diff options
Diffstat (limited to 'target/linux/bcm53xx/patches-5.4/041-v6.0-0001-ARM-dts-BCM5301X-Add-DT-for-Meraki-MR26.patch')
| -rw-r--r-- | target/linux/bcm53xx/patches-5.4/041-v6.0-0001-ARM-dts-BCM5301X-Add-DT-for-Meraki-MR26.patch | 247 |
1 files changed, 247 insertions, 0 deletions
diff --git a/target/linux/bcm53xx/patches-5.4/041-v6.0-0001-ARM-dts-BCM5301X-Add-DT-for-Meraki-MR26.patch b/target/linux/bcm53xx/patches-5.4/041-v6.0-0001-ARM-dts-BCM5301X-Add-DT-for-Meraki-MR26.patch new file mode 100644 index 0000000000..c8656a38bb --- /dev/null +++ b/target/linux/bcm53xx/patches-5.4/041-v6.0-0001-ARM-dts-BCM5301X-Add-DT-for-Meraki-MR26.patch @@ -0,0 +1,247 @@ +From 935327a73553001f8d81375c76985d05f604507f Mon Sep 17 00:00:00 2001 +From: Christian Lamparter <chunkeey@gmail.com> +Date: Sat, 18 Jun 2022 00:00:29 +0200 +Subject: [PATCH] ARM: dts: BCM5301X: Add DT for Meraki MR26 + +Meraki MR26 is an EOL wireless access point featuring a +PoE ethernet port and two dual-band 3x3 MIMO 802.11n +radios and 1x1 dual-band WIFI dedicated to scanning. + +Thank you Amir for the unit and PSU. + +Hardware info: +SOC : Broadcom BCM53015A1KFEBG (dual-core Cortex-A9 CPU at 800 MHz) +RAM : SK Hynix Inc. H5TQ1G63EFR, 1 GBit DDR3 SDRAM = 128 MiB +NAND : Spansion S34ML01G100TF100, 1 GBit SLC NAND Flash = 128 MiB +ETH : 1 GBit Ethernet Port - PoE (TPS23754 PoE Interface) +WIFI0 : Broadcom BCM43431KMLG, BCM43431 802.11 abgn (3x3:3) +WIFI1 : Broadcom BCM43431KMLG, BCM43431 802.11 abgn (3x3:3) +WIFI2 : Broadcom BCM43428 "Air Marshal" 802.11 abgn (1x1:1) +BUTTON: One reset key behind a small hole next to the Ethernet Port +LEDS : One amber (fault), one white (indicator) LED, separate RGB-LED +MISC : Atmel AT24C64 8KiB EEPROM i2c + : Ti INA219 26V, 12-bit, i2c output current/voltage/power monitor + +SERIAL: + WARNING: The serial port needs a TTL/RS-232 3V3 level converter! + The Serial setting is 115200-8-N-1. The board has a populated + right angle 1x4 0.1" pinheader. + The pinout is: VCC (next to J3, has the pin 1 indicator), RX, TX, GND. + +Odd stuff: + +- uboot does not support lzma compression, but gzip'd uImage/DTB work. +- uboot claims to support FIT, but fails to pass the DTB to the kernel. + Appending the dtb after the kernel image works. +- RGB-controller is supported through an external userspace program. +- The ubi partition contains a "board-config" volume. It stores the + MAC Address (0x66 in binary) and Serial No. (0x7c alpha-numerical). +- SoC's temperature sensor always reports that it is on fire. + This causes the system to immediately shutdown! Looking at reported + "418 degree Celsius" suggests that this sensor is not working. + +WIFI: +b43 is able to initialize all three WIFIs @ 802.11bg. +| b43-phy0: Broadcom 43431 WLAN found (core revision 29) +| bcma-pci-bridge 0000:01:00.0: bus1: Switched to core: 0x812 +| b43-phy0: Found PHY: Analog 9, Type 7 (HT), Revision 1 +| b43-phy0: Found Radio: Manuf 0x17F, ID 0x2059, Revision 0, Version 1 +| b43-phy0 warning: 5 GHz band is unsupported on this PHY +| b43-phy1: Broadcom 43431 WLAN found (core revision 29) +| bcma-pci-bridge 0001:01:00.0: bus2: Switched to core: 0x812 +| b43-phy1: Found PHY: Analog 9, Type 7 (HT), Revision 1 +| b43-phy1: Found Radio: Manuf 0x17F, ID 0x2059, Revision 0, Version 1 +| b43-phy1 warning: 5 GHz band is unsupported on this PHY +| b43-phy2: Broadcom 43228 WLAN found (core revision 30) +| bcma-pci-bridge 0002:01:00.0: bus3: Switched to core: 0x812 +| b43-phy2: Found PHY: Analog 9, Type 4 (N), Revision 16 +| b43-phy2: Found Radio: Manuf 0x17F, ID 0x2057, Revision 9, Version 1 +| Broadcom 43xx driver loaded [ Features: NL ] + +Signed-off-by: Christian Lamparter <chunkeey@gmail.com> +Signed-off-by: Florian Fainelli <f.fainelli@gmail.com> +--- + arch/arm/boot/dts/Makefile | 1 + + arch/arm/boot/dts/bcm53015-meraki-mr26.dts | 166 +++++++++++++++++++++ + 2 files changed, 167 insertions(+) + create mode 100644 arch/arm/boot/dts/bcm53015-meraki-mr26.dts + +--- a/arch/arm/boot/dts/Makefile ++++ b/arch/arm/boot/dts/Makefile +@@ -121,6 +121,7 @@ dtb-$(CONFIG_ARCH_BCM_5301X) += \ + bcm47094-luxul-xwr-3150-v1.dtb \ + bcm47094-netgear-r8500.dtb \ + bcm47094-phicomm-k3.dtb \ ++ bcm53015-meraki-mr26.dtb \ + bcm53016-meraki-mr32.dtb \ + bcm94708.dtb \ + bcm94709.dtb \ +--- /dev/null ++++ b/arch/arm/boot/dts/bcm53015-meraki-mr26.dts +@@ -0,0 +1,166 @@ ++// 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"; ++ #address-cells = <1>; ++ #size-cells = <0>; ++ ++ 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 { ++ nand-ecc-algo = "hw"; ++ ++ 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 { ++ reg = <0>; ++ label = "poe"; ++ }; ++ ++ port@5 { ++ reg = <5>; ++ label = "cpu"; ++ ethernet = <&gmac0>; ++ ++ fixed-link { ++ speed = <1000>; ++ duplex-full; ++ }; ++ }; ++ }; ++}; ++ ++&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 */ ++}; |