Integrate meta-seco-imx/u-boot-seco-imx/seco_lf_v2021.04-gm_928
requested to merge integrate/meta-seco-imx/u-boot-seco-imx/seco_lf_v2021.04-gm_928/into/kirkstone into kirkstone
Integrate u-boot-seco-imx/seco_lf_v2021.04-gm_928
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[928] fix video settings
- fix overlays naming
- fix hdmi+lvds, lvds+hdmi overlay definition
- add bpp specification to HDMI