Hi, I just recognized my typo mistake. I meant MAX3140 instead of MAX3400. Sorry for that. Best Regards, Patrick Menschel Am 27.12.2015 um 17:17 schrieb Patrick Menschel: > Hi, > > I'm new to kernel development and serial device drivers. > > I want my Raspberry Pi to talk RS485 via a Max3400 Chip, that is > reported to be compatible with the already present MAX3100 device driver > max3100.c . > > As it seems that device driver is not yet compatible with the device > tree functionality but apparently the max310x.c already supports device > tree, so I'd try to adapt that code to the max3100.c . > > As for the device tree overlay I'd adapt the already present overlay for > the MPC2515 CAN driver, that basically uses the same SPI interface. > > 1. Did I miss anything obvious? > > 2. Is there a tutorial for beginners addressing the device tree support? > > > Thanks and Best Regards, > Patrick Menschel > > >
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