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/omap4460.dtsi

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    1 // SPDX-License-Identifier: GPL-2.0-only
    2 /*
    3  * Device Tree Source for OMAP4460 SoC
    4  *
    5  * Copyright (C) 2012 Texas Instruments Incorporated - https://www.ti.com/
    6  */
    7 #include "omap4.dtsi"
    8 
    9 / {
   10         cpus {
   11                 /* OMAP446x 'standard device' variants OPP50 to OPPTurbo */
   12                 cpu0: cpu@0 {
   13                         operating-points = <
   14                                 /* kHz    uV */
   15                                 350000  1025000
   16                                 700000  1200000
   17                                 920000  1313000
   18                         >;
   19                         clock-latency = <300000>; /* From legacy driver */
   20 
   21                         /* cooling options */
   22                         #cooling-cells = <2>; /* min followed by max */
   23                 };
   24         };
   25 
   26         thermal-zones {
   27                 #include "omap4-cpu-thermal.dtsi"
   28         };
   29 
   30         ocp {
   31                 bandgap: bandgap@4a002260 {
   32                         reg = <0x4a002260 0x4
   33                                0x4a00232C 0x4
   34                                0x4a002378 0x18>;
   35                         compatible = "ti,omap4460-bandgap";
   36                         interrupts = <0 126 IRQ_TYPE_LEVEL_HIGH>; /* talert */
   37                         gpios = <&gpio3 22 GPIO_ACTIVE_HIGH>; /* tshut */
   38 
   39                         #thermal-sensor-cells = <0>;
   40                 };
   41 
   42                 abb_mpu: regulator-abb-mpu {
   43                         status = "okay";
   44 
   45                         reg = <0x4a307bd0 0x8>, <0x4a306014 0x4>,
   46                               <0x4A002268 0x4>;
   47                         reg-names = "base-address", "int-address",
   48                                     "efuse-address";
   49 
   50                         ti,abb_info = <
   51                         /*uV            ABB     efuse   rbb_m   fbb_m   vset_m*/
   52                         1025000         0       0       0       0       0
   53                         1200000         0       0       0       0       0
   54                         1313000         0       0       0x100000 0x40000 0
   55                         1375000         1       0       0       0       0
   56                         1389000         1       0       0       0       0
   57                         >;
   58                 };
   59 
   60                 abb_iva: regulator-abb-iva {
   61                         status = "okay";
   62 
   63                         reg = <0x4a307bd8 0x8>, <0x4a306010 0x4>,
   64                               <0x4A002268 0x4>;
   65                         reg-names = "base-address", "int-address",
   66                                     "efuse-address";
   67 
   68                         ti,abb_info = <
   69                         /*uV            ABB     efuse   rbb_m   fbb_m   vset_m*/
   70                         950000          0       0       0       0       0
   71                         1140000         0       0       0       0       0
   72                         1291000         0       0       0x200000 0      0
   73                         1375000         1       0       0       0       0
   74                         1376000         1       0       0       0       0
   75                         >;
   76                 };
   77         };
   78 
   79 };
   80 
   81 &cpu_thermal {
   82         coefficients = <348 (-9301)>;
   83 };
   84 
   85 /* Only some L4 CFG interconnect ranges are different on 4460 */
   86 &l4_cfg_segment_300000 {
   87         ranges = <0x00000000 0x00300000 0x020000>,      /* ap 67 */
   88                  <0x00040000 0x00340000 0x001000>,      /* ap 68 */
   89                  <0x00020000 0x00320000 0x004000>,      /* ap 71 */
   90                  <0x00024000 0x00324000 0x002000>,      /* ap 72 */
   91                  <0x00026000 0x00326000 0x001000>,      /* ap 73 */
   92                  <0x00027000 0x00327000 0x001000>,      /* ap 74 */
   93                  <0x00028000 0x00328000 0x001000>,      /* ap 75 */
   94                  <0x00029000 0x00329000 0x001000>,      /* ap 76 */
   95                  <0x00030000 0x00330000 0x010000>,      /* ap 77 */
   96                  <0x0002a000 0x0032a000 0x002000>,      /* ap 90 */
   97                  <0x0002c000 0x0032c000 0x004000>,      /* ap 91 */
   98                  <0x00010000 0x00310000 0x008000>,      /* ap 92 */
   99                  <0x00018000 0x00318000 0x004000>,      /* ap 93 */
  100                  <0x0001c000 0x0031c000 0x002000>,      /* ap 94 */
  101                  <0x0001e000 0x0031e000 0x002000>;      /* ap 95 */
  102 };
  103 
  104 &l4_cfg_target_0 {
  105         ranges = <0x00000000 0x00000000 0x00010000>,
  106                  <0x00010000 0x00010000 0x00008000>,
  107                  <0x00018000 0x00018000 0x00004000>,
  108                  <0x0001c000 0x0001c000 0x00002000>,
  109                  <0x0001e000 0x0001e000 0x00002000>,
  110                  <0x00020000 0x00020000 0x00004000>,
  111                  <0x00024000 0x00024000 0x00002000>,
  112                  <0x00026000 0x00026000 0x00001000>,
  113                  <0x00027000 0x00027000 0x00001000>,
  114                  <0x00028000 0x00028000 0x00001000>,
  115                  <0x00029000 0x00029000 0x00001000>,
  116                  <0x0002a000 0x0002a000 0x00002000>,
  117                  <0x0002c000 0x0002c000 0x00004000>,
  118                  <0x00030000 0x00030000 0x00010000>;
  119 };
  120 
  121 &pmu {
  122         compatible = "arm,cortex-a9-pmu";
  123         interrupts = <GIC_SPI 54 IRQ_TYPE_LEVEL_HIGH>,
  124                      <GIC_SPI 55 IRQ_TYPE_LEVEL_HIGH>;
  125 };
  126 
  127 /include/ "omap446x-clocks.dtsi"

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