1 // SPDX-License-Identifier: GPL-2.0-or-later O 1 // SPDX-License-Identifier: GPL-2.0-or-later OR MIT
2 /* 2 /*
3 * Broadcom BCM470X / BCM5301X ARM platform co 3 * Broadcom BCM470X / BCM5301X ARM platform code.
4 * DTS for Meraki MR26 / Codename: Venom 4 * DTS for Meraki MR26 / Codename: Venom
5 * 5 *
6 * Copyright (C) 2022 Christian Lamparter <chun 6 * Copyright (C) 2022 Christian Lamparter <chunkeey@gmail.com>
7 */ 7 */
8 8
9 /dts-v1/; 9 /dts-v1/;
10 10
11 #include "bcm4708.dtsi" 11 #include "bcm4708.dtsi"
12 #include "bcm5301x-nand-cs0-bch8.dtsi" 12 #include "bcm5301x-nand-cs0-bch8.dtsi"
13 #include <dt-bindings/leds/common.h> 13 #include <dt-bindings/leds/common.h>
14 14
15 / { 15 / {
16 compatible = "meraki,mr26", "brcm,bcm5 16 compatible = "meraki,mr26", "brcm,bcm53015", "brcm,bcm4708";
17 model = "Meraki MR26"; 17 model = "Meraki MR26";
18 18
19 memory@0 { 19 memory@0 {
20 reg = <0x00000000 0x08000000>; 20 reg = <0x00000000 0x08000000>;
21 device_type = "memory"; 21 device_type = "memory";
22 }; 22 };
23 23
24 leds { 24 leds {
25 compatible = "gpio-leds"; 25 compatible = "gpio-leds";
26 26
27 led-0 { 27 led-0 {
28 function = LED_FUNCTIO 28 function = LED_FUNCTION_FAULT;
29 color = <LED_COLOR_ID_ 29 color = <LED_COLOR_ID_AMBER>;
30 gpios = <&chipcommon 1 30 gpios = <&chipcommon 13 GPIO_ACTIVE_HIGH>;
31 panic-indicator; 31 panic-indicator;
32 }; 32 };
33 led-1 { 33 led-1 {
34 function = LED_FUNCTIO 34 function = LED_FUNCTION_INDICATOR;
35 color = <LED_COLOR_ID_ 35 color = <LED_COLOR_ID_WHITE>;
36 gpios = <&chipcommon 1 36 gpios = <&chipcommon 12 GPIO_ACTIVE_HIGH>;
37 }; 37 };
38 }; 38 };
39 39
40 keys { 40 keys {
41 compatible = "gpio-keys"; 41 compatible = "gpio-keys";
42 42
43 key-restart { 43 key-restart {
44 label = "Reset"; 44 label = "Reset";
45 linux,code = <KEY_REST 45 linux,code = <KEY_RESTART>;
46 gpios = <&chipcommon 1 46 gpios = <&chipcommon 11 GPIO_ACTIVE_LOW>;
47 }; 47 };
48 }; 48 };
49 }; 49 };
50 50
51 &uart0 { 51 &uart0 {
52 clock-frequency = <50000000>; 52 clock-frequency = <50000000>;
53 /delete-property/ clocks; 53 /delete-property/ clocks;
54 }; 54 };
55 55
56 &uart1 { 56 &uart1 {
57 status = "disabled"; 57 status = "disabled";
58 }; 58 };
59 59
60 &gmac0 { 60 &gmac0 {
61 status = "okay"; 61 status = "okay";
62 }; 62 };
63 63
64 &gmac1 { 64 &gmac1 {
65 status = "disabled"; 65 status = "disabled";
66 }; 66 };
67 &gmac2 { 67 &gmac2 {
68 status = "disabled"; 68 status = "disabled";
69 }; 69 };
70 &gmac3 { 70 &gmac3 {
71 status = "disabled"; 71 status = "disabled";
72 }; 72 };
73 73
74 &nandcs { 74 &nandcs {
75 partitions { 75 partitions {
76 compatible = "fixed-partitions 76 compatible = "fixed-partitions";
77 #address-cells = <0x1>; 77 #address-cells = <0x1>;
78 #size-cells = <0x1>; 78 #size-cells = <0x1>;
