Support for RDC-R321x southbridge

modulename: rdc321x-southbridge.ko

configname: CONFIG_MFD_RDC321X

Linux Kernel Configuration
└─>Device Drivers
└─>Multifunction device drivers
└─>Support for RDC-R321x southbridge
In linux kernel since version 2.6.35 (release Date: 2010-08-01)  
Say yes here if you want to have support for the RDC R-321x SoC
southbridge which provides access to GPIOs and Watchdog using the
southbridge PCI device configuration space.

source code:
selects
CONFIG_MFD_CORE

depends
CONFIG_MFD_SUPPORT
CONFIG_PCI or CONFIG_GENERIC_HARDIRQS or CONFIG_HAS_IOMEM

is depended by
CONFIG_GPIO_RDC321X