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/arm64/ti/k3-am6528-iot2050-basic-common.dtsi

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    1 // SPDX-License-Identifier: GPL-2.0
    2 /*
    3  * Copyright (c) Siemens AG, 2018-2021
    4  *
    5  * Authors:
    6  *   Le Jin <le.jin@siemens.com>
    7  *   Jan Kiszka <jan.kiszka@siemens.com>
    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 };

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