2010/4/8 christian pellegrin <[email protected]> > On Thu, Apr 8, 2010 at 4:58 PM, Lei Luo <[email protected]> wrote: > > > I added can definitions into board-dk.c. When I "modprobe mcp251x", it > shows > > "CAN device driver interface" in console, mcp251x modules is loaded as > can > > be seen from "lsmod". But I can't find can device files such as "can0, > can1, > > ..." and there is no can infomation in "ip link show". > > Is something I did wrong? Or the device files of can should not created > > automaticly as they are connected with spi? > > If you don't see "probed" or "not probed" the mcp251x probe code is > not called. So, have you done an at91_add_device_spi of the > dk_spi_devices you defined? Do you have a working SPI master driver? > > Yes, I just call at91_add_device_spi(dk_spi_device,ARRAY_SZIE(dk_spi_device)) without at91_set_gpio_output; spi is registed in kernel and "153 spi" can be seen when "cat /proc/devices".However, it does not show "probed" too when modprobe vcan.
Thanks very much Regards, Luo
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