HDMI TX firmware loading is not proper with dual bootloader

[vinothkumars]

Hi,

I am working on HDMI - HDMI firmware is loading is proper with single bootloader, but dual bootloader firmware loading is not proper,

Single bootloader:

u-boot-imx8qm.imx

=> md 0x84002000
84002000: 00000506 22222211 e0000000 30000054 ....."""....T..0
84002010: 00000000 00000000 e400000c 00612013 ............. a.
84002020: 51fff921 f961fff9 7d030cff 10665002 !..Q..a....}.Pf.
84002030: 00000806 00000000 00000000 00000000 ................
84002040: 00506340 f03d0020 500020f0 b3b6c033 @cP. .=.. .P3...
84002050: 41747014 67344070 6340e513 c0335050 .ptAp@4g..@cPP3.
84002060: 00edb3f6 e8510020 7d030cff 34407002 .... .Q....}.p@4
84002070: 5050e340 7470c033 f0b3f641 12002030 @.PP3.ptA...0 ..
84002080: 491001a0 13480013 02002010 ad4500a0 ...I..H.. ....E.
84002090: 00000000 00000000 00000000 00000000 ................
840020a0: 00000000 00000000 00000000 00000000 ................
840020b0: 00000000 00000000 00000000 00000000 ................
840020c0: 00000000 00000000 00000000 00000000 ................
840020d0: 00000000 00000000 00000000 00000000 ................
840020e0: 00000000 00000000 00000000 00000000 ................
840020f0: 00000000 00000000 00000000 00000000 ................

Dual bootloader:

spl-imx8qm.bin & bootloader-imx8qm.img - Android Automotive Trusty bootloader

=> md 0x84002000

84002000: fffe6570 ffff0000 7fff0000 ffff177f pe..............
84002010: ffef0000 fffc0001 ffee0001 ffffc530 ............0...
84002020: ffef0000 ffff725e ffff0020 ffef7276 ....^r.. ...vr..
84002030: ffef0000 ffff0000 ffef0000 ffff9b8f ................
84002040: ffff0020 fffe0003 7ffe0001 ffffcc3c ...........<...
84002050: ffff0000 ff7f7256 ffff0000 ffff7256 ....Vr......Vr..
84002060: ffff0000 ffff0000 ffef0010 ffff6498 .............d..
84002070: ffff0040 ffff0001 ffff0003 ffbfc3e0 @...............
84002080: ffff0000 ffff7276 7fee0000 ffef7276 ....vr......vr..
84002090: fffe0000 ffef0000 ffef0000 ffff9b1f ................
840020a0: ffff0000 fffe0003 ffff0007 ffffd1e8 ................
840020b0: ffff0040 ffff7256 ffff0000 ffef7266 @...Vr......fr..
840020c0: ffff0002 ffff0000 7fff0022 ffff78aa ........"....x..
840020d0: fffe0000 ffef0023 ffff0006 fffec8a4 ....#...........
840020e0: ffef0002 ffff725e ffef0000 ffff72d6 ....^r.......r..
840020f0: ffee0040 ffff0000 ffff0004 fffe65bf @............e..

Is there any problem with dual bootloader ?

Is there any problem with trusty OS ?

[igorpadykov]

Hi Vinothkumar

for narrowing down issue may be recommended to check it in latest nxp linux and android releases

https://www.nxp.com/design/software/embedded-software/i-mx-software/embedded-linux-for-i-mx-applicat...

https://www.nxp.com/design/software/embedded-software/i-mx-software/android-os-for-i-mx-applications...

Best regards
igor

[vinothkumars · Accepted solution]

Hi @igorpadykov ,

Finally, the issues are resolved long time back. For Android Automotive build, the hdmitx firmware was removed from final image.

[vinothkumars]

Thank you Igor for the reply.

I fix this issue now.

I unable to update the patch and also I unable to add my HDMI TX changes in NXP knowledge base

If you are guide me, I will share and it will help to NXP Community.

[igorpadykov]

one can try to get help through Live Chat [in section SUPPORT]

Best regards
igor