U-boot Drivers
U-boot Drivers
This page is intended to give more details on the Xilinx drivers for U-boot, such as testing, how to use the drivers, etc. The drivers included in the u-boot tree are intended to run on ARM (Zynq,
Zynq Ultrascale+ MPSoC).
Driver Information
There are a number of drivers in the u-boot tree and they may work, but the following list of drivers are currently what's tested and users are encouraged to use these rather than others.Component | Platform/IP core | Link | In Mainline | Location | Comment |
i2c | Zynq and ZynqMP | i2c driver | Yes | drivers/i2c/zynq_i2c.c and drivers/i2c/i2c-cdns.c | |
SD controller | Zynq and ZynqMP | mmc driver | Yes | drivers/mmc/zynq_sdhci.c | |
GEM | Zynq and ZynqMP | ethernet driver | Yes | drivers/net/zynq_gem.c | |
QSPI | Zynq and ZynqMP | qspi driver | drivers/spi/zynqmp_qspi.c and drivers/spi/zynq_qspi.c | drivers/spi/zynqmp_qspi.c is not in mainline | |
USB | Zynq and ZynqMP | usb driver | Yes | drivers/usb/host/xhci-zynqmp.c and drivers/usb/host/ehci-zynq.c | |
nand | Zynq and ZynqMP | nand driver | Yes | drivers/mtd/nand/zynq_nand.c and drivers/mtd/nand/arasan_nfc.c | |
gpio | Zynq and ZynqMP | gpio driver | Yes | drivers/gpio/zynq_gpio.c and drivers/gpio/xilinx_gpio.c |