Blackfin arch: check the EXTBANKS field of the DDRCTL1 register to see if we are...

Signed-off-by: Mike Frysinger <vapier.adi@gmail.com>
Signed-off-by: Bryan Wu <cooloney@kernel.org>

diff --git a/arch/blackfin/kernel/setup.c b/arch/blackfin/kernel/setup.c
index 8671d1db1f994408fb1467a43274be5dc3d618e4..102a9db9855970fb66e8ea6a60666a152dedffb9 100644 (file)
--- a/arch/blackfin/kernel/setup.c
+++ b/arch/blackfin/kernel/setup.c
@@ -700,6 +700,8 @@ static inline int __init get_mem_size(void)
                case DEVWD_8:  ret *= 2;
                case DEVWD_16: break;
        }
+       if ((ddrctl & 0xc000) == 0x4000)
+               ret *= 2;
        return ret;
 #endif
        BUG();