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SubjectRe: [PATCH v16 4/5] dt-bindings: remoteproc: Add documentation for ZynqMP R5 rproc bindings
On Tue, 29 Sep 2020, Rob Herring wrote:
> > index 000000000000..ce02e425692e
> > --- /dev/null
> > +++ b/Documentation/devicetree/bindings/remoteproc/xilinx,zynqmp-r5-remoteproc.yaml
> > @@ -0,0 +1,120 @@
> > +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
> > +%YAML 1.2
> > +---
> > +$id: "http://devicetree.org/schemas/remoteproc/xilinx,zynqmp-r5-remoteproc.yaml#"
> > +$schema: "http://devicetree.org/meta-schemas/core.yaml#"
> > +
> > +title: Xilinx R5 remote processor controller bindings
> > +
> > +description:
> > + This document defines the binding for the remoteproc component that loads and
> > + boots firmwares on the Xilinx Zynqmp and Versal family chipset.
> > +
> > + Note that the Linux has global addressing view of the R5-related memory (TCM)
> > + so the absolute address ranges are provided in TCM reg's.
>
> blank line needed.
>
> TCMs specifically I'm concerned about how they are represented in system
> DT and here...

So far I have been keeping the TCMs in system DT as regular nodes under
/amba. E.g.:

tcm: tcm@ffe00000 {
compatible = "mmio-sram";
reg = <0x0 0xffe00000 0x0 0x10000>;
};

(I am not sure if "mmio-sram" is the right compatible.)

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