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[v5,2/3] ARM: tegra: Add PMC thermtrip programming to Jetson TK1 device tree

Message ID 1420541578-27968-3-git-send-email-mikko.perttunen@kapsi.fi (mailing list archive)
State New, archived
Headers show

Commit Message

Mikko Perttunen Jan. 6, 2015, 10:52 a.m. UTC 
From: Mikko Perttunen <mperttunen@nvidia.com>

This adds the required information to reset the board during an overheating
situation to the Jetson TK1 device tree. The thermal reset is handled by the
PMC by sending an I2C message to the PMIC. The entries specify the I2C
message to be sent.

Signed-off-by: Mikko Perttunen <mperttunen@nvidia.com>
---
 arch/arm/boot/dts/tegra124-jetson-tk1.dts | 7 +++++++
 1 file changed, 7 insertions(+)
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Patch

diff --git a/arch/arm/boot/dts/tegra124-jetson-tk1.dts b/arch/arm/boot/dts/tegra124-jetson-tk1.dts
index f46a789..be36bb4 100644
--- a/arch/arm/boot/dts/tegra124-jetson-tk1.dts
+++ b/arch/arm/boot/dts/tegra124-jetson-tk1.dts
@@ -1672,6 +1672,13 @@ 
 		nvidia,core-pwr-off-time = <61036>;
 		nvidia,core-power-req-active-high;
 		nvidia,sys-clock-req-active-high;
+
+		i2c-thermtrip {
+			nvidia,i2c-controller-id = <4>;
+			nvidia,bus-addr = <0x40>;
+			nvidia,reg-addr = <0x36>;
+			nvidia,reg-data = <0x2>;
+		};
 	};
 
 	/* Serial ATA */