| Tom Rini | 53633a8 | 2024-02-29 12:33:36 -0500 | [diff] [blame^] | 1 | // SPDX-License-Identifier: GPL-2.0-or-later OR MIT |
| 2 | /* |
| 3 | * Broadcom BCM470X / BCM5301X ARM platform code. |
| 4 | * DTS for Meraki MR26 / Codename: Venom |
| 5 | * |
| 6 | * Copyright (C) 2022 Christian Lamparter <chunkeey@gmail.com> |
| 7 | */ |
| 8 | |
| 9 | /dts-v1/; |
| 10 | |
| 11 | #include "bcm4708.dtsi" |
| 12 | #include "bcm5301x-nand-cs0-bch8.dtsi" |
| 13 | #include <dt-bindings/leds/common.h> |
| 14 | |
| 15 | / { |
| 16 | compatible = "meraki,mr26", "brcm,bcm53015", "brcm,bcm4708"; |
| 17 | model = "Meraki MR26"; |
| 18 | |
| 19 | memory@0 { |
| 20 | reg = <0x00000000 0x08000000>; |
| 21 | device_type = "memory"; |
| 22 | }; |
| 23 | |
| 24 | leds { |
| 25 | compatible = "gpio-leds"; |
| 26 | |
| 27 | led-0 { |
| 28 | function = LED_FUNCTION_FAULT; |
| 29 | color = <LED_COLOR_ID_AMBER>; |
| 30 | gpios = <&chipcommon 13 GPIO_ACTIVE_HIGH>; |
| 31 | panic-indicator; |
| 32 | }; |
| 33 | led-1 { |
| 34 | function = LED_FUNCTION_INDICATOR; |
| 35 | color = <LED_COLOR_ID_WHITE>; |
| 36 | gpios = <&chipcommon 12 GPIO_ACTIVE_HIGH>; |
| 37 | }; |
| 38 | }; |
| 39 | |
| 40 | keys { |
| 41 | compatible = "gpio-keys"; |
| 42 | |
| 43 | key-restart { |
| 44 | label = "Reset"; |
| 45 | linux,code = <KEY_RESTART>; |
| 46 | gpios = <&chipcommon 11 GPIO_ACTIVE_LOW>; |
| 47 | }; |
| 48 | }; |
| 49 | }; |
| 50 | |
| 51 | &uart0 { |
| 52 | clock-frequency = <50000000>; |
| 53 | /delete-property/ clocks; |
| 54 | }; |
| 55 | |
| 56 | &uart1 { |
| 57 | status = "disabled"; |
| 58 | }; |
| 59 | |
| 60 | &gmac0 { |
| 61 | status = "okay"; |
| 62 | }; |
| 63 | |
| 64 | &gmac1 { |
| 65 | status = "disabled"; |
| 66 | }; |
| 67 | &gmac2 { |
| 68 | status = "disabled"; |
| 69 | }; |
| 70 | &gmac3 { |
| 71 | status = "disabled"; |
| 72 | }; |
| 73 | |
| 74 | &nandcs { |
| 75 | partitions { |
| 76 | compatible = "fixed-partitions"; |
| 77 | #address-cells = <0x1>; |
| 78 | #size-cells = <0x1>; |
| 79 | |
| 80 | partition@0 { |
| 81 | label = "u-boot"; |
| 82 | reg = <0x0 0x200000>; |
| 83 | read-only; |
| 84 | }; |
| 85 | |
| 86 | partition@200000 { |
| 87 | label = "u-boot-env"; |
| 88 | reg = <0x200000 0x200000>; |
| 89 | /* empty */ |
| 90 | }; |
| 91 | |
| 92 | partition@400000 { |
| 93 | label = "u-boot-backup"; |
| 94 | reg = <0x400000 0x200000>; |
| 95 | /* empty */ |
| 96 | }; |
| 97 | |
| 98 | partition@600000 { |
| 99 | label = "u-boot-env-backup"; |
| 100 | reg = <0x600000 0x200000>; |
| 101 | /* empty */ |
| 102 | }; |
| 103 | |
| 104 | partition@800000 { |
| 105 | label = "ubi"; |
| 106 | reg = <0x800000 0x7780000>; |
| 107 | }; |
| 108 | }; |
| 109 | }; |
| 110 | |
| 111 | &srab { |
| 112 | status = "okay"; |
| 113 | |
| 114 | ports { |
| 115 | port@0 { |
| 116 | label = "poe"; |
| 117 | }; |
| 118 | |
| 119 | port@5 { |
| 120 | label = "cpu"; |
| 121 | |
| 122 | fixed-link { |
| 123 | speed = <1000>; |
| 124 | full-duplex; |
| 125 | }; |
| 126 | }; |
| 127 | |
| 128 | port@7 { |
| 129 | status = "disabled"; |
| 130 | }; |
| 131 | |
| 132 | port@8 { |
| 133 | status = "disabled"; |
| 134 | }; |
| 135 | }; |
| 136 | }; |
| 137 | |
| 138 | &i2c0 { |
| 139 | status = "okay"; |
| 140 | |
| 141 | pinctrl-names = "default"; |
| 142 | pinctrl-0 = <&pinmux_i2c>; |
| 143 | |
| 144 | clock-frequency = <100000>; |
| 145 | |
| 146 | ina219@40 { |
| 147 | compatible = "ti,ina219"; /* PoE power */ |
| 148 | reg = <0x40>; |
| 149 | shunt-resistor = <60000>; /* = 60 mOhms */ |
| 150 | }; |
| 151 | |
| 152 | eeprom@56 { |
| 153 | compatible = "atmel,24c64"; |
| 154 | reg = <0x56>; |
| 155 | pagesize = <32>; |
| 156 | read-only; |
| 157 | #address-cells = <1>; |
| 158 | #size-cells = <1>; |
| 159 | |
| 160 | /* it's empty */ |
| 161 | }; |
| 162 | }; |
| 163 | |
| 164 | &thermal { |
| 165 | status = "disabled"; |
| 166 | /* does not work, reads 418 degree Celsius */ |
| 167 | }; |