arch/arm/dts/k3-am6528-iot2050-basic-common.dtsi

   1 // SPDX-License-Identifier: GPL-2.0
   2 /*
   3  * Copyright (c) Siemens AG, 2018-2021
   4  *
   5  * Authors:
   6  *   Le Jin <[email protected]>
   7  *   Jan Kiszka <[email protected]>
   8  *
   9  * Common bits of the IOT2050 Basic variant, PG1 and PG2
  10  */
  11
  12 #include "k3-am65-iot2050-common.dtsi"
  13
  14 / {
  15         memory@80000000 {
  16                 device_type = "memory";
  17                 /* 1G RAM */
  18                 reg = <0x00000000 0x80000000 0x00000000 0x40000000>;
  19         };
  20
  21         cpus {
  22                 cpu-map {
  23                         /delete-node/ cluster1;
  24                 };
  25                 /delete-node/ cpu@100;
  26                 /delete-node/ cpu@101;
  27         };
  28
  29         /delete-node/ l2-cache1;
  30 };
  31
  32 /* eMMC */
  33 &sdhci0 {
  34         status = "disabled";
  35 };
  36
  37 &main_pmx0 {
  38         main_uart0_pins_default: main-uart0-pins-default {
  39                 pinctrl-single,pins = <
  40                         AM65X_IOPAD(0x01e4, PIN_INPUT,  0)  /* (AF11) UART0_RXD */
  41                         AM65X_IOPAD(0x01e8, PIN_OUTPUT, 0)  /* (AE11) UART0_TXD */
  42                         AM65X_IOPAD(0x01ec, PIN_INPUT,  0)  /* (AG11) UART0_CTSn */
  43                         AM65X_IOPAD(0x01f0, PIN_OUTPUT, 0)  /* (AD11) UART0_RTSn */
  44                         AM65X_IOPAD(0x0188, PIN_INPUT,  1)  /* (D25) UART0_DCDn */
  45                         AM65X_IOPAD(0x018c, PIN_INPUT,  1)  /* (B26) UART0_DSRn */
  46                         AM65X_IOPAD(0x0190, PIN_OUTPUT, 1)  /* (A24) UART0_DTRn */
  47                         AM65X_IOPAD(0x0194, PIN_INPUT,  1)  /* (E24) UART0_RIN */
  48                 >;
  49         };
  50 };
  51
  52 &main_uart0 {
  53         pinctrl-names = "default";
  54         pinctrl-0 = <&main_uart0_pins_default>;
  55 };
  56
  57 &mcu_r5fss0 {
  58         /* lock-step mode not supported on Basic boards */
  59         ti,cluster-mode = <0>;
  60 };