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Message-ID: <CAMNxYswbiH-fW6YVvtWEr1W+SWRBU6ELv1bVRfNawpwcy+PZsA@mail.gmail.com> Date: Mon, 28 Jan 2013 15:25:08 +0530 From: Priyaranjan Das <priyaranjan456789@...il.com> To: Greg KH <gregkh@...uxfoundation.org> Cc: linux-kernel@...r.kernel.org, mankad.maulik@...il.com Subject: Re: Query related to MSR(Magnetic Stripe Reader) Device Driver Hi Greg, On Tue, Jan 22, 2013 at 10:06 PM, Greg KH <gregkh@...uxfoundation.org> wrote: > On Tue, Jan 22, 2013 at 03:02:32PM +0530, Priyaranjan Das wrote: >> Hi All, >> >> I am working on MSR(Magnetic Stripe Reader) for a product . I wish to >> know whether any MSR( Magnetic Stripe/card Reader) driver is available >> in the current source or not. I need this for reference. Could anyone >> please help me? > > Most of these types of devices that I have worked with always show up as > a keyboard device (ps/2 pass-through or a USB hid device.) What type of > interface does your device present to the operating system? > The MSR will be a part of a SoC. It is a memory mapped device hence there is no interface like USB. MSR IP contains an ADC which the driver will read and interpret the data. I am planning to write a Driver for the same. Will this driver fall under drivers/mfd/* ? Regards, Priyaranjan -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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