Hi,
A few PCI host controllers use the "dma-ranges" property to specify the
mapping from PCI bus addresses to physical addresses.
In the case of R-Car PCIe Host controllers, the intention was to set this
property as a 1 to 1 mapping for all DDR that could be addressed by the
device. However, ther
On Thursday, August 11, 2016 3:00:42 PM CEST Phil Edworthy wrote:
> Hi,
>
> A few PCI host controllers use the "dma-ranges" property to specify the
> mapping from PCI bus addresses to physical addresses.
>
> In the case of R-Car PCIe Host controllers, the intention was to set this
> property as a
Hi Arnd,
On 11 August 2016 16:09 Arnd Bergmann wrote:
> On Thursday, August 11, 2016 3:00:42 PM CEST Phil Edworthy wrote:
> > Hi,
> >
> > A few PCI host controllers use the "dma-ranges" property to specify the
> > mapping from PCI bus addresses to physical addresses.
> >
> > In the case of R-Car P
On Friday, August 12, 2016 9:43:44 AM CEST Phil Edworthy wrote:
> On 11 August 2016 16:09 Arnd Bergmann wrote:
> > In the past, we have said that the dma-ranges property should reflect
> > the address space that is used when programming the bridge registers
> > in the PCI host bridge itself.
> >