Adding gamma control to 2712D0#6839

6by9 wants to merge 2 commits intoraspberrypi:rpi-6.12.yraspberrypi/linux:rpi-6.12.yfrom

6by9:rpi-6.12.y-vc4-2712d0-gamma6by9/linux:rpi-6.12.y-vc4-2712d0-gammaCopy head branch name to clipboard