Hi guys,
When I want to compile the kernel to enable spidev, I find in tx2 tegra_defconfig at:
https://elinux.org/Jetson/TX2_SPI#Configuring_the_Kernel
the change is
CONFIG_SPI=y
CONFIG_SPI_TEGRA114=y
CONFIG_SPI_SPIDEV=m
CONFIG_QSPI_TEGRA186=y
I found in Xavier use jetpack 4.2 L4T 32.1 is
CONFIG_SPI=y
CONFIG_SPI_CADENCE=m
CONFIG_SPI_PXA2XX=m
CONFIG_SPI_SC18IS602=m
CONFIG_SPI_TEGRA114=y
CONFIG_SPI_TEGRA124_SLAVE=y
CONFIG_QSPI_TEGRA210=y
CONFIG_SPI_XCOMM=m
CONFIG_SPI_ZYNQMP_GQSPI=m
CONFIG_SPI_SPIDEV=m
CONFIG_SPI_TLE62X0=m
without any modification.
the question is should I modify something else in tegra_defconfig to enable spidev?