linux-kernel - Re: [PATCH] usb: add sysfs configuration interface for CP2101

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Date:	Mon, 3 Mar 2008 10:07:41 -0500 (EST)
From:	Alan Stern <stern@...land.harvard.edu>
To:	Dirk Eibach <eibach@...ys.de>
cc:	akpm@...ux-foundation.org, <linux-kernel@...r.kernel.org>,
	<greg@...ah.com>, <apw@...dowen.org>, <linux-usb@...r.kernel.org>
Subject: Re: [PATCH] usb: add sysfs configuration interface for CP2101

On Mon, 3 Mar 2008, Dirk Eibach wrote:

> From: Dirk Eibach <eibach@...ys.de>
> 
> The usb configuration data for the Silabs CP2101 usb to uart bridge 
> controller can be customized:
> - Vendor ID
> - Product ID
> - Power Descriptor
> - Release Number
> - Serial Number
> - Product Description String
> 
> Silabs provides a windows-only tool to do that.
> Since we use linux-only machines in our production-environment, we have no 
> proper way to customize the chips for our purpose.
> So I added sysfs configuration support to the linux driver.

Surely this sort of thing is better done in userspace, with libusb.

Alan Stern

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