Re: [PATCH v2 1/7] dt-bindings: iommu: mediatek: Add phandles for mediatek infra/pericfg

From: Matthias Brugger <matthias.bgg@gmail.com>
To: AngeloGioacchino Del Regno
	<angelogioacchino.delregno@collabora.com>,
	yong.wu@mediatek.com
Cc: joro@8bytes.org, will@kernel.org, robh+dt@kernel.org,
	krzysztof.kozlowski+dt@linaro.org,
	iommu@lists.linux-foundation.org,
	linux-mediatek@lists.infradead.org, devicetree@vger.kernel.org,
	linux-kernel@vger.kernel.org,
	linux-arm-kernel@lists.infradead.org,
	krzysztof.kozlowski@linaro.org
Subject: Re: [PATCH v2 1/7] dt-bindings: iommu: mediatek: Add phandles for mediatek infra/pericfg
Date: Wed, 18 May 2022 13:29:22 +0200	[thread overview]
Message-ID: <4cfbc8dd-83d3-80df-630d-6f8fb2efb9fd@gmail.com> (raw)
In-Reply-To: <20220518100503.37279-2-angelogioacchino.delregno@collabora.com>

On 18/05/2022 12:04, AngeloGioacchino Del Regno wrote:
> Add properties "mediatek,infracfg" and "mediatek,pericfg" to let the
> mtk_iommu driver retrieve phandles to the infracfg and pericfg syscon(s)
> instead of performing a per-soc compatible lookup.
> 
> Signed-off-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
> ---
>   .../devicetree/bindings/iommu/mediatek,iommu.yaml         | 8 ++++++++
>   1 file changed, 8 insertions(+)
> 
> diff --git a/Documentation/devicetree/bindings/iommu/mediatek,iommu.yaml b/Documentation/devicetree/bindings/iommu/mediatek,iommu.yaml
> index 2ae3bbad7f1a..c4af41947593 100644
> --- a/Documentation/devicetree/bindings/iommu/mediatek,iommu.yaml
> +++ b/Documentation/devicetree/bindings/iommu/mediatek,iommu.yaml
> @@ -101,6 +101,10 @@ properties:
>       items:
>         - const: bclk
>   
> +  mediatek,infracfg:
> +    $ref: /schemas/types.yaml#/definitions/phandle
> +    description: The phandle to the mediatek infracfg syscon
> +
>     mediatek,larbs:
>       $ref: /schemas/types.yaml#/definitions/phandle-array
>       minItems: 1
> @@ -112,6 +116,10 @@ properties:
>         Refer to bindings/memory-controllers/mediatek,smi-larb.yaml. It must sort
>         according to the local arbiter index, like larb0, larb1, larb2...
>   
> +  mediatek,pericfg:
> +    $ref: /schemas/types.yaml#/definitions/phandle
> +    description: The phandle to the mediatek pericfg syscon
> +

I didn't explain myself. What I was suguesting was to squash the patch that add 
requiered mediatek,infracfg with the patch that adds mediatk,infracfg to the 
binding description. And then squash the both patches adding pericfg as well.

Regards,
Matthias

>     '#iommu-cells':
>       const: 1
>       description: |

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