diff options
Diffstat (limited to 'arch/powerpc/cpu/mpc85xx/cpu.c')
| -rw-r--r-- | arch/powerpc/cpu/mpc85xx/cpu.c | 42 |
1 files changed, 32 insertions, 10 deletions
diff --git a/arch/powerpc/cpu/mpc85xx/cpu.c b/arch/powerpc/cpu/mpc85xx/cpu.c index 5ddb29435..db232e64f 100644 --- a/arch/powerpc/cpu/mpc85xx/cpu.c +++ b/arch/powerpc/cpu/mpc85xx/cpu.c @@ -60,20 +60,32 @@ int checkcpu (void) uint major, minor; struct cpu_type *cpu; char buf1[32], buf2[32]; -#if defined(CONFIG_DDR_CLK_FREQ) || defined(CONFIG_FSL_CORENET) +#if (defined(CONFIG_DDR_CLK_FREQ) || \ + defined(CONFIG_FSL_CORENET)) && !defined(CONFIG_SYS_FSL_QORIQ_CHASSIS2) volatile ccsr_gur_t *gur = (void *)(CONFIG_SYS_MPC85xx_GUTS_ADDR); #endif /* CONFIG_FSL_CORENET */ -#ifdef CONFIG_DDR_CLK_FREQ - u32 ddr_ratio = ((gur->porpllsr) & MPC85xx_PORPLLSR_DDR_RATIO) - >> MPC85xx_PORPLLSR_DDR_RATIO_SHIFT; -#else + + /* + * Cornet platforms use ddr sync bit in RCW to indicate sync vs async + * mode. Previous platform use ddr ratio to do the same. This + * information is only for display here. + */ #ifdef CONFIG_FSL_CORENET +#ifdef CONFIG_SYS_FSL_QORIQ_CHASSIS2 + u32 ddr_sync = 0; /* only async mode is supported */ +#else u32 ddr_sync = ((gur->rcwsr[5]) & FSL_CORENET_RCWSR5_DDR_SYNC) >> FSL_CORENET_RCWSR5_DDR_SYNC_SHIFT; +#endif /* CONFIG_SYS_FSL_QORIQ_CHASSIS2 */ +#else /* CONFIG_FSL_CORENET */ +#ifdef CONFIG_DDR_CLK_FREQ + u32 ddr_ratio = ((gur->porpllsr) & MPC85xx_PORPLLSR_DDR_RATIO) + >> MPC85xx_PORPLLSR_DDR_RATIO_SHIFT; #else u32 ddr_ratio = 0; -#endif /* CONFIG_FSL_CORENET */ #endif /* CONFIG_DDR_CLK_FREQ */ +#endif /* CONFIG_FSL_CORENET */ + unsigned int i, core, nr_cores = cpu_numcores(); u32 mask = cpu_mask(); @@ -127,6 +139,11 @@ int checkcpu (void) printf(", Version: %d.%d, (0x%08x)\n", major, minor, pvr); + if (nr_cores > CONFIG_MAX_CPUS) { + panic("\nUnexpected number of cores: %d, max is %d\n", + nr_cores, CONFIG_MAX_CPUS); + } + get_sys_info(&sysinfo); puts("Clock Configuration:"); @@ -181,6 +198,10 @@ int checkcpu (void) } #endif +#if defined(CONFIG_FSL_IFC) + printf("IFC:%-4s MHz\n", strmhz(buf1, sysinfo.freqLocalBus)); +#endif + #ifdef CONFIG_CPM2 printf("CPM: %s MHz\n", strmhz(buf1, sysinfo.freqSystemBus)); #endif @@ -196,6 +217,10 @@ int checkcpu (void) } #endif +#ifdef CONFIG_SYS_DPAA_QBMAN + printf(" QMAN: %s MHz\n", strmhz(buf1, sysinfo.freqQMAN)); +#endif + #ifdef CONFIG_SYS_DPAA_PME printf(" PME: %s MHz\n", strmhz(buf1, sysinfo.freqPME)); #endif @@ -270,10 +295,7 @@ reset_85xx_watchdog(void) /* * Clear TSR(WIS) bit by writing 1 */ - unsigned long val; - val = mfspr(SPRN_TSR); - val |= TSR_WIS; - mtspr(SPRN_TSR, val); + mtspr(SPRN_TSR, TSR_WIS); } #endif /* CONFIG_WATCHDOG */ |