Re: mcp251xfd on RPi 5.4 downstream

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On 10/22/20 5:10 AM, Drew Fustini wrote:
> Hi Marc, thanks for working on mcp251xfd driver that has been pulled into 5.10.

FYI:

the driver including the overlays are now in the v5.4 rpi kernel. Also the v5.10
rpi kernel has the overlays.

Note: It's only one overlay that can be used multiple times, here for a
mcp251xfd on spi0/cs0 and one one spi0/cs1:

> dtoverlay=mcp251xfd,spi0-0,interrupt=25,rx_interrupt=27
> dtoverlay=mcp251xfd,spi0-1,interrupt=5,rx_interrupt=13

For devices on spi1 or spi2, the interfaces should be enabled with one of the
spi1-1/2/3cs and/or spi2-1/2/3cs overlays.

Marc

-- 
Pengutronix e.K.                 | Marc Kleine-Budde           |
Embedded Linux                   | https://www.pengutronix.de  |
Vertretung West/Dortmund         | Phone: +49-231-2826-924     |
Amtsgericht Hildesheim, HRA 2686 | Fax:   +49-5121-206917-5555 |

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