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/sandbox_noblk_defconfig b/configs/sandbox_noblk_defconfig
index 6a0fc33..833caf1 100644
--- a/configs/sandbox_noblk_defconfig
+++ b/configs/sandbox_noblk_defconfig
@@ -1,5 +1,4 @@
 CONFIG_SYS_MALLOC_F_LEN=0x2000
-CONFIG_PCI=y
 CONFIG_DEFAULT_DEVICE_TREE="sandbox"
 CONFIG_FIT=y
 CONFIG_FIT_VERBOSE=y
@@ -106,6 +105,7 @@
 CONFIG_SPI_FLASH_SST=y
 CONFIG_SPI_FLASH_WINBOND=y
 CONFIG_DM_ETH=y
+CONFIG_PCI=y
 CONFIG_DM_PCI=y
 CONFIG_DM_PCI_COMPAT=y
 CONFIG_PCI_SANDBOX=y