8250/16550 PCI device support

modulename: 8250_pci.ko

configname: CONFIG_SERIAL_8250_PCI

Linux Kernel Configuration
└─>Device Drivers
└─>Character devices
└─>Serial drivers
└─>8250/16550 PCI device support
In linux kernel since version 2.6.20 (release Date: 2007-02-04)  
This builds standard PCI serial support. You may be able to
disable this feature if you only need legacy serial support.
Saves about 9K.
Note that serial ports on NetMos 9835 Multi-I/O cards are handled
by the parport_serial driver, enabled with CONFIG_PARPORT_SERIAL.

source code: