Re: SSD1306 OLED driver

["maxime.ripard@free-electrons.com" <maxime.ripard@free-electrons.com>]

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On Tue, Nov 18, 2014 at 08:29:51PM +0530, Ssagarr Patil wrote:
> Hi Maxime,
> 
> >
> > On Fri, Nov 14, 2014 at 05:09:09PM +0530, Ssagarr Patil wrote:
> >> Hi,
> >>
> >> I have the SSD1306 oled device connected via spi, will the same
> >> driver work ? as the current one is based on i2c what all mods would
> >> be required to have it working with SPI ?
> >
> > It won't work out of the box, but it should be fairly easy to support.
> >
> > You need to had support for SPI probing, and then provide some generic
> > accessors the rest of the code can use to wrap around the i2c and spi
> > calls.
> >
> > I'm not sure regmap can be used for this, but this would be something
> > worth looking into to do that.
> >
> Thanks for the inputs :)
> 
> Does the driver work as a standard fbdev driver, is there any library on top
> of it to ease the user space ?

It exposes a monochrome fbdev, so the usual framebuffer tools and
libraries are supposed to work quite well, provided they've been
written to handle monochrome displays.

Maxime

-- 
Maxime Ripard, Free Electrons
Embedded Linux, Kernel and Android engineering
http://free-electrons.com

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