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From: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
To: Johan Hovold <johan@kernel.org>, Vinod Koul <vkoul@kernel.org>
Cc: Rob Herring <robh+dt@kernel.org>,
	Krzysztof Kozlowski <krzysztof.kozlowski+dt@linaro.org>,
	Dmitry Baryshkov <dmitry.baryshkov@linaro.org>,
	Andy Gross <agross@kernel.org>,
	Bjorn Andersson <bjorn.andersson@linaro.org>,
	Kishon Vijay Abraham I <kishon@ti.com>,
	linux-arm-msm@vger.kernel.org, linux-phy@lists.infradead.org,
	devicetree@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH v2 00/30] phy: qcom,qmp: fix dt-bindings and deprecate lane suffix
Date: Thu, 14 Jul 2022 11:31:22 +0200	[thread overview]
Message-ID: <5187985c-7f86-320b-aee9-a1107c8ce0a7@linaro.org> (raw)
In-Reply-To: <Ys/QBPJmkWO6O3Fw@hovoldconsulting.com>

On 14/07/2022 10:12, Johan Hovold wrote:
> On Thu, Jul 07, 2022 at 03:46:55PM +0200, Johan Hovold wrote:
>> When adding support for SC8280XP to the QMP PHY driver I noticed that
>> the PHY provider child node was not described by the current DT schema.
>>
>> The SC8280XP PHYs also need a second fixed-divider PIPE clock
>> ("pipediv2") and I didn't want to have to add a bogus "lane" suffix to
>> the clock name just to match the current "pipe0" name so I decided to
>> deprecate the unnecessary suffix in the current binding instead.
>>
>> To be able to add the missing child-node schema and handle device
>> specifics like additional PIPE clocks, it quickly became obvious that
>> the binding needs to be split up.
>>
>> This series clean up and fixes some issue with the current schema before
>> splitting it up in separate schemas for PCIe, UFS and USB and adding
>> missing parts like the child PHY provider nodes.
>>
>> The MSM8996 PCIe PHY gets its own schema as this is the only non-combo
>> PHY that actually provides more than one PHY per IP block. Note that the
>> "lane" suffix is still unnecessary and misleading.
>>
>> The final patches add support for the updated binding to the (recently
>> split up) PHY drivers. Included is also a related combo PHY cleanup.
>>
>> Johan
>>
>>
>> Changes in v2
>>  - squash split + cleanup + example patches (Krzysztof)
>>  - deprecate clock-names instead of dropping suffix (Krzysztof)
>>  - deprecate reset-names instead of dropping suffix (Krzysztof)
>>  - flatten child reg if/then schemas (Krzysztof)
>>  - add back optional vddp-ref-clk to all bindings even though it likely
>>    only applies to MSM8996/98 UFS (Krzysztof)
>>  - add missing sc7180 schema to USB binding
>>  - misc clean ups
>>    - shorten or drop descriptions
>>    - drop quotes around $id and $schema (Krzysztof)
>>    - use maxItems with clock-output-names
>>    - combine two USB clock+reset schemas
>>  - add Reviewed-by/Acked-by tags
> 
> Any further comments to this series?
> 
> Vinod, I noticed there was a conflict when rebasing on linux-next due to
> commit 85d43a69db2d ("dt-bindings: phy: qcom,qmp: add IPQ8074 PCIe Gen3
> PHY binding").
> 

I got few comments. Apologies for a slow review, I am a bit overloaded.

Best regards,
Krzysztof

  reply	other threads:[~2022-07-14  9:32 UTC|newest]

