On Thu, 7 May 2020 00:41:03 +0300, Serge Semin wrote: > Modern device tree bindings are supposed to be created as YAML-files > in accordance with DT schema. This commit replaces MIPS GIC legacy bare > text binding with YAML file. As before the binding file states that the > corresponding dts node is supposed to be compatible with MIPS Global > Interrupt Controller indicated by the "mti,gic" compatible string and > to provide a mandatory interrupt-controller and '#interrupt-cells' > properties. There might be optional registers memory range, > "mti,reserved-cpu-vectors" and "mti,reserved-ipi-vectors" properties > specified. > > MIPS GIC also includes a free-running global timer, per-CPU count/compare > timers, and a watchdog. Since currently the GIC Timer is only supported the > DT schema expects an IRQ and clock-phandler charged timer sub-node with > "mti,mips-gic-timer" compatible string. > > Signed-off-by: Serge Semin <Sergey.Semin@xxxxxxxxxxxxxxxxxxxx> > Cc: Alexey Malahov <Alexey.Malahov@xxxxxxxxxxxxxxxxxxxx> > Cc: Thomas Bogendoerfer <tsbogend@xxxxxxxxxxxxxxxx> > Cc: Paul Burton <paulburton@xxxxxxxxxx> > Cc: Ralf Baechle <ralf@xxxxxxxxxxxxxx> > Cc: Alessandro Zummo <a.zummo@xxxxxxxxxxxx> > Cc: Alexandre Belloni <alexandre.belloni@xxxxxxxxxxx> > Cc: Daniel Lezcano <daniel.lezcano@xxxxxxxxxx> > Cc: Arnd Bergmann <arnd@xxxxxxxx> > Cc: linux-mips@xxxxxxxxxxxxxxx > Cc: linux-rtc@xxxxxxxxxxxxxxx > > --- > > I don't really know who is the corresponding driver maintainer, so I > added Paul to the maintainers property since he used to be looking for the > MIPS arch and Thomas looking after it now. Any idea what email should be > specified there instead? > > Changelog v3: > - Since timer sub-node has no unit-address, the node shouldn't be named > with one. So alter the MIPS GIC bindings to have a pure "timer" > sub-node. > - Discard allOf: [ $ref: /schemas/interrupt-controller.yaml# ]. > - Since it's a conversion patch use GPL-2.0-only SPDX header. > --- > .../interrupt-controller/mips-gic.txt | 67 -------- > .../interrupt-controller/mti,gic.yaml | 148 ++++++++++++++++++ > 2 files changed, 148 insertions(+), 67 deletions(-) > delete mode 100644 Documentation/devicetree/bindings/interrupt-controller/mips-gic.txt > create mode 100644 Documentation/devicetree/bindings/interrupt-controller/mti,gic.yaml > Reviewed-by: Rob Herring <robh@xxxxxxxxxx>
