Unknown Realtek USB device

Larry Finger Larry.Finger at lwfinger.net
Mon Oct 29 21:44:38 UTC 2012


On 10/29/2012 12:20 PM, Christian Lamparter wrote:
> On Monday, October 29, 2012 05:39:28 PM Albert Pool wrote:
>> Can any of you help me identify the Realtek chip in this device so that the USB ID can be added to the right driver?
>> It's a 802.11n USB nano dongle from ISY. I only have the dongle for short time, so I may not be able to test it
>> myself if it takes some time. usb-devices and lsusb -v output is attached.
>
> Is it a ISY IWL 2000 device? Then it could be supported by rtl8192cu:
>
> <http://forum.ubuntuusers.de/topic/isy-iwl-2000-n150-standard-wird-nicht-erkannt/#post-4641162>
>
> Note:
> you'll have to have to correct firmware in place as well. Either
> you have to install a realtek firmware package (rtlwifi) for your
> distro... Or download it manually (filename: rtlwifi/rtl8192cufw.bin
> <http://git.kernel.org/?p=linux/kernel/git/dwmw2/linux-firmware.git>)
> and put it into the correct place (/lib/firmware/(rtlwifi))
>
> Regards,
> 	Chr
> ---
> diff --git a/drivers/net/wireless/rtlwifi/rtl8192cu/sw.c b/drivers/net/wireless/rtlwifi/rtl8192cu/sw.c
> index 9970c2b..d4338fd 100644
> --- a/drivers/net/wireless/rtlwifi/rtl8192cu/sw.c
> +++ b/drivers/net/wireless/rtlwifi/rtl8192cu/sw.c
> @@ -297,6 +297,7 @@ static struct usb_device_id rtl8192c_usb_ids[] = {
>   	/*=== Customer ID ===*/
>   	/****** 8188CU ********/
>   	{RTL_USB_DEVICE(0x050d, 0x1102, rtl92cu_hal_cfg)}, /*Belkin - Edimax*/
> +	{RTL_USB_DEVICE(0x050d, 0x11f2, rtl92cu_hal_cfg)}, /*Belkin - Edimax*/
>   	{RTL_USB_DEVICE(0x06f8, 0xe033, rtl92cu_hal_cfg)}, /*Hercules - Edimax*/
>   	{RTL_USB_DEVICE(0x07b8, 0x8188, rtl92cu_hal_cfg)}, /*Abocom - Abocom*/
>   	{RTL_USB_DEVICE(0x07b8, 0x8189, rtl92cu_hal_cfg)}, /*Funai - Abocom*/

You also need a kernel 2.6.39 or newer. If you have one older that 3.4, I would 
suggest using compat-wireless.

Larry





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