linux-kernel - RE: [PATCH v4 2/4] arm64: dts: exynos: add initial CMU clock nodes in ExynosAuto v920

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Message-ID: <035701dade31$f8815440$e983fcc0$@samsung.com>
Date: Thu, 25 Jul 2024 10:28:36 +0900
From: "sunyeal.hong" <sunyeal.hong@...sung.com>
To: "'Krzysztof Kozlowski'" <krzk@...nel.org>, "'Sylwester Nawrocki'"
	<s.nawrocki@...sung.com>, "'Chanwoo Choi'" <cw00.choi@...sung.com>, "'Alim
 Akhtar'" <alim.akhtar@...sung.com>, "'Michael Turquette'"
	<mturquette@...libre.com>, "'Stephen Boyd'" <sboyd@...nel.org>, "'Rob
 Herring'" <robh@...nel.org>, "'Conor Dooley'" <conor+dt@...nel.org>
Cc: <linux-samsung-soc@...r.kernel.org>, <linux-clk@...r.kernel.org>,
	<devicetree@...r.kernel.org>, <linux-arm-kernel@...ts.infradead.org>,
	<linux-kernel@...r.kernel.org>
Subject: RE: [PATCH v4 2/4] arm64: dts: exynos: add initial CMU clock nodes
 in ExynosAuto v920

Hello Krzysztof,

> -----Original Message-----
> From: Krzysztof Kozlowski <krzk@...nel.org>
> Sent: Wednesday, July 24, 2024 7:14 PM
> To: Sunyeal Hong <sunyeal.hong@...sung.com>; Sylwester Nawrocki
> <s.nawrocki@...sung.com>; Chanwoo Choi <cw00.choi@...sung.com>; Alim
> Akhtar <alim.akhtar@...sung.com>; Michael Turquette
> <mturquette@...libre.com>; Stephen Boyd <sboyd@...nel.org>; Rob Herring
> <robh@...nel.org>; Conor Dooley <conor+dt@...nel.org>
> Cc: linux-samsung-soc@...r.kernel.org; linux-clk@...r.kernel.org;
> devicetree@...r.kernel.org; linux-arm-kernel@...ts.infradead.org; linux-
> kernel@...r.kernel.org
> Subject: Re: [PATCH v4 2/4] arm64: dts: exynos: add initial CMU clock
> nodes in ExynosAuto v920
> 
> On 23/07/2024 00:33, Sunyeal Hong wrote:
> > Add cmu_top, cmu_peric0 clock nodes and switch USI clocks instead of
> > dummy fixed-rate-clock.
> >
> > Signed-off-by: Sunyeal Hong <sunyeal.hong@...sung.com>
> 
> Thank you for your patch. There is something to discuss/improve.
> 
> >  	cpus: cpus {
> >  		#address-cells = <2>;
> >  		#size-cells = <0>;
> > @@ -182,6 +172,28 @@ chipid@...00000 {
> >  			reg = <0x10000000 0x24>;
> >  		};
> >
> > +		cmu_peric0: clock-controller@...00000 {
> > +			compatible = "samsung,exynosautov920-cmu-peric0";
> > +			reg = <0x10800000 0x8000>;
> > +			#clock-cells = <1>;
> > +
> > +			clocks = <&xtcxo>,
> > +				 <&cmu_top DOUT_CLKCMU_PERIC0_NOC>,
> > +				 <&cmu_top DOUT_CLKCMU_PERIC0_IP>;
> > +			clock-names = "oscclk",
> > +				      "noc",
> > +				      "ip";
> > +		};
> > +
> > +		cmu_top: clock-controller@...00000 {
> 
> This does not look ordered. Please read DTS coding style.
> 
I will modify it by referring to the Order of Nodes item in the dts coding style guide document.

> Best regards,
> Krzysztof

Thanks,
Sunyeal Hong.