Integrate u-boot-seco-mtk/YT-298-e-58-genio-510-take-care-of-pwm-warning-in-u-boot
requested to merge u-boot-seco-mtk/YT-298-e-58-genio-510-take-care-of-pwm-warning-in-u-boot into kirkstone
Commit: clea-os/bsp/mediatek/u-boot-seco-mtk@233a8694
[E58][DTS] Disable DSI
DSI output is not yet implemented in the bootloader, thus should be disabled.