On 01/08/2016 03:37 AM, Antony Pavlov wrote: > On Thu, 7 Jan 2016 17:00:20 -0700 > Joshua Henderson <joshua.henderson@xxxxxxxxxxxxx> wrote: > >> 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 > > At the moment the link [1] does not work. It is redirected to nonexisting "http://wiki.prplfoundation.org//MIPS_documentation" (prplfoundation.org site problem?). > > The http://wiki.prplfoundation.org/wiki/MIPS_documentation URL works. > > The "MIPS documentation" wiki page contains many documents so can we use > more accurate URL, e.g. http://wiki.prplfoundation.org/wiki/MIPS_documentation#Unified_Hosting_Interface ? > > Can we use more strict name for "MIPS UHI specification", e.g. "Unified Hosting Interface Reference Manual (MD01069)"? > I agree. I will reference the name of the complete specification as suggested, however, it looks like it may be safer to drop the URL. Search does a better job here. > -- > Best regards, > Antony Pavlov > Josh