Realtek SD card reader
rtsx* at pci?
sdmmc* at rtsx?
rtsx driver provides support for the
Realtek RTS5209, RTS5227, RTS5229, RTS522A, RTS5249, RTL8402, RTL8411, and
RTL8411B SD card readers.
The sdmmc(4) subsystem performs SD/MMC transactions to communicate with SD or SDHC devices inserted into the SD slot.
rtsx driver first appeared in
rtsx driver was written by
rtsx driver does not support MS
(Memory Stick) and xD (Extreme Digital) devices even though the hardware
Support for SDIO interrupts is not implemented.