79 79
80 partition@0 { 80 partition@0 {
81 label = "u-boot"; 81 label = "u-boot";
82 reg = <0x0 0x200000>; 82 reg = <0x0 0x200000>;
83 read-only; 83 read-only;
84 }; 84 };
85 85
86 partition@200000 { 86 partition@200000 {
87 label = "u-boot-env"; 87 label = "u-boot-env";
88 reg = <0x200000 0x2000 88 reg = <0x200000 0x200000>;
89 /* empty */ 89 /* empty */
90 }; 90 };
91 91
92 partition@400000 { 92 partition@400000 {
93 label = "u-boot-backup 93 label = "u-boot-backup";
94 reg = <0x400000 0x2000 94 reg = <0x400000 0x200000>;
95 /* empty */ 95 /* empty */
96 }; 96 };
97 97
98 partition@600000 { 98 partition@600000 {
99 label = "u-boot-env-ba 99 label = "u-boot-env-backup";
100 reg = <0x600000 0x2000 100 reg = <0x600000 0x200000>;
101 /* empty */ 101 /* empty */
102 }; 102 };
103 103
104 partition@800000 { 104 partition@800000 {
105 label = "ubi"; 105 label = "ubi";
106 reg = <0x800000 0x7780 106 reg = <0x800000 0x7780000>;
107 }; 107 };
108 }; 108 };
109 }; 109 };
110 110
111 &srab { 111 &srab {
112 status = "okay"; 112 status = "okay";
113 113
114 ports { 114 ports {
115 port@0 { 115 port@0 {
116 label = "poe"; 116 label = "poe";
117 }; 117 };
118 118
119 port@5 { 119 port@5 {
120 label = "cpu"; 120 label = "cpu";
121 121
122 fixed-link { 122 fixed-link {
123 speed = <1000> 123 speed = <1000>;
124 full-duplex; 124 full-duplex;
125 }; 125 };
126 }; 126 };
127 127
128 port@7 { 128 port@7 {
129 status = "disabled"; 129 status = "disabled";
130 }; 130 };
131 131
132 port@8 { 132 port@8 {
133 status = "disabled"; 133 status = "disabled";
134 }; 134 };
135 }; 135 };
136 }; 136 };
137 137
138 &i2c0 { 138 &i2c0 {
139 status = "okay"; 139 status = "okay";
140 140
141 pinctrl-names = "default"; 141 pinctrl-names = "default";
142 pinctrl-0 = <&pinmux_i2c>; 142 pinctrl-0 = <&pinmux_i2c>;
143 143
144 clock-frequency = <100000>; 144 clock-frequency = <100000>;
145 145
146 ina219@40 { 146 ina219@40 {
147 compatible = "ti,ina219"; /* P 147 compatible = "ti,ina219"; /* PoE power */
148 reg = <0x40>; 148 reg = <0x40>;
149 shunt-resistor = <60000>; /* = 149 shunt-resistor = <60000>; /* = 60 mOhms */
150 }; 150 };
151 151
152 eeprom@56 { 152 eeprom@56 {
153 compatible = "atmel,24c64"; 153 compatible = "atmel,24c64";
154 reg = <0x56>; 154 reg = <0x56>;
155 pagesize = <32>; 155 pagesize = <32>;
156 read-only; 156 read-only;
157 #address-cells = <1>; 157 #address-cells = <1>;
158 #size-cells = <1>; 158 #size-cells = <1>;
159 159
160 /* it's empty */ 160 /* it's empty */
161 }; 161 };
162 }; 162 };
163 163
164 &thermal { 164 &thermal {
165 status = "disabled"; 165 status = "disabled";
166 /* does not work, reads 418 degree Cel 166 /* does not work, reads 418 degree Celsius */
167 }; 167 };
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