0001 // SPDX-License-Identifier: GPL-2.0
0002 /*
0003 * Copyright (c) Siemens AG, 2018-2021
0004 *
0005 * Authors:
0006 * Le Jin <le.jin@siemens.com>
0007 * Jan Kiszka <jan.kiszka@siemens.com>
0008 *
0009 * Common bits of the IOT2050 Basic variant, PG1 and PG2
0010 */
0011
0012 #include "k3-am65-iot2050-common.dtsi"
0013
0014 / {
0015 memory@80000000 {
0016 device_type = "memory";
0017 /* 1G RAM */
0018 reg = <0x00000000 0x80000000 0x00000000 0x40000000>;
0019 };
0020
0021 cpus {
0022 cpu-map {
0023 /delete-node/ cluster1;
0024 };
0025 /delete-node/ cpu@100;
0026 /delete-node/ cpu@101;
0027 };
0028
0029 /delete-node/ l2-cache1;
0030 };
0031
0032 /* eMMC */
0033 &sdhci0 {
0034 status = "disabled";
0035 };
0036
0037 &main_pmx0 {
0038 main_uart0_pins_default: main-uart0-pins-default {
0039 pinctrl-single,pins = <
0040 AM65X_IOPAD(0x01e4, PIN_INPUT, 0) /* (AF11) UART0_RXD */
0041 AM65X_IOPAD(0x01e8, PIN_OUTPUT, 0) /* (AE11) UART0_TXD */
0042 AM65X_IOPAD(0x01ec, PIN_INPUT, 0) /* (AG11) UART0_CTSn */
0043 AM65X_IOPAD(0x01f0, PIN_OUTPUT, 0) /* (AD11) UART0_RTSn */
0044 AM65X_IOPAD(0x0188, PIN_INPUT, 1) /* (D25) UART0_DCDn */
0045 AM65X_IOPAD(0x018c, PIN_INPUT, 1) /* (B26) UART0_DSRn */
0046 AM65X_IOPAD(0x0190, PIN_OUTPUT, 1) /* (A24) UART0_DTRn */
0047 AM65X_IOPAD(0x0194, PIN_INPUT, 1) /* (E24) UART0_RIN */
0048 >;
0049 };
0050 };
0051
0052 &main_uart0 {
0053 pinctrl-names = "default";
0054 pinctrl-0 = <&main_uart0_pins_default>;
0055 };
0056
0057 &mcu_r5fss0 {
0058 /* lock-step mode not supported on Basic boards */
0059 ti,cluster-mode = <0>;
0060 };
