On 3/18/2015 8:33 PM, Frank Rowand wrote: > From: Frank Rowand <frank.rowand@xxxxxxxxxxxxxx> > > Add /chosen/dtb-node binding. > > Signed-off-by: Frank Rowand <frank.rowand@xxxxxxxxxxxxxx> > --- > Documentation/devicetree/bindings/chosen.txt | 37 +++++++++++ > > Index: b/Documentation/devicetree/bindings/chosen.txt > =================================================================== > --- a/Documentation/devicetree/bindings/chosen.txt > +++ b/Documentation/devicetree/bindings/chosen.txt > @@ -46,6 +46,43 @@ on PowerPC "stdout" if "stdout-path" is > should only use the "stdout-path" property. > > > +dtb-info node > +---------------- > + > +Information that describes where the device tree blob (DTB) came from and the > +environment it was created in. I left out optional vs required. The next version will state that the dtb-info node and each separate property within it are optional. > + > +This node is normally created by including arch/arm/boot/dts/skeleton.dtsi, > +which includes include/dt-bindings/version.dtsi. > + > +Properties: > + > +version > + The version of the DTB. This is analagous to the linux kernel version. > + > + This is a format free field intended for human consumption. User space > + programs should not have any expections about this property. > + > + The DTB number in this property is incremented each time a make that > + creates one or more DTBs is invoked. If the make creates multiple > + DTBs then this number is only incremented once. > + > + The DTB number is stored in file .version_dtb. > + > +version-linux > + The version of the linux kernel most recently built in the source > + control system that contains the source used to build the DTB. > + > + The linux kernel version number is not incremented for a make that > + creates a DTB. > + > +dtb-path > + The build directory relative path of the DTB. > + > +dts-path > + The absolute path of the .dts file compiled to create the DTB. > + > + > Properties documented in other bindings > --------------------------------------- > #address-cells video/simple-framebuffer-sunxi.txt > -- 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
