Re: [PATCH v5 0/8] mfd: introduce a driver for LPSS devices on SPT

[Vinod Koul <vinod.koul@intel.com>]

On Wed, Jul 15, 2015 at 03:15:31PM +0300, Andy Shevchenko wrote:
> On Mon, 2015-07-06 at 15:22 +0300, Andy Shevchenko wrote:
> > The new coming Intel platforms such as Skylake will contain 
> > Sunrisepoint PCH.
> > 
> > The driver is based on MFD framework since the main device, i.e. 
> > serial bus
> > controller, contains register space for itself, DMA part, and an 
> > additional
> > address space (convergence layer). 
> > 
> > The public specification of the register map is avaiable in [1].
> > 
> > This is fifth generation of the patch series to bring support LPSS 
> > devices
> > found on Intel Sunrisepoint (Intel Skylake PCH). Previous one can be 
> > found here
> > [2].
> > 
> > The series has few logical parts:
> > - patches 1-3 prepares PM core, ACPI, and driver core (PM) to handle 
> > our case
> > - patches 4-6 introduce unregistering platform devices in MFD in 
> > reversed
> >   order
> > - patch 7 implements iDMA 64-bit driver
> > - patch 8 introduces an MFD driver for LPSS devices
> > 
> > The patch 7 can be applied independently, though it's better if it 
> > goes before
> > patch 8.
> > 
> > The driver has been tested with SPI and UART on Intel Skylake PCH.
> > 
> > [1] https://download.01.org/future-platform-configuration
> > -hub/skylake/register-definitions/332219-002.pdf
> > [2] http://www.spinics.net/lists/linux-acpi/msg58622.html
> 
> Gentle ping on this.
> 
> Vinod, can you Ack the DMA driver?
I thought it was independent and can go thru dmaengine tree..?

-- 
~Vinod