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authorShengzhou Liu <Shengzhou.Liu@freescale.com>2012-07-13 17:49:21 -0500
committerHerbert Xu <herbert@gondor.apana.org.au>2012-08-01 17:47:31 +0800
commit95bcaa39053ff518021572ca00ebf626ee8cbaf8 (patch)
tree98b87dc54c548fba12510ab901c0a222b8e1aa18 /drivers/crypto/caam/caamrng.c
parent4a905077134849ea30d1c6dbf4071ea9e8e71b93 (diff)
downloadlinux-95bcaa39053ff518021572ca00ebf626ee8cbaf8.tar.gz
crypto: caam - add backward compatible string sec4.0
In some device trees of previous version, there were string "fsl,sec4.0".
To be backward compatible with device trees, we first check "fsl,sec-v4.0",
if it fails, then check for "fsl,sec4.0".

Signed-off-by: Shengzhou Liu <Shengzhou.Liu@freescale.com>

extended to include new hash and rng code, which was omitted from
the previous version of this patch during a rebase of the SDK
version.

Signed-off-by: Kim Phillips <kim.phillips@freescale.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Diffstat (limited to 'drivers/crypto/caam/caamrng.c')
-rw-r--r--drivers/crypto/caam/caamrng.c7
1 files changed, 5 insertions, 2 deletions
diff --git a/drivers/crypto/caam/caamrng.c b/drivers/crypto/caam/caamrng.c
index e2bfe161dece..ccedb54317e1 100644
--- a/drivers/crypto/caam/caamrng.c
+++ b/drivers/crypto/caam/caamrng.c
@@ -284,8 +284,11 @@ static int __init caam_rng_init(void)
 	struct caam_drv_private *priv;
 
 	dev_node = of_find_compatible_node(NULL, NULL, "fsl,sec-v4.0");
-	if (!dev_node)
-		return -ENODEV;
+	if (!dev_node) {
+		dev_node = of_find_compatible_node(NULL, NULL, "fsl,sec4.0");
+		if (!dev_node)
+			return -ENODEV;
+	}
 
 	pdev = of_find_device_by_node(dev_node);
 	if (!pdev)