| // SPDX-License-Identifier: GPL-2.0-or-later OR MIT |
| /* |
| * Broadcom BCM470X / BCM5301X ARM platform code. |
| * DTS for Meraki MR26 / Codename: Venom |
| * |
| * Copyright (C) 2022 Christian Lamparter <chunkeey@gmail.com> |
| */ |
| |
| /dts-v1/; |
| |
| #include "bcm4708.dtsi" |
| #include "bcm5301x-nand-cs0-bch8.dtsi" |
| #include <dt-bindings/leds/common.h> |
| |
| / { |
| compatible = "meraki,mr26", "brcm,bcm53015", "brcm,bcm4708"; |
| model = "Meraki MR26"; |
| |
| memory@0 { |
| reg = <0x00000000 0x08000000>; |
| device_type = "memory"; |
| }; |
| |
| leds { |
| compatible = "gpio-leds"; |
| |
| led-0 { |
| function = LED_FUNCTION_FAULT; |
| color = <LED_COLOR_ID_AMBER>; |
| gpios = <&chipcommon 13 GPIO_ACTIVE_HIGH>; |
| panic-indicator; |
| }; |
| led-1 { |
| function = LED_FUNCTION_INDICATOR; |
| color = <LED_COLOR_ID_WHITE>; |
| gpios = <&chipcommon 12 GPIO_ACTIVE_HIGH>; |
| }; |
| }; |
| |
| keys { |
| compatible = "gpio-keys"; |
| |
| key-restart { |
| label = "Reset"; |
| linux,code = <KEY_RESTART>; |
| gpios = <&chipcommon 11 GPIO_ACTIVE_LOW>; |
| }; |
| }; |
| }; |
| |
| &uart0 { |
| clock-frequency = <50000000>; |
| /delete-property/ clocks; |
| }; |
| |
| &uart1 { |
| status = "disabled"; |
| }; |
| |
| &gmac0 { |
| status = "okay"; |
| }; |
| |
| &gmac1 { |
| status = "disabled"; |
| }; |
| &gmac2 { |
| status = "disabled"; |
| }; |
| &gmac3 { |
| status = "disabled"; |
| }; |
| |
| &nandcs { |
| partitions { |
| compatible = "fixed-partitions"; |
| #address-cells = <0x1>; |
| #size-cells = <0x1>; |
| |
| partition@0 { |
| label = "u-boot"; |
| reg = <0x0 0x200000>; |
| read-only; |
| }; |
| |
| partition@200000 { |
| label = "u-boot-env"; |
| reg = <0x200000 0x200000>; |
| /* empty */ |
| }; |
| |
| partition@400000 { |
| label = "u-boot-backup"; |
| reg = <0x400000 0x200000>; |
| /* empty */ |
| }; |
| |
| partition@600000 { |
| label = "u-boot-env-backup"; |
| reg = <0x600000 0x200000>; |
| /* empty */ |
| }; |
| |
| partition@800000 { |
| label = "ubi"; |
| reg = <0x800000 0x7780000>; |
| }; |
| }; |
| }; |
| |
| &srab { |
| status = "okay"; |
| |
| ports { |
| port@0 { |
| label = "poe"; |
| }; |
| |
| port@5 { |
| label = "cpu"; |
| |
| fixed-link { |
| speed = <1000>; |
| full-duplex; |
| }; |
| }; |
| |
| port@7 { |
| status = "disabled"; |
| }; |
| |
| port@8 { |
| status = "disabled"; |
| }; |
| }; |
| }; |
| |
| &i2c0 { |
| status = "okay"; |
| |
| pinctrl-names = "default"; |
| pinctrl-0 = <&pinmux_i2c>; |
| |
| clock-frequency = <100000>; |
| |
| ina219@40 { |
| compatible = "ti,ina219"; /* PoE power */ |
| reg = <0x40>; |
| shunt-resistor = <60000>; /* = 60 mOhms */ |
| }; |
| |
| eeprom@56 { |
| compatible = "atmel,24c64"; |
| reg = <0x56>; |
| pagesize = <32>; |
| read-only; |
| #address-cells = <1>; |
| #size-cells = <1>; |
| |
| /* it's empty */ |
| }; |
| }; |
| |
| &thermal { |
| status = "disabled"; |
| /* does not work, reads 418 degree Celsius */ |
| }; |