[PATCH v8 1/2] mfd: add atmel-hlcdc driver

Lee Jones lee.jones at linaro.org
Tue Oct 7 02:59:32 PDT 2014


On Tue, 07 Oct 2014, Thierry Reding wrote:

> On Tue, Oct 07, 2014 at 10:44:27AM +0100, Lee Jones wrote:
> > On Mon, 06 Oct 2014, Boris Brezillon wrote:
> > 
> > > The HLCDC IP available on some Atmel SoCs (i.e. at91sam9n12, at91sam9x5
> > > family or sama5d3 family) exposes 2 subdevices:
> > > - a display controller (controlled by a DRM driver)
> > > - a PWM chip
> > > 
> > > The MFD device provides a regmap and several clocks (those connected
> > > to this hardware block) to its subdevices.
> > > 
> > > This way concurrent accesses to the iomem range are handled by the regmap
> > > framework, and each subdevice can safely access HLCDC registers.
> > > 
> > > Signed-off-by: Boris Brezillon <boris.brezillon at free-electrons.com>
> > > Acked-by: Lee Jones <lee.jones at linaro.org>
> > > Tested-by: Anthony Harivel <anthony.harivel at emtrion.de>
> > > Tested-by: Ludovic Desroches <ludovic.desroches at atmel.com>
> > > ---
> > >  drivers/mfd/Kconfig             |   6 ++
> > >  drivers/mfd/Makefile            |   1 +
> > >  drivers/mfd/atmel-hlcdc.c       | 122 ++++++++++++++++++++++++++++++++++++++++
> > >  include/linux/mfd/atmel-hlcdc.h |  85 ++++++++++++++++++++++++++++
> > >  4 files changed, 214 insertions(+)
> > >  create mode 100644 drivers/mfd/atmel-hlcdc.c
> > >  create mode 100644 include/linux/mfd/atmel-hlcdc.h
> > 
> > Applied for v3.19.
> 
> Will you provide a stable branch that I can pull into the PWM tree?

I hadn't planned on it.  What do you need that for?

-- 
Lee Jones
Linaro STMicroelectronics Landing Team Lead
Linaro.org │ Open source software for ARM SoCs
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