1// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
2/*
3 * Copyright 2019 NXP
4 */
5
6/dts-v1/;
7
8#include "imx8mn.dtsi"
9#include "imx8mn-evk.dtsi"
10
11/ {
12	model = "NXP i.MX8MNano DDR4 EVK board";
13	compatible = "fsl,imx8mn-ddr4-evk", "fsl,imx8mn";
14};
15
16&A53_0 {
17	cpu-supply = <&buck2_reg>;
18};
19
20&A53_1 {
21	cpu-supply = <&buck2_reg>;
22};
23
24&A53_2 {
25	cpu-supply = <&buck2_reg>;
26};
27
28&A53_3 {
29	cpu-supply = <&buck2_reg>;
30};
31
32&ddrc {
33	operating-points-v2 = <&ddrc_opp_table>;
34
35	ddrc_opp_table: opp-table {
36		compatible = "operating-points-v2";
37
38		opp-25M {
39			opp-hz = /bits/ 64 <25000000>;
40		};
41
42		opp-100M {
43			opp-hz = /bits/ 64 <100000000>;
44		};
45
46		opp-600M {
47			opp-hz = /bits/ 64 <600000000>;
48		};
49	};
50};
51
52&i2c1 {
53	pmic@4b {
54		compatible = "rohm,bd71847";
55		reg = <0x4b>;
56		pinctrl-names = "default";
57		pinctrl-0 = <&pinctrl_pmic>;
58		interrupt-parent = <&gpio1>;
59		interrupts = <3 IRQ_TYPE_LEVEL_LOW>;
60		rohm,reset-snvs-powered;
61
62		regulators {
63			buck1_reg: BUCK1 {
64				regulator-name = "buck1";
65				regulator-min-microvolt = <700000>;
66				regulator-max-microvolt = <1300000>;
67				regulator-boot-on;
68				regulator-always-on;
69				regulator-ramp-delay = <1250>;
70			};
71
72			buck2_reg: BUCK2 {
73				regulator-name = "buck2";
74				regulator-min-microvolt = <700000>;
75				regulator-max-microvolt = <1300000>;
76				regulator-boot-on;
77				regulator-always-on;
78				regulator-ramp-delay = <1250>;
79			};
80
81			buck3_reg: BUCK3 {
82				// BUCK5 in datasheet
83				regulator-name = "buck3";
84				regulator-min-microvolt = <700000>;
85				regulator-max-microvolt = <1350000>;
86			};
87
88			buck4_reg: BUCK4 {
89				// BUCK6 in datasheet
90				regulator-name = "buck4";
91				regulator-min-microvolt = <3000000>;
92				regulator-max-microvolt = <3300000>;
93				regulator-boot-on;
94				regulator-always-on;
95			};
96
97			buck5_reg: BUCK5 {
98				// BUCK7 in datasheet
99				regulator-name = "buck5";
100				regulator-min-microvolt = <1605000>;
101				regulator-max-microvolt = <1995000>;
102				regulator-boot-on;
103				regulator-always-on;
104			};
105
106			buck6_reg: BUCK6 {
107				// BUCK8 in datasheet
108				regulator-name = "buck6";
109				regulator-min-microvolt = <800000>;
110				regulator-max-microvolt = <1400000>;
111				regulator-boot-on;
112				regulator-always-on;
113			};
114
115			ldo1_reg: LDO1 {
116				regulator-name = "ldo1";
117				regulator-min-microvolt = <1600000>;
118				regulator-max-microvolt = <3300000>;
119				regulator-boot-on;
120				regulator-always-on;
121			};
122
123			ldo2_reg: LDO2 {
124				regulator-name = "ldo2";
125				regulator-min-microvolt = <800000>;
126				regulator-max-microvolt = <900000>;
127				regulator-boot-on;
128				regulator-always-on;
129			};
130
131			ldo3_reg: LDO3 {
132				regulator-name = "ldo3";
133				regulator-min-microvolt = <1800000>;
134				regulator-max-microvolt = <3300000>;
135				regulator-boot-on;
136				regulator-always-on;
137			};
138
139			ldo4_reg: LDO4 {
140				regulator-name = "ldo4";
141				regulator-min-microvolt = <900000>;
142				regulator-max-microvolt = <1800000>;
143				regulator-boot-on;
144				regulator-always-on;
145			};
146
147			ldo6_reg: LDO6 {
148				regulator-name = "ldo6";
149				regulator-min-microvolt = <900000>;
150				regulator-max-microvolt = <1800000>;
151				regulator-boot-on;
152				regulator-always-on;
153			};
154		};
155	};
156};
157