d065f41a3f
Add support for spi slave mode in spi-rockchip. The register map has an entry for it. If spi-slave is set in dts, set this corresponding bit and add to mode_bits the SPI_NO_CS, allow slave mode without explicit CS use. Slave abort function had been added. Signed-off-by: Chris Ruehl <chris.ruehl@gtsys.com.hk> Link: https://lore.kernel.org/r/20200511083022.23678-3-chris.ruehl@gtsys.com.hk Signed-off-by: Mark Brown <broonie@kernel.org>
Linux kernel
============
There are several guides for kernel developers and users. These guides can
be rendered in a number of formats, like HTML and PDF. Please read
Documentation/admin-guide/README.rst first.
In order to build the documentation, use ``make htmldocs`` or
``make pdfdocs``. The formatted documentation can also be read online at:
https://www.kernel.org/doc/html/latest/
There are various text files in the Documentation/ subdirectory,
several of them using the Restructured Text markup notation.
Please read the Documentation/process/changes.rst file, as it contains the
requirements for building and running the kernel, and information about
the problems which may result by upgrading your kernel.