diff options
Diffstat (limited to 'arch/powerpc/cpu/mpc85xx/cpu_init.c')
-rw-r--r-- | arch/powerpc/cpu/mpc85xx/cpu_init.c | 9 |
1 files changed, 8 insertions, 1 deletions
diff --git a/arch/powerpc/cpu/mpc85xx/cpu_init.c b/arch/powerpc/cpu/mpc85xx/cpu_init.c index 36ef232..7e27464 100644 --- a/arch/powerpc/cpu/mpc85xx/cpu_init.c +++ b/arch/powerpc/cpu/mpc85xx/cpu_init.c @@ -462,10 +462,17 @@ __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; |