xref: /linux/arch/arm64/boot/dts/ti/k3-am62-mcu.dtsi (revision 0526b56cbc3c489642bd6a5fe4b718dea7ef0ee8)
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	/*
18	 * The MCU domain timer interrupts are routed only to the ESM module,
19	 * and not currently available for Linux. The MCU domain timers are
20	 * of limited use without interrupts, and likely reserved by the ESM.
21	 */
22	mcu_timer0: timer@4800000 {
23		compatible = "ti,am654-timer";
24		reg = <0x00 0x4800000 0x00 0x400>;
25		clocks = <&k3_clks 35 2>;
26		clock-names = "fck";
27		power-domains = <&k3_pds 35 TI_SCI_PD_EXCLUSIVE>;
28		ti,timer-pwm;
29		status = "reserved";
30	};
31
32	mcu_timer1: timer@4810000 {
33		compatible = "ti,am654-timer";
34		reg = <0x00 0x4810000 0x00 0x400>;
35		clocks = <&k3_clks 48 2>;
36		clock-names = "fck";
37		power-domains = <&k3_pds 48 TI_SCI_PD_EXCLUSIVE>;
38		ti,timer-pwm;
39		status = "reserved";
40	};
41
42	mcu_timer2: timer@4820000 {
43		compatible = "ti,am654-timer";
44		reg = <0x00 0x4820000 0x00 0x400>;
45		clocks = <&k3_clks 49 2>;
46		clock-names = "fck";
47		power-domains = <&k3_pds 49 TI_SCI_PD_EXCLUSIVE>;
48		ti,timer-pwm;
49		status = "reserved";
50	};
51
52	mcu_timer3: timer@4830000 {
53		compatible = "ti,am654-timer";
54		reg = <0x00 0x4830000 0x00 0x400>;
55		clocks = <&k3_clks 50 2>;
56		clock-names = "fck";
57		power-domains = <&k3_pds 50 TI_SCI_PD_EXCLUSIVE>;
58		ti,timer-pwm;
59		status = "reserved";
60	};
61
62	mcu_uart0: serial@4a00000 {
63		compatible = "ti,am64-uart", "ti,am654-uart";
64		reg = <0x00 0x04a00000 0x00 0x100>;
65		interrupts = <GIC_SPI 185 IRQ_TYPE_LEVEL_HIGH>;
66		power-domains = <&k3_pds 149 TI_SCI_PD_EXCLUSIVE>;
67		clocks = <&k3_clks 149 0>;
68		clock-names = "fclk";
69		status = "disabled";
70	};
71
72	mcu_i2c0: i2c@4900000 {
73		compatible = "ti,am64-i2c", "ti,omap4-i2c";
74		reg = <0x00 0x04900000 0x00 0x100>;
75		interrupts = <GIC_SPI 107 IRQ_TYPE_LEVEL_HIGH>;
76		#address-cells = <1>;
77		#size-cells = <0>;
78		power-domains = <&k3_pds 106 TI_SCI_PD_EXCLUSIVE>;
79		clocks = <&k3_clks 106 2>;
80		clock-names = "fck";
81		status = "disabled";
82	};
83
84	mcu_spi0: spi@4b00000 {
85		compatible = "ti,am654-mcspi", "ti,omap4-mcspi";
86		reg = <0x00 0x04b00000 0x00 0x400>;
87		interrupts = <GIC_SPI 176 IRQ_TYPE_LEVEL_HIGH>;
88		#address-cells = <1>;
89		#size-cells = <0>;
90		power-domains = <&k3_pds 147 TI_SCI_PD_EXCLUSIVE>;
91		clocks = <&k3_clks 147 0>;
92		status = "disabled";
93	};
94
95	mcu_spi1: spi@4b10000 {
96		compatible = "ti,am654-mcspi","ti,omap4-mcspi";
97		reg = <0x00 0x04b10000 0x00 0x400>;
98		interrupts = <GIC_SPI 177 IRQ_TYPE_LEVEL_HIGH>;
99		#address-cells = <1>;
100		#size-cells = <0>;
101		power-domains = <&k3_pds 148 TI_SCI_PD_EXCLUSIVE>;
102		clocks = <&k3_clks 148 0>;
103		status = "disabled";
104	};
105
106	mcu_gpio_intr: interrupt-controller@4210000 {
107		compatible = "ti,sci-intr";
108		reg = <0x00 0x04210000 0x00 0x200>;
109		ti,intr-trigger-type = <1>;
110		interrupt-controller;
111		interrupt-parent = <&gic500>;
112		#interrupt-cells = <1>;
113		ti,sci = <&dmsc>;
114		ti,sci-dev-id = <5>;
115		ti,interrupt-ranges = <0 104 4>;
116	};
117
118	mcu_gpio0: gpio@4201000 {
119		compatible = "ti,am64-gpio", "ti,keystone-gpio";
120		reg = <0x00 0x4201000 0x00 0x100>;
121		gpio-controller;
122		#gpio-cells = <2>;
123		interrupt-parent = <&mcu_gpio_intr>;
124		interrupts = <30>, <31>;
125		interrupt-controller;
126		#interrupt-cells = <2>;
127		ti,ngpio = <24>;
128		ti,davinci-gpio-unbanked = <0>;
129		power-domains = <&k3_pds 79 TI_SCI_PD_EXCLUSIVE>;
130		clocks = <&k3_clks 79 0>;
131		clock-names = "gpio";
132	};
133
134	mcu_rti0: watchdog@4880000 {
135		compatible = "ti,j7-rti-wdt";
136		reg = <0x00 0x04880000 0x00 0x100>;
137		clocks = <&k3_clks 131 0>;
138		power-domains = <&k3_pds 131 TI_SCI_PD_EXCLUSIVE>;
139		assigned-clocks = <&k3_clks 131 0>;
140		assigned-clock-parents = <&k3_clks 131 2>;
141		/* Tightly coupled to M4F */
142		status = "reserved";
143	};
144};
145