linux-kernel - Re: [PATCH v4 1/3] dt-bindings: clock: fix C3 PLL input parameter

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Message-ID: <1jplpqsa71.fsf@starbuckisacylon.baylibre.com>
Date: Fri, 30 Aug 2024 10:10:10 +0200
From: Jerome Brunet <jbrunet@...libre.com>
To: Neil Armstrong <neil.armstrong@...aro.org>
Cc: xianwei.zhao@...ogic.com,  Michael Turquette <mturquette@...libre.com>,
  Stephen Boyd <sboyd@...nel.org>,  Rob Herring <robh@...nel.org>,
  Krzysztof Kozlowski <krzk+dt@...nel.org>,  Conor Dooley
 <conor+dt@...nel.org>,  Chuan Liu <chuan.liu@...ogic.com>,  Kevin Hilman
 <khilman@...libre.com>,  Martin Blumenstingl
 <martin.blumenstingl@...glemail.com>,  Krzysztof Kozlowski
 <krzysztof.kozlowski@...aro.org>,  linux-amlogic@...ts.infradead.org,
  linux-clk@...r.kernel.org,  devicetree@...r.kernel.org,
  linux-kernel@...r.kernel.org,  linux-arm-kernel@...ts.infradead.org
Subject: Re: [PATCH v4 1/3] dt-bindings: clock: fix C3 PLL input parameter

On Fri 30 Aug 2024 at 10:00, Neil Armstrong <neil.armstrong@...aro.org> wrote:

> Hi Jerome,
>
> On 30/08/2024 07:26, Xianwei Zhao via B4 Relay wrote:
>> From: Xianwei Zhao <xianwei.zhao@...ogic.com>
>> Add C3 PLL controller input clock parameters "fix".
>> The clock named "fix" was initially implemented in PLL clock controller
>> driver. However, some registers required secure zone access, so we moved
>> it to the secure zone (BL31) and accessed it through SCMI. Since the PLL
>> clock driver needs to use this clock, the "fix" clock is used as an input
>> source. We updated the driver but forgot to modify the binding accordingly,
>> so we are adding it here.
>> It is an ABI break but on a new and immature platform. Noboby could
>> really
>> use that platform at this stage, so nothing is going to break on anyone
>> really.
>> Fixes: 0e6be855a96d ("dt-bindings: clock: add Amlogic C3 PLL clock
>> controller")
>> Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
>> Signed-off-by: Xianwei Zhao <xianwei.zhao@...ogic.com>
>> ---
>>   Documentation/devicetree/bindings/clock/amlogic,c3-pll-clkc.yaml | 7 +++++--
>
> So you mind if I take this one via my arm64-dt tree ?

There is no conflicting change in my tree so it's fine, yes.

>
> Neil
>
> <snip>

-- 
Jerome