AnsweredAssumed Answered

DCSS issue on imx8m quadlite with 4.14.78

Question asked by Jared Kung on May 7, 2019
Latest reply on May 9, 2019 by igorpadykov

We encountered "dcss is diabled on i.MX8MQL" with L4.14.78 kernel on our board. The processor is iMX8M QuadLite.

So we can't use HDMI. But no this issue with L4.9.88 kernel.

 

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U-Boot 2018.03_xxxx (May 06 2019 - 10:11:22 +0800)

CPU: Freescale i.MX8MQLite rev2.0 1300 MHz (running at 800 MHz)
CPU: Industrial temperature grade (-40C to 105C) at 0C
Reset cause: POR
Model: xxxxx xxx iMX8M
DRAM: 2 GiB
tcpc_init: Can't find device id=0x50
setup_typec: tcpc init failed, err=-19
MMC: FSL_SDHC: 0, FSL_SDHC: 1
Loading Environment from MMC... OK
No panel detected: default to HDMI
dcss is diabled on i.MX8MQL
LCD HDMI cannot be configured: -1
In: serial
Out: serial
Err: serial

BuildInfo:
- ATF dc54edb
- U-Boot 2018.03_xxxxxx

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BR,

Jared

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