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-25000000 {
39			opp-hz = /bits/ 64 <25000000>;
40		};
41
42		opp-100000000 {
43			opp-hz = /bits/ 64 <100000000>;
44		};
45
46		opp-600000000 {
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		#clock-cells = <0>;
63		clocks = <&osc_32k 0>;
64		clock-output-names = "clk-32k-out";
65
66		regulators {
67			buck1_reg: BUCK1 {
68				regulator-name = "buck1";
69				regulator-min-microvolt = <700000>;
70				regulator-max-microvolt = <1300000>;
71				regulator-boot-on;
72				regulator-always-on;
73				regulator-ramp-delay = <1250>;
74			};
75
76			buck2_reg: BUCK2 {
77				regulator-name = "buck2";
78				regulator-min-microvolt = <700000>;
79				regulator-max-microvolt = <1300000>;
80				regulator-boot-on;
81				regulator-always-on;
82				regulator-ramp-delay = <1250>;
83			};
84
85			buck3_reg: BUCK3 {
86				// BUCK5 in datasheet
87				regulator-name = "buck3";
88				regulator-min-microvolt = <700000>;
89				regulator-max-microvolt = <1350000>;
90			};
91
92			buck4_reg: BUCK4 {
93				// BUCK6 in datasheet
94				regulator-name = "buck4";
95				regulator-min-microvolt = <3000000>;
96				regulator-max-microvolt = <3300000>;
97				regulator-boot-on;
98				regulator-always-on;
99			};
100
101			buck5_reg: BUCK5 {
102				// BUCK7 in datasheet
103				regulator-name = "buck5";
104				regulator-min-microvolt = <1605000>;
105				regulator-max-microvolt = <1995000>;
106				regulator-boot-on;
107				regulator-always-on;
108			};
109
110			buck6_reg: BUCK6 {
111				// BUCK8 in datasheet
112				regulator-name = "buck6";
113				regulator-min-microvolt = <800000>;
114				regulator-max-microvolt = <1400000>;
115				regulator-boot-on;
116				regulator-always-on;
117			};
118
119			ldo1_reg: LDO1 {
120				regulator-name = "ldo1";
121				regulator-min-microvolt = <1600000>;
122				regulator-max-microvolt = <3300000>;
123				regulator-boot-on;
124				regulator-always-on;
125			};
126
127			ldo2_reg: LDO2 {
128				regulator-name = "ldo2";
129				regulator-min-microvolt = <800000>;
130				regulator-max-microvolt = <900000>;
131				regulator-boot-on;
132				regulator-always-on;
133			};
134
135			ldo3_reg: LDO3 {
136				regulator-name = "ldo3";
137				regulator-min-microvolt = <1800000>;
138				regulator-max-microvolt = <3300000>;
139				regulator-boot-on;
140				regulator-always-on;
141			};
142
143			ldo4_reg: LDO4 {
144				regulator-name = "ldo4";
145				regulator-min-microvolt = <900000>;
146				regulator-max-microvolt = <1800000>;
147				regulator-boot-on;
148				regulator-always-on;
149			};
150
151			ldo6_reg: LDO6 {
152				regulator-name = "ldo6";
153				regulator-min-microvolt = <900000>;
154				regulator-max-microvolt = <1800000>;
155				regulator-boot-on;
156				regulator-always-on;
157			};
158		};
159	};
160};
161