linux-kernel - Re: [PATCH v2 02/12] dt-bindings: media: Convert MediaTek mt8173-vpu bindings to DT schema

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Message-ID: <f44a0f08-1b00-49b4-82e6-17135138c55e@collabora.com>
Date: Fri, 12 Sep 2025 10:11:28 +0200
From: AngeloGioacchino Del Regno <angelogioacchino.delregno@...labora.com>
To: Ariel D'Alessandro <ariel.dalessandro@...labora.com>, airlied@...il.com,
 amergnat@...libre.com, andrew+netdev@...n.ch, andrew-ct.chen@...iatek.com,
 broonie@...nel.org, chunkuang.hu@...nel.org, conor+dt@...nel.org,
 davem@...emloft.net, dmitry.torokhov@...il.com, edumazet@...gle.com,
 flora.fu@...iatek.com, heiko@...ech.de, houlong.wei@...iatek.com,
 jeesw@...fas.com, kernel@...labora.com, krzk+dt@...nel.org, kuba@...nel.org,
 lgirdwood@...il.com, linus.walleij@...aro.org,
 louisalexis.eyraud@...labora.com, luiz.dentz@...il.com,
 maarten.lankhorst@...ux.intel.com, marcel@...tmann.org,
 matthias.bgg@...il.com, mchehab@...nel.org, minghsiu.tsai@...iatek.com,
 mripard@...nel.org, p.zabel@...gutronix.de, pabeni@...hat.com,
 robh@...nel.org, sean.wang@...nel.org, simona@...ll.ch,
 support.opensource@...semi.com, tiffany.lin@...iatek.com,
 tzimmermann@...e.de, yunfei.dong@...iatek.com
Cc: devicetree@...r.kernel.org, dri-devel@...ts.freedesktop.org,
 linux-arm-kernel@...ts.infradead.org, linux-bluetooth@...r.kernel.org,
 linux-gpio@...r.kernel.org, linux-input@...r.kernel.org,
 linux-kernel@...r.kernel.org, linux-media@...r.kernel.org,
 linux-mediatek@...ts.infradead.org, linux-rockchip@...ts.infradead.org,
 linux-sound@...r.kernel.org, netdev@...r.kernel.org
Subject: Re: [PATCH v2 02/12] dt-bindings: media: Convert MediaTek mt8173-vpu
 bindings to DT schema

Il 11/09/25 17:09, Ariel D'Alessandro ha scritto:
> Convert the existing text-based DT bindings for Mediatek MT8173 Video
> Processor Unit to a DT schema.
> 
> Signed-off-by: Ariel D'Alessandro <ariel.dalessandro@...labora.com>

Reviewed-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@...labora.com>

> ---
>   .../bindings/media/mediatek,mt8173-vpu.yaml   | 74 +++++++++++++++++++
>   .../bindings/media/mediatek-vpu.txt           | 31 --------
>   2 files changed, 74 insertions(+), 31 deletions(-)
>   create mode 100644 Documentation/devicetree/bindings/media/mediatek,mt8173-vpu.yaml
>   delete mode 100644 Documentation/devicetree/bindings/media/mediatek-vpu.txt
> 
> diff --git a/Documentation/devicetree/bindings/media/mediatek,mt8173-vpu.yaml b/Documentation/devicetree/bindings/media/mediatek,mt8173-vpu.yaml
> new file mode 100644
> index 0000000000000..8a47761f1e6b5
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/media/mediatek,mt8173-vpu.yaml
> @@ -0,0 +1,74 @@
> +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/media/mediatek,mt8173-vpu.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: Mediatek MT8173 Video Processor Unit
> +
> +maintainers:
> +  - Ariel D'Alessandro <ariel.dalessandro@...labora.com>
> +
> +description:
> +  Video Processor Unit is a HW video controller. It controls HW Codec including
> +  H.264/VP8/VP9 Decode, H.264/VP8 Encode and Image Processor (scale/rotate/color
> +  convert).
> +
> +properties:
> +  compatible:
> +    const: mediatek,mt8173-vpu
> +
> +  reg:
> +    maxItems: 2
> +
> +  reg-names:
> +    items:
> +      - const: tcm
> +      - const: cfg_reg
> +
> +  interrupts:
> +    maxItems: 1
> +
> +  clocks:
> +    maxItems: 1
> +
> +  clock-names:
> +    items:
> +      - const: main
> +
> +  memory-region:
> +    maxItems: 1
> +
> +required:
> +  - compatible
> +  - reg
> +  - reg-names
> +  - interrupts
> +  - clocks
> +  - clock-names
> +  - memory-region
> +
> +additionalProperties: false
> +
> +examples:
> +  - |
> +    #include <dt-bindings/clock/mt8173-clk.h>
> +    #include <dt-bindings/interrupt-controller/arm-gic.h>
> +
> +    soc {
> +        #address-cells = <2>;
> +        #size-cells = <2>;
> +
> +        vpu: vpu@...20000 {
> +            compatible = "mediatek,mt8173-vpu";
> +            reg = <0 0x10020000 0 0x30000>,
> +                  <0 0x10050000 0 0x100>;
> +            reg-names = "tcm", "cfg_reg";
> +            interrupts = <GIC_SPI 166 IRQ_TYPE_LEVEL_HIGH>;
> +            clocks = <&topckgen CLK_TOP_SCP_SEL>;
> +            clock-names = "main";
> +            memory-region = <&vpu_dma_reserved>;
> +        };
> +    };
> +
> +...