I added bootargs parameters to end of line in uEnv.txt. It's OK?
mmcargs=setenv bootargs 'boot=/dev/mmcblk0p1 disk=/dev/mmcblk0p2 progress debugging console=ttymxc0,115200 video=mxcfb0:dev=hdmi,1920x1080M@60,if=RGB24,bpp=32 dmfc=3 consoleblank=0 clocksource=jiffies'