On Tue, Jun 27, 2017 at 01:54:38PM +0100, Ramesh Shanmugasundaram wrote: > Adds the DRIF controller nodes for r8a7796. > > Signed-off-by: Ramesh Shanmugasundaram <ramesh.shanmugasundaram@xxxxxxxxxxxxxx> > --- > Hi Simon, > > This patch is based on renesas-devel-20170626-v4.12-rc7 tag. > It is verified on M3 ES1.0. I also verified there are no regression issues > with this addition. > > The driver[1] is pushed into the media_tree. The bindings[2] are ACK'ed > by Geert & Rob and in the media_tree queue. > > [1] https://git.linuxtv.org/media_tree.git/commit/?id=7625ee981af166ddb569e2e6c0006e2af471326f > [2] https://www.mail-archive.com/linux-renesas-soc@xxxxxxxxxxxxxxx/msg15602.html > > Thanks, > Ramesh. > > arch/arm64/boot/dts/renesas/r8a7796.dtsi | 120 +++++++++++++++++++++++++++++++ > 1 file changed, 120 insertions(+) > > diff --git a/arch/arm64/boot/dts/renesas/r8a7796.dtsi b/arch/arm64/boot/dts/renesas/r8a7796.dtsi > index 1f6710912045..df04d132a127 100644 > --- a/arch/arm64/boot/dts/renesas/r8a7796.dtsi > +++ b/arch/arm64/boot/dts/renesas/r8a7796.dtsi > @@ -639,6 +639,126 @@ > }; > }; > > + drif00: rif@e6f40000 { > + compatible = "renesas,r8a7796-drif", > + "renesas,rcar-gen3-drif"; > + reg = <0 0xe6f40000 0 0x64>; > + interrupts = <GIC_SPI 12 IRQ_TYPE_LEVEL_HIGH>; > + clocks = <&cpg CPG_MOD 515>; > + clock-names = "fck"; > + dmas = <&dmac1 0x20>, <&dmac2 0x20>; The dmas property seems a little strange. I would have expected to allow ether dmac1 or dmac2 to be used for both tx and rx: dmas = <&dmac1 0x20>, <&dmac1 0x20>, <&dmac2 0x20>, <&dmac2 0x20>; > + dma-names = "rx", "rx"; > + power-domains = <&sysc R8A7796_PD_ALWAYS_ON>; > + resets = <&cpg 515>; > + renesas,bonding = <&drif01>; > + status = "disabled"; > + }; ...
