6by9
6by9
> I have the hyperpixel 4 inch but it has the old special adaptor for i2c instead of the newer Dupont wires. Maybe it's not backlight and it's some kind...
There have been a number of improvements to the DSI and 7inch panel support merged via #6094. Normal warnings apply over using rpi-update, but retesting using the latest kernel obtained...
ads7846 is totally unrelated as it is an I2C touchscreen. Should already be fixed via #6029.
Ubuntu have already been down this path (GPIO via sysfs has totally gone there), and Dave Jones has written an RPi.GPIO shim on top of lgpio https://waldorf.waveform.org.uk/2022/the-one-where-dave-breaks-stuff.html https://rpi-lgpio.readthedocs.io/en/release-0.4/# I thought...
> @pelwell , Unfortunately I don't think so. On RPi4s **rpi-lgpio** seems to mimic the behaviour of **RPi.GPIO**. Perhaps somebody has found a way to make it work. I'm confused....
> The dependency on a configured IRQ was introduced with this commit: [60cfac1](https://github.com/raspberrypi/linux/commit/60cfac17d0a1c28cd41959e95ba1e0ecc47165e7) > > I can't currently see why it was not present in rpi-6.1.y, since it seems to...
> Are those probing return codes accessible somewhere, so I wouldn't have to bother you again if similar things would happen? They are all standard Linux error codes. https://github.com/torvalds/linux/blob/master/include/uapi/asm-generic/errno-base.h https://github.com/torvalds/linux/blob/master/include/uapi/asm-generic/errno.h
rpi-update uses commit hashes from the https://github.com/raspberrypi/rpi-firmware repo, not from this kernel repo, as it updates both kernel and firmware.
Duplicate of forum thread https://forums.raspberrypi.com/viewtopic.php?t=365205