xref: /linux/arch/arm64/boot/dts/ti/k3-am62-mcu.dtsi (revision 0e2b2a76278153d1ac312b0691cb65dabb9aef3e)
1// SPDX-License-Identifier: GPL-2.0
2/*
3 * Device Tree Source for AM625 SoC Family MCU Domain peripherals
4 *
5 * Copyright (C) 2020-2022 Texas Instruments Incorporated - https://www.ti.com/
6 */
7
8&cbass_mcu {
9	mcu_pmx0: pinctrl@4084000 {
10		compatible = "pinctrl-single";
11		reg = <0x00 0x04084000 0x00 0x88>;
12		#pinctrl-cells = <1>;
13		pinctrl-single,register-width = <32>;
14		pinctrl-single,function-mask = <0xffffffff>;
15	};
16
17	mcu_esm: esm@4100000 {
18		compatible = "ti,j721e-esm";
19		reg = <0x00 0x4100000 0x00 0x1000>;
20		ti,esm-pins = <0>, <1>, <2>, <85>;
21	};
22
23	/*
24	 * The MCU domain timer interrupts are routed only to the ESM module,
25	 * and not currently available for Linux. The MCU domain timers are
26	 * of limited use without interrupts, and likely reserved by the ESM.
27	 */
28	mcu_timer0: timer@4800000 {
29		compatible = "ti,am654-timer";
30		reg = <0x00 0x4800000 0x00 0x400>;
31		clocks = <&k3_clks 35 2>;
32		clock-names = "fck";
33		power-domains = <&k3_pds 35 TI_SCI_PD_EXCLUSIVE>;
34		ti,timer-pwm;
35		status = "reserved";
36	};
37
38	mcu_timer1: timer@4810000 {
39		compatible = "ti,am654-timer";
40		reg = <0x00 0x4810000 0x00 0x400>;
41		clocks = <&k3_clks 48 2>;
42		clock-names = "fck";
43		power-domains = <&k3_pds 48 TI_SCI_PD_EXCLUSIVE>;
44		ti,timer-pwm;
45		status = "reserved";
46	};
47
48	mcu_timer2: timer@4820000 {
49		compatible = "ti,am654-timer";
50		reg = <0x00 0x4820000 0x00 0x400>;
51		clocks = <&k3_clks 49 2>;
52		clock-names = "fck";
53		power-domains = <&k3_pds 49 TI_SCI_PD_EXCLUSIVE>;
54		ti,timer-pwm;
55		status = "reserved";
56	};
57
58	mcu_timer3: timer@4830000 {
59		compatible = "ti,am654-timer";
60		reg = <0x00 0x4830000 0x00 0x400>;
61		clocks = <&k3_clks 50 2>;
62		clock-names = "fck";
63		power-domains = <&k3_pds 50 TI_SCI_PD_EXCLUSIVE>;
64		ti,timer-pwm;
65		status = "reserved";
66	};
67
68	mcu_uart0: serial@4a00000 {
69		compatible = "ti,am64-uart", "ti,am654-uart";
70		reg = <0x00 0x04a00000 0x00 0x100>;
71		interrupts = <GIC_SPI 185 IRQ_TYPE_LEVEL_HIGH>;
72		power-domains = <&k3_pds 149 TI_SCI_PD_EXCLUSIVE>;
73		clocks = <&k3_clks 149 0>;
74		clock-names = "fclk";
75		status = "disabled";
76	};
77
78	mcu_i2c0: i2c@4900000 {
79		compatible = "ti,am64-i2c", "ti,omap4-i2c";
80		reg = <0x00 0x04900000 0x00 0x100>;
81		interrupts = <GIC_SPI 107 IRQ_TYPE_LEVEL_HIGH>;
82		#address-cells = <1>;
83		#size-cells = <0>;
84		power-domains = <&k3_pds 106 TI_SCI_PD_EXCLUSIVE>;
85		clocks = <&k3_clks 106 2>;
86		clock-names = "fck";
87		status = "disabled";
88	};
89
90	mcu_spi0: spi@4b00000 {
91		compatible = "ti,am654-mcspi", "ti,omap4-mcspi";
92		reg = <0x00 0x04b00000 0x00 0x400>;
93		interrupts = <GIC_SPI 176 IRQ_TYPE_LEVEL_HIGH>;
94		#address-cells = <1>;
95		#size-cells = <0>;
96		power-domains = <&k3_pds 147 TI_SCI_PD_EXCLUSIVE>;
97		clocks = <&k3_clks 147 0>;
98		status = "disabled";
99	};
100
101	mcu_spi1: spi@4b10000 {
102		compatible = "ti,am654-mcspi","ti,omap4-mcspi";
103		reg = <0x00 0x04b10000 0x00 0x400>;
104		interrupts = <GIC_SPI 177 IRQ_TYPE_LEVEL_HIGH>;
105		#address-cells = <1>;
106		#size-cells = <0>;
107		power-domains = <&k3_pds 148 TI_SCI_PD_EXCLUSIVE>;
108		clocks = <&k3_clks 148 0>;
109		status = "disabled";
110	};
111
112	mcu_gpio_intr: interrupt-controller@4210000 {
113		compatible = "ti,sci-intr";
114		reg = <0x00 0x04210000 0x00 0x200>;
115		ti,intr-trigger-type = <1>;
116		interrupt-controller;
117		interrupt-parent = <&gic500>;
118		#interrupt-cells = <1>;
119		ti,sci = <&dmsc>;
120		ti,sci-dev-id = <5>;
121		ti,interrupt-ranges = <0 104 4>;
122	};
123
124	mcu_gpio0: gpio@4201000 {
125		compatible = "ti,am64-gpio", "ti,keystone-gpio";
126		reg = <0x00 0x4201000 0x00 0x100>;
127		gpio-controller;
128		#gpio-cells = <2>;
129		interrupt-parent = <&mcu_gpio_intr>;
130		interrupts = <30>, <31>;
131		interrupt-controller;
132		#interrupt-cells = <2>;
133		ti,ngpio = <24>;
134		ti,davinci-gpio-unbanked = <0>;
135		power-domains = <&k3_pds 79 TI_SCI_PD_EXCLUSIVE>;
136		clocks = <&k3_clks 79 0>;
137		clock-names = "gpio";
138	};
139
140	mcu_rti0: watchdog@4880000 {
141		compatible = "ti,j7-rti-wdt";
142		reg = <0x00 0x04880000 0x00 0x100>;
143		clocks = <&k3_clks 131 0>;
144		power-domains = <&k3_pds 131 TI_SCI_PD_EXCLUSIVE>;
145		assigned-clocks = <&k3_clks 131 0>;
146		assigned-clock-parents = <&k3_clks 131 2>;
147		/* Tightly coupled to M4F */
148		status = "reserved";
149	};
150};
151