diff options
| -rw-r--r-- | arch/ppc/syslib/mpc52xx_setup.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/arch/ppc/syslib/mpc52xx_setup.c b/arch/ppc/syslib/mpc52xx_setup.c index bb2374585a7b..a4a4b02227df 100644 --- a/arch/ppc/syslib/mpc52xx_setup.c +++ b/arch/ppc/syslib/mpc52xx_setup.c @@ -84,9 +84,11 @@ mpc52xx_set_bat(void) void __init mpc52xx_map_io(void) { - /* Here we only map the MBAR */ + /* Here we map the MBAR and the whole upper zone. MBAR is only + 64k but we can't map only 64k with BATs. Map the whole + 0xf0000000 range is ok and helps eventual lpb devices placed there */ io_block_mapping( - MPC52xx_MBAR_VIRT, MPC52xx_MBAR, MPC52xx_MBAR_SIZE, _PAGE_IO); + MPC52xx_MBAR_VIRT, MPC52xx_MBAR, 0x10000000, _PAGE_IO); } |