Re: [PATCH 3/3] Docs: dt: add PCI IOMMU map bindings

2015-07-24 Thread Mark Rutland
Hi, > This looks sane, and lets me describe the thing I have on my desk, so > I'm happy. I have a couple of general thoughts below, but I don't intend > that they should stand in the way of this proposal as-is. Good to hear that this doesn't fall apart at the sight of a real system! > On 23/07

Re: [PATCH 3/3] Docs: dt: add PCI IOMMU map bindings

2015-07-24 Thread Robin Murphy
Hi Mark, This looks sane, and lets me describe the thing I have on my desk, so I'm happy. I have a couple of general thoughts below, but I don't intend that they should stand in the way of this proposal as-is. On 23/07/15 17:52, Mark Rutland wrote: The existing IOMMU bindings are able to spe

[PATCH 3/3] Docs: dt: add PCI IOMMU map bindings

2015-07-23 Thread Mark Rutland
The existing IOMMU bindings are able to specify the relationship between masters and IOMMUs, but they are insufficient for describing the general case of hotpluggable busses such as PCI where the set of masters is not known until runtime, and the relationship between masters and IOMMUs is a propert