[U-Boot] [PATCH v4 4/4] trats/trats2: enable exynos ace sha subsystem and hardware based lib rand

[Przemyslaw Marczak]

This allows to use exynos random number generator by enabling configs:
- CONFIG_EXYNOS_ACE_SHA
- CONFIG_LIB_HW_RAND

Signed-off-by: Przemyslaw Marczak <p.marczak at samsung.com>
Acked-by: Lukasz Majewski <l.majewski at samsung.com>
cc: Piotr Wilczek <p.wilczek at samsung.com>
cc: Minkyu Kang <mk7.kang at samsung.com>

---
Changes v2:
- none

Changes v3:
- change config name CONFIG_RAND_HW_ACCEL to CONFIG_LIB_HW_RAND

Changes v4:
- correct config name to CONFIG_LIB_HW_RAND after mistake
- add more info to commit message
---
 include/configs/trats.h  | 4 ++++
 include/configs/trats2.h | 4 ++++
 2 files changed, 8 insertions(+)

diff --git a/include/configs/trats.h b/include/configs/trats.h
index 7cea259..c00d60a 100644
--- a/include/configs/trats.h
+++ b/include/configs/trats.h
@@ -313,6 +313,10 @@
 #define CONFIG_USB_GADGET_VBUS_DRAW	2
 #define CONFIG_USB_CABLE_CHECK
 
+/* Security subsystem - enable hw_rand() */
+#define CONFIG_EXYNOS_ACE_SHA
+#define CONFIG_LIB_HW_RAND
+
 /* Common misc for Samsung */
 #define CONFIG_MISC_COMMON
 
diff --git a/include/configs/trats2.h b/include/configs/trats2.h
index 6d389df..59896b1 100644
--- a/include/configs/trats2.h
+++ b/include/configs/trats2.h
@@ -324,6 +324,10 @@ int get_soft_i2c_sda_pin(void);
 #define CONFIG_USB_GADGET_VBUS_DRAW	2
 #define CONFIG_USB_CABLE_CHECK
 
+/* Security subsystem - enable hw_rand() */
+#define CONFIG_EXYNOS_ACE_SHA
+#define CONFIG_LIB_HW_RAND
+
 /* Common misc for Samsung */
 #define CONFIG_MISC_COMMON
 
-- 
1.9.0