Hi Antony, On Wed, Feb 15, 2017 at 10:12:25AM +0300, Antony Pavlov wrote: > This patch series makes it possible to use FT2232H ACBUS[7:0] > pins as gpio pins from sandbox barebox. > > I have tested output gpio functionality by connecting > a LED to ACBUS[0] and lightening it with gpio_direction_output > and gpio_set_value barebox commands. > > Also I have performed input test with ACBUS[0] -> ACBUS[1] loopback. > > The main goal of adding gpio functionality to sandbox barebox > is using it for connecting real i2c and spi devices to sandbox barebox > (not tested yet). I just read that the FT2232H can even do native I2C and SPI, so no gpio bitbanging would be necessary. Would it be possible to use this mode instead? Otherwise I think there should be a possibility to specify which, if any, FT2232H chip barebox uses. Sascha -- Pengutronix e.K. | | Industrial Linux Solutions | http://www.pengutronix.de/ | Peiner Str. 6-8, 31137 Hildesheim, Germany | Phone: +49-5121-206917-0 | Amtsgericht Hildesheim, HRA 2686 | Fax: +49-5121-206917-5555 | _______________________________________________ barebox mailing list barebox@xxxxxxxxxxxxxxxxxxx http://lists.infradead.org/mailman/listinfo/barebox
