[PATCH v4 1/6] dt-bindings: remoteproc: Add binding doc for PRU cores in the PRU-ICSS

Rob Herring robh at kernel.org
Thu Dec 10 10:00:07 EST 2020


On Tue, 08 Dec 2020 15:09:57 +0100, Grzegorz Jaszczyk wrote:
> From: Suman Anna <s-anna at ti.com>
> 
> The Programmable Real-Time Unit and Industrial Communication Subsystem
> (PRU-ICSS or simply PRUSS) on various TI SoCs consists of dual 32-bit
> RISC cores (Programmable Real-Time Units, or PRUs) for program execution.
> 
> The K3 AM65x amd J721E SoCs have the next generation of the PRU-ICSS IP,
> commonly called ICSSG. The ICSSG IP on AM65x SoCs has two PRU cores,
> two auxiliary custom PRU cores called Real Time Units (RTUs). The K3
> AM65x SR2.0 and J721E SoCs have a revised version of the ICSSG IP, and
> include two additional custom auxiliary PRU cores called Transmit PRUs
> (Tx_PRUs).
> 
> This patch adds the bindings for these PRU cores. The binding covers the
> OMAP architecture SoCs - AM33xx, AM437x and AM57xx; Keystone 2 architecture
> based 66AK2G SoC; and the K3 architecture based SoCs - AM65x and J721E. The
> Davinci based OMAPL138 SoCs will be covered in a future patch.
> 
> Co-developed-by: Roger Quadros <rogerq at ti.com>
> Signed-off-by: Roger Quadros <rogerq at ti.com>
> Signed-off-by: Suman Anna <s-anna at ti.com>
> Signed-off-by: Grzegorz Jaszczyk <grzegorz.jaszczyk at linaro.org>
> ---
> v3->v4:
> - no changes
> 
> v2->v3:
> - no changes
> v1->v2:
> - fix below yamllint warnings:
> ./Documentation/devicetree/bindings/remoteproc/ti,pru-rproc.yaml:37:6: [warning] wrong indentation: expected 6 but found 5 (indentation)
> ./Documentation/devicetree/bindings/remoteproc/ti,pru-rproc.yaml:92:2: [warning] wrong indentation: expected 2 but found 1 (indentation)
> ---
>  .../bindings/remoteproc/ti,pru-rproc.yaml     | 214 ++++++++++++++++++
>  1 file changed, 214 insertions(+)
>  create mode 100644 Documentation/devicetree/bindings/remoteproc/ti,pru-rproc.yaml
> 

Reviewed-by: Rob Herring <robh at kernel.org>



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