Up! I try to do the same thing without success!
Thank you! On Thursday, 13 June 2013 18:09:44 UTC-4, Michael Luxen wrote: > > Hello, > > does anyone already have a working setup/howto for a MCP2515 activation on > SPI0 with CS0? > To be clear, I've the internal DCAN0 and DCAN1 already up and running but > I'm interesting to have a further 3rd CAN channel via a MCP2515 enabled. > After some hours of trying and searching on the WWW I've still no working > MCP2515 SPI interface. I've used my MCP2515 SPI-Interface already with > success on the Raspberry Pi and adapted it to the GPIOs of the BeagleBone > Black. > > To give more details my environment is: > Angstrom distribution from 2013-05-27 > > P9.27, /* spi irq: gpio3_19 */ > P9.22, /* spi: spi0_sclk */ > P9.21, /* spi: spi0_d0 */ > P9.18, /* spi: spi0_d1 */ > P9.17, /* spi: spi0_cs0 */ > > extract of my spi0-00A0.dts file: > > pinctrl-single,pins = < > 0x150 0x10 /* spi0_sclk, OUTPUT_PULLUP | MODE0 */ > 0x154 0x30 /* spi0_d0, INPUT_PULLUP | MODE0 */ > 0x158 0x10 /* spi0_d1, OUTPUT_PULLUP | MODE0 */ > 0x15c 0x10 /* spi0_cs0, OUTPUT_PULLUP | MODE0 */ > 0x1a4 0x37 /* mcasp0_fsr.gpio3_19, RX_ENABLED | PULLUP | MODE7, IRQ */ > >; > I'm unsure about the spi0_sclk Pin. Some websites describes it as output > as shown above and others as Input with "0x150 0x30". My setup doesn't work > with both of them. > Any hints are welcome! > > Regards > Mike > > > -- 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 beagleboard+unsubscr...@googlegroups.com. For more options, visit https://groups.google.com/d/optout.
