diff options
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/powerpc/cpu/ppc4xx/44x_spd_ddr2.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/arch/powerpc/cpu/ppc4xx/44x_spd_ddr2.c b/arch/powerpc/cpu/ppc4xx/44x_spd_ddr2.c index 95df1d9..4a2f337 100644 --- a/arch/powerpc/cpu/ppc4xx/44x_spd_ddr2.c +++ b/arch/powerpc/cpu/ppc4xx/44x_spd_ddr2.c @@ -657,6 +657,13 @@ phys_size_t initdram(int board_type) #endif /* + * Flush the dcache before removing the TLB with caches + * enabled. Otherwise this might lead to problems later on, + * e.g. while booting Linux (as seen on ICON-440SPe). + */ + flush_dcache(); + + /* * Now after initialization (auto-calibration and ECC generation) * remove the TLB entries with caches enabled and program again with * desired cache functionality |