On Mon, Jul 18, 2016 at 02:39:28PM -0400, Sinan Kaya wrote: > Adding a new binding for qcom,hidma-1.1 to distinguish HW supporting > MSI interrupts from the older revision. > > Signed-off-by: Sinan Kaya <ok...@codeaurora.org> > --- > Documentation/devicetree/bindings/dma/qcom_hidma_mgmt.txt | 3 ++- > 1 file changed, 2 insertions(+), 1 deletion(-) > > diff --git a/Documentation/devicetree/bindings/dma/qcom_hidma_mgmt.txt > b/Documentation/devicetree/bindings/dma/qcom_hidma_mgmt.txt > index fd5618b..45ce75b 100644 > --- a/Documentation/devicetree/bindings/dma/qcom_hidma_mgmt.txt > +++ b/Documentation/devicetree/bindings/dma/qcom_hidma_mgmt.txt > @@ -47,7 +47,8 @@ When the OS is not in control of the management interface > (i.e. it's a guest), > the channel nodes appear on their own, not under a management node. > > Required properties: > -- compatible: must contain "qcom,hidma-1.0" > +- compatible: must contain "qcom,hidma-1.0" for initial HW or > "qcom,hidma-1.1" > +for MSI capable HW.
Don't we need properties to describe the MSI details (e.g. sideband data like DeviceID)? Thanks, Mark. > - reg: Addresses for the transfer and event channel > - interrupts: Should contain the event interrupt > - desc-count: Number of asynchronous requests this channel can handle > -- > 1.8.2.1 >
