crypto: caam - add option for enabling DEBUG mode

This patch adds an option to the Kconfig file for
SEC which enables the user to see the debug messages
that are printed inside the SEC driver.

Signed-off-by: Alex Porosanu <alexandru.porosanu@freescale.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>

2 files changed, 11 insertions, 0 deletions

diff --git a/drivers/crypto/caam/Kconfig b/drivers/crypto/caam/Kconfig
index b44091c47f75..ca89f6b84b06 100644
--- a/drivers/crypto/caam/Kconfig
+++ b/drivers/crypto/caam/Kconfig
@@ -98,3 +98,11 @@ config CRYPTO_DEV_FSL_CAAM_RNG_API
 
           To compile this as a module, choose M here: the module
           will be called caamrng.
+
+config CRYPTO_DEV_FSL_CAAM_DEBUG
+        bool "Enable debug output in CAAM driver"
+        depends on CRYPTO_DEV_FSL_CAAM
+        default n
+        help
+          Selecting this will enable printing of various debug
+          information in the CAAM driver.
diff --git a/drivers/crypto/caam/Makefile b/drivers/crypto/caam/Makefile
index b1eb44838db5..d56bd0ec65d8 100644
--- a/drivers/crypto/caam/Makefile
+++ b/drivers/crypto/caam/Makefile
@@ -1,6 +1,9 @@
 #
 # Makefile for the CAAM backend and dependent components
 #
+ifeq ($(CONFIG_CRYPTO_DEV_FSL_CAAM_DEBUG), y)
+        EXTRA_CFLAGS := -DDEBUG
+endif
 
 obj-$(CONFIG_CRYPTO_DEV_FSL_CAAM) += caam.o
 obj-$(CONFIG_CRYPTO_DEV_FSL_CAAM_CRYPTO_API) += caamalg.o