spi: Ensure that CS line is in non-active state after spi_setup()
Some devices samples state of the chip select signal during power up and act differently based on this state, so SPI core should ensure that CS line is driven in non-active state after spi_setup(). Signed-off-by: NIvan T. Ivanov <iivanov@mm-sol.com> Signed-off-by: NMark Brown <broonie@kernel.org>
Showing
想要评论请 注册 或 登录