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Message-ID: <06895dff-bdbf-4dfd-8f00-ee850297ec12@kernel.org>
Date: Thu, 5 Sep 2024 14:34:39 +0200
From: Konrad Dybcio <konradybcio@...nel.org>
To: Bartosz Golaszewski <brgl@...ev.pl>,
Bjorn Andersson <andersson@...nel.org>,
Konrad Dybcio <konradybcio@...nel.org>, Rob Herring <robh@...nel.org>,
Krzysztof Kozlowski <krzk+dt@...nel.org>, Conor Dooley <conor+dt@...nel.org>
Cc: linux-arm-msm@...r.kernel.org, devicetree@...r.kernel.org,
linux-kernel@...r.kernel.org,
Bartosz Golaszewski <bartosz.golaszewski@...aro.org>
Subject: Re: [PATCH] arm64: dts: qcom: sa8775p: add CPU idle states
On 7.08.2024 3:31 PM, Bartosz Golaszewski wrote:
> From: Bartosz Golaszewski <bartosz.golaszewski@...aro.org>
>
> Add CPU idle-state nodes and power-domains to the .dtsi for SA8775P.
>
> Signed-off-by: Bartosz Golaszewski <bartosz.golaszewski@...aro.org>
> ---
[...]
> + CLUSTER_0_PD: power-domain-cluster0 {
> + #power-domain-cells = <0>;
> + power-domains = <&CLUSTER_2_PD>;
> + domain-idle-states = <&CLUSTER_SLEEP_GOLD>;
> + };
> +
> + CLUSTER_1_PD: power-domain-cluster1 {
> + #power-domain-cells = <0>;
> + power-domains = <&CLUSTER_2_PD>;
> + domain-idle-states = <&CLUSTER_SLEEP_GOLD>;
> + };
> +
> + CLUSTER_2_PD: power-domain-cluster2 {
> + #power-domain-cells = <0>;
> + domain-idle-states = <&CLUSTER_SLEEP_APSS_RSC_PC>;
> + };
[...]
You want to define a SYSTEM_PD that's parent to the CLUSTER domains, like
in x1e, then APSS_RSC_PC would be an idle state of that pd
Konrad
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