can you provide me with a patch on this question。 I use the system is android 6.0.1 and linux kernel4.1.15 on imx6 DL
imx6DL How to make the input std PAL signal full screen display by a/d tp2825
https://community.nxp.com/docs/DOC-158531
they have already released patch for 4.1.15, you can find the patch in the link.