Imx93 debugging rgb

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Imx93 debugging rgb

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xiang_1001
Contributor III

Hello, I am debugging the rgb screen now. The device tree is configured as an attachment, and there is no rgb display now. What is the problem?

xiang_1001_0-1761879482455.png

 

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xiang_1001
Contributor III

Add attachment

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Zhiming_Liu
NXP TechSupport
NXP TechSupport

Hi @xiang_1001 

你设备树里面的扩展GPIO本身就是这么写的吗?不应该写在i2c下面吗?
panel-simple panel: No GPIO consumer enable found



Best Regards,
Zhiming

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1,422 Views
xiang_1001
Contributor III

默认将使能脚拉高,现在可以亮了。

但是颜色不对,现在使用的驱动配置的rgb666,原理图如图。

请问是什么原因影响的?

xiang_1001_1-1761903664839.png

 

xiang_1001_0-1761903528176.png

 

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Zhiming_Liu
NXP TechSupport
NXP TechSupport

Hi,

DATA[23:0]的顺序是RGB,你检查看看顺序对不对。

Zhiming_Liu_0-1762131044391.png

 



Best Regards,
Zhiming

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1,368 Views
xiang_1001
Contributor III

imx93 官方的顺序是下图那样的吗? 如果是那 B和R 和使用的屏是相反的,请问驱动可以修改吗?

xiang_1001_0-1762132915504.png

 

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Zhiming_Liu
NXP TechSupport
NXP TechSupport

Hi @xiang_1001 

不支持软件上的调整。

Best Regards,
Zhiming

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