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authorFreeman Liu <freeman.liu@unisoc.com>2020-03-23 18:00:03 +0300
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2020-03-23 22:05:23 +0300
commitc66ebde4d988b592e8f0008e04c47cc4950a49d3 (patch)
treed3855c9888752b71f456c4e59dfa7426c9706361 /drivers/nvmem/sprd-efuse.c
parent33e12f6e4552b3377ef9076029442282d782eb9e (diff)
downloadlinux-c66ebde4d988b592e8f0008e04c47cc4950a49d3.tar.xz
nvmem: sprd: Fix the block lock operation
According to the Spreadtrum eFuse specification, we should write 0 to the block to trigger the lock operation. Fixes: 096030e7f449 ("nvmem: sprd: Add Spreadtrum SoCs eFuse support") Cc: stable <stable@vger.kernel.org> Signed-off-by: Freeman Liu <freeman.liu@unisoc.com> Signed-off-by: Baolin Wang <baolin.wang7@gmail.com> Signed-off-by: Srinivas Kandagatla <srinivas.kandagatla@linaro.org> Link: https://lore.kernel.org/r/20200323150007.7487-2-srinivas.kandagatla@linaro.org Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/nvmem/sprd-efuse.c')
-rw-r--r--drivers/nvmem/sprd-efuse.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/nvmem/sprd-efuse.c b/drivers/nvmem/sprd-efuse.c
index 2f1e0fbd1901..7a189ef52333 100644
--- a/drivers/nvmem/sprd-efuse.c
+++ b/drivers/nvmem/sprd-efuse.c
@@ -239,7 +239,7 @@ static int sprd_efuse_raw_prog(struct sprd_efuse *efuse, u32 blk, bool doub,
ret = -EBUSY;
} else {
sprd_efuse_set_prog_lock(efuse, lock);
- writel(*data, efuse->base + SPRD_EFUSE_MEM(blk));
+ writel(0, efuse->base + SPRD_EFUSE_MEM(blk));
sprd_efuse_set_prog_lock(efuse, false);
}