xref: /freebsd/sys/contrib/device-tree/src/arm64/ti/k3-am6528-iot2050-basic-common.dtsi (revision b197d4b893974c9eb4d7b38704c6d5c486235d6f)
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};
61