On Fri, Mar 09, 2018 at 11:14:42AM +0100, Paul Kocialkowski wrote: > From: Florent Revest <florent.revest@xxxxxxxxxxxxxxxxxx> > > Device Tree bindings for the Allwinner's video engine > > Signed-off-by: Florent Revest <florent.revest@xxxxxxxxxxxxxxxxxx> > --- > .../devicetree/bindings/media/sunxi-cedrus.txt | 44 ++++++++++++++++++++++ > 1 file changed, 44 insertions(+) > create mode 100644 Documentation/devicetree/bindings/media/sunxi-cedrus.txt > > diff --git a/Documentation/devicetree/bindings/media/sunxi-cedrus.txt b/Documentation/devicetree/bindings/media/sunxi-cedrus.txt > new file mode 100644 > index 000000000000..138581113c49 > --- /dev/null > +++ b/Documentation/devicetree/bindings/media/sunxi-cedrus.txt > @@ -0,0 +1,44 @@ > +Device-Tree bindings for SUNXI video engine found in sunXi SoC family > + > +Required properties: > +- compatible : "allwinner,sun4i-a10-video-engine"; > +- memory-region : DMA pool for buffers allocation; > +- clocks : list of clock specifiers, corresponding to > + entries in clock-names property; > +- clock-names : should contain "ahb", "mod" and "ram" entries; > +- resets : phandle for reset; > +- interrupts : should contain VE interrupt number; > +- reg : should contain register base and length of VE. > + > +Example: > + > +reserved-memory { > + #address-cells = <1>; > + #size-cells = <1>; > + ranges; > + > + ve_reserved: cma { > + compatible = "shared-dma-pool"; > + reg = <0x43d00000 0x9000000>; > + no-map; > + linux,cma-default; > + }; > +}; > + > +video-engine { > + compatible = "allwinner,sun4i-a10-video-engine"; > + memory-region = <&ve_reserved>; > + > + clocks = <&ahb_gates 32>, <&ccu CLK_VE>, > + <&dram_gates 0>; This should be updated to sunxi-ng clocks: clocks = <&ccu CLK_BUS_VE>, <&ccu CLK_VE>, <&ccu CLK_DRAM_VE>; > + clock-names = "ahb", "mod", "ram"; > + > + assigned-clocks = <&ccu CLK_VE>; > + assigned-clock-rates = <320000000>; > + > + resets = <&ccu RST_VE>; > + > + interrupts = <53>; > + > + reg = <0x01c0e000 4096>; > +}; > -- > 2.16.2 > > -- > You received this message because you are subscribed to the Google Groups "linux-sunxi" group. > To unsubscribe from this group and stop receiving emails from it, send an email to linux-sunxi+unsubscribe@xxxxxxxxxxxxxxxx. > For more options, visit https://groups.google.com/d/optout. -- To unsubscribe from this list: send the line "unsubscribe devicetree" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html