On 09/24/2014 09:32 PM, Eduardo Valentin wrote:

Hello Mikko,

On Thu, Aug 21, 2014 at 01:17:21PM +0300, Mikko Perttunen wrote:

quoted

This adds critical trip points to the Jetson TK1 device tree.
The device will do a controlled shutdown when either the CPU, GPU
or MEM thermal zone reaches 101 degrees Celsius.

Signed-off-by: Mikko Perttunen <mperttunen@nvidia.com>
---
v5: added cooling-maps nodes

OK. But no cooling map entry in it. What was the reason again you don't
need/want to add the maps?

There is currently no cooling device to map to.

Mikko

quoted

  arch/arm/boot/dts/tegra124-jetson-tk1.dts | 41 +++++++++++++++++++++++++++++++
  1 file changed, 41 insertions(+)

diff --git a/arch/arm/boot/dts/tegra124-jetson-tk1.dts b/arch/arm/boot/dts/tegra124-jetson-tk1.dts
index 0cdb5cf..bcdab7f 100644
--- a/arch/arm/boot/dts/tegra124-jetson-tk1.dts
+++ b/arch/arm/boot/dts/tegra124-jetson-tk1.dts

@@ -1876,4 +1876,45 @@
  			 <&tegra_car TEGRA124_CLK_EXTERN1>;
  		clock-names = "pll_a", "pll_a_out0", "mclk";
  	};
+
+	thermal-zones {
+		cpu {
+			trips {
+				trip at 0 {
+					temperature = <101000>;
+					hysteresis = <0>;
+					type = "critical";
+				};
+			};
+
+			cooling-maps {
+			};
+		};
+
+		mem {
+			trips {
+				trip at 0 {
+					temperature = <101000>;
+					hysteresis = <0>;
+					type = "critical";
+				};
+			};
+
+			cooling-maps {
+			};
+		};
+
+		gpu {
+			trips {
+				trip at 0 {
+					temperature = <101000>;
+					hysteresis = <0>;
+					type = "critical";
+				};
+			};
+
+			cooling-maps {
+			};
+		};
+	};
  };
--

1.8.1.5

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