linux-kernel - Re: [PATCH v3 8/8] ARM: dts: exynos: remove deprecated unit address for LPDDR3 timings on Odroid

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Date:   Sun, 6 Feb 2022 18:35:48 +0300
From:   Dmitry Osipenko <digetx@...il.com>
To:     Krzysztof Kozlowski <krzysztof.kozlowski@...onical.com>,
        Rob Herring <robh+dt@...nel.org>,
        Lukasz Luba <lukasz.luba@....com>,
        Alim Akhtar <alim.akhtar@...sung.com>,
        linux-kernel@...r.kernel.org, devicetree@...r.kernel.org,
        linux-pm@...r.kernel.org, linux-samsung-soc@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org
Subject: Re: [PATCH v3 8/8] ARM: dts: exynos: remove deprecated unit address
 for LPDDR3 timings on Odroid

06.02.2022 16:59, Krzysztof Kozlowski пишет:
> Passing maximum frequency of LPDDR3 memory timings as unit address was
> deprecated in favor of 'max-freq' property.
> 
> Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@...onical.com>
> ---
>  arch/arm/boot/dts/exynos5422-odroid-core.dtsi | 7 ++-----
>  1 file changed, 2 insertions(+), 5 deletions(-)
> 
> diff --git a/arch/arm/boot/dts/exynos5422-odroid-core.dtsi b/arch/arm/boot/dts/exynos5422-odroid-core.dtsi
> index 2f65dcf6ba73..35818c4cd852 100644
> --- a/arch/arm/boot/dts/exynos5422-odroid-core.dtsi
> +++ b/arch/arm/boot/dts/exynos5422-odroid-core.dtsi
> @@ -333,8 +333,6 @@ samsung_K3QF2F20DB: lpddr3 {
>  		compatible	= "samsung,K3QF2F20DB", "jedec,lpddr3";
>  		density		= <16384>;
>  		io-width	= <32>;
> -		#address-cells	= <1>;
> -		#size-cells	= <0>;
>  
>  		tRFC-min-tck		= <17>;
>  		tRRD-min-tck		= <2>;
> @@ -358,10 +356,9 @@ samsung_K3QF2F20DB: lpddr3 {
>  		tCKESR-min-tck		= <2>;
>  		tMRD-min-tck		= <5>;
>  
> -		timings_samsung_K3QF2F20DB_800mhz: timings@...000000 {
> +		timings_samsung_K3QF2F20DB_800mhz: timings {
>  			compatible	= "jedec,lpddr3-timings";
> -			/* workaround: 'reg' shows max-freq */
> -			reg		= <800000000>;
> +			max-freq	= <800000000>;
>  			min-freq	= <100000000>;
>  			tRFC		= <65000>;
>  			tRRD		= <6000>;

Reviewed-by: Dmitry Osipenko <digetx@...il.com>