arch/arm, arch/powerpc: add # of SEC engines on the SOC

Some SOCs, specifically the ones in the C29x familiy can have
multiple security engines. This patch adds a system configuration
define which indicates the maximum number of SEC engines that
can be found on a SoC.

Signed-off-by: Alex Porosanu <alexandru.porosanu@nxp.com>
Reviewed-by: York Sun <york.sun@nxp.com>
diff --git a/arch/arm/include/asm/arch-ls102xa/config.h b/arch/arm/include/asm/arch-ls102xa/config.h
index 92f30e2..139a623 100644
--- a/arch/arm/include/asm/arch-ls102xa/config.h
+++ b/arch/arm/include/asm/arch-ls102xa/config.h
@@ -132,6 +132,7 @@
 #define CONFIG_USB_MAX_CONTROLLER_COUNT		1
 #define CONFIG_SYS_FSL_ERRATUM_A008378
 #define CONFIG_SYS_FSL_ERRATUM_A009663
+#define CONFIG_SYS_FSL_MAX_NUM_OF_SEC		1
 #else
 #error SoC not defined
 #endif