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authorDave Liu <daveliu@freescale.com>2009-11-17 20:01:24 -0600
committerKumar Gala <galak@kernel.crashing.org>2010-01-05 13:49:09 -0600
commitf5ecc6e027150289c2a46db7cec197b2b6da893c (patch)
treee8d57122500197b0e6356cb87897c691804b12ed /cpu/mpc85xx
parent5fb6ea3ad3562f78df8693ed8c4ca89654236c4f (diff)
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p4080: add readback to bootpage translation window
We need to add the readback to bootpage translation LAW to make it effect. Signed-off-by: Dave Liu <daveliu@freescale.com> Signed-off-by: Becky Bruce <beckyb@kernel.crashing.org> Signed-off-by: Kumar Gala <galak@kernel.crashing.org>
Diffstat (limited to 'cpu/mpc85xx')
-rw-r--r--cpu/mpc85xx/mp.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/cpu/mpc85xx/mp.c b/cpu/mpc85xx/mp.c
index 7626eb8..8568f5d 100644
--- a/cpu/mpc85xx/mp.c
+++ b/cpu/mpc85xx/mp.c
@@ -165,6 +165,9 @@ static void plat_mp_up(unsigned long bootpg)
e = find_law(bootpg);
out_be32(&ccm->bstrar, LAW_EN | e.trgt_id << 20 | LAW_SIZE_4K);
+ /* readback to sync write */
+ in_be32(&ccm->bstrar);
+
/* disable time base at the platform */
out_be32(&rcpm->ctbenrl, cpu_up_mask);