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gerrit.devboardsforandroid.linaro.org / platform / external / u-boot / 1ccfdb5bae43ecc4852ce22b7249fceebe74a461 / . / arch / arm / dts / imx8mn-ddr4-evk.dts
blob: d8ce217c60166283bfaa3a6f9ed28f18032b3408 [file] [log] [blame]
Peng Fand239d9d2019-09-16 03:09:55 +0000[diff] [blame]1// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
2/*
3 * Copyright 2019 NXP
4 */
5
6/dts-v1/;
7
8#include "imx8mn.dtsi"
Peng Fan50d09532020-12-27 09:37:06 +0800[diff] [blame]9#include "imx8mn-evk.dtsi"
Peng Fand239d9d2019-09-16 03:09:55 +0000[diff] [blame]10
11/ {
12 model = "NXP i.MX8MNano DDR4 EVK board";
13 compatible = "fsl,imx8mn-ddr4-evk", "fsl,imx8mn";
Peng Fand239d9d2019-09-16 03:09:55 +0000[diff] [blame]14};
15
Peng Fan50d09532020-12-27 09:37:06 +0800[diff] [blame]16&A53_0 {
17 cpu-supply = <&buck2_reg>;
Peng Fand239d9d2019-09-16 03:09:55 +0000[diff] [blame]18};
19
Peng Fan50d09532020-12-27 09:37:06 +0800[diff] [blame]20&A53_1 {
21 cpu-supply = <&buck2_reg>;
22};
Peng Fand239d9d2019-09-16 03:09:55 +0000[diff] [blame]23
Peng Fan50d09532020-12-27 09:37:06 +0800[diff] [blame]24&A53_2 {
25 cpu-supply = <&buck2_reg>;
26};
Peng Fand239d9d2019-09-16 03:09:55 +0000[diff] [blame]27
Peng Fan50d09532020-12-27 09:37:06 +0800[diff] [blame]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>;
Peng Fand239d9d2019-09-16 03:09:55 +0000[diff] [blame]48 };
49 };
50};
51
Peng Fan50d09532020-12-27 09:37:06 +0800[diff] [blame]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;
Peng Fand239d9d2019-09-16 03:09:55 +0000[diff] [blame]61
Marcel Ziswiler4e5114d2022-07-21 15:43:37 +0200[diff] [blame]62 #clock-cells = <0>;
63 clocks = <&osc_32k 0>;
64 clock-output-names = "clk-32k-out";
65
Peng Fan50d09532020-12-27 09:37:06 +0800[diff] [blame]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 };
Peng Fand239d9d2019-09-16 03:09:55 +0000[diff] [blame]75
Peng Fan50d09532020-12-27 09:37:06 +0800[diff] [blame]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 };
Peng Fand239d9d2019-09-16 03:09:55 +0000[diff] [blame]84
Peng Fan50d09532020-12-27 09:37:06 +0800[diff] [blame]85 buck3_reg: BUCK3 {
86 // BUCK5 in datasheet
87 regulator-name = "buck3";
88 regulator-min-microvolt = <700000>;
89 regulator-max-microvolt = <1350000>;
90 };
Peng Fand239d9d2019-09-16 03:09:55 +0000[diff] [blame]91
Peng Fan50d09532020-12-27 09:37:06 +0800[diff] [blame]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 };
Peng Fand239d9d2019-09-16 03:09:55 +0000[diff] [blame]160};