Update build configs for multiple rockchip platforms

This is needed to support compiling new source file in TF-A which
adds support for stack protection.
Also updated the default tf-a build configs for these 4 platforms:
1. rk3328
2. rk3368
3. rk3399
4. px30

Signed-off-by: Madhukar Pappireddy <madhukar.pappireddy@arm.com>
Change-Id: Ia7921a21f83edead9e3f4c61b1f45b9781d2e039
diff --git a/script/tf-coverity/tf-cov-make b/script/tf-coverity/tf-cov-make
index cd85eb3..613330a 100755
--- a/script/tf-coverity/tf-cov-make
+++ b/script/tf-coverity/tf-cov-make
@@ -277,10 +277,14 @@
 
 make PLAT=rk3288 CROSS_COMPILE=arm-none-eabi- \
     $(common_flags) ARCH=aarch32 AARCH32_SP=sp_min all
-make PLAT=rk3368 $(common_flags) COREBOOT=1 all
-make PLAT=rk3399 $(common_flags) COREBOOT=1 PLAT_RK_DP_HDCP=1 all
-make PLAT=rk3328 $(common_flags) COREBOOT=1 PLAT_RK_SECURE_DDR_MINILOADER=1 all
-make PLAT=px30 $(common_flags) PLAT_RK_SECURE_DDR_MINILOADER=1 all
+make PLAT=rk3368 $(common_flags) COREBOOT=1 \
+    ENABLE_STACK_PROTECTOR=strong all
+make PLAT=rk3399 $(common_flags) COREBOOT=1 PLAT_RK_DP_HDCP=1 \
+    ENABLE_STACK_PROTECTOR=strong all
+make PLAT=rk3328 $(common_flags) COREBOOT=1 PLAT_RK_SECURE_DDR_MINILOADER=1 \
+    ENABLE_STACK_PROTECTOR=strong all
+make PLAT=px30 $(common_flags) PLAT_RK_SECURE_DDR_MINILOADER=1 \
+    ENABLE_STACK_PROTECTOR=strong all
 
 # Although we do several consecutive builds for the Tegra platform below, we
 # don't need to clean between each one because the Tegra makefiles specify
diff --git a/tf_config/px30-default b/tf_config/px30-default
index 2772968..b45311c 100644
--- a/tf_config/px30-default
+++ b/tf_config/px30-default
@@ -1,2 +1,3 @@
 CROSS_COMPILE=aarch64-none-elf-
+ENABLE_STACK_PROTECTOR=strong
 PLAT=px30
diff --git a/tf_config/rk3328-default b/tf_config/rk3328-default
index 722a0d7..11bbae3 100644
--- a/tf_config/rk3328-default
+++ b/tf_config/rk3328-default
@@ -1,2 +1,3 @@
 CROSS_COMPILE=aarch64-none-elf-
+ENABLE_STACK_PROTECTOR=strong
 PLAT=rk3328
diff --git a/tf_config/rk3368-default b/tf_config/rk3368-default
index 19eeeea..a5fd5fe 100644
--- a/tf_config/rk3368-default
+++ b/tf_config/rk3368-default
@@ -1,2 +1,3 @@
 CROSS_COMPILE=aarch64-none-elf-
+ENABLE_STACK_PROTECTOR=strong
 PLAT=rk3368
diff --git a/tf_config/rk3399-default b/tf_config/rk3399-default
index 9a27e0c..56cee02 100644
--- a/tf_config/rk3399-default
+++ b/tf_config/rk3399-default
@@ -1,2 +1,3 @@
 CROSS_COMPILE=aarch64-none-elf-
+ENABLE_STACK_PROTECTOR=strong
 PLAT=rk3399