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

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@quectel.com Signed-off-by: Ballon Shi ballon.shi@quectel.com Signed-off-by: Macpaul Lin macpaul.lin@mediatek.com Cc: stable@vger.kernel.org

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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