Hi Laurent,
Thanks for your work.
On 2020-06-21 03:47:27 +0300, Laurent Pinchart wrote:
> Convert the Renesas R-Car FCP text binding to YAML.
>
> Signed-off-by: Laurent Pinchart <laurent.pinchart+renesas@xxxxxxxxxxxxxxxx>
> Reviewed-by: Geert Uytterhoeven <geert+renesas@xxxxxxxxx>
> ---
> Changes since v1:
>
> - Simplify comments on compatible strings
> - Update MAINTAINERS
> ---
> .../devicetree/bindings/media/renesas,fcp.txt | 34 -----------
> .../bindings/media/renesas,fcp.yaml | 56 +++++++++++++++++++
> MAINTAINERS | 2 +-
> 3 files changed, 57 insertions(+), 35 deletions(-)
> delete mode 100644 Documentation/devicetree/bindings/media/renesas,fcp.txt
> create mode 100644 Documentation/devicetree/bindings/media/renesas,fcp.yaml
>
> diff --git a/Documentation/devicetree/bindings/media/renesas,fcp.txt b/Documentation/devicetree/bindings/media/renesas,fcp.txt
> deleted file mode 100644
> index 79c37395b396..000000000000
> --- a/Documentation/devicetree/bindings/media/renesas,fcp.txt
> +++ /dev/null
> @@ -1,34 +0,0 @@
> -Renesas R-Car Frame Compression Processor (FCP)
> ------------------------------------------------
> -
> -The FCP is a companion module of video processing modules in the Renesas R-Car
> -Gen3 and RZ/G2 SoCs. It provides data compression and decompression, data
> -caching, and conversion of AXI transactions in order to reduce the memory
> -bandwidth.
> -
> -There are three types of FCP: FCP for Codec (FCPC), FCP for VSP (FCPV) and FCP
> -for FDP (FCPF). Their configuration and behaviour depend on the module they
> -are paired with. These DT bindings currently support the FCPV and FCPF.
> -
> - - compatible: Must be one or more of the following
> -
> - - "renesas,fcpv" for generic compatible 'FCP for VSP'
> - - "renesas,fcpf" for generic compatible 'FCP for FDP'
> -
> - - reg: the register base and size for the device registers
> - - clocks: Reference to the functional clock
> -
> -Optional properties:
> - - power-domains : power-domain property defined with a power domain specifier
> - to respective power domain.
> -
> -
> -Device node example
> --------------------
> -
> - fcpvd1: fcp@fea2f000 {
> - compatible = "renesas,fcpv";
> - reg = <0 0xfea2f000 0 0x200>;
> - clocks = <&cpg CPG_MOD 602>;
> - power-domains = <&sysc R8A7795_PD_A3VP>;
> - };
> diff --git a/Documentation/devicetree/bindings/media/renesas,fcp.yaml b/Documentation/devicetree/bindings/media/renesas,fcp.yaml
> new file mode 100644
> index 000000000000..9241bf3c5efc
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/media/renesas,fcp.yaml
> @@ -0,0 +1,56 @@
> +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/media/renesas,fcp.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: Renesas R-Car Frame Compression Processor (FCP)
> +
> +maintainers:
> + - Laurent Pinchart <laurent.pinchart@xxxxxxxxxxxxxxxx>
> +
> +description: |
> + The FCP is a companion module of video processing modules in the Renesas
> + R-Car Gen3 and RZ/G2 SoCs. It provides data compression and decompression,
> + data caching, and conversion of AXI transactions in order to reduce the
> + memory bandwidth.
> +
> + There are three types of FCP: FCP for Codec (FCPC), FCP for VSP (FCPV) and
> + FCP for FDP (FCPF). Their configuration and behaviour depend on the module
> + they are paired with. These DT bindings currently support the FCPV and FCPF.
> +
> +properties:
> + compatible:
> + enum:
> + - renesas,fcpv # FCP for VSP
> + - renesas,fcpf # FCP for FDP
> +
> + reg:
> + maxItems: 1
> +
> + clocks:
> + maxItems: 1
> +
> + power-domains:
> + maxItems: 1
> +
> +required:
> + - compatible
> + - reg
> + - clocks
> +
> +additionalProperties: false
> +
> +examples:
> + # R8A7790 (R-Car H2) VSP1-S
Hum, R8A7790 is H2 but the example below is from H3 R8A7795[01] is it
not? With this fixed,
Reviewed-by: Niklas Söderlund <niklas.soderlund+renesas@xxxxxxxxxxxx>
> + - |
> + #include <dt-bindings/clock/renesas-cpg-mssr.h>
> + #include <dt-bindings/power/r8a7795-sysc.h>
> +
> + fcp@fea2f000 {
> + compatible = "renesas,fcpv";
> + reg = <0xfea2f000 0x200>;
> + clocks = <&cpg CPG_MOD 602>;
> + power-domains = <&sysc R8A7795_PD_ALWAYS_ON>;
> + };
> +...
> diff --git a/MAINTAINERS b/MAINTAINERS
> index 68f21d46614c..660ed6606de2 100644
> --- a/MAINTAINERS
> +++ b/MAINTAINERS
> @@ -10700,7 +10700,7 @@ L: linux-media@xxxxxxxxxxxxxxx
> L: linux-renesas-soc@xxxxxxxxxxxxxxx
> S: Supported
> T: git git://linuxtv.org/media_tree.git
> -F: Documentation/devicetree/bindings/media/renesas,fcp.txt
> +F: Documentation/devicetree/bindings/media/renesas,fcp.yaml
> F: drivers/media/platform/rcar-fcp.c
> F: include/media/rcar-fcp.h
>
> --
> Regards,
>
> Laurent Pinchart
>
--
Regards,
Niklas Söderlund
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