diff options
Diffstat (limited to 'arch/powerpc/cpu/mpc85xx/cpu_init.c')
| -rw-r--r-- | arch/powerpc/cpu/mpc85xx/cpu_init.c | 17 |
1 files changed, 13 insertions, 4 deletions
diff --git a/arch/powerpc/cpu/mpc85xx/cpu_init.c b/arch/powerpc/cpu/mpc85xx/cpu_init.c index 36ef23232e..d6cf88555a 100644 --- a/arch/powerpc/cpu/mpc85xx/cpu_init.c +++ b/arch/powerpc/cpu/mpc85xx/cpu_init.c @@ -368,12 +368,12 @@ void fsl_erratum_a007212_workaround(void) } #endif -void cpu_init_f (void) +ulong cpu_init_f(void) { + ulong flag = 0; extern void m8560_cpm_reset (void); #ifdef CONFIG_SYS_DCSRBAR_PHYS ccsr_gur_t *gur = (void *)(CONFIG_SYS_MPC85xx_GUTS_ADDR); - gd = (gd_t *)(CONFIG_SYS_INIT_RAM_ADDR + CONFIG_SYS_GBL_DATA_OFFSET); #endif #if defined(CONFIG_SECURE_BOOT) struct law_entry law; @@ -442,13 +442,14 @@ void cpu_init_f (void) #ifdef CONFIG_DEEP_SLEEP /* disable the console if boot from deep sleep */ if (in_be32(&gur->scrtsr[0]) & (1 << 3)) - gd->flags |= GD_FLG_SILENT | GD_FLG_DISABLE_CONSOLE; + flag = GD_FLG_SILENT | GD_FLG_DISABLE_CONSOLE; #endif #endif #ifdef CONFIG_SYS_FSL_ERRATUM_A007212 fsl_erratum_a007212_workaround(); #endif + return flag; } /* Implement a dummy function for those platforms w/o SERDES */ @@ -462,10 +463,17 @@ __attribute__((weak, alias("__fsl_serdes__init"))) void fsl_serdes_init(void); int enable_cluster_l2(void) { int i = 0; - u32 cluster; + u32 cluster, svr = get_svr(); ccsr_gur_t *gur = (void __iomem *)(CONFIG_SYS_MPC85xx_GUTS_ADDR); struct ccsr_cluster_l2 __iomem *l2cache; + /* only the L2 of first cluster should be enabled as expected on T4080, + * but there is no EOC in the first cluster as HW sake, so return here + * to skip enabling L2 cache of the 2nd cluster. + */ + if (SVR_SOC_VER(svr) == SVR_T4080) + return 0; + cluster = in_be32(&gur->tp_cluster[i].lower); if (cluster & TP_CLUSTER_EOC) return 0; @@ -888,6 +896,7 @@ skip_l2: } #endif + init_used_tlb_cams(); return 0; } |