1 // SPDX-License-Identifier: GPL-2.0
2 /*
3 * Copyright (C) 2012 Texas Instruments Incorporated - https://www.ti.com/
4 *
5 * Author: Robert Nelson <robertcnelson@gmail.com>
6 */
7
8 / {
9 cpus {
10 cpu@0 {
11 cpu0-supply = <&dcdc2_reg>;
12 };
13 };
14
15 memory@80000000 {
16 device_type = "memory";
17 reg = <0x80000000 0x20000000>; /* 512 MB */
18 };
19 };
20
21 &cpu0_opp_table {
22 /*
23 * Octavo Systems:
24 * The EFUSE_SMA register is not programmed for any of the AM335x wafers
25 * we get and we are not programming them during our production test.
26 * Therefore, from a DEVICE_ID revision point of view, the silicon looks
27 * like it is Revision 2.1. However, from an EFUSE_SMA point of view for
28 * the HW OPP table, the silicon looks like it is Revision 1.0 (ie the
29 * EFUSE_SMA register reads as all zeros).
30 */
31 opp-1000000000 {
32 /* OPP Nitro */
33 opp-supported-hw = <0x06 0x0100>;
34 };
35 };
36
37 &am33xx_pinmux {
38 i2c0_pins: pinmux-i2c0-pins {
39 pinctrl-single,pins = <
40 AM33XX_PADCONF(AM335X_PIN_I2C0_SDA, PIN_INPUT_PULLUP, MUX_MODE0)
41 AM33XX_PADCONF(AM335X_PIN_I2C0_SCL, PIN_INPUT_PULLUP, MUX_MODE0)
42 >;
43 };
44 };
45
46 &i2c0 {
47 pinctrl-names = "default";
48 pinctrl-0 = <&i2c0_pins>;
49
50 status = "okay";
51 clock-frequency = <400000>;
52
53 tps: tps@24 {
54 reg = <0x24>;
55 };
56 };
57
58 /include/ "../../tps65217.dtsi"
59
60 &tps {
61 interrupts = <7>; /* NMI */
62 interrupt-parent = <&intc>;
63
64 ti,pmic-shutdown-controller;
65
66 pwrbutton {
67 interrupts = <2>;
68 status = "okay";
69 };
70
71 regulators {
72 dcdc1_reg: regulator@0 {
73 regulator-name = "vdds_dpr";
74 regulator-always-on;
75 };
76
77 dcdc2_reg: regulator@1 {
78 /* VDD_MPU voltage limits 0.95V - 1.26V with +/-4% tolerance */
79 regulator-name = "vdd_mpu";
80 regulator-min-microvolt = <925000>;
81 regulator-max-microvolt = <1351500>;
82 regulator-boot-on;
83 regulator-always-on;
84 };
85
86 dcdc3_reg: regulator@2 {
87 /* VDD_CORE voltage limits 0.95V - 1.1V with +/-4% tolerance */
88 regulator-name = "vdd_core";
89 regulator-min-microvolt = <925000>;
90 regulator-max-microvolt = <1150000>;
91 regulator-boot-on;
92 regulator-always-on;
93 };
94
95 ldo1_reg: regulator@3 {
96 regulator-name = "vio,vrtc,vdds";
97 regulator-always-on;
98 };
99
100 ldo2_reg: regulator@4 {
101 regulator-name = "vdd_3v3aux";
102 regulator-always-on;
103 };
104
105 ldo3_reg: regulator@5 {
106 regulator-name = "vdd_1v8";
107 regulator-min-microvolt = <1800000>;
108 regulator-max-microvolt = <1800000>;
109 regulator-always-on;
110 };
111
112 ldo4_reg: regulator@6 {
113 regulator-name = "vdd_3v3a";
114 regulator-always-on;
115 };
116 };
117 };
118
119 &aes {
120 status = "okay";
121 };
122
123 &sham {
124 status = "okay";
125 };
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