[PATCH v8 1/2] mfd: add atmel-hlcdc driver
Thierry Reding
thierry.reding at gmail.com
Tue Oct 7 02:47:28 PDT 2014
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?
Thierry
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