IMX8QM: Serial ports registered but /dev/ttyLP1 is missing

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IMX8QM: Serial ports registered but /dev/ttyLP1 is missing

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vinothkumars
Senior Contributor IV

Hi,

 

I had the issue I unable to find the device entry for LPUAR1 - ttyLP1.

Here is the debug message,

[ 1.732363] 5a070000.serial: ttyLP1 at MMIO 0x5a070010 (irq = 65, base_baud = 5000000) is a FSL_LPUART
[ 1.741833] serial serial0: tty port ttyLP1 registered

 

 

Regards,
Vinothkumar Sekar
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vinothkumars
Senior Contributor IV

Hi All,

 

finally, I found the fix. This uart interface is allocated to chipset by default in dts. 

Regards,
Vinothkumar Sekar

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165 Views
vinothkumars
Senior Contributor IV

Hi All,

 

finally, I found the fix. This uart interface is allocated to chipset by default in dts. 

Regards,
Vinothkumar Sekar
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