jcs.org
"Das U-Boot" Source Tree
1// SPDX-License-Identifier: GPL-2.0+ OR MIT
2/*
3 * Apple M1 Mac mini, MacBook Air/Pro, iMac 24" (M1, 2020/2021)
4 *
5 * This file contains parts common to all Apple M1 devices using the t8103.
6 *
7 * target-type: J274, J293, J313, J456, J457
8 *
9 * Copyright The Asahi Linux Contributors
10 */
11
12#include <dt-bindings/spmi/spmi.h>
13
14/ {
15 aliases {
16 serial0 = &serial0;
17 serial2 = &serial2;
18 wifi0 = &wifi0;
19 };
20
21 chosen {
22 #address-cells = <2>;
23 #size-cells = <2>;
24 ranges;
25
26 stdout-path = "serial0";
27
28 framebuffer0: framebuffer@0 {
29 compatible = "apple,simple-framebuffer", "simple-framebuffer";
30 reg = <0 0 0 0>; /* To be filled by loader */
31 /* Format properties will be added by loader */
32 status = "disabled";
33 };
34 };
35
36 memory@800000000 {
37 device_type = "memory";
38 reg = <0x8 0 0x2 0>; /* To be filled by loader */
39 };
40};
41
42&serial0 {
43 status = "okay";
44};
45
46&serial2 {
47 status = "okay";
48};
49
50&i2c0 {
51 hpm0: usb-pd@38 {
52 compatible = "apple,cd321x";
53 reg = <0x38>;
54 interrupt-parent = <&pinctrl_ap>;
55 interrupts = <106 IRQ_TYPE_LEVEL_LOW>;
56 interrupt-names = "irq";
57
58 typec0: connector {
59 compatible = "usb-c-connector";
60 power-role = "dual";
61 data-role = "dual";
62
63 ports {
64 #address-cells = <1>;
65 #size-cells = <0>;
66 port@0 {
67 reg = <0>;
68 typec0_con_hs: endpoint {
69 remote-endpoint = <&typec0_usb_hs>;
70 };
71 };
72 };
73 };
74 };
75
76 hpm1: usb-pd@3f {
77 compatible = "apple,cd321x";
78 reg = <0x3f>;
79 interrupt-parent = <&pinctrl_ap>;
80 interrupts = <106 IRQ_TYPE_LEVEL_LOW>;
81 interrupt-names = "irq";
82
83 typec1: connector {
84 compatible = "usb-c-connector";
85 power-role = "dual";
86 data-role = "dual";
87
88 ports {
89 #address-cells = <1>;
90 #size-cells = <0>;
91 port@0 {
92 reg = <0>;
93 typec1_con_hs: endpoint {
94 remote-endpoint = <&typec1_usb_hs>;
95 };
96 };
97 };
98 };
99 };
100};
101
102/* USB controllers */
103&dwc3_0 {
104 port {
105 typec0_usb_hs: endpoint {
106 remote-endpoint = <&typec0_con_hs>;
107 };
108 };
109};
110
111&dwc3_1 {
112 port {
113 typec1_usb_hs: endpoint {
114 remote-endpoint = <&typec1_con_hs>;
115 };
116 };
117};
118
119/*
120 * Force the bus number assignments so that we can declare some of the
121 * on-board devices and properties that are populated by the bootloader
122 * (such as MAC addresses).
123 */
124&port00 {
125 bus-range = <1 1>;
126 pwren-gpios = <&smc 13 0>;
127 wifi0: network@0,0 {
128 compatible = "pci14e4,4425";
129 reg = <0x10000 0x0 0x0 0x0 0x0>;
130 /* To be filled by the loader */
131 local-mac-address = [00 00 00 00 00 00];
132 apple,antenna-sku = "XX";
133 };
134};
135
136&spmi {
137 status = "okay";
138
139 pmu@f {
140 compatible = "apple,sera-pmu";
141 reg = <0xf SPMI_USID>;
142 };
143};