The Design and Implementation of the FreeBSD Operating System, Second Edition
Now available: The Design and Implementation of the FreeBSD Operating System (Second Edition)

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FreeBSD/Linux Kernel Cross Reference
sys/contrib/device-tree/src/arm/exynos5422-odroidhc1.dts

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    1 // SPDX-License-Identifier: GPL-2.0
    2 /*
    3  * Hardkernel Odroid HC1 board device tree source
    4  *
    5  * Copyright (c) 2017 Marek Szyprowski
    6  * Copyright (c) 2017 Samsung Electronics Co., Ltd.
    7  *              http://www.samsung.com
    8  */
    9 
   10 /dts-v1/;
   11 #include <dt-bindings/leds/common.h>
   12 #include "exynos5422-odroid-core.dtsi"
   13 
   14 / {
   15         model = "Hardkernel Odroid HC1";
   16         compatible = "hardkernel,odroid-hc1", "samsung,exynos5800", \
   17                      "samsung,exynos5";
   18 
   19         led-controller {
   20                 compatible = "pwm-leds";
   21 
   22                 led-1 {
   23                         function = LED_FUNCTION_HEARTBEAT;
   24                         color = <LED_COLOR_ID_BLUE>;
   25                         pwms = <&pwm 2 2000000 0>;
   26                         pwm-names = "pwm2";
   27                         max-brightness = <255>;
   28                         linux,default-trigger = "heartbeat";
   29                 };
   30         };
   31 
   32         thermal-zones {
   33                 cpu0_thermal: cpu0-thermal {
   34                         thermal-sensors = <&tmu_cpu0 0>;
   35                         trips {
   36                                 cpu0_alert0: cpu-alert-0 {
   37                                         temperature = <70000>; /* millicelsius */
   38                                         hysteresis = <10000>; /* millicelsius */
   39                                         type = "active";
   40                                 };
   41                                 cpu0_alert1: cpu-alert-1 {
   42                                         temperature = <85000>; /* millicelsius */
   43                                         hysteresis = <10000>; /* millicelsius */
   44                                         type = "active";
   45                                 };
   46                                 cpu0_crit0: cpu-crit-0 {
   47                                         temperature = <120000>; /* millicelsius */
   48                                         hysteresis = <0>; /* millicelsius */
   49                                         type = "critical";
   50                                 };
   51                         };
   52 
   53                         cooling-maps {
   54                                 /*
   55                                  * When reaching cpu0_alert0, reduce CPU
   56                                  * by 2 steps. On Exynos5422/5800 that would
   57                                  * be: 1600 MHz and 1100 MHz.
   58                                  */
   59                                 map0 {
   60                                         trip = <&cpu0_alert0>;
   61                                         cooling-device = <&cpu0 0 2>,
   62                                                          <&cpu1 0 2>,
   63                                                          <&cpu2 0 2>,
   64                                                          <&cpu3 0 2>,
   65                                                          <&cpu4 0 2>,
   66                                                          <&cpu5 0 2>,
   67                                                          <&cpu6 0 2>,
   68                                                          <&cpu7 0 2>;
   69                                 };
   70                                 /*
   71                                  * When reaching cpu0_alert1, reduce CPU
   72                                  * further, down to 600 MHz (12 steps for big,
   73                                  * 7 steps for LITTLE).
   74                                  */
   75                                 map1 {
   76                                         trip = <&cpu0_alert1>;
   77                                         cooling-device = <&cpu0 3 8>,
   78                                                          <&cpu1 3 8>,
   79                                                          <&cpu2 3 8>,
   80                                                          <&cpu3 3 8>,
   81                                                          <&cpu4 3 14>,
   82                                                          <&cpu5 3 14>,
   83                                                          <&cpu6 3 14>,
   84                                                          <&cpu7 3 14>;
   85                                 };
   86                         };
   87                 };
   88                 cpu1_thermal: cpu1-thermal {
   89                         thermal-sensors = <&tmu_cpu1 0>;
   90                         trips {
   91                                 cpu1_alert0: cpu-alert-0 {
   92                                         temperature = <70000>;
   93                                         hysteresis = <10000>;
   94                                         type = "active";
   95                                 };
   96                                 cpu1_alert1: cpu-alert-1 {
   97                                         temperature = <85000>;
   98                                         hysteresis = <10000>;
   99                                         type = "active";
  100                                 };
  101                                 cpu1_crit0: cpu-crit-0 {
  102                                         temperature = <120000>;
  103                                         hysteresis = <0>;
  104                                         type = "critical";
  105                                 };
  106                         };
  107                         cooling-maps {
  108                                 map0 {
  109                                         trip = <&cpu1_alert0>;
  110                                         cooling-device = <&cpu0 0 2>,
  111                                                          <&cpu1 0 2>,
  112                                                          <&cpu2 0 2>,
  113                                                          <&cpu3 0 2>,
  114                                                          <&cpu4 0 2>,
  115                                                          <&cpu5 0 2>,
  116                                                          <&cpu6 0 2>,
  117                                                          <&cpu7 0 2>;
  118                                 };
  119                                 map1 {
  120                                         trip = <&cpu1_alert1>;
  121                                         cooling-device = <&cpu0 3 8>,
  122                                                          <&cpu1 3 8>,
  123                                                          <&cpu2 3 8>,
  124                                                          <&cpu3 3 8>,
  125                                                          <&cpu4 3 14>,
  126                                                          <&cpu5 3 14>,
  127                                                          <&cpu6 3 14>,
  128                                                          <&cpu7 3 14>;
