t *regs, out_be32(&ddr->ddr_sdram_rcw_2, regs->ddr_sdram_rcw_2); /* - * 32-bit workaround for DDR2 - * 32_BE + * For 8572 DDR1 erratum - DDR controller may enter illegal state + * when operatiing in 32-bit bus mode with 4-beat bursts, + * This erratum does not affect DDR3 mode, only for DDR2 mode. */ +#ifdef CONFIG_MPC8572 if ((((in_be32(&ddr->sdram_cfg) >> 24) & 0x7) == SDRAM_TYPE_DDR2) - && in_be32(&ddr->sdram_cfg_2) & 0x80000) { + && in_be32(&ddr->sdram_cfg) & 0x80000) { /* set DEBUG_1[31] */ u32 temp = in_be32(&ddr->debug_1); out_be32(&ddr->debug_1, temp | 1); } +#endif /* * 200 painful micro-seconds must elapse between diff --git a/cpu/mpc85xx/release.S b/cpu/mpc85xx/release.S index ec5e4daf88..7c3e8a1725 100644 --- a/cpu/mpc85xx/release.S +++ b/cpu/mpc85xx/release.S @@ -24,14 +24,18 @@ __secondary_start_page: /* First do some preliminary setup */ lis r3, HID0_EMCP@h /* enable machine check */ +#ifndef CONFIG_E500MC ori r3,r3,HID0_TBEN@l /* enable Timebase */ +#endif #ifdef CONFIG_PHYS_64BIT ori r3,r3,HID0_ENMAS7@l /* enable MAS7 updates */ #endif mtspr SPRN_HID0,r3 +#ifndef CONFIG_E500MC li r3,(HID1_ASTME|HID1_ABE)@l /* Addr streaming & broadcast */ mtspr SPRN_HID1,r3 +#endif /* Enable branch prediction */ li r3,0x201 @@ -64,7 +68,11 @@ __secondary_start_page: /* r10 has the base address for the entry */ mfspr r0,SPRN_PIR +#ifdef CONFIG_E500MC + rlwinm r4,r0,27,27,31 +#else mr r4,r0 +#endif slwi r8,r4,5 add r10,r3,r8 diff --git a/cpu/mpc85xx/start.S b/cpu/mpc85xx/start.S index fc3c3368af..651ff1c02c 100644 --- a/cpu/mpc85xx/start.S +++ b/cpu/mpc85xx/start.S @@ -163,8 +163,10 @@ _start_e500: ori r0,r0,HID0_TBEN@l /* Enable Timebase */ mtspr HID0,r0 +#ifndef CONFIG_E500MC li r0,(HID1_ASTME|HID1_ABE)@l /* Addr streaming & broadcast */ mtspr HID1,r0 +#endif /* Enable Branch Prediction */ #if defined(CONFIG_BTB) @@ -998,8 +1000,8 @@ trap_reloc: .globl unlock_ram_in_cache unlock_ram_in_cache: /* invalidate the INIT_RAM section */ - lis r3,(CONFIG_SYS_INIT_RAM_ADDR & ~31)@h - ori r3,r3,(CONFIG_SYS_INIT_RAM_ADDR & ~31)@l + lis r3,(CONFIG_SYS_INIT_RAM_ADDR & ~(CONFIG_SYS_CACHELINE_SIZE-1))@h + ori r3,r3,(CONFIG_SYS_INIT_RAM_ADDR & ~(CONFIG_SYS_CACHELINE_SIZE-1))@l mfspr r4,L1CFG0 andi. r4,r4,0x1ff slwi r4,r4,(10 - 1 - L1_CACHE_SHIFT) |