From: Bjorn Andersson <bjorn.andersson@linaro.org>
To: Amit Kucheria <amit.kucheria@linaro.org>
Cc: linux-kernel@vger.kernel.org, linux-arm-msm@vger.kernel.org,
agross@kernel.org, niklas.cassel@linaro.org,
marc.w.gonzalez@free.fr, sibis@codeaurora.org,
daniel.lezcano@linaro.org, Andy Gross <andy.gross@linaro.org>,
David Brown <david.brown@linaro.org>,
Li Yang <leoyang.li@nxp.com>, Shawn Guo <shawnguo@kernel.org>,
devicetree@vger.kernel.org
Subject: Re: [PATCH v2 6/9] arm64: dts: qcom: msm8996: Add PSCI cpuidle low power states
Date: Tue, 21 May 2019 20:49:53 -0700 [thread overview]
Message-ID: <20190522034953.GM3137@builder> (raw)
In-Reply-To: <2ffbb3f32484c03360ff7d6fa4668581ef298c9e.1558430617.git.amit.kucheria@linaro.org>
On Tue 21 May 02:35 PDT 2019, Amit Kucheria wrote:
> Add device bindings for cpuidle states for cpu devices.
>
> msm8996 features 4 cpus - 2 in each cluster. However, all cpus implement
> the same microarchitecture and the two clusters only differ in the
> maximum frequency attainable by the CPUs.
>
> Signed-off-by: Amit Kucheria <amit.kucheria@linaro.org>
Applied
Regards,
Bjorn
> ---
> arch/arm64/boot/dts/qcom/msm8996.dtsi | 17 +++++++++++++++++
> 1 file changed, 17 insertions(+)
>
> diff --git a/arch/arm64/boot/dts/qcom/msm8996.dtsi b/arch/arm64/boot/dts/qcom/msm8996.dtsi
> index c761269caf80..4f2fb7885f39 100644
> --- a/arch/arm64/boot/dts/qcom/msm8996.dtsi
> +++ b/arch/arm64/boot/dts/qcom/msm8996.dtsi
> @@ -95,6 +95,7 @@
> compatible = "qcom,kryo";
> reg = <0x0 0x0>;
> enable-method = "psci";
> + cpu-idle-states = <&CPU_SLEEP_0>;
> next-level-cache = <&L2_0>;
> L2_0: l2-cache {
> compatible = "cache";
> @@ -107,6 +108,7 @@
> compatible = "qcom,kryo";
> reg = <0x0 0x1>;
> enable-method = "psci";
> + cpu-idle-states = <&CPU_SLEEP_0>;
> next-level-cache = <&L2_0>;
> };
>
> @@ -115,6 +117,7 @@
> compatible = "qcom,kryo";
> reg = <0x0 0x100>;
> enable-method = "psci";
> + cpu-idle-states = <&CPU_SLEEP_0>;
> next-level-cache = <&L2_1>;
> L2_1: l2-cache {
> compatible = "cache";
> @@ -127,6 +130,7 @@
> compatible = "qcom,kryo";
> reg = <0x0 0x101>;
> enable-method = "psci";
> + cpu-idle-states = <&CPU_SLEEP_0>;
> next-level-cache = <&L2_1>;
> };
>
> @@ -151,6 +155,19 @@
> };
> };
> };
> +
> + idle-states {
> + entry-method = "psci";
> +
> + CPU_SLEEP_0: cpu-sleep-0 {
> + compatible = "arm,idle-state";
> + idle-state-name = "standalone-power-collapse";
> + arm,psci-suspend-param = <0x00000004>;
> + entry-latency-us = <40>;
> + exit-latency-us = <80>;
> + min-residency-us = <300>;
> + };
> + };
> };
>
> thermal-zones {
> --
> 2.17.1
>
next prev parent reply other threads:[~2019-05-22 3:50 UTC|newest]
Thread overview: 35+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-05-21 9:35 [PATCH v2 0/9] qcom: Add cpuidle to some platforms Amit Kucheria
2019-05-21 9:35 ` [PATCH v2 1/9] arm64: dts: fsl: ls1028a: Fix entry-method property to reflect documentation Amit Kucheria
2019-05-21 9:35 ` [PATCH v2 2/9] Documentation: arm: Link idle-states binding to "enable-method" property Amit Kucheria
2019-05-21 10:34 ` Marc Gonzalez
2019-06-13 23:13 ` Rob Herring
2019-05-21 9:35 ` [PATCH v2 3/9] arm64: dts: qcom: msm8916: Add entry-method property for the idle-states node Amit Kucheria
2019-05-22 3:30 ` Bjorn Andersson
2019-05-21 9:35 ` [PATCH v2 4/9] arm64: dts: qcom: msm8916: Use more generic idle state names Amit Kucheria
2019-05-22 3:30 ` Bjorn Andersson
2019-05-21 9:35 ` [PATCH v2 5/9] arm64: dts: qcom: qcs404: Add PSCI cpuidle low power states Amit Kucheria
2019-05-22 3:31 ` Bjorn Andersson
2019-05-21 9:35 ` [PATCH v2 6/9] arm64: dts: qcom: msm8996: " Amit Kucheria
2019-05-21 10:13 ` Daniel Lezcano
2019-05-22 3:49 ` Bjorn Andersson [this message]
2019-05-23 21:24 ` Niklas Cassel
2019-05-21 9:35 ` [PATCH v2 7/9] arm64: dts: qcom: msm8998: " Amit Kucheria
2019-05-21 12:03 ` Marc Gonzalez
2019-05-21 16:10 ` Marc Gonzalez
2019-05-22 9:17 ` Marc Gonzalez
2019-05-22 9:35 ` Marc Zyngier
2019-05-22 15:39 ` Marc Gonzalez
2019-05-22 14:48 ` Marc Gonzalez
2019-09-30 22:20 ` Jeffrey Hugo
2019-09-30 22:44 ` Amit Kucheria
2019-10-01 14:21 ` Jeffrey Hugo
2019-10-02 9:19 ` Niklas Cassel
2019-10-02 9:27 ` Niklas Cassel
2019-10-02 18:18 ` Jeffrey Hugo
2019-10-04 1:36 ` Amit Kucheria
2019-10-04 3:14 ` Jeffrey Hugo
2019-05-21 9:35 ` [PATCH v2 8/9] arm64: dts: qcom: sdm845: " Amit Kucheria
2019-05-22 3:59 ` Bjorn Andersson
2019-05-21 9:35 ` [PATCH v2 9/9] arm64: dts: msm8996: Add proper capacity scaling for the cpus Amit Kucheria
2019-05-21 10:14 ` Daniel Lezcano
2019-05-22 3:50 ` Bjorn Andersson
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