crypto: caam - Enabling multiple caam debug support for C29x platform

In the current setup debug file system enables us to debug the operational
details for only one CAAM. This patch adds the support for debugging multiple
CAAM's.
Signed-off-by: NNitesh Narayan Lal <b44382@freescale.com>
Signed-off-by: NVakul Garg <b16394@freescale.com>
Signed-off-by: NHerbert Xu <herbert@gondor.apana.org.au>

drivers/crypto/caam/ctrl.c

@@ -588,7 +588,7 @@ static int caam_probe(struct platform_device *pdev)
 	 */
 	perfmon = (struct caam_perfmon __force *)&ctrl->perfmon;
 
-	ctrlpriv->dfs_root = debugfs_create_dir("caam", NULL);
+	ctrlpriv->dfs_root = debugfs_create_dir(dev_name(dev), NULL);
 	ctrlpriv->ctl = debugfs_create_dir("ctl", ctrlpriv->dfs_root);
 
 	/* Controller-level - performance monitor counters */