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Diffstat (limited to 'arch/arm/boot/dts/exynos5422-odroidxu3-common.dtsi')
-rw-r--r--arch/arm/boot/dts/exynos5422-odroidxu3-common.dtsi104
1 files changed, 92 insertions, 12 deletions
diff --git a/arch/arm/boot/dts/exynos5422-odroidxu3-common.dtsi b/arch/arm/boot/dts/exynos5422-odroidxu3-common.dtsi
index 2a4e10bc8801..d56253049ccb 100644
--- a/arch/arm/boot/dts/exynos5422-odroidxu3-common.dtsi
+++ b/arch/arm/boot/dts/exynos5422-odroidxu3-common.dtsi
@@ -1,9 +1,11 @@
/*
* Hardkernel Odroid XU3 board device tree source
*
- * Copyright (c) 2014 Collabora Ltd.
* Copyright (c) 2013 Samsung Electronics Co., Ltd.
* http://www.samsung.com
+ * Copyright (c) 2014 Collabora Ltd.
+ * Copyright (c) 2015 Lukasz Majewski <l.majewski@samsung.com>
+ * Anand Moon <linux.amoon@gmail.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
@@ -16,7 +18,7 @@
#include <dt-bindings/sound/samsung-i2s.h>
#include "exynos5800.dtsi"
#include "exynos5422-cpus.dtsi"
-#include "exynos5422-cpu-thermal.dtsi"
+#include "exynos-mfc-reserved-memory.dtsi"
/ {
memory {
@@ -54,6 +56,94 @@
#cooling-cells = <2>;
cooling-levels = <0 130 170 230>;
};
+
+ thermal-zones {
+ cpu0_thermal: cpu0-thermal {
+ thermal-sensors = <&tmu_cpu0 0>;
+ polling-delay-passive = <250>;
+ polling-delay = <0>;
+ trips {
+ cpu_alert0: cpu-alert-0 {
+ temperature = <50000>; /* millicelsius */
+ hysteresis = <5000>; /* millicelsius */
+ type = "active";
+ };
+ cpu_alert1: cpu-alert-1 {
+ temperature = <60000>; /* millicelsius */
+ hysteresis = <5000>; /* millicelsius */
+ type = "active";
+ };
+ cpu_alert2: cpu-alert-2 {
+ temperature = <70000>; /* millicelsius */
+ hysteresis = <5000>; /* millicelsius */
+ type = "active";
+ };
+ cpu_crit0: cpu-crit-0 {
+ temperature = <120000>; /* millicelsius */
+ hysteresis = <0>; /* millicelsius */
+ type = "critical";
+ };
+ /*
+ * Exynos542x supports only 4 trip-points
+ * so for these polling mode is required.
+ * Start polling at temperature level of last
+ * interrupt-driven trip: cpu_alert2
+ */
+ cpu_alert3: cpu-alert-3 {
+ temperature = <70000>; /* millicelsius */
+ hysteresis = <10000>; /* millicelsius */
+ type = "passive";
+ };
+ cpu_alert4: cpu-alert-4 {
+ temperature = <85000>; /* millicelsius */
+ hysteresis = <10000>; /* millicelsius */
+ type = "passive";
+ };
+
+ };
+ cooling-maps {
+ map0 {
+ trip = <&cpu_alert0>;
+ cooling-device = <&fan0 0 1>;
+ };
+ map1 {
+ trip = <&cpu_alert1>;
+ cooling-device = <&fan0 1 2>;
+ };
+ map2 {
+ trip = <&cpu_alert2>;
+ cooling-device = <&fan0 2 3>;
+ };
+ /*
+ * When reaching cpu_alert3, reduce CPU
+ * by 2 steps. On Exynos5422/5800 that would
+ * be: 1600 MHz and 1100 MHz.
+ */
+ map3 {
+ trip = <&cpu_alert3>;
+ cooling-device = <&cpu0 0 2>;
+ };
+ map4 {
+ trip = <&cpu_alert3>;
+ cooling-device = <&cpu4 0 2>;
+ };
+
+ /*
+ * When reaching cpu_alert4, reduce CPU
+ * further, down to 600 MHz (11 steps for big,
+ * 7 steps for LITTLE).
+ */
+ map5 {
+ trip = <&cpu_alert4>;
+ cooling-device = <&cpu0 3 7>;
+ };
+ map6 {
+ trip = <&cpu_alert4>;
+ cooling-device = <&cpu4 3 11>;
+ };
+ };
+ };
+ };
};
&bus_wcore {
@@ -405,11 +495,6 @@
};
};
-&mfc {
- samsung,mfc-r = <0x43000000 0x800000>;
- samsung,mfc-l = <0x51000000 0x800000>;
-};
-
&mmc_0 {
status = "okay";
mmc-pwrseq = <&emmc_pwrseq>;
@@ -487,27 +572,22 @@
&tmu_cpu0 {
vtmu-supply = <&ldo7_reg>;
- status = "okay";
};
&tmu_cpu1 {
vtmu-supply = <&ldo7_reg>;
- status = "okay";
};
&tmu_cpu2 {
vtmu-supply = <&ldo7_reg>;
- status = "okay";
};
&tmu_cpu3 {
vtmu-supply = <&ldo7_reg>;
- status = "okay";
};
&tmu_gpu {
vtmu-supply = <&ldo7_reg>;
- status = "okay";
};
&rtc {