configs: e850-96: Disable PSCI reset

PSCI reset is not implemented in Exynos850 EL3 firmware. Disable it to
fix the reset in cases where it can be used, e.g. when running EFI
selftest.

Signed-off-by: Sam Protsenko <semen.protsenko@linaro.org>
Signed-off-by: Minkyu Kang <mk7.kang@samsung.com>
diff --git a/configs/e850-96_defconfig b/configs/e850-96_defconfig
index 5797c6c..c36196c 100644
--- a/configs/e850-96_defconfig
+++ b/configs/e850-96_defconfig
@@ -1,5 +1,6 @@
 CONFIG_ARM=y
 CONFIG_ARCH_CPU_INIT=y
+CONFIG_ARM_SMCCC=y
 CONFIG_ARCH_EXYNOS=y
 CONFIG_TEXT_BASE=0xf8800000
 CONFIG_SYS_MALLOC_LEN=0x81f000
@@ -9,6 +10,7 @@
 CONFIG_CUSTOM_SYS_INIT_SP_ADDR=0xf8c00000
 CONFIG_DEFAULT_DEVICE_TREE="exynos/exynos850-e850-96"
 CONFIG_SYS_LOAD_ADDR=0x80000000
+# CONFIG_PSCI_RESET is not set
 CONFIG_ANDROID_BOOT_IMAGE=y
 # CONFIG_AUTOBOOT is not set
 # CONFIG_DISPLAY_CPUINFO is not set