linux-kernel - Re: [PATCH 6/8] ARM: dts: at91: sama7g5: add opps

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Date:   Thu, 24 Feb 2022 15:59:26 +0100
From:   Nicolas Ferre <nicolas.ferre@...rochip.com>
To:     Claudiu Beznea <claudiu.beznea@...rochip.com>,
        <alexandre.belloni@...tlin.com>, <ludovic.desroches@...rochip.com>,
        <robh+dt@...nel.org>, <linux@...linux.org.uk>,
        <mturquette@...libre.com>, <sboyd@...nel.org>
CC:     <linux-arm-kernel@...ts.infradead.org>,
        <devicetree@...r.kernel.org>, <linux-clk@...r.kernel.org>,
        <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH 6/8] ARM: dts: at91: sama7g5: add opps

On 16/12/2021 at 15:13, Claudiu Beznea wrote:
> Add OPPs for SAMA7G5 along with clock for CPU.
> 
> Signed-off-by: Claudiu Beznea <claudiu.beznea@...rochip.com>

Acked-by: Nicolas Ferre <nicolas.ferre@...rochip.com>
Queued in at91-dt branch.

Regards,
   Nicolas

> ---
>   arch/arm/boot/dts/sama7g5.dtsi | 37 ++++++++++++++++++++++++++++++++++
>   1 file changed, 37 insertions(+)
> 
> diff --git a/arch/arm/boot/dts/sama7g5.dtsi b/arch/arm/boot/dts/sama7g5.dtsi
> index 7039311bf678..22352ef5bc72 100644
> --- a/arch/arm/boot/dts/sama7g5.dtsi
> +++ b/arch/arm/boot/dts/sama7g5.dtsi
> @@ -30,6 +30,43 @@ cpu0: cpu@0 {
>   			device_type = "cpu";
>   			compatible = "arm,cortex-a7";
>   			reg = <0x0>;
> +			clocks = <&pmc PMC_TYPE_CORE PMC_CPUPLL>;
> +			clock-names = "cpu";
> +			operating-points-v2 = <&cpu_opp_table>;
> +		};
> +	};
> +
> +	cpu_opp_table: opp-table {
> +		compatible = "operating-points-v2";
> +
> +		opp-90000000 {
> +			opp-hz = /bits/ 64 <90000000>;
> +			opp-microvolt = <1050000 1050000 1225000>;
> +			clock-latency-ns = <320000>;
> +		};
> +
> +		opp-250000000 {
> +			opp-hz = /bits/ 64 <250000000>;
> +			opp-microvolt = <1050000 1050000 1225000>;
> +			clock-latency-ns = <320000>;
> +		};
> +
> +		opp-600000000 {
> +			opp-hz = /bits/ 64 <600000000>;
> +			opp-microvolt = <1050000 1050000 1225000>;
> +			clock-latency-ns = <320000>;
> +		};
> +
> +		opp-800000000 {
> +			opp-hz = /bits/ 64 <800000000>;
> +			opp-microvolt = <1150000 1125000 1225000>;
> +			clock-latency-ns = <320000>;
> +		};
> +
> +		opp-1000000002 {
> +			opp-hz = /bits/ 64 <1000000002>;
> +			opp-microvolt = <1250000 1225000 1300000>;
> +			clock-latency-ns = <320000>;
>   		};
>   	};
>   


-- 
Nicolas Ferre