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Tue, 25 Jul 2017 17:05:58 +0800 (CST) From: Rocky Hao To: rui.zhang@intel.com, edubezval@gmail.com, heiko@sntech.de, robh+dt@kernel.org, mark.rutland@arm.com, catalin.marinas@arm.com, will.deacon@arm.com Cc: shawn.lin@rock-chips.com, cl@rock-chips.com, william.wu@rock-chips.com, linux-pm@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-rockchip@lists.infradead.org, linux-kernel@vger.kernel.org, devicetree@vger.kernel.org, xxx@rock-chips.com, jay.xu@rock-chips.com, wxt@rock-chips.com, huangtao@rock-chips.com, rocky.hao@rock-chips.com Subject: [PATCH 4/5] arm64: dts: rockchip: add thermal nodes for rk3328 SoC Date: Tue, 25 Jul 2017 17:09:47 +0800 Message-Id: <1500973788-14627-5-git-send-email-rocky.hao@rock-chips.com> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1500973788-14627-1-git-send-email-rocky.hao@rock-chips.com> References: <1500973788-14627-1-git-send-email-rocky.hao@rock-chips.com> Sender: linux-pm-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-pm@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP add thermal zone and dynamic CPU power coefficients for rk3328 Change-Id: I227468506c0b978a0fd4dd9596631e026743910e Signed-off-by: Rocky Hao --- arch/arm64/boot/dts/rockchip/rk3328.dtsi | 43 ++++++++++++++++++++++++++++++++ 1 file changed, 43 insertions(+) diff --git a/arch/arm64/boot/dts/rockchip/rk3328.dtsi b/arch/arm64/boot/dts/rockchip/rk3328.dtsi index 186fb93fdffd..68829f808320 100644 --- a/arch/arm64/boot/dts/rockchip/rk3328.dtsi +++ b/arch/arm64/boot/dts/rockchip/rk3328.dtsi @@ -47,6 +47,7 @@ #include #include #include +#include / { compatible = "rockchip,rk3328"; @@ -74,6 +75,8 @@ compatible = "arm,cortex-a53", "arm,armv8"; reg = <0x0 0x0>; clocks = <&cru ARMCLK>; + #cooling-cells = <2>; /* min followed by max */ + dynamic-power-coefficient = <120>; enable-method = "psci"; next-level-cache = <&l2>; }; @@ -83,6 +86,7 @@ compatible = "arm,cortex-a53", "arm,armv8"; reg = <0x0 0x1>; clocks = <&cru ARMCLK>; + dynamic-power-coefficient = <120>; enable-method = "psci"; next-level-cache = <&l2>; }; @@ -92,6 +96,7 @@ compatible = "arm,cortex-a53", "arm,armv8"; reg = <0x0 0x2>; clocks = <&cru ARMCLK>; + dynamic-power-coefficient = <120>; enable-method = "psci"; next-level-cache = <&l2>; }; @@ -101,6 +106,7 @@ compatible = "arm,cortex-a53", "arm,armv8"; reg = <0x0 0x3>; clocks = <&cru ARMCLK>; + dynamic-power-coefficient = <120>; enable-method = "psci"; next-level-cache = <&l2>; }; @@ -308,6 +314,43 @@ interrupts = ; }; + thermal-zones { + soc_thermal: soc-thermal { + polling-delay-passive = <20>; /* milliseconds */ + polling-delay = <1000>; /* milliseconds */ + sustainable-power = <1000>; /* milliwatts */ + + thermal-sensors = <&tsadc 0>; + + trips { + threshold: trip-point0 { + temperature = <70000>; /* millicelsius */ + hysteresis = <2000>; /* millicelsius */ + type = "passive"; + }; + target: trip-point1 { + temperature = <85000>; /* millicelsius */ + hysteresis = <2000>; /* millicelsius */ + type = "passive"; + }; + soc_crit: soc-crit { + temperature = <95000>; /* millicelsius */ + hysteresis = <2000>; /* millicelsius */ + type = "critical"; + }; + }; + + cooling-maps { + map0 { + trip = <&target>; + cooling-device = <&cpu0 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>; + contribution = <4096>; + }; + }; + }; + + }; + tsadc: tsadc@ff250000 { compatible = "rockchip,rk3328-tsadc"; reg = <0x0 0xff250000 0x0 0x100>;