lkml.org 
[lkml]   [2015]   [Apr]   [28]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
From
SubjectRe: [PATCH v1 3/3] mfd: Add support for Intel Sunrisepoint LPSS devices
On Tue, Apr 28, 2015 at 02:32:59PM +0100, Lee Jones wrote:
> On Tue, 31 Mar 2015, Andy Shevchenko wrote:
>
> > The new coming Intel platforms such as Skylake will contain Sunrisepoint PCH.
> > The main difference to the previous platforms is that the LPSS devices are
> > compound devices where usually main (SPI, HSUART, or I2C) and DMA IPs are
> > present.
> >
> > This patch brings the driver for such devices found on Sunrisepoint PCH.
>
> I'm not convinced it's really an MFD. What does this hardware look
> like? Are the Designware devices really in the same memory/register
> space as the LPSS registers?

Yes they are - there is only single MMIO BAR per PCI device holding, the
host controller, iDMA and convergence layer registers.


\
 
 \ /
  Last update: 2015-04-28 16:21    [W:0.114 / U:0.076 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site