From: Guodong Xu <guodong.xu@linaro.org>
To: xuwei5@hisilicon.com, robh+dt@kernel.org, pawel.moll@arm.com,
mark.rutland@arm.com, ijc+devicetree@hellion.org.uk,
galak@codeaurora.org, catalin.marinas@arm.com,
will.deacon@arm.com, haojian.zhuang@linaro.org,
linus.walleij@linaro.org, tony@atomide.com
Cc: devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org,
linux-kernel@vger.kernel.org, Leo Yan <leo.yan@linaro.org>
Subject: [PATCH v4 03/16] arm64: dts: enable idle states for Hi6220
Date: Wed, 13 Apr 2016 07:55:39 +0800 [thread overview]
Message-ID: <1460505352-13157-4-git-send-email-guodong.xu@linaro.org> (raw)
In-Reply-To: <1460505352-13157-1-git-send-email-guodong.xu@linaro.org>
From: Leo Yan <leo.yan@linaro.org>
Add cpu and cluster level's low power state for Hi6220.
Acked-by: Sudeep Holla <sudeep.holla@arm.com>
Signed-off-by: Leo Yan <leo.yan@linaro.org>
---
arch/arm64/boot/dts/hisilicon/hi6220.dtsi | 31 +++++++++++++++++++++++++++++++
1 file changed, 31 insertions(+)
diff --git a/arch/arm64/boot/dts/hisilicon/hi6220.dtsi b/arch/arm64/boot/dts/hisilicon/hi6220.dtsi
index b975286..dc7f21a 100644
--- a/arch/arm64/boot/dts/hisilicon/hi6220.dtsi
+++ b/arch/arm64/boot/dts/hisilicon/hi6220.dtsi
@@ -53,11 +53,35 @@
};
};
+ idle-states {
+ entry-method = "psci";
+
+ CPU_SLEEP: cpu-sleep {
+ compatible = "arm,idle-state";
+ local-timer-stop;
+ arm,psci-suspend-param = <0x0010000>;
+ entry-latency-us = <700>;
+ exit-latency-us = <250>;
+ min-residency-us = <1000>;
+ };
+
+ CLUSTER_SLEEP: cluster-sleep {
+ compatible = "arm,idle-state";
+ local-timer-stop;
+ arm,psci-suspend-param = <0x1010000>;
+ entry-latency-us = <1000>;
+ exit-latency-us = <700>;
+ min-residency-us = <2700>;
+ wakeup-latency-us = <1500>;
+ };
+ };
+
cpu0: cpu@0 {
compatible = "arm,cortex-a53", "arm,armv8";
device_type = "cpu";
reg = <0x0 0x0>;
enable-method = "psci";
+ cpu-idle-states = <&CPU_SLEEP &CLUSTER_SLEEP>;
};
cpu1: cpu@1 {
@@ -65,6 +89,7 @@
device_type = "cpu";
reg = <0x0 0x1>;
enable-method = "psci";
+ cpu-idle-states = <&CPU_SLEEP &CLUSTER_SLEEP>;
};
cpu2: cpu@2 {
@@ -72,6 +97,7 @@
device_type = "cpu";
reg = <0x0 0x2>;
enable-method = "psci";
+ cpu-idle-states = <&CPU_SLEEP &CLUSTER_SLEEP>;
};
cpu3: cpu@3 {
@@ -79,6 +105,7 @@
device_type = "cpu";
reg = <0x0 0x3>;
enable-method = "psci";
+ cpu-idle-states = <&CPU_SLEEP &CLUSTER_SLEEP>;
};
cpu4: cpu@100 {
@@ -86,6 +113,7 @@
device_type = "cpu";
reg = <0x0 0x100>;
enable-method = "psci";
+ cpu-idle-states = <&CPU_SLEEP &CLUSTER_SLEEP>;
};
cpu5: cpu@101 {
@@ -93,6 +121,7 @@
device_type = "cpu";
reg = <0x0 0x101>;
enable-method = "psci";
+ cpu-idle-states = <&CPU_SLEEP &CLUSTER_SLEEP>;
};
cpu6: cpu@102 {
@@ -100,6 +129,7 @@
device_type = "cpu";
reg = <0x0 0x102>;
enable-method = "psci";
+ cpu-idle-states = <&CPU_SLEEP &CLUSTER_SLEEP>;
};
cpu7: cpu@103 {
@@ -107,6 +137,7 @@
device_type = "cpu";
reg = <0x0 0x103>;
enable-method = "psci";
+ cpu-idle-states = <&CPU_SLEEP &CLUSTER_SLEEP>;
};
};
--
1.9.1
next prev parent reply other threads:[~2016-04-12 23:55 UTC|newest]
Thread overview: 20+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-04-12 23:55 [PATCH v4 00/16] DTS for hi6220 and HiKey Guodong Xu
2016-04-12 23:55 ` Guodong Xu [this message]
2016-04-12 23:55 ` [PATCH v4 04/16] arm64: dts: Add Hi6220 gpio configuration nodes Guodong Xu
2016-04-12 23:55 ` [PATCH v4 05/16] arm64: dts: add Hi6220 pinctrl " Guodong Xu
2016-04-12 23:55 ` [PATCH v4 06/16] arm64: dts: add Hi6220 spi " Guodong Xu
2016-04-12 23:55 ` [PATCH v4 08/16] arm64: dts: hikey: enable i2c0 and i2c1 for working with mezzanine boards Guodong Xu
2016-04-12 23:55 ` [PATCH v4 09/16] arm64: dts: Add hi6220 usb node Guodong Xu
2016-04-12 23:55 ` [PATCH v4 10/16] arm64: dts: add mailbox node for Hi6220 Guodong Xu
2016-04-12 23:55 ` [PATCH v4 11/16] arm64: dts: add Hi6220's stub clock node Guodong Xu
2016-04-12 23:55 ` [PATCH v4 12/16] arm64: dts: hi6220: add pinctrl for uarts and enable them Guodong Xu
[not found] ` <1460505352-13157-1-git-send-email-guodong.xu-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org>
2016-04-12 23:55 ` [PATCH v4 01/16] arm64: dts: Reserve memory regions for hi6220 Guodong Xu
2016-04-12 23:55 ` [PATCH v4 02/16] arm64: dts: add sp804 timer node for Hi6220 Guodong Xu
2016-04-12 23:55 ` [PATCH v4 07/16] arm64: dts: add all hi6220 i2c nodes Guodong Xu
2016-04-12 23:55 ` [PATCH v4 13/16] arm64: dts: add LED nodes for hi6220-hikey Guodong Xu
2016-04-12 23:55 ` [PATCH v4 14/16] arm64: dts: hikey: Add hi655x pmic dts node Guodong Xu
[not found] ` <1460505352-13157-15-git-send-email-guodong.xu-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org>
2016-04-13 0:11 ` Rob Herring
[not found] ` <CAL_Jsq+4kHUBvSLheV-hfmPFic_D+3Xz7oXOKnUSqnWOt71Peg-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2016-04-13 0:14 ` Guodong Xu
2016-04-16 16:56 ` [PATCH v4 00/16] DTS for hi6220 and HiKey Wei Xu
2016-04-12 23:55 ` [PATCH v4 15/16] arm64: dts: add dwmmc nodes for hi6220 Guodong Xu
2016-04-12 23:55 ` [PATCH v4 16/16] arm64: dts: add wifi nodes support for hi6220-hikey Guodong Xu
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