Thread overview: 67+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-07-07 13:46 [PATCH v2 00/30] phy: qcom,qmp: fix dt-bindings and deprecate lane suffix Johan Hovold
2022-07-07 13:46 ` [PATCH v2 01/30] dt-bindings: phy: qcom,qmp: fix bogus clock-cells property Johan Hovold
2022-07-07 13:46 ` [PATCH v2 02/30] dt-bindings: phy: qcom,qmp: sort compatible strings Johan Hovold
2022-07-07 13:46 ` [PATCH v2 03/30] dt-bindings: phy: qcom,qmp: drop redundant descriptions Johan Hovold
2022-07-14  9:07   ` Krzysztof Kozlowski
2022-07-14 10:00     ` Johan Hovold
2022-07-14 10:42       ` Krzysztof Kozlowski
2022-07-07 13:46 ` [PATCH v2 04/30] dt-bindings: phy: qcom,qmp: fix child node description Johan Hovold
2022-07-14  9:07   ` Krzysztof Kozlowski
2022-07-07 13:47 ` [PATCH v2 05/30] dt-bindings: phy: qcom,qmp: clean up descriptions Johan Hovold
2022-07-14  9:07   ` Krzysztof Kozlowski
2022-07-07 13:47 ` [PATCH v2 06/30] dt-bindings: phy: qcom,qmp: clean up example Johan Hovold
2022-07-07 13:47 ` [PATCH v2 07/30] dt-bindings: phy: qcom,qmp: drop child-node comment Johan Hovold
2022-07-07 13:47 ` [PATCH v2 08/30] dt-bindings: phy: add qcom,msm8996-qmp-pcie-phy schema Johan Hovold
2022-07-14  9:09   ` Krzysztof Kozlowski
2022-07-07 13:47 ` [PATCH v2 09/30] dt-bindings: phy: qcom,msm8996-qmp-pcie: add missing child node schema Johan Hovold
2022-07-14  9:10   ` Krzysztof Kozlowski
2022-07-14  9:21     ` Krzysztof Kozlowski
2022-07-07 13:47 ` [PATCH v2 10/30] dt-bindings: phy: qcom,msm8996-qmp-pcie: deprecate PIPE clock names Johan Hovold
2022-07-14  9:13   ` Krzysztof Kozlowski
2022-07-07 13:47 ` [PATCH v2 11/30] dt-bindings: phy: qcom,msm8996-qmp-pcie: deprecate reset names Johan Hovold
2022-07-14  9:13   ` Krzysztof Kozlowski
2022-07-07 13:47 ` [PATCH v2 12/30] dt-bindings: phy: add QMP PCIe PHY schema Johan Hovold
2022-07-14  9:15   ` Krzysztof Kozlowski
2022-07-07 13:47 ` [PATCH v2 13/30] dt-bindings: phy: qcom,qmp-pcie: add missing child node schema Johan Hovold
2022-07-14  9:15   ` Krzysztof Kozlowski
2022-07-07 13:47 ` [PATCH v2 14/30] dt-bindings: phy: qcom,qmp-pcie: deprecate PIPE clock name Johan Hovold
2022-07-14  9:18   ` Krzysztof Kozlowski
2022-07-07 13:47 ` [PATCH v2 15/30] dt-bindings: phy: add QMP UFS PHY schema Johan Hovold
2022-07-14  9:19   ` Krzysztof Kozlowski
2022-07-07 13:47 ` [PATCH v2 16/30] dt-bindings: phy: qcom,qmp-ufs: add missing SM8450 clock Johan Hovold
2022-07-14  9:21   ` Krzysztof Kozlowski
2022-07-14 10:07     ` Johan Hovold
2022-07-14 10:42       ` Krzysztof Kozlowski
2022-07-07 13:47 ` [PATCH v2 17/30] dt-bindings: phy: qcom,qmp-ufs: add missing SM8150 power domain Johan Hovold
2022-07-14  9:22   ` Krzysztof Kozlowski
2022-07-07 13:47 ` [PATCH v2 18/30] dt-bindings: phy: qcom,qmp-ufs: add missing child node schema Johan Hovold
2022-07-14  9:23   ` Krzysztof Kozlowski
2022-07-07 13:47 ` [PATCH v2 19/30] dt-bindings: phy: add QMP USB PHY schema Johan Hovold
2022-07-14  9:24   ` Krzysztof Kozlowski
2022-07-07 13:47 ` [PATCH v2 20/30] dt-bindings: phy: qcom,qmp-usb: add missing child node schema Johan Hovold
2022-07-14  9:24   ` Krzysztof Kozlowski
2022-07-07 13:47 ` [PATCH v2 21/30] dt-bindings: phy: qcom,qmp-usb: deprecate PIPE clock name Johan Hovold
2022-07-14  9:24   ` Krzysztof Kozlowski
2022-07-07 13:47 ` [PATCH v2 22/30] dt-bindings: phy: qcom,qmp-usb: add missing qcom,sc7180-qmp-usb3-phy schema Johan Hovold
2022-07-14  9:25   ` Krzysztof Kozlowski
2022-07-07 13:47 ` [PATCH v2 23/30] dt-bindings: phy: qcom,qmp-usb3-dp: fix bogus clock-cells property Johan Hovold
2022-07-14  9:27   ` Krzysztof Kozlowski
2022-07-07 13:47 ` [PATCH v2 24/30] dt-bindings: phy: qcom,qmp-usb3-dp: deprecate USB PIPE clock name Johan Hovold
2022-07-14  9:27   ` Krzysztof Kozlowski
2022-07-07 13:47 ` [PATCH v2 25/30] phy: qcom-qmp-pcie: drop pipe clock lane suffix Johan Hovold
2022-07-14  9:28   ` Krzysztof Kozlowski
2022-07-07 13:47 ` [PATCH v2 26/30] phy: qcom-qmp-combo: drop unused lane reset Johan Hovold
2022-07-14  9:29   ` Krzysztof Kozlowski
2022-07-07 13:47 ` [PATCH v2 27/30] phy: qcom-qmp-combo: drop pipe clock lane suffix Johan Hovold
2022-07-14  9:29   ` Krzysztof Kozlowski
2022-07-07 13:47 ` [PATCH v2 28/30] phy: qcom-qmp-pcie-msm8996: " Johan Hovold
2022-07-14  9:29   ` Krzysztof Kozlowski
2022-07-14  9:30   ` Krzysztof Kozlowski
2022-07-14  9:49     ` Johan Hovold
2022-07-07 13:47 ` [PATCH v2 29/30] phy: qcom-qmp-pcie-msm8996: drop reset " Johan Hovold
2022-07-14  9:31   ` Krzysztof Kozlowski
2022-07-07 13:47 ` [PATCH v2 30/30] phy: qcom-qmp-usb: drop pipe clock " Johan Hovold
2022-07-14  9:31   ` Krzysztof Kozlowski
2022-07-14  8:12 ` [PATCH v2 00/30] phy: qcom,qmp: fix dt-bindings and deprecate " Johan Hovold
2022-07-14  9:31   ` Krzysztof Kozlowski [this message]
2022-07-14  9:44     ` Johan Hovold

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