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authorHector Palacios <hector.palacios@digi.com>2014-11-21 17:54:44 +0100
committerStefano Babic <sbabic@denx.de>2014-12-01 10:19:42 +0100
commit3d99fcbc159915405a77e8bd5d719ba446137875 (patch)
treefa0355ceb7a46b7ae6017f23f24dea3da435a198
parentad5dd7ae4b0474b8e359c691cddb310940276695 (diff)
mxs_ocotp: clear the error flag before initiating write operation
A previous operation may have set the error flag, which must be cleared before a new write operation can be issued. Signed-off-by: Hector Palacios <hector.palacios@digi.com>
-rw-r--r--drivers/misc/mxs_ocotp.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/misc/mxs_ocotp.c b/drivers/misc/mxs_ocotp.c
index 1659ee6a5e..6f0a1d3e6d 100644
--- a/drivers/misc/mxs_ocotp.c
+++ b/drivers/misc/mxs_ocotp.c
@@ -187,6 +187,8 @@ static int mxs_ocotp_write_fuse(uint32_t addr, uint32_t mask)
uint32_t hclk_val, vddio_val;
int ret;
+ mxs_ocotp_clear_error();
+
/* Make sure the banks are closed for reading. */
ret = mxs_ocotp_read_bank_open(0);
if (ret) {