Hi Robert, Is my device dts configuration correct? As Now I can see ttySC0 and when I try to communicate with SC16IS750, I don't see any activity on interrupt line. Is this the correct way to configure interrupt line?
Regards, Atique On Wednesday, June 17, 2020 at 11:42:57 PM UTC+10, RobertCNelson wrote: > > On Wed, Jun 17, 2020 at 7:12 AM <[email protected] <javascript:>> wrote: > > > > Hi All, > > > > I am trying to interface NXP SPI to UART chip with Beaglebone black. At > the moment I amusing SPI 1 and breakout board from Sparkfun ( > https://www.sparkfun.com/products/retired/9981) . > > > > I have enabled the driver for SC16IS7xx in the kerne > >> > >> > > # CONFIG_SERIAL_SCCNXP is not set > > CONFIG_SERIAL_SC16IS7XX_CORE=y > > CONFIG_SERIAL_SC16IS7XX=y > > # CONFIG_SERIAL_SC16IS7XX_I2C is not set > > CONFIG_SERIAL_SC16IS7XX_SPI=y > > # CONFIG_SERIAL_BCM63XX is not set > > > > I don't see any message related to SPI or above driver when kernel > boot-up. > > You also need to disable CONFIG_SERIAL_DEV_CTRL_TTYPORT, as it breaks > CONFIG_SERIAL_SC16IS7XX > > > https://github.com/RobertCNelson/ti-linux-kernel-dev/commit/c8bf98fd9324e3973d5021eefcfa7a549869a578 > > > Regards, > > -- > Robert Nelson > https://rcn-ee.com/ > -- For more options, visit http://beagleboard.org/discuss --- You received this message because you are subscribed to the Google Groups "BeagleBoard" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. To view this discussion on the web visit https://groups.google.com/d/msgid/beagleboard/39845fbb-3a10-4d76-99da-846d4ab05884o%40googlegroups.com.
