stm32mp1: SP_MIN embeds Arm Architecture services

Embed Arch Architecture SMCCC services in stm32mp1 SP_MIN. This
service is needed by Linux kernel to setup the SMCCC conduit
used by its SCMI SMC transport driver.

Change-Id: I454a7ef3048a77ab73fff945e8115b60445d5841
Signed-off-by: Etienne Carriere <etienne.carriere@linaro.org>

plat/st/stm32mp1/sp_min/sp_min-stm32mp1.mk

@@ -25,3 +25,6 @@ BL32_SOURCES		+=	plat/common/plat_psci_common.c
 # stm32mp1 specific services
 BL32_SOURCES		+=	plat/st/stm32mp1/services/bsec_svc.c		\
 				plat/st/stm32mp1/services/stm32mp1_svc_setup.c
+
+# Arm Archtecture services
+BL32_SOURCES		+=	services/arm_arch_svc/arm_arch_svc_setup.c