Re: [PATCH v2] USB: serial: option: add Quectel RM500K module support

From: Johan Hovold
Date: Thu Jun 23 2022 - 08:02:36 EST


On Thu, Jun 23, 2022 at 04:56:44PM +0800, Macpaul Lin wrote:
> Add usb product id of the Quectel RM500K module.
>
> RM500K provides 2 mandatory interfaces to Linux host after enumeration.
> - /dev/ttyUSB5: this is a serial interface for control path. User needs
> to write AT commands to this device node to query status, set APN,
> set PIN code, and enable/disable the data connection to 5G network.
> - ethX: this is the data path provided as a RNDIS devices. After the
> data connection has been established, Linux host can access 5G data
> network via this interface.
>
> "RNDIS": RNDIS + ADB + AT (/dev/ttyUSB5) + MODEM COMs
>
> usb-devices output for 0x7001:

> Co-developed-by: Ballon Shi <ballon.shi@xxxxxxxxxxx>
> Signed-off-by: Ballon Shi <ballon.shi@xxxxxxxxxxx>
> Signed-off-by: Macpaul Lin <macpaul.lin@xxxxxxxxxxxx>
> Cc: stable@xxxxxxxxxxxxxxx
> ---
> Change for v2:
> - Update USB interfaces descriptions in the commit message.
> - Fix typo, format and contributers in the commit message.
> - Update PID definition in numeric order.

Thanks for the update. Now applied.

Johan