ARM: configs: keystone: Enable TI-SCI protocol and genpd driver

Enable the TI-SCI core protocol and the corresponding genpd
driver to enable the essential infrastructure for various
device drivers on the 66AK2G family of SoCs. The TI-SCI Clock
driver is automatically enabled for ARCH_KEYSTONE.
Signed-off-by: NNishanth Menon <nm@ti.com>
Signed-off-by: NSuman Anna <s-anna@ti.com>
Signed-off-by: NSantosh Shilimkar <ssantosh@kernel.org>

arch/arm/configs/keystone_defconfig

@@ -179,9 +179,11 @@ CONFIG_TI_MESSAGE_MANAGER=y
 CONFIG_SOC_TI=y
 CONFIG_KEYSTONE_NAVIGATOR_QMSS=y
 CONFIG_KEYSTONE_NAVIGATOR_DMA=y
+CONFIG_TI_SCI_PM_DOMAINS=y
 CONFIG_MEMORY=y
 CONFIG_TI_AEMIF=y
 CONFIG_KEYSTONE_IRQ=y
+CONFIG_TI_SCI_PROTOCOL=y
 CONFIG_EXT4_FS=y
 CONFIG_EXT4_FS_POSIX_ACL=y
 CONFIG_FANOTIFY=y