linux-kernel - Re: [PATCH v4 00/15] rk3399: Clean up and enable DDR DVFS

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Date:   Mon, 21 Mar 2022 12:39:38 +0900
From:   Chanwoo Choi <cw00.choi@...sung.com>
To:     Brian Norris <briannorris@...omium.org>,
        MyungJoo Ham <myungjoo.ham@...sung.com>,
        Kyungmin Park <kyungmin.park@...sung.com>,
        Rob Herring <robh+dt@...nel.org>,
        Heiko Stuebner <heiko@...ech.de>
Cc:     Derek Basehore <dbasehore@...omium.org>,
        devicetree@...r.kernel.org, linux-rockchip@...ts.infradead.org,
        linux-kernel@...r.kernel.org, Lin Huang <hl@...k-chips.com>,
        linux-arm-kernel@...ts.infradead.org, linux-pm@...r.kernel.org
Subject: Re: [PATCH v4 00/15] rk3399: Clean up and enable DDR DVFS

Hi Brian,


On 3/9/22 4:08 AM, Brian Norris wrote:
> This series covers 2 primary tasks:
> 
> 1) Resubmit prior work:
> 
> [RESEND PATCH v5 3/4] arm64: dts: rockchip: Enable dmc and dfi nodes on gru.
> https://lore.kernel.org/lkml/20210308233858.24741-2-daniel.lezcano@linaro.org/
> [RESEND PATCH v5 2/4] arm64: dts: rk3399: Add dfi and dmc nodes.
> https://lore.kernel.org/lkml/20210308233858.24741-3-daniel.lezcano@linaro.org/
> 
> This series was partially merged a while back, but the remaining 2
> patches were blocked mostly on stylistic grounds (alpha/numerical
> ordering).
> 
> 2) Integrate many updates, bugfixes, and clarifications that were done
> by Rockchip and Google engineers when first launching this platform.
> Many of these were not integrated in the earlier series (e.g., the OPPs
> changed before production; earlier patchsets used pre-production
> numbers).
> 
> Along the way, it seemed worthwhile to convert the binding docs to a
> schema. Among other reasons, it actually helped catch several errors and
> omissions in translation between downstream device trees and the version
> that actually landed upstream.
> 
> See the patches for further details.
> 
> Regards,
> Brian
> 
> Changes in v4:
>  * Update .yaml to use more "default" entries, instead of free-form text
>  * s/phandle-array/phandle/
>  * Move to .../memory-controllers, update filename
> 
> Changes in v3:
>  * Add |maxItems| for devfreq-events
>  * Improve deprecation notes
>  * Add Reviewed-by tags
>  * Collect some Acked/Reviewed tags
> 
> Changes in v2:
>  * Fix yamllint issues
>  * Adapt to various review comments (use of *-hz, hyphens, node naming)
>  * Add a few new bugfixes
>  * Add some new properties (ported from downstream kernels) required for
>    stability
>  * Convert more properties from "cycles" to "nanoseconds"
> 
> Brian Norris (13):
>   dt-bindings: devfreq: rk3399_dmc: Convert to YAML
>   dt-bindings: devfreq: rk3399_dmc: Deprecate unused/redundant
>     properties
>   dt-bindings: devfreq: rk3399_dmc: Fix Hz units
>   dt-bindings: devfreq: rk3399_dmc: Specify idle params in nanoseconds
>   dt-bindings: devfreq: rk3399_dmc: Add more disable-freq properties
>   PM / devfreq: rk3399_dmc: Drop undocumented ondemand DT props
>   PM / devfreq: rk3399_dmc: Drop excess timing properties
>   PM / devfreq: rk3399_dmc: Use bitfield macro definitions for ODT_PD
>   PM / devfreq: rk3399_dmc: Support new disable-freq properties
>   PM / devfreq: rk3399_dmc: Support new *-ns properties
>   PM / devfreq: rk3399_dmc: Disable edev on remove()
>   PM / devfreq: rk3399_dmc: Use devm_pm_opp_of_add_table()
>   PM / devfreq: rk3399_dmc: Avoid static (reused) profile
> 
> Lin Huang (2):
>   arm64: dts: rk3399: Add dfi and dmc nodes
>   arm64: dts: rockchip: Enable dmc and dfi nodes on gru


Applied them except for patch11/patch12 about dts patches.

Thanks for your work.
Chanwoo Choi




-- 
Best Regards,
Chanwoo Choi
Samsung Electronics