Linux/AM5728: HDMI output issue

Faiez

Intellectual 650 points

Part Number: AM5728

Tool/software: Linux

Hi expert,

We want to use the HDMI output for 5 inch HDMI LCD display, any solution ? thank you.

Faiez

over 8 years ago

0 Biser Gatchev-XID over 8 years ago

TI__Guru**** 393215 points

I don't understand what is your issue. Can you give a more detailed description?

0 Faiez over 8 years ago in reply to Biser Gatchev-XID

Intellectual 650 points

I don't know how to display the output hdmi on 5 inch HDMI LCD display

0 Biser Gatchev-XID over 8 years ago in reply to Faiez

TI__Guru**** 393215 points

What happens when you connect it?

0 Faiez over 8 years ago in reply to Biser Gatchev-XID

Intellectual 650 points

when i deploy a qml project i don't have the ui on the screen

0 Faiez over 8 years ago in reply to Biser Gatchev-XID

Intellectual 650 points

It was not resolved !!

0 Margarita Gashova over 8 years ago in reply to Faiez

TI__Guru* 80190 points

Hello,

Actually do you see something on the display when you boot the board like matrix-gui?
Please check this guide and thread is it helpful for you:
e2e.ti.com/.../2466312
processors.wiki.ti.com/.../Sitara_Linux_LCDC_Porting_Guide

Here is the guide how you could change/load dtb file.

http://processors.wiki.ti.com/index.php/How_to_Change_dtb_File

BR
Margarita

0 Faiez over 8 years ago in reply to Margarita Gashova

Intellectual 650 points

Actually i don't see matrix-gui but i see only the weston interface

0 Margarita Gashova over 8 years ago in reply to Faiez

TI__Guru* 80190 points

Hello.

Could you link me a image of what you are seeing(weston) if is not problem for you?

Per my understand you are observing the problem only when you execute your custom qt application right?

BR
Margarita

0 Faiez over 8 years ago in reply to Margarita Gashova

Intellectual 650 points

0 Faiez over 8 years ago in reply to Faiez

Intellectual 650 points

i don't see matrix-gui and when i deploy my custom qt project i see only the weston/wayland interface

0 Faiez over 8 years ago in reply to Faiez

Intellectual 650 points

i see only my qt custom project in the default Ti 7 inch display but on the 5" inch LCD display i see only the weston/wayland interface

0 Faiez over 8 years ago in reply to Faiez

Intellectual 650 points

Any solution !

0 Margarita Gashova over 8 years ago in reply to Faiez

TI__Guru* 80190 points

Hello,

Please check this wiki :
processors.wiki.ti.com/.../How_to_Set_Display_for_AM572x_GP_EVM
This is how you could switch the primary display.

Hope this helps.

BR
Margarita

0 Margarita Gashova over 8 years ago in reply to Margarita Gashova

TI__Guru* 80190 points

Hello,

Please check the answer in here:
e2e.ti.com/.../2472832

BR
Margarita

Processors

Processors forum

Linux/AM5728: HDMI output issue