linux-kernel - Re: [RESEND PATCH v5 1/4] dt-bindings: devfreq: rk3399

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Date:   Tue, 9 Mar 2021 00:42:10 +0100
From:   Daniel Lezcano <daniel.lezcano@...aro.org>
To:     heiko@...ech.de
Cc:     linux-arm-kernel@...ts.infradead.org,
        linux-rockchip@...ts.infradead.org,
        Enric Balletbo i Serra <enric.balletbo@...labora.com>,
        Gaël PORTAY <gael.portay@...labora.com>,
        Rob Herring <robh@...nel.org>,
        MyungJoo Ham <myungjoo.ham@...sung.com>,
        Kyungmin Park <kyungmin.park@...sung.com>,
        Chanwoo Choi <cw00.choi@...sung.com>,
        Rob Herring <robh+dt@...nel.org>,
        "open list:DEVICE FREQUENCY (DEVFREQ)" <linux-pm@...r.kernel.org>,
        "open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS" 
        <devicetree@...r.kernel.org>,
        open list <linux-kernel@...r.kernel.org>
Subject: Re: [RESEND PATCH v5 1/4] dt-bindings: devfreq: rk3399_dmc: Add
 rockchip,pmu phandle.

On 09/03/2021 00:38, Daniel Lezcano wrote:
> From: Enric Balletbo i Serra <enric.balletbo@...labora.com>
> 
> The Rockchip DMC (Dynamic Memory Interface) needs to access to the PMU
> general register files to know the DRAM type, so add a phandle to the
> syscon that manages these registers.
> 
> Signed-off-by: Enric Balletbo i Serra <enric.balletbo@...labora.com>
> Reviewed-by: Chanwoo Choi <cw00.choi@...sung.com>
> Acked-by: Rob Herring <robh@...nel.org>
> Signed-off-by: Gaël PORTAY <gael.portay@...labora.com>
> Acked-by: MyungJoo Ham <myungjoo.ham@...sung.com>
> Signed-off-by: Daniel Lezcano <daniel.lezcano@...aro.org>
> ---
>  Documentation/devicetree/bindings/devfreq/rk3399_dmc.txt | 2 ++
>  1 file changed, 2 insertions(+)
> 
> diff --git a/Documentation/devicetree/bindings/devfreq/rk3399_dmc.txt b/Documentation/devicetree/bindings/devfreq/rk3399_dmc.txt
> index a10d1f6d85c6..a41bcfef95c8 100644
> --- a/Documentation/devicetree/bindings/devfreq/rk3399_dmc.txt
> +++ b/Documentation/devicetree/bindings/devfreq/rk3399_dmc.txt
> @@ -12,6 +12,8 @@ Required properties:
>  			 for details.
>  - center-supply:	 DMC supply node.
>  - status:		 Marks the node enabled/disabled.
> +- rockchip,pmu:		 Phandle to the syscon managing the "PMU general register
> +			 files".

For the record, https://lkml.org/lkml/2020/6/30/367



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