  129                                 };
  130                         };
  131                 };
  132                 cpu2_thermal: cpu2-thermal {
  133                         thermal-sensors = <&tmu_cpu2 0>;
  134                         trips {
  135                                 cpu2_alert0: cpu-alert-0 {
  136                                         temperature = <70000>;
  137                                         hysteresis = <10000>;
  138                                         type = "active";
  139                                 };
  140                                 cpu2_alert1: cpu-alert-1 {
  141                                         temperature = <85000>;
  142                                         hysteresis = <10000>;
  143                                         type = "active";
  144                                 };
  145                                 cpu2_crit0: cpu-crit-0 {
  146                                         temperature = <120000>;
  147                                         hysteresis = <0>;
  148                                         type = "critical";
  149                                 };
  150                         };
  151                         cooling-maps {
  152                                 map0 {
  153                                         trip = <&cpu2_alert0>;
  154                                         cooling-device = <&cpu0 0 2>,
  155                                                          <&cpu1 0 2>,
  156                                                          <&cpu2 0 2>,
  157                                                          <&cpu3 0 2>,
  158                                                          <&cpu4 0 2>,
  159                                                          <&cpu5 0 2>,
  160                                                          <&cpu6 0 2>,
  161                                                          <&cpu7 0 2>;
  162                                 };
  163                                 map1 {
  164                                         trip = <&cpu2_alert1>;
  165                                         cooling-device = <&cpu0 3 8>,
  166                                                          <&cpu1 3 8>,
  167                                                          <&cpu2 3 8>,
  168                                                          <&cpu3 3 8>,
  169                                                          <&cpu4 3 14>,
  170                                                          <&cpu5 3 14>,
  171                                                          <&cpu6 3 14>,
  172                                                          <&cpu7 3 14>;
  173                                 };
  174                         };
  175                 };
  176                 cpu3_thermal: cpu3-thermal {
  177                         thermal-sensors = <&tmu_cpu3 0>;
  178                         trips {
  179                                 cpu3_alert0: cpu-alert-0 {
  180                                         temperature = <70000>;
  181                                         hysteresis = <10000>;
  182                                         type = "active";
  183                                 };
  184                                 cpu3_alert1: cpu-alert-1 {
  185                                         temperature = <85000>;
  186                                         hysteresis = <10000>;
  187                                         type = "active";
  188                                 };
  189                                 cpu3_crit0: cpu-crit-0 {
  190                                         temperature = <120000>;
  191                                         hysteresis = <0>;
  192                                         type = "critical";
  193                                 };
  194                         };
  195                         cooling-maps {
  196                                 map0 {
  197                                         trip = <&cpu3_alert0>;
  198                                         cooling-device = <&cpu0 0 2>,
  199                                                          <&cpu1 0 2>,
  200                                                          <&cpu2 0 2>,
  201                                                          <&cpu3 0 2>,
  202                                                          <&cpu4 0 2>,
  203                                                          <&cpu5 0 2>,
  204                                                          <&cpu6 0 2>,
  205                                                          <&cpu7 0 2>;
  206                                 };
  207                                 map1 {
  208                                         trip = <&cpu3_alert1>;
  209                                         cooling-device = <&cpu0 3 8>,
  210                                                          <&cpu1 3 8>,
  211                                                          <&cpu2 3 8>,
  212                                                          <&cpu3 3 8>,
  213                                                          <&cpu4 3 14>,
  214                                                          <&cpu5 3 14>,
  215                                                          <&cpu6 3 14>,
  216                                                          <&cpu7 3 14>;
  217                                 };
  218                         };
  219                 };
  220                 gpu_thermal: gpu-thermal {
  221                         thermal-sensors = <&tmu_gpu 0>;
  222                         trips {
  223                                 gpu_alert0: gpu-alert-0 {
  224                                         temperature = <70000>;
  225                                         hysteresis = <10000>;
  226                                         type = "active";
  227                                 };
  228                                 gpu_alert1: gpu-alert-1 {
  229                                         temperature = <85000>;
  230                                         hysteresis = <10000>;
  231                                         type = "active";
  232                                 };
  233                                 gpu_crit0: gpu-crit-0 {
  234                                         temperature = <120000>;
  235                                         hysteresis = <0>;
  236                                         type = "critical";
  237                                 };
  238                         };
  239                         cooling-maps {
  240                                 map0 {
  241                                         trip = <&gpu_alert0>;
  242                                         cooling-device = <&gpu 0 2>;
  243                                 };
  244                                 map1 {
  245                                         trip = <&gpu_alert1>;
  246                                         cooling-device = <&gpu 3 6>;
  247                                 };
  248                         };
  249                 };
  250         };
  251 
  252 };
  253 
  254 &pwm {
  255         /*
  256          * PWM 2 -- Blue LED
  257          */
  258         pinctrl-0 = <&pwm2_out>;
  259         pinctrl-names = "default";
  260         samsung,pwm-outputs = <2>;
  261         status = "okay";
  262 };
  263 
  264 &usbdrd_dwc3_1 {
  265         dr_mode = "host";
  266 };

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