1// SPDX-License-Identifier: GPL-2.0
2/*
3 * Copyright (C) 2016-2018 Texas Instruments Incorporated - http://www.ti.com/
4 */
5
6/dts-v1/;
7
8#include "k3-am654.dtsi"
9
10/ {
11	compatible =  "ti,am654-evm", "ti,am654";
12	model = "Texas Instruments AM654 Base Board";
13
14	chosen {
15		stdout-path = "serial2:115200n8";
16		bootargs = "earlycon=ns16550a,mmio32,0x02800000";
17	};
18
19	memory@80000000 {
20		device_type = "memory";
21		/* 4G RAM */
22		reg = <0x00000000 0x80000000 0x00000000 0x80000000>,
23		      <0x00000008 0x80000000 0x00000000 0x80000000>;
24	};
25
26	reserved-memory {
27		#address-cells = <2>;
28		#size-cells = <2>;
29		ranges;
30		secure_ddr: secure_ddr@9e800000 {
31			reg = <0 0x9e800000 0 0x01800000>; /* for OP-TEE */
32			alignment = <0x1000>;
33			no-map;
34		};
35	};
36};
37
38&wkup_pmx0 {
39	wkup_i2c0_pins_default: wkup-i2c0-pins-default {
40		pinctrl-single,pins = <
41			AM65X_WKUP_IOPAD(0x00e0, PIN_INPUT, 0) /* (AC7) WKUP_I2C0_SCL */
42			AM65X_WKUP_IOPAD(0x00e4, PIN_INPUT, 0) /* (AD6) WKUP_I2C0_SDA */
43		>;
44	};
45};
46
47&main_pmx0 {
48	main_uart0_pins_default: main-uart0-pins-default {
49		pinctrl-single,pins = <
50			AM65X_IOPAD(0x01e4, PIN_INPUT, 0)	/* (AF11) UART0_RXD */
51			AM65X_IOPAD(0x01e8, PIN_OUTPUT, 0)	/* (AE11) UART0_TXD */
52			AM65X_IOPAD(0x01ec, PIN_INPUT, 0)	/* (AG11) UART0_CTSn */
53			AM65X_IOPAD(0x01f0, PIN_OUTPUT, 0)	/* (AD11) UART0_RTSn */
54		>;
55	};
56
57	main_i2c2_pins_default: main-i2c2-pins-default {
58		pinctrl-single,pins = <
59			AM65X_IOPAD(0x0074, PIN_INPUT, 5) /* (T27) GPMC0_CSn3.I2C2_SCL */
60			AM65X_IOPAD(0x0070, PIN_INPUT, 5) /* (R25) GPMC0_CSn2.I2C2_SDA */
61		>;
62	};
63};
64
65&main_pmx1 {
66	main_i2c0_pins_default: main-i2c0-pins-default {
67		pinctrl-single,pins = <
68			AM65X_IOPAD(0x0000, PIN_INPUT, 0) /* (D20) I2C0_SCL */
69			AM65X_IOPAD(0x0004, PIN_INPUT, 0) /* (C21) I2C0_SDA */
70		>;
71	};
72
73	main_i2c1_pins_default: main-i2c1-pins-default {
74		pinctrl-single,pins = <
75			AM65X_IOPAD(0x0008, PIN_INPUT, 0) /* (B21) I2C1_SCL */
76			AM65X_IOPAD(0x000c, PIN_INPUT, 0) /* (E21) I2C1_SDA */
77		>;
78	};
79
80	ecap0_pins_default: ecap0-pins-default {
81		pinctrl-single,pins = <
82			AM65X_IOPAD(0x0010, PIN_INPUT, 0) /* (D21) ECAP0_IN_APWM_OUT */
83		>;
84	};
85};
86
87&wkup_uart0 {
88	/* Wakeup UART is used by System firmware */
89	status = "disabled";
90};
91
92&main_uart0 {
93	pinctrl-names = "default";
94	pinctrl-0 = <&main_uart0_pins_default>;
95};
96
97&wkup_i2c0 {
98	pinctrl-names = "default";
99	pinctrl-0 = <&wkup_i2c0_pins_default>;
100	clock-frequency = <400000>;
101
102	pca9554: gpio@39 {
103		compatible = "nxp,pca9554";
104		reg = <0x39>;
105		gpio-controller;
106		#gpio-cells = <2>;
107	};
108};
109
110&main_i2c0 {
111	pinctrl-names = "default";
112	pinctrl-0 = <&main_i2c0_pins_default>;
113	clock-frequency = <400000>;
114
115	pca9555: gpio@21 {
116		compatible = "nxp,pca9555";
117		reg = <0x21>;
118		gpio-controller;
119		#gpio-cells = <2>;
120	};
121};
122
123&main_i2c1 {
124	pinctrl-names = "default";
125	pinctrl-0 = <&main_i2c1_pins_default>;
126	clock-frequency = <400000>;
127};
128
129&main_i2c2 {
130	pinctrl-names = "default";
131	pinctrl-0 = <&main_i2c2_pins_default>;
132	clock-frequency = <400000>;
133};
134
135&ecap0 {
136	pinctrl-names = "default";
137	pinctrl-0 = <&ecap0_pins_default>;
138};
139