Alcor Micro/Alcor Link PCI-E card reader

modulename: alcor_pci.ko

configname: CONFIG_MISC_ALCOR_PCI

Linux Kernel Configuration
└─>Device Drivers
└─>Misc devices
└─>PCI support
└─>Alcor Micro/Alcor Link PCI-E card reader
In linux kernel since version 5 (release Date: 2019-03-03)  
This supports for Alcor Micro PCI-Express card reader including au6601,
au6621.
Alcor Micro card readers support access to many types of memory cards,
such as Memory Stick, Memory Stick Pro, Secure Digital and
MultiMediaCard.

source code:
selects
CONFIG_MFD_CORE

depends
CONFIG_PCI