arch/arm/boot/dts/omap36xx.dtsi

   1 /*
   2  * Device Tree Source for OMAP3 SoC
   3  *
   4  * Copyright (C) 2012 Texas Instruments Incorporated - http://www.ti.com/
   5  *
   6  * This file is licensed under the terms of the GNU General Public License
   7  * version 2.  This program is licensed "as is" without any warranty of any
   8  * kind, whether express or implied.
   9  */
  10
  11 #include "omap3.dtsi"
  12
  13 / {
  14         aliases {
  15                 serial3 = &uart4;
  16         };
  17
  18         cpus {
  19                 /* OMAP3630/OMAP37xx 'standard device' variants OPP50 to OPP130 */
  20                 cpu@0 {
  21                         operating-points = <
  22                                 /* kHz    uV */
  23                                 300000  1012500
  24                                 600000  1200000
  25                                 800000  1325000
  26                         >;
  27                         clock-latency = <300000>; /* From legacy driver */
  28                 };
  29         };
  30
  31         ocp {
  32                 uart4: serial@49042000 {
  33                         compatible = "ti,omap3-uart";
  34                         reg = <0x49042000 0x400>;
  35                         interrupts = <80>;
  36                         dmas = <&sdma 81 &sdma 82>;
  37                         dma-names = "tx", "rx";
  38                         ti,hwmods = "uart4";
  39                         clock-frequency = <48000000>;
  40                 };
  41         };
  42 };