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Subject: Re: [PATCH v2] dt-bindings: mediatek: convert mtk jpeg
 decoder/encoder to yaml
To:     Hsin-Yi Wang <hsinyi@chromium.org>,
        Rob Herring <robh+dt@kernel.org>
Cc:     devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org,
        linux-mediatek@lists.infradead.org, linux-kernel@vger.kernel.org,
        maoguang.meng@mediatek.com, yong.wu@mediatek.com
References: <20210609180130.693944-1-hsinyi@chromium.org>
From:   Matthias Brugger <matthias.bgg@gmail.com>
Message-ID: <c324de79-9a07-2f2c-e29a-dcd448da29f8@gmail.com>
Date:   Thu, 10 Jun 2021 10:37:43 +0200
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Hi Hsin-Yi,

On 09/06/2021 20:01, Hsin-Yi Wang wrote:
> Convert mediatek jpeg decoder and encoder bindings to yaml.
> 
> Signed-off-by: Hsin-Yi Wang <hsinyi@chromium.org>
> ---
> v2: fix dt_binding_check errors
> ---
>  .../bindings/media/mediatek-jpeg-decoder.txt  | 38 ----------
>  .../bindings/media/mediatek-jpeg-decoder.yaml | 76 +++++++++++++++++++
>  .../bindings/media/mediatek-jpeg-encoder.txt  | 35 ---------
>  .../bindings/media/mediatek-jpeg-encoder.yaml | 68 +++++++++++++++++
>  4 files changed, 144 insertions(+), 73 deletions(-)
>  delete mode 100644 Documentation/devicetree/bindings/media/mediatek-jpeg-decoder.txt
>  create mode 100644 Documentation/devicetree/bindings/media/mediatek-jpeg-decoder.yaml
>  delete mode 100644 Documentation/devicetree/bindings/media/mediatek-jpeg-encoder.txt
>  create mode 100644 Documentation/devicetree/bindings/media/mediatek-jpeg-encoder.yaml
> 
> diff --git a/Documentation/devicetree/bindings/media/mediatek-jpeg-decoder.txt b/Documentation/devicetree/bindings/media/mediatek-jpeg-decoder.txt
> deleted file mode 100644
> index 39c1028b2dfb4..0000000000000
> --- a/Documentation/devicetree/bindings/media/mediatek-jpeg-decoder.txt
> +++ /dev/null
> @@ -1,38 +0,0 @@
> -* Mediatek JPEG Decoder
> -
> -Mediatek JPEG Decoder is the JPEG decode hardware present in Mediatek SoCs
> -
> -Required properties:
> -- compatible : must be one of the following string:
> -	"mediatek,mt8173-jpgdec"
> -	"mediatek,mt7623-jpgdec", "mediatek,mt2701-jpgdec"
> -	"mediatek,mt2701-jpgdec"
> -- reg : physical base address of the jpeg decoder registers and length of
> -  memory mapped region.
> -- interrupts : interrupt number to the interrupt controller.
> -- clocks: device clocks, see
> -  Documentation/devicetree/bindings/clock/clock-bindings.txt for details.
> -- clock-names: must contain "jpgdec-smi" and "jpgdec".
> -- power-domains: a phandle to the power domain, see
> -  Documentation/devicetree/bindings/power/power_domain.txt for details.
> -- mediatek,larb: must contain the local arbiters in the current Socs, see
> -  Documentation/devicetree/bindings/memory-controllers/mediatek,smi-larb.yaml
> -  for details.

We miss the mediatek,larb in the yaml.

