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From: Tony Xie <tony.xie@rock-chips.com>
To: heiko@sntech.de
Cc: robh+dt@kernel.org, mark.rutland@arm.com,
	linux-arm-kernel@lists.infradead.org,
	linux-rockchip@lists.infradead.org, devicetree@vger.kernel.org,
	linux-kernel@vger.kernel.org, chenjh@rock-chips.com,
	xsf@rock-chips.com, zhangqing@rock-chips.com,
	huangtao@rock-chips.com, tony.xie@rock-chips.com
Subject: [PATCH] arm64: dts: rockchip: Add idle-states to device tree for rk3399
Date: Fri, 24 Aug 2018 18:03:00 +0800	[thread overview]
Message-ID: <1535104980-8456-2-git-send-email-tony.xie@rock-chips.com> (raw)
In-Reply-To: <1535104980-8456-1-git-send-email-tony.xie@rock-chips.com>

Signed-off-by: Tony Xie <tony.xie@rock-chips.com>
---
 arch/arm64/boot/dts/rockchip/rk3399.dtsi | 28 ++++++++++++++++++++++++++++
 1 file changed, 28 insertions(+)

diff --git a/arch/arm64/boot/dts/rockchip/rk3399.dtsi b/arch/arm64/boot/dts/rockchip/rk3399.dtsi
index e0040b6..49fb57f 100644
--- a/arch/arm64/boot/dts/rockchip/rk3399.dtsi
+++ b/arch/arm64/boot/dts/rockchip/rk3399.dtsi
@@ -111,6 +111,7 @@
 			#cooling-cells = <2>; /* min followed by max */
 			clocks = <&cru ARMCLKL>;
 			dynamic-power-coefficient = <100>;
+			cpu-idle-states = <&CPU_SLEEP &CLUSTER_SLEEP>;
 		};
 
 		cpu_l1: cpu@1 {
@@ -120,6 +121,7 @@
 			enable-method = "psci";
 			clocks = <&cru ARMCLKL>;
 			dynamic-power-coefficient = <100>;
+			cpu-idle-states = <&CPU_SLEEP &CLUSTER_SLEEP>;
 		};
 
 		cpu_l2: cpu@2 {
@@ -129,6 +131,7 @@
 			enable-method = "psci";
 			clocks = <&cru ARMCLKL>;
 			dynamic-power-coefficient = <100>;
+			cpu-idle-states = <&CPU_SLEEP &CLUSTER_SLEEP>;
 		};
 
 		cpu_l3: cpu@3 {
@@ -138,6 +141,7 @@
 			enable-method = "psci";
 			clocks = <&cru ARMCLKL>;
 			dynamic-power-coefficient = <100>;
+			cpu-idle-states = <&CPU_SLEEP &CLUSTER_SLEEP>;
 		};
 
 		cpu_b0: cpu@100 {
@@ -148,6 +152,7 @@
 			#cooling-cells = <2>; /* min followed by max */
 			clocks = <&cru ARMCLKB>;
 			dynamic-power-coefficient = <436>;
+			cpu-idle-states = <&CPU_SLEEP &CLUSTER_SLEEP>;
 		};
 
 		cpu_b1: cpu@101 {
@@ -157,6 +162,29 @@
 			enable-method = "psci";
 			clocks = <&cru ARMCLKB>;
 			dynamic-power-coefficient = <436>;
+			cpu-idle-states = <&CPU_SLEEP &CLUSTER_SLEEP>;
+		};
+
+		idle-states {
+			entry-method = "psci";
+
+			CPU_SLEEP: cpu-sleep {
+				compatible = "arm,idle-state";
+				local-timer-stop;
+				arm,psci-suspend-param = <0x0010000>;
+				entry-latency-us = <120>;
+				exit-latency-us = <250>;
+				min-residency-us = <900>;
+			};
+
+			CLUSTER_SLEEP: cluster-sleep {
+				compatible = "arm,idle-state";
+				local-timer-stop;
+				arm,psci-suspend-param = <0x1010000>;
+				entry-latency-us = <400>;
+				exit-latency-us = <500>;
+				min-residency-us = <2000>;
+			};
 		};
 	};
 
-- 
1.9.1



  reply	other threads:[~2018-08-24 10:01 UTC|newest]

Thread overview: 8+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-08-24 10:02 [PATCH] arm64: dts: rockchip: Add idle-states to device tree for rk3399 Tony Xie
2018-08-24 10:03 ` Tony Xie [this message]
2018-08-29 12:49   ` Heiko Stuebner
  -- strict thread matches above, loose matches on Subject: below --
2016-07-06  8:20 Caesar Wang
2018-08-09 20:09 ` Heiko Stuebner
2018-08-12 16:24   ` Tao Huang
2018-08-13  8:25     ` Heiko Stuebner
2018-08-13  8:59       ` Tao Huang

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