linux-kernel - Re: [PATCH v2 3/3] arm64: tegra: Add CCPLEX

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Message-ID: <ff583f3a-5289-f34a-114b-5bc0220c7237@kapsi.fi>
Date:   Thu, 20 Apr 2017 09:44:36 +0300
From:   Mikko Perttunen <cyndis@...si.fi>
To:     robh+dt@...nel.org, mark.rutland@....com
Cc:     Mikko Perttunen <mperttunen@...dia.com>, rjw@...ysocki.net,
        viresh.kumar@...aro.org, thierry.reding@...il.com,
        jonathanh@...dia.com, linux-kernel@...r.kernel.org,
        linux-pm@...r.kernel.org, linux-tegra@...r.kernel.org,
        devicetree@...r.kernel.org
Subject: Re: [PATCH v2 3/3] arm64: tegra: Add CCPLEX_CLUSTER area in Tegra186

On 04.04.2017 16:43, Mikko Perttunen wrote:
> The Tegra186 CCPLEX_CLUSTER area contains memory-mapped
> registers that initiate CPU frequency/voltage transitions.
>
> Signed-off-by: Mikko Perttunen <mperttunen@...dia.com>
> ---
> v2:
> - Only one regs entry
>
>  arch/arm64/boot/dts/nvidia/tegra186.dtsi | 7 +++++++
>  1 file changed, 7 insertions(+)
>
> diff --git a/arch/arm64/boot/dts/nvidia/tegra186.dtsi b/arch/arm64/boot/dts/nvidia/tegra186.dtsi
> index 3ea5e6369bc3..c023af0be43d 100644
> --- a/arch/arm64/boot/dts/nvidia/tegra186.dtsi
> +++ b/arch/arm64/boot/dts/nvidia/tegra186.dtsi
> @@ -347,6 +347,13 @@
>  		reg-names = "pmc", "wake", "aotag", "scratch";
>  	};
>
> +	ccplex@...0000 {
> +		compatible = "nvidia,tegra186-ccplex-cluster";
> +		reg = <0x0 0x0e000000 0x0 0x3fffff>;
> +
> +		nvidia,bpmp = <&bpmp>;
> +	};
> +
>  	sysram@...00000 {
>  		compatible = "nvidia,tegra186-sysram", "mmio-sram";
>  		reg = <0x0 0x30000000 0x0 0x50000>;
>