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Vagrant Cascadian59a1df02019-04-29 16:12:29 -07001// SPDX-License-Identifier: GPL-2.0
2/*
Andrew Davisd30b2bf2023-04-11 13:24:54 -05003 * Copyright (C) 2012 Texas Instruments Incorporated - https://www.ti.com/
Vagrant Cascadian59a1df02019-04-29 16:12:29 -07004 *
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 oppnitro-1000000000 {
32 opp-supported-hw = <0x06 0x0100>;
33 };
34};
35
36&am33xx_pinmux {
37 i2c0_pins: pinmux-i2c0-pins {
38 pinctrl-single,pins = <
39 AM33XX_IOPAD(0x988, PIN_INPUT_PULLUP | MUX_MODE0) /* (C17) I2C0_SDA.I2C0_SDA */
40 AM33XX_IOPAD(0x98c, PIN_INPUT_PULLUP | MUX_MODE0) /* (C16) I2C0_SCL.I2C0_SCL */
41 >;
42 };
43};
44
45&i2c0 {
46 pinctrl-names = "default";
47 pinctrl-0 = <&i2c0_pins>;
48
49 status = "okay";
50 clock-frequency = <400000>;
51
52 tps: tps@24 {
53 reg = <0x24>;
54 };
55};
56
57/include/ "tps65217.dtsi"
58
59&tps {
60 interrupts = <7>; /* NMI */
61 interrupt-parent = <&intc>;
62
63 ti,pmic-shutdown-controller;
64
65 pwrbutton {
66 interrupts = <2>;
67 status = "okay";
68 };
69
70 regulators {
71 dcdc1_reg: regulator@0 {
72 regulator-name = "vdds_dpr";
73 regulator-always-on;
74 };
75
76 dcdc2_reg: regulator@1 {
77 /* VDD_MPU voltage limits 0.95V - 1.26V with +/-4% tolerance */
78 regulator-name = "vdd_mpu";
79 regulator-min-microvolt = <925000>;
80 regulator-max-microvolt = <1351500>;
81 regulator-boot-on;
82 regulator-always-on;
83 };
84
85 dcdc3_reg: regulator@2 {
86 /* VDD_CORE voltage limits 0.95V - 1.1V with +/-4% tolerance */
87 regulator-name = "vdd_core";
88 regulator-min-microvolt = <925000>;
89 regulator-max-microvolt = <1150000>;
90 regulator-boot-on;
91 regulator-always-on;
92 };
93
94 ldo1_reg: regulator@3 {
95 regulator-name = "vio,vrtc,vdds";
96 regulator-always-on;
97 };
98
99 ldo2_reg: regulator@4 {
100 regulator-name = "vdd_3v3aux";
101 regulator-always-on;
102 };
103
104 ldo3_reg: regulator@5 {
105 regulator-name = "vdd_1v8";
106 regulator-min-microvolt = <1800000>;
107 regulator-max-microvolt = <1800000>;
108 regulator-always-on;
109 };
110
111 ldo4_reg: regulator@6 {
112 regulator-name = "vdd_3v3a";
113 regulator-always-on;
114 };
115 };
116};
117
118&aes {
119 status = "okay";
120};
121
122&sham {
123 status = "okay";
124};
Dario Binacchi62af4402021-06-02 22:38:03 +0200125
126&rtc {
127 clocks = <&clk_32768_ck>, <&clk_24mhz_clkctrl AM3_CLK_24MHZ_CLKDIV32K_CLKCTRL 0>;
128 clock-names = "ext-clk", "int-clk";
129 system-power-controller;
130};