arch/arm/boot/dts/sun5i-a13.dtsi

   1 /*
   2  * Copyright 2012 Maxime Ripard
   3  *
   4  * Maxime Ripard <maxime.ripard@free-electrons.com>
   5  *
   6  * This file is dual-licensed: you can use it either under the terms
   7  * of the GPL or the X11 license, at your option. Note that this dual
   8  * licensing only applies to this file, and not this project as a
   9  * whole.
  10  *
  11  *  a) This library is free software; you can redistribute it and/or
  12  *     modify it under the terms of the GNU General Public License as
  13  *     published by the Free Software Foundation; either version 2 of the
  14  *     License, or (at your option) any later version.
  15  *
  16  *     This library is distributed in the hope that it will be useful,
  17  *     but WITHOUT ANY WARRANTY; without even the implied warranty of
  18  *     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  19  *     GNU General Public License for more details.
  20  *
  21  * Or, alternatively,
  22  *
  23  *  b) Permission is hereby granted, free of charge, to any person
  24  *     obtaining a copy of this software and associated documentation
  25  *     files (the "Software"), to deal in the Software without
  26  *     restriction, including without limitation the rights to use,
  27  *     copy, modify, merge, publish, distribute, sublicense, and/or
  28  *     sell copies of the Software, and to permit persons to whom the
  29  *     Software is furnished to do so, subject to the following
  30  *     conditions:
  31  *
  32  *     The above copyright notice and this permission notice shall be
  33  *     included in all copies or substantial portions of the Software.
  34  *
  35  *     THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
  36  *     EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
  37  *     OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
  38  *     NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
  39  *     HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
  40  *     WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
  41  *     FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
  42  *     OTHER DEALINGS IN THE SOFTWARE.
  43  */
  44
  45 #include "sun5i.dtsi"
  46
  47 #include <dt-bindings/thermal/thermal.h>
  48
  49 / {
  50         thermal-zones {
  51                 cpu_thermal {
  52                         /* milliseconds */
  53                         polling-delay-passive = <250>;
  54                         polling-delay = <1000>;
  55                         thermal-sensors = <&rtp>;
  56
  57                         cooling-maps {
  58                                 map0 {
  59                                         trip = <&cpu_alert0>;
  60                                         cooling-device = <&cpu0 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>;
  61                                 };
  62                         };
  63
  64                         trips {
  65                                 cpu_alert0: cpu_alert0 {
  66                                         /* milliCelsius */
  67                                         temperature = <85000>;
  68                                         hysteresis = <2000>;
  69                                         type = "passive";
  70                                 };
  71
  72                                 cpu_crit: cpu_crit {
  73                                         /* milliCelsius */
  74                                         temperature = <100000>;
  75                                         hysteresis = <2000>;
  76                                         type = "critical";
  77                                 };
  78                         };
  79                 };
  80         };
  81
  82         display-engine {
  83                 compatible = "allwinner,sun5i-a13-display-engine";
  84                 allwinner,pipelines = <&fe0>;
  85         };
  86
  87         soc {
  88                 pwm: pwm@1c20e00 {
  89                         compatible = "allwinner,sun5i-a13-pwm";
  90                         reg = <0x01c20e00 0xc>;
  91                         clocks = <&ccu CLK_HOSC>;
  92                         #pwm-cells = <3>;
  93                         status = "disabled";
  94                 };
  95
  96         };
  97 };
  98
  99 &ccu {
 100         compatible = "allwinner,sun5i-a13-ccu";
 101 };
 102
 103 &cpu0 {
 104         clock-latency = <244144>; /* 8 32k periods */
 105         operating-points = <
 106                 /* kHz    uV */
 107                 1008000 1400000
 108                 912000  1350000
 109                 864000  1300000
 110                 624000  1200000
 111                 576000  1200000
 112                 432000  1200000
 113                 >;
 114         #cooling-cells = <2>;
 115 };
 116
 117 &pio {
 118         compatible = "allwinner,sun5i-a13-pinctrl";
 119 };