On Mon, Dec 14, 2015 at 03:42:07PM -0700, Joshua Henderson wrote: dt/bindings: ... is preferred for the subject. > This adds support for the Microchip PIC32 platform along with the > specific variant PIC32MZDA on a PIC32MZDA Starter Kit. > > Signed-off-by: Joshua Henderson <joshua.henderson@xxxxxxxxxxxxx> > Cc: Ralf Baechle <ralf@xxxxxxxxxxxxxx> Acked-by: Rob Herring <robh@xxxxxxxxxx> > --- > .../bindings/mips/pic32/microchip,pic32mzda.txt | 33 ++++++++++++++++++++ > 1 file changed, 33 insertions(+) > create mode 100644 Documentation/devicetree/bindings/mips/pic32/microchip,pic32mzda.txt > > diff --git a/Documentation/devicetree/bindings/mips/pic32/microchip,pic32mzda.txt b/Documentation/devicetree/bindings/mips/pic32/microchip,pic32mzda.txt > new file mode 100644 > index 0000000..bcf3e04 > --- /dev/null > +++ b/Documentation/devicetree/bindings/mips/pic32/microchip,pic32mzda.txt > @@ -0,0 +1,33 @@ > +* Microchip PIC32MZDA Platforms > + > +PIC32MZDA Starter Kit > +Required root node properties: > + - compatible = "microchip,pic32mzda-sk", "microchip,pic32mzda" > + > +CPU nodes: > +---------- > +A "cpus" node is required. Required properties: > + - #address-cells: Must be 1. > + - #size-cells: Must be 0. > +A CPU sub-node is also required. Required properties: > + - device_type: Must be "cpu". > + - compatible: Must be "mti,mips14KEc". > +Example: > + cpus { > + #address-cells = <1>; > + #size-cells = <0>; > + > + cpu0: cpu@0 { > + device_type = "cpu"; > + compatible = "mti,mips14KEc"; > + }; > + }; > + > +Boot protocol > +-------------- > +In accordance with the MIPS UHI specification[1], the bootloader must pass the > +following arguments to the kernel: > + - $a0: -2. > + - $a1: KSEG0 address of the flattened device-tree blob. > + > +[1] http://prplfoundation.org/wiki/MIPS_documentation > -- > 1.7.9.5 >