linux-kernel - Re: [PATCH v3 1/2] dt-bindings: display: msm: Convert GMU bindings to YAML

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Date:   Mon, 2 Mar 2020 21:49:06 +0100
From:   Sam Ravnborg <sam@...nborg.org>
To:     Jordan Crouse <jcrouse@...eaurora.org>
Cc:     linux-arm-msm@...r.kernel.org, devicetree@...r.kernel.org,
        David Airlie <airlied@...ux.ie>,
        freedreno@...ts.freedesktop.org, smasetty@...eaurora.org,
        linux-kernel@...r.kernel.org, dri-devel@...ts.freedesktop.org,
        Rob Herring <robh+dt@...nel.org>, Sean Paul <sean@...rly.run>
Subject: Re: [PATCH v3 1/2] dt-bindings: display: msm: Convert GMU bindings
 to YAML

Hi Jordan.

On Mon, Mar 02, 2020 at 11:23:43AM -0700, Jordan Crouse wrote:
> Convert display/msm/gmu.txt to display/msm/gmu.yaml and remove the old
> text bindings.
> 
> Signed-off-by: Jordan Crouse <jcrouse@...eaurora.org>
> ---
> 
>  .../devicetree/bindings/display/msm/gmu.txt        | 116 -------------------
> -
> -Required properties:
> -- compatible: "qcom,adreno-gmu-XYZ.W", "qcom,adreno-gmu"
> -    for example: "qcom,adreno-gmu-630.2", "qcom,adreno-gmu"
> -  Note that you need to list the less specific "qcom,adreno-gmu"
> -  for generic matches and the more specific identifier to identify
> -  the specific device.
> -- reg: Physical base address and length of the GMU registers.
> -- reg-names: Matching names for the register regions
> -  * "gmu"
> -  * "gmu_pdc"
> -  * "gmu_pdc_seg"
> -- interrupts: The interrupt signals from the GMU.
> -- interrupt-names: Matching names for the interrupts
> -  * "hfi"
> -  * "gmu"
> -- clocks: phandles to the device clocks
> -- clock-names: Matching names for the clocks
> -   * "gmu"
> -   * "cxo"
> -   * "axi"
> -   * "mnoc"
The new binding - and arch/arm64/boot/dts/qcom/sdm845.dtsi agrees that
"mnoc" is wrong.

> -- power-domains: should be:
> -	<&clock_gpucc GPU_CX_GDSC>
> -	<&clock_gpucc GPU_GX_GDSC>
> -- power-domain-names: Matching names for the power domains
> -- iommus: phandle to the adreno iommu
> -- operating-points-v2: phandle to the OPP operating points
> -
> -Optional properties:
> -- sram: phandle to the On Chip Memory (OCMEM) that's present on some Snapdragon
> -        SoCs. See Documentation/devicetree/bindings/sram/qcom,ocmem.yaml.
This property is not included in the new binding.

Everything else looked fine to me.
With sram added - or expalined in commit why it is dropped:
Acked-by: Sam Ravnborg <sam@...nborg.org>

	Sam