Re: [PATCH v4 1/3] dt-bindings: mediatek: convert mtk jpeg decoder/encoder to yaml

From: Rob Herring
Date: Fri Jun 11 2021 - 13:59:18 EST


On Fri, Jun 11, 2021 at 07:20:07PM +0800, Hsin-Yi Wang wrote:
> Convert mediatek jpeg decoder and encoder bindings to yaml.
>
> Signed-off-by: Hsin-Yi Wang <hsinyi@xxxxxxxxxxxx>
> ---
> v3->v4: split adding mt8183 into another patch
> ---
> .../bindings/media/mediatek-jpeg-decoder.txt | 38 ---------
> .../bindings/media/mediatek-jpeg-decoder.yaml | 85 +++++++++++++++++++
> .../bindings/media/mediatek-jpeg-encoder.txt | 35 --------
> .../bindings/media/mediatek-jpeg-encoder.yaml | 76 +++++++++++++++++
> 4 files changed, 161 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.
> -- 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..43a611c17ed59
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/media/mediatek-jpeg-decoder.yaml
> @@ -0,0 +1,85 @@
> +# 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@xxxxxxxxxxxx>
> +
> +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

These 2 entries can be an 'enum'.

> + - 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
> +
> + mediatek,larb:
> + $ref: '/schemas/types.yaml#/definitions/phandle'
> + description: |
> + Must contain the local arbiters in the current Socs, see
> + Documentation/devicetree/bindings/memory-controllers/mediatek,smi-larb.txt
> + for details.
> +
> + iommus:
> + maxItems: 2

Please explain what the 2 are.

> +
> +required:
> + - compatible
> + - reg
> + - interrupts
> + - clocks
> + - clock-names
> + - power-domains
> + - mediatek,larb
> + - 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>;
> + 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-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.
> -- iommus: should point to the respective IOMMU block with master port as
> - argument, see Documentation/devicetree/bindings/iommu/mediatek,iommu.yaml
> - for details.
> -
> -Example:
> - jpegenc: jpegenc@1500a000 {
> - compatible = "mediatek,mt2701-jpgenc",
> - "mediatek,mtk-jpgenc";
> - reg = <0 0x1500a000 0 0x1000>;
> - interrupts = <GIC_SPI 141 IRQ_TYPE_LEVEL_LOW>;
> - clocks = <&imgsys CLK_IMG_VENC>;
> - clock-names = "jpgenc";
> - power-domains = <&scpsys MT2701_POWER_DOMAIN_ISP>;
> - mediatek,larb = <&larb2>;
> - iommus = <&iommu MT2701_M4U_PORT_JPGENC_RDMA>,
> - <&iommu MT2701_M4U_PORT_JPGENC_BSDMA>;
> - };
> diff --git a/Documentation/devicetree/bindings/media/mediatek-jpeg-encoder.yaml b/Documentation/devicetree/bindings/media/mediatek-jpeg-encoder.yaml
> new file mode 100644
> index 0000000000000..28f26e79fcb3a
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/media/mediatek-jpeg-encoder.yaml
> @@ -0,0 +1,76 @@
> +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/media/mediatek-jpeg-encoder.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: MediaTek JPEG Encoder Device Tree Bindings
> +
> +maintainers:
> + - Xia Jiang <xia.jiang@xxxxxxxxxxxx>
> +
> +description: |-
> + MediaTek JPEG Encoder is the JPEG encode hardware present in MediaTek SoCs
> +
> +properties:
> + compatible:
> + items:
> + - enum:
> + - mediatek,mt2701-jpgenc
> + - const: mediatek,mtk-jpgenc
> + reg:
> + maxItems: 1
> +
> + interrupts:
> + maxItems: 1
> +
> + clocks:
> + maxItems: 1
> +
> + clock-names:
> + items:
> + - const: jpgenc
> +
> + power-domains:
> + maxItems: 1
> +
> + mediatek,larb:
> + $ref: '/schemas/types.yaml#/definitions/phandle'
> + description: |
> + Must contain the local arbiters in the current Socs, see
> + Documentation/devicetree/bindings/memory-controllers/mediatek,smi-larb.txt
> + for details.
> +
> + iommus:
> + maxItems: 2
> +
> +required:
> + - compatible
> + - reg
> + - interrupts
> + - clocks
> + - clock-names
> + - power-domains
> + - mediatek,larb
> + - 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>
> + jpegenc: jpegenc@1500a000 {
> + compatible = "mediatek,mt2701-jpgenc",
> + "mediatek,mtk-jpgenc";
> + reg = <0x1500a000 0x1000>;
> + interrupts = <GIC_SPI 141 IRQ_TYPE_LEVEL_LOW>;
> + clocks = <&imgsys CLK_IMG_VENC>;
> + clock-names = "jpgenc";
> + power-domains = <&scpsys MT2701_POWER_DOMAIN_ISP>;
> + mediatek,larb = <&larb2>;
> + iommus = <&iommu MT2701_M4U_PORT_JPGENC_RDMA>,
> + <&iommu MT2701_M4U_PORT_JPGENC_BSDMA>;
> + };
> --
> 2.32.0.272.g935e593368-goog