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Kernel source tree for Raspberry Pi-provided kernel builds. Issues unrelated to the linux kernel should be posted on the community forum at https://forums.raspberrypi.com/

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### Describe the bug With a Raspberry Pi 4 Model B I can reproducibly generate an ethernet hang using LAN7800 USB devices. (See steps listed) ### Steps to reproduce the...

vc4.force_hotplug=4 will toggle hotplug for HDMI0 every 10 seconds. This is for a test kernel build - do not merge!

Before submitting the same change to mainline, I would like to know what you think about this. This change will make it easier to support multi-context handling without duplicating the...

### Describe the bug This is an issue with the PTP support introduced in #4151 (drivers/net/phy/bcm-phy-ptp.c). When a program is reading extts events (which are generated by calls to ptp_clock_event...

### Description When using Raspberry Pi Zero 2w with latest Bookworm aarch64, there is error in the log: ``` [ 13.193367] brcmfmac: brcmf_fw_alloc_request: using brcm/brcmfmac43430-sdio for chip BCM43430/1 [ 13.433772]...

### Describe the bug I'm running the latest version of Raspberry Pi OS Bookworm 32-bit (but the problem is also present in Bookworm 64-bit), fully up-to-date with `apt`. I've used...

**Summary** When Energy Efficient Ethernet is enabled and active from a new install of Raspberry Pi OS on a Pi 4B 8GB, **gigabit ethernet** transfer with the built-in ethernet adapter...

This update adds support for High Conversion Gain (HCG) mode, which significantly improves low-light performance. According to the IMX290 and IMX462 datasheets, the address 3009h is configured as follows: -...

### Describe the bug USB Device sent DATA0 packet containing 64 bytes ("real data"): ``` 0000 d1 bd 0b b5 a9 6d 8e 94 b4 47 57 7e 64 10...

### Describe the bug Prior to Bookworm, I enabled the Pi to act as a Wi-Fi Access Point (in part) via: ``` # /etc/hostapd/hostapd.conf country_code=US interface=wlan0 ssid=my-network hw_mode=g channel=2 macaddr_acl=0...