> -- iommus: should point to the respective IOMMU block with master port as
> -  argument, see Documentation/devicetree/bindings/iommu/mediatek,iommu.yaml
> -  for details.
> -
> -Example:
> -	jpegdec: jpegdec@15004000 {
> -		compatible = "mediatek,mt2701-jpgdec";
> -		reg = <0 0x15004000 0 0x1000>;
> -		interrupts = <GIC_SPI 143 IRQ_TYPE_LEVEL_LOW>;
> -		clocks =  <&imgsys CLK_IMG_JPGDEC_SMI>,
> -			  <&imgsys CLK_IMG_JPGDEC>;
> -		clock-names = "jpgdec-smi",
> -			      "jpgdec";
> -		power-domains = <&scpsys MT2701_POWER_DOMAIN_ISP>;
> -		mediatek,larb = <&larb2>;
> -		iommus = <&iommu MT2701_M4U_PORT_JPGDEC_WDMA>,
> -			 <&iommu MT2701_M4U_PORT_JPGDEC_BSDMA>;
> -	};
> diff --git a/Documentation/devicetree/bindings/media/mediatek-jpeg-decoder.yaml b/Documentation/devicetree/bindings/media/mediatek-jpeg-decoder.yaml
> new file mode 100644
> index 0000000000000..821e6b480901a
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/media/mediatek-jpeg-decoder.yaml
> @@ -0,0 +1,76 @@
> +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/media/mediatek-jpeg-decoder.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: MediaTek JPEG Decoder Device Tree Bindings
> +
> +maintainers:
> +  - Xia Jiang <xia.jiang@mediatek.com>
> +
> +description: |-
> +  Mediatek JPEG Decoder is the JPEG decode hardware present in Mediatek SoCs
> +
> +properties:
> +  compatible:
> +    oneOf:
> +      - items:
> +          - const: mediatek,mt8173-jpgdec
> +      - items:
> +          - const: mediatek,mt2701-jpgdec
> +      - items:
> +          - enum:
> +              - mediatek,mt7623-jpgdec
> +          - const: mediatek,mt2701-jpgdec
> +
> +  reg:
> +    maxItems: 1
> +
> +  interrupts:
> +    maxItems: 1
> +
> +  clocks:
> +    maxItems: 2
> +    minItems: 2
> +
> +  clock-names:
> +    items:
> +      - const: jpgdec-smi
> +      - const: jpgdec
> +
> +  power-domains:
> +    maxItems: 1
> +
> +  iommus:
> +    maxItems: 2
> +
> +required:
> +  - compatible
> +  - reg
> +  - interrupts
> +  - clocks
> +  - clock-names
> +  - power-domains
> +  - iommus
> +
> +additionalProperties: false
> +
> +examples:
> +  - |
> +    #include <dt-bindings/clock/mt2701-clk.h>
> +    #include <dt-bindings/interrupt-controller/arm-gic.h>
> +    #include <dt-bindings/memory/mt2701-larb-port.h>
> +    #include <dt-bindings/power/mt2701-power.h>
> +    jpegdec: jpegdec@15004000 {
> +      compatible = "mediatek,mt2701-jpgdec";
> +      reg = <0x15004000 0x1000>;
> +      interrupts = <GIC_SPI 143 IRQ_TYPE_LEVEL_LOW>;
> +      clocks =  <&imgsys CLK_IMG_JPGDEC_SMI>,
> +                <&imgsys CLK_IMG_JPGDEC>;
> +      clock-names = "jpgdec-smi",
> +                    "jpgdec";
> +      power-domains = <&scpsys MT2701_POWER_DOMAIN_ISP>;
> +      iommus = <&iommu MT2701_M4U_PORT_JPGDEC_WDMA>,
> +               <&iommu MT2701_M4U_PORT_JPGDEC_BSDMA>;
> +    };
> diff --git a/Documentation/devicetree/bindings/media/mediatek-jpeg-encoder.txt b/Documentation/devicetree/bindings/media/mediatek-jpeg-encoder.txt
> deleted file mode 100644
> index 5e53c6ab52d01..0000000000000
> --- a/Documentation/devicetree/bindings/media/mediatek-jpeg-encoder.txt
> +++ /dev/null
> @@ -1,35 +0,0 @@
> -* MediaTek JPEG Encoder
> -
> -MediaTek JPEG Encoder is the JPEG encode hardware present in MediaTek SoCs
> -
> -Required properties:
> -- compatible : "mediatek,mt2701-jpgenc"
> -  followed by "mediatek,mtk-jpgenc"
> -- reg : physical base address of the JPEG encoder registers and length of
> -  memory mapped region.
> -- interrupts : interrupt number to the interrupt controller.
> -- clocks: device clocks, see
> -  Documentation/devicetree/bindings/clock/clock-bindings.txt for details.
> -- clock-names: must contain "jpgenc". It is the clock of JPEG encoder.
> -- power-domains: a phandle to the power domain, see
> -  Documentation/devicetree/bindings/power/power_domain.txt for details.
> -- mediatek,larb: must contain the local arbiters in the current SoCs, see
> -  Documentation/devicetree/bindings/memory-controllers/mediatek,smi-larb.yaml
> -  for details.

Same here.

Regards,
Matthias