[PATCHv2 1/7] arm: dts: add dra7 DSPEVE thermal data
Eduardo Valentin
eduardo.valentin at ti.com
Mon Jan 6 07:36:45 EST 2014
This patch introduces a dtsi file to contain the thermal data
for DSPEVE domain on DRA7 and later SoCs. This data will
enable a thermal shutdown at 125C.
Cc: Benoît Cousson <bcousson at baylibre.com>
Cc: Zhang Rui <rui.zhang at intel.com>
Cc: Rob Herring <rob.herring at calxeda.com>
Cc: Pawel Moll <pawel.moll at arm.com>
Cc: Mark Rutland <mark.rutland at arm.com>
Cc: Stephen Warren <swarren at wwwdotorg.org>
Cc: Ian Campbell <ijc+devicetree at hellion.org.uk>
Cc: Russell King <linux at arm.linux.org.uk>
Cc: devicetree at vger.kernel.org
Cc: linux-arm-kernel at lists.infradead.org
Cc: linux-kernel at vger.kernel.org
Signed-off-by: Eduardo Valentin <eduardo.valentin at ti.com>
---
arch/arm/boot/dts/dra7-dspeve-thermal.dtsi | 28 ++++++++++++++++++++++++++++
1 file changed, 28 insertions(+)
create mode 100644 arch/arm/boot/dts/dra7-dspeve-thermal.dtsi
diff --git a/arch/arm/boot/dts/dra7-dspeve-thermal.dtsi b/arch/arm/boot/dts/dra7-dspeve-thermal.dtsi
new file mode 100644
index 0000000..50e78b6
--- /dev/null
+++ b/arch/arm/boot/dts/dra7-dspeve-thermal.dtsi
@@ -0,0 +1,28 @@
+/*
+ * Device Tree Source for DRA7 SoC DSPEVE thermal
+ *
+ * Copyright (C) 2013 Texas Instruments Incorporated - http://www.ti.com/
+ * Contact: Eduardo Valentin <eduardo.valentin at ti.com>
+ *
+ * This file is licensed under the terms of the GNU General Public License
+ * version 2. This program is licensed "as is" without any warranty of any
+ * kind, whether express or implied.
+ */
+
+#include <dt-bindings/thermal/thermal.h>
+
+dspeve_thermal: dspeve_thermal {
+ polling-delay-passive = <250>; /* milliseconds */
+ polling-delay = <1000>; /* milliseconds */
+
+ /* sensor ID */
+ thermal-sensors = <&bandgap 3>;
+
+ trips {
+ dspeve_crit: dspeve_crit {
+ temperature = <125000>; /* milliCelsius */
+ hysteresis = <2000>; /* milliCelsius */
+ type = "critical";
+ };
+ };
+};
--
1.8.2.1.342.gfa7285d
More information about the linux-arm-kernel
mailing list