ARM: dts: Trip points and sensor configuration data for exynos5440
authorLukasz Majewski <l.majewski@samsung.com>
Thu, 29 Jan 2015 23:26:03 +0000 (08:26 +0900)
committerKukjin Kim <kgene@kernel.org>
Thu, 26 Feb 2015 20:22:58 +0000 (05:22 +0900)
This commit provides information about Exynos5440 device configuration.
Previously this information was available in exynos_tmu_data.c file.
Now it is available in the device tree.
Such approach allows reusing some common code for thermal.

Signed-off-by: Lukasz Majewski <l.majewski@samsung.com>
Acked-by: Eduardo Valentin <edubezval@gmail.com>
Signed-off-by: Kukjin Kim <kgene@kernel.org>
arch/arm/boot/dts/exynos5440-tmu-sensor-conf.dtsi [new file with mode: 0644]
arch/arm/boot/dts/exynos5440-trip-points.dtsi [new file with mode: 0644]

diff --git a/arch/arm/boot/dts/exynos5440-tmu-sensor-conf.dtsi b/arch/arm/boot/dts/exynos5440-tmu-sensor-conf.dtsi
new file mode 100644 (file)
index 0000000..7b2fba0
--- /dev/null
@@ -0,0 +1,24 @@
+/*
+ * Device tree sources for Exynos5440 TMU sensor configuration
+ *
+ * Copyright (c) 2014 Lukasz Majewski <l.majewski@samsung.com>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ *
+ */
+
+#include <dt-bindings/thermal/thermal_exynos.h>
+
+#thermal-sensor-cells = <0>;
+samsung,tmu_gain = <5>;
+samsung,tmu_reference_voltage = <16>;
+samsung,tmu_noise_cancel_mode = <4>;
+samsung,tmu_efuse_value = <0x5d2d>;
+samsung,tmu_min_efuse_value = <16>;
+samsung,tmu_max_efuse_value = <76>;
+samsung,tmu_first_point_trim = <25>;
+samsung,tmu_second_point_trim = <70>;
+samsung,tmu_default_temp_offset = <25>;
+samsung,tmu_cal_type = <TYPE_ONE_POINT_TRIMMING>;
diff --git a/arch/arm/boot/dts/exynos5440-trip-points.dtsi b/arch/arm/boot/dts/exynos5440-trip-points.dtsi
new file mode 100644 (file)
index 0000000..48adfa8
--- /dev/null
@@ -0,0 +1,25 @@
+/*
+ * Device tree sources for default Exynos5440 thermal zone definition
+ *
+ * Copyright (c) 2014 Lukasz Majewski <l.majewski@samsung.com>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ *
+ */
+
+polling-delay-passive = <0>;
+polling-delay = <0>;
+trips {
+       cpu-alert-0 {
+               temperature = <100000>; /* millicelsius */
+               hysteresis = <0>; /* millicelsius */
+               type = "active";
+       };
+       cpu-crit-0 {
+               temperature = <1050000>; /* millicelsius */
+               hysteresis = <0>; /* millicelsius */
+               type = "critical";
+       };
+};