Re: I2C/IIC working on RPI4 8GB?
Klaus Küchemann via freebsd-arm <[email protected]>
| Newsgroups | gmane.os.freebsd.devel.arm |
|---|---|
| Message-ID | <[email protected]> |
> On 29 Apr 2021, at 19:17, Mark Millard <[email protected]> wrote: >> …..Looking around, I see: > > https://github.com/raspberrypi/hats/blob/master/designguide.md > ... > Am 30.04.2021 um 09:55 schrieb Mark Murray <[email protected]>: > That's a useful document, thanks, but I'm not yet making much progress.…… ….. > . The pins 2/3 need to be configured to be BCM2835_FSEL_ALT0 (FSEL[2-3]=4), and pinctrl-0 is 0x17, but that doesn’t seem to help register GPFSEL0 fields FSEL3(11:9) and FSEL(8:6). > > > Mark R V Murray yet another useful document(at least that's what I hope to fix your usecase) : https://www.raspberrypi.org/documentation/configuration/config-txt/gpio.md K. _______________________________________________ [email protected] mailing list https://lists.freebsd.org/mailman/listinfo/freebsd-arm To unsubscribe, send any mail to "[email protected]"