On Tuesday 02 August 2016 10:14 AM, Vignesh R wrote: > TI's PCF8575 is a 16-bit I2C GPIO expander.The device features a > 16-bit quasi-bidirectional I/O ports. Each quasi-bidirectional I/O can > be used as an input or output without the use of a data-direction > control signal. The I/Os should be high before being used as inputs. > Read the device documentation for more details[1]. > > This driver is based on pcf857x driver available in Linux v4.7 kernel. > It supports basic reading and writing of gpio pins. > > [1] http://www.ti.com/lit/ds/symlink/pcf8575.pdf > > Signed-off-by: Vignesh R <vigne...@ti.com> > Reviewed-by: Tom Rini <tr...@konsulko.com> > Reviewed-by: Simon Glass <s...@chromium.org>
Reviewed-by: Mugunthan V N <mugunthan...@ti.com> Regards Mugunthan V N _______________________________________________ U-Boot mailing list U-Boot@lists.denx.de http://lists.denx.de/mailman/listinfo/u-boot
