drivers/pci/Kconfig: Add PCI

Add 'PCI' as a menu option and migrate all existing users.

Signed-off-by: Tom Rini <trini@konsulko.com>
Acked-by: Stephen Warren <swarren@nvidia.com>
diff --git a/configs/harmony_defconfig b/configs/harmony_defconfig
index cc7106f..8f490da 100644
--- a/configs/harmony_defconfig
+++ b/configs/harmony_defconfig
@@ -30,6 +30,9 @@
 CONFIG_SPL_DM=y
 # CONFIG_BLK is not set
 # CONFIG_DM_MMC_OPS is not set
+CONFIG_PCI=y
+CONFIG_DM_PCI=y
+CONFIG_DM_PCI_COMPAT=y
 CONFIG_DM_PMIC=y
 CONFIG_DM_REGULATOR=y
 CONFIG_DM_REGULATOR_FIXED=y