diff options
Diffstat (limited to 'cpu/mpc85xx/cpu.c')
-rw-r--r-- | cpu/mpc85xx/cpu.c | 102 |
1 files changed, 57 insertions, 45 deletions
diff --git a/cpu/mpc85xx/cpu.c b/cpu/mpc85xx/cpu.c index ac8b018..dcd8817 100644 --- a/cpu/mpc85xx/cpu.c +++ b/cpu/mpc85xx/cpu.c @@ -1,5 +1,5 @@ /* - * Copyright 2004,2007 Freescale Semiconductor, Inc. + * Copyright 2004,2007,2008 Freescale Semiconductor, Inc. * (C) Copyright 2002, 2003 Motorola Inc. * Xianghua Xiao (X.Xiao@motorola.com) * @@ -30,6 +30,41 @@ #include <command.h> #include <asm/cache.h> +DECLARE_GLOBAL_DATA_PTR; + +struct cpu_type { + char name[15]; + u32 soc_ver; +}; + +#define CPU_TYPE_ENTRY(x) {#x, SVR_##x} + +struct cpu_type cpu_type_list [] = { + CPU_TYPE_ENTRY(8533), + CPU_TYPE_ENTRY(8533_E), + CPU_TYPE_ENTRY(8540), + CPU_TYPE_ENTRY(8541), + CPU_TYPE_ENTRY(8541_E), + CPU_TYPE_ENTRY(8543), + CPU_TYPE_ENTRY(8543_E), + CPU_TYPE_ENTRY(8544), + CPU_TYPE_ENTRY(8544_E), + CPU_TYPE_ENTRY(8545), + CPU_TYPE_ENTRY(8545_E), + CPU_TYPE_ENTRY(8547_E), + CPU_TYPE_ENTRY(8548), + CPU_TYPE_ENTRY(8548_E), + CPU_TYPE_ENTRY(8555), + CPU_TYPE_ENTRY(8555_E), + CPU_TYPE_ENTRY(8560), + CPU_TYPE_ENTRY(8567), + CPU_TYPE_ENTRY(8567_E), + CPU_TYPE_ENTRY(8568), + CPU_TYPE_ENTRY(8568_E), + CPU_TYPE_ENTRY(8572), + CPU_TYPE_ENTRY(8572_E), +}; + int checkcpu (void) { sys_info_t sysinfo; @@ -39,47 +74,26 @@ int checkcpu (void) uint fam; uint ver; uint major, minor; + int i; u32 ddr_ratio; volatile ccsr_gur_t *gur = (void *)(CFG_MPC85xx_GUTS_ADDR); svr = get_svr(); - ver = SVR_VER(svr); + ver = SVR_SOC_VER(svr); major = SVR_MAJ(svr); minor = SVR_MIN(svr); puts("CPU: "); - switch (ver) { - case SVR_8540: - puts("8540"); - break; - case SVR_8541: - puts("8541"); - break; - case SVR_8555: - puts("8555"); - break; - case SVR_8560: - puts("8560"); - break; - case SVR_8548: - puts("8548"); - break; - case SVR_8548_E: - puts("8548_E"); - break; - case SVR_8544: - puts("8544"); - break; - case SVR_8544_E: - puts("8544_E"); - break; - case SVR_8568_E: - puts("8568_E"); - break; - default: + + for (i = 0; i < ARRAY_SIZE(cpu_type_list); i++) + if (cpu_type_list[i].soc_ver == ver) { + puts(cpu_type_list[i].name); + break; + } + + if (i == ARRAY_SIZE(cpu_type_list)) puts("Unknown"); - break; - } + printf(", Version: %d.%d, (0x%08x)\n", major, minor, svr); pvr = get_pvr(); @@ -108,13 +122,16 @@ int checkcpu (void) ddr_ratio = ((gur->porpllsr) & 0x00003e00) >> 9; switch (ddr_ratio) { case 0x0: - printf(" DDR:%4lu MHz, ", sysinfo.freqDDRBus / 2000000); + printf(" DDR:%4lu MHz (%lu MT/s data rate), ", + sysinfo.freqDDRBus / 2000000, sysinfo.freqDDRBus / 1000000); break; case 0x7: - printf(" DDR:%4lu MHz (Synchronous), ", sysinfo.freqDDRBus / 2000000); + printf(" DDR:%4lu MHz (%lu MT/s data rate) (Synchronous), ", + sysinfo.freqDDRBus / 2000000, sysinfo.freqDDRBus / 1000000); break; default: - printf(" DDR:%4lu MHz (Asynchronous), ", sysinfo.freqDDRBus / 2000000); + printf(" DDR:%4lu MHz (%lu MT/s data rate) (Asynchronous), ", + sysinfo.freqDDRBus / 2000000, sysinfo.freqDDRBus / 1000000); break; } @@ -142,10 +159,9 @@ int checkcpu (void) printf("LBC: unknown (lcrr: 0x%08x)\n", lcrr); } - if (ver == SVR_8560) { - printf("CPM: %lu Mhz\n", - sysinfo.freqSystemBus / 1000000); - } +#ifdef CONFIG_CPM2 + printf("CPM: %lu Mhz\n", sysinfo.freqSystemBus / 1000000); +#endif puts("L1: D-cache 32 kB enabled\n I-cache 32 kB enabled\n"); @@ -190,11 +206,7 @@ int do_reset (cmd_tbl_t *cmdtp, bd_t *bd, int flag, int argc, char *argv[]) */ unsigned long get_tbclk (void) { - - sys_info_t sys_info; - - get_sys_info(&sys_info); - return ((sys_info.freqSystemBus + 7L) / 8L); + return (gd->bus_clk + 4UL)/8UL; } |