On 03/09/2011 08:49 PM, Kurt Van Dijck wrote: > On Wed, Mar 09, 2011 at 09:38:55AM -0800, Charles H wrote: >> >> Charles H wrote: >>> >>> Hello: >>> according th the documentation tha came with my SPEAR 320 demo board I >>> should be able to configure the CAN interface thus: >>> >>> ip link set can0 type can bitrate 125000 >>> but I get : >>> RTNETLINK Answers : operation not supported >>> It sounds like the kernel is not configured properly for IPROUTE2 support >>> but I cant find what is missing in the config. default .config for board >>> is attached http://old.nabble.com/file/p31101885/spear320_defconfig > > I see > CONFIG_CAN_DEV_SYSFS=y > > CAN configuration is still done via the sysfs. > see /sys/class/net/can0/can_bittiming/... > I'm not aware how familiar you are with the deprecated > sysfs method.
You can use pengutronix canutils 3.x series: http://www.pengutronix.de/software/socket-can/download/canutils/v3.0/canutils-3.0.2.tar.bz2 "canconfig can0 bitrate 125000" cheers, Marc -- Pengutronix e.K. | Marc Kleine-Budde | Industrial Linux Solutions | Phone: +49-231-2826-924 | Vertretung West/Dortmund | Fax: +49-5121-206917-5555 | Amtsgericht Hildesheim, HRA 2686 | http://www.pengutronix.de |
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