configs: at91: Enable SYSRESET for Atmel/Microchip's platforms

This commit enables SYSRESET in the defconfigs for the
Atmel/Microchip platforms.

Signed-off-by: Sergiu Moga <sergiu.moga@microchip.com>
diff --git a/configs/sama5d4ek_mmc_defconfig b/configs/sama5d4ek_mmc_defconfig
index 81b96d0..02a3955 100644
--- a/configs/sama5d4ek_mmc_defconfig
+++ b/configs/sama5d4ek_mmc_defconfig
@@ -83,6 +83,10 @@
 CONFIG_SPI=y
 CONFIG_DM_SPI=y
 CONFIG_TIMER=y
+CONFIG_SYSRESET=y
+CONFIG_SPL_SYSRESET=y
+CONFIG_SYSRESET_CMD_RESET=y
+CONFIG_SYSRESET_AT91=y
 CONFIG_SPL_TIMER=y
 CONFIG_ATMEL_PIT_TIMER=y
 CONFIG_USB=y