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authorEd Swarthout <Ed.Swarthout@freescale.com>2008-10-09 01:25:55 -0500
committerWolfgang Denk <wd@denx.de>2008-10-18 21:54:05 +0200
commite1f7d22b8b52fc08c4d17a6a7db1e664281aed63 (patch)
tree9c8b56bde4899cabe7bc87661f4a9de6b0b6911e
parent86be510f7b5443e7e937f696bfbe037fdc740b15 (diff)
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fsl_law clear enable before changing.
Debug sessions may have left enabled laws. Changing lawbar with an unkown enabled tgtid could cause problems. Signed-off-by: Ed Swarthout <Ed.Swarthout@freescale.com>
-rw-r--r--drivers/misc/fsl_law.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/misc/fsl_law.c b/drivers/misc/fsl_law.c
index 64df1c9..44c9e91 100644
--- a/drivers/misc/fsl_law.c
+++ b/drivers/misc/fsl_law.c
@@ -52,6 +52,7 @@ void set_law(u8 idx, phys_addr_t addr, enum law_size sz, enum law_trgt_if id)
gd->used_laws |= (1 << idx);
+ out_be32(lawar, 0);
out_be32(lawbar, addr >> 12);
out_be32(lawar, LAWAR_EN | ((u32)id << 20) | (u32)sz);