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Merge tag 'samsung-dt64-4.7' of git://git.kernel.org/pub/scm/linux/ke…
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…rnel/git/krzk/linux into next/dt64

Merge "Samsung Device Tree ARM64 updates and improvements for v4.7" from Krzysztof Kozlowski:

1. Add PL330 DMA controller and Thermal Management Unit to Exynos 7.

* tag 'samsung-dt64-4.7' of git://git.kernel.org/pub/scm/linux/kernel/git/krzk/linux:
  arm64: dts: Add nodes for pdma0 and pdma1 for exynos7
  arm64: dts: exynos: Add TMU node for exynos7
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Arnd Bergmann committed Apr 25, 2016
2 parents e24f89e + afa05e5 commit 318085c
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25 changes: 25 additions & 0 deletions arch/arm64/boot/dts/exynos/exynos7-tmu-sensor-conf.dtsi
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/*
* Device tree sources for Exynos7 TMU sensor configuration
*
* Copyright (c) 2016 Samsung Electronics Co., Ltd.
* http://www.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 = <9>;
samsung,tmu_reference_voltage = <17>;
samsung,tmu_noise_cancel_mode = <4>;
samsung,tmu_efuse_value = <75>;
samsung,tmu_min_efuse_value = <15>;
samsung,tmu_max_efuse_value = <100>;
samsung,tmu_first_point_trim = <25>;
samsung,tmu_second_point_trim = <85>;
samsung,tmu_default_temp_offset = <50>;
samsung,tmu_cal_type = <TYPE_ONE_POINT_TRIMMING>;
54 changes: 54 additions & 0 deletions arch/arm64/boot/dts/exynos/exynos7-trip-points.dtsi
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/*
* Device tree sources for default Exynos7 thermal zone definition
*
* Copyright (c) 2016 Samsung Electronics Co., Ltd.
* http://www.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.
*
*/

trips {
cpu-alert-0 {
temperature = <75000>; /* millicelsius */
hysteresis = <10000>; /* millicelsius */
type = "passive";
};
cpu-alert-1 {
temperature = <80000>; /* millicelsius */
hysteresis = <10000>; /* millicelsius */
type = "passive";
};
cpu-alert-2 {
temperature = <85000>; /* millicelsius */
hysteresis = <10000>; /* millicelsius */
type = "passive";
};
cpu-alert-3 {
temperature = <90000>; /* millicelsius */
hysteresis = <10000>; /* millicelsius */
type = "passive";
};
cpu-alert-4 {
temperature = <95000>; /* millicelsius */
hysteresis = <10000>; /* millicelsius */
type = "passive";
};
cpu-alert-5 {
temperature = <100000>; /* millicelsius */
hysteresis = <10000>; /* millicelsius */
type = "passive";
};
cpu-alert-6 {
temperature = <110000>; /* millicelsius */
hysteresis = <10000>; /* millicelsius */
type = "passive";
};
cpu-crit-0 {
temperature = <115000>; /* millicelsius */
hysteresis = <0>; /* millicelsius */
type = "critical";
};
};
49 changes: 49 additions & 0 deletions arch/arm64/boot/dts/exynos/exynos7.dtsi
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Expand Up @@ -27,6 +27,7 @@
pinctrl6 = &pinctrl_fsys0;
pinctrl7 = &pinctrl_fsys1;
pinctrl8 = &pinctrl_bus1;
tmuctrl0 = &tmuctrl_0;
};

cpus {
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<0x11006000 0x2000>;
};

amba {
compatible = "simple-bus";
#address-cells = <1>;
#size-cells = <1>;
ranges;

pdma0: pdma@10E10000 {
compatible = "arm,pl330", "arm,primecell";
reg = <0x10E10000 0x1000>;
interrupts = <0 225 0>;
clocks = <&clock_fsys0 ACLK_PDMA0>;
clock-names = "apb_pclk";
#dma-cells = <1>;
#dma-channels = <8>;
#dma-requests = <32>;
};

pdma1: pdma@10EB0000 {
compatible = "arm,pl330", "arm,primecell";
reg = <0x10EB0000 0x1000>;
interrupts = <0 226 0>;
clocks = <&clock_fsys0 ACLK_PDMA1>;
clock-names = "apb_pclk";
#dma-cells = <1>;
#dma-channels = <8>;
#dma-requests = <32>;
};
};

clock_topc: clock-controller@10570000 {
compatible = "samsung,exynos7-clock-topc";
reg = <0x10570000 0x10000>;
Expand Down Expand Up @@ -538,6 +568,25 @@
clocks = <&clock_peric0 PCLK_PWM>;
clock-names = "timers";
};

tmuctrl_0: tmu@10060000 {
compatible = "samsung,exynos7-tmu";
reg = <0x10060000 0x200>;
interrupts = <0 108 0>;
clocks = <&clock_peris PCLK_TMU>,
<&clock_peris SCLK_TMU>;
clock-names = "tmu_apbif", "tmu_sclk";
#include "exynos7-tmu-sensor-conf.dtsi"
};

thermal-zones {
atlas_thermal: cluster0-thermal {
polling-delay-passive = <0>; /* milliseconds */
polling-delay = <0>; /* milliseconds */
thermal-sensors = <&tmuctrl_0>;
#include "exynos7-trip-points.dtsi"
};
};
};
};

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