In AGX Orin ttyAMA0 baud rate not able change. If i set 115200 , it will accept. How to set different baud rate ?
In AGX Orin ttyAMA0 baud rate not able change
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Hi Team any help on this ?
Thank you for contacting the NVIDIA Developer Forum.
I have moved your query to the
Jetson AGX Orin section for better traction.
NVIDIA Forum Moderator
/dev/ttyAMA0 has been configured to 115200 as default in device tree for SBSA driver.
What’s your purpose to use this node?
Hi Kevin @KevinFFF
We are going to use for RS485 .
@KevinFFF is there any way to change baud rate of /dev/ttyAMA0 ?
You could try to modify
current-speed of serial@31d0000 in device tree (tegra234-soc-uart.dtsi)
Or you can try to just modify in kernel cmdline setting in p3701.conf.common
CMDLINE_ADD="... console=ttyAMA0, <baud rate> ..."
@KevinFFF any suggestion without rebuilding package, like application developer can change in target board. (one time reboot also accepted)
CMDLINE could also be found in /boot/extlinux/extlinux.conf.
Could you help to modify the baud rate of
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