arch/arm/boot/dts/nspire-cx.dts

   1 /*
   2  *  linux/arch/arm/boot/nspire-cx.dts
   3  *
   4  *  Copyright (C) 2013 Daniel Tang <tangrs@tangrs.id.au>
   5  *
   6  * This program is free software; you can redistribute it and/or modify
   7  * it under the terms of the GNU General Public License version 2, as
   8  * published by the Free Software Foundation.
   9  *
  10  */
  11 /dts-v1/;
  12
  13 /include/ "nspire.dtsi"
  14
  15 &lcd {
  16         lcd-type = "cx";
  17 };
  18
  19 &fast_timer {
  20         /* compatible = "arm,sp804", "arm,primecell"; */
  21 };
  22
  23 &uart {
  24         compatible = "arm,pl011", "arm,primecell";
  25
  26         clocks = <&uart_clk>, <&apb_pclk>;
  27         clock-names = "uart_clk", "apb_pclk";
  28 };
  29
  30 &timer0 {
  31         compatible = "arm,sp804", "arm,primecell";
  32 };
  33
  34 &timer1 {
  35         compatible = "arm,sp804", "arm,primecell";
  36 };
  37
  38 &base_clk {
  39         compatible = "lsi,nspire-cx-clock";
  40 };
  41
  42 &ahb_clk {
  43         compatible = "lsi,nspire-cx-ahb-divider";
  44 };
  45
  46 &keypad {
  47         linux,keymap = <
  48         0x0000001c      0x0001001c      0x00040039
  49         0x0005002c      0x00060015      0x0007000b
  50         0x0008000f      0x0100002d      0x01010011
  51         0x0102002f      0x01030004      0x01040016
  52         0x01050014      0x0106001f      0x01070002
  53         0x010a006a      0x02000013      0x02010010
  54         0x02020019      0x02030007      0x02040018
  55         0x02050031      0x02060032      0x02070005
  56         0x02080028      0x0209006c      0x03000026
  57         0x03010025      0x03020024      0x0303000a
  58         0x03040017      0x03050023      0x03060022
  59         0x03070008      0x03080035      0x03090069
  60         0x04000021      0x04010012      0x04020020
  61         0x0404002e      0x04050030      0x0406001e
  62         0x0407000d      0x04080037      0x04090067
  63         0x05010038      0x0502000c      0x0503001b
  64         0x05040034      0x0505001a      0x05060006
  65         0x05080027      0x0509000e      0x050a006f
  66         0x0600002b      0x0602004e      0x06030068
  67         0x06040003      0x0605006d      0x06060009
  68         0x06070001      0x0609000f      0x0708002a
  69         0x0709001d      0x070a0033      >;
  70 };
  71
  72 &vbus_reg {
  73         gpio = <&gpio 2 0>;
  74 };
  75
  76 / {
  77         model = "TI-NSPIRE CX";
  78         compatible = "ti,nspire-cx";
  79
  80         memory {
  81                 device_type = "memory";
  82                 reg = <0x10000000 0x4000000>; /* 64 MB */
  83         };
  84
  85         uart_clk: uart_clk {
  86                 #clock-cells = <0>;
  87                 compatible = "fixed-clock";
  88                 clock-frequency = <12000000>;
  89         };
  90
  91         ahb {
  92                 #address-cells = <1>;
  93                 #size-cells = <1>;
  94
  95                 intc: interrupt-controller@DC000000 {
  96                         compatible = "arm,pl190-vic";
  97                         interrupt-controller;
  98                         reg = <0xDC000000 0x1000>;
  99                         #interrupt-cells = <1>;
 100                 };
 101
 102                 apb@90000000 {
 103                         #address-cells = <1>;
 104                         #size-cells = <1>;
 105
 106                         i2c@90050000 {
 107                                 compatible = "snps,designware-i2c";
 108                                 reg = <0x90050000 0x1000>;
 109                                 interrupts = <20>;
 110                         };
 111                 };
 112         };
 113         chosen {
 114                 bootargs = "debug earlyprintk console=tty0 console=ttyAMA0,115200n8 root=/dev/ram0";
 115         };
 116 };