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/p2771-0000-500_defconfig b/configs/p2771-0000-500_defconfig
index 940bb5f..baeb8f3 100644
--- a/configs/p2771-0000-500_defconfig
+++ b/configs/p2771-0000-500_defconfig
@@ -32,6 +32,9 @@
 # CONFIG_DM_MMC_OPS is not set
 CONFIG_E1000=y
 CONFIG_RTL8169=y
+CONFIG_PCI=y
+CONFIG_DM_PCI=y
+CONFIG_DM_PCI_COMPAT=y
 CONFIG_PCI_TEGRA=y
 CONFIG_POWER_DOMAIN=y
 CONFIG_TEGRA186_POWER_DOMAIN=y