Meshtastic running with latest Arbmian on Raxda Rock 2F using my Starter Edition HAT (GPIO connected to SPI LoRa) /~https://github.com/markbirss/lora-starter-edition-sx1262-i2c
Rock 2F support recently landed armbian/build#7820
Compile a OS Image (Noble) - pre-compiled images were not yet available as of 26-02-2025
sudo ./compile.sh build BOARD=rock-2f BRANCH=vendor BUILD_DESKTOP=yes BUILD_MINIMAL=no DESKTOP_APPGROUPS_SELECTED= DESKTOP_ENVIRONMENT=gnome DESKTOP_ENVIRONMENT_CONFIG_NAME=config_base KERNEL_CONFIGURE=no RELEASE=noble DOWNLOAD_MIRROR=us
Compile and install the required spidev and i2c0 overlays
git clone /~https://github.com/radxa-pkg/radxa-overlays
cd radxa-overlays
make build-dtbo -j$(nproc)
sudo cp./arch/arm64/boot/dts/rockchip/overlays/rk3528-spi0-cs1-spidev.dtbo /boot/dtb/rockchip/overlay/
sudo cp ./arch/arm64/boot/dts/rockchip/overlays/rk3528-i2c0-m1.dtbo /boot/dtb/rockchip/overlay/
Enable the overlays modify /boot/armbianEnv.txt
verbosity=1
bootlogo=true
console=both
overlay_prefix=rk35xx
fdtfile=rockchip/rk3528-rock-2f.dtb
rootdev=UUID=6457ccf1-edc1-4c9c-935f-fdb8dc320999
rootfstype=ext4
overlays=rk3528-spi0-cs1-spidev rk3528-i2c0-m1
usbstoragequirks=0x2537:0x1066:u,0x2537:0x1068:u
Connect and test i2c
sudo i2cdetect -r -y 0
[sudo] password for user:
0 1 2 3 4 5 6 7 8 9 a b c d e f
00: -- -- -- -- -- -- -- --
10: -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- --
20: -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- --
30: -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- --
40: -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- --
50: 50 -- -- -- -- -- -- -- 58 -- -- -- -- -- -- --
60: -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- --
70: -- -- -- -- -- -- -- --
Install - meshtasticd https://meshtastic.org/docs/software/linux/installation/?os=ubuntu
# Install requirements for add-apt-repository
sudo apt install software-properties-common
# Add Meshtastic repo
sudo add-apt-repository ppa:meshtastic/beta
# Install meshtasticd
sudo apt install meshtasticd
lora-raxda-rock2f-starter-edition-hat.yaml
Lora:
### Raxda Rock 2F running Armbian Linux 6.1.99-vendor-rk35xx
### /~https://github.com/markbirss/lora-starter-edition-sx1262-i2c
### /~https://github.com/radxa-pkg/radxa-overlays/blob/main/arch/arm64/boot/dts/rockchip/overlays/rk3528-spi0-cs1-spidev.dts
### Require install of /~https://github.com/radxa-pkg/radxa-overlays and rk3528-spi0-cs1-spidev.dtbo copied to /boot/dtb/rockchip/overlay and enabled
### in /boot/armbianEnv.txt - overlays=rk3528-spi0-cs1-spidev
### The Radxa Rock 2F employs multiple gpio chips.
### Each gpio pin must be unique, but can be assigned to a specific gpio chip and line.
### In case solely a no. is given, the default gpio chip and pin == line will be employed.
###
Module: sx1262 # Radxa Rock 2F + Starter Edition SX1262 HAT by Mark Birss
DIO2_AS_RF_SWITCH: true
DIO3_TCXO_VOLTAGE: 1.8
spidev: spidev0.1
CS: # NSS PIN_24 -> chip 4, line 14
pin: 24
gpiochip: 4
line: 14
SCK: # SCK PIN_23 -> chip 4, line 12
pin: 23
gpiochip: 4
line: 12
Busy: # BUSY PIN_7 -> chip 4, line 6
pin: 7
gpiochip: 4
line: 6
MOSI: # MOSI PIN_19 -> chip 4, line 10
pin: 19
gpiochip: 4
line: 10
MISO: # MISO PIN_21 -> chip 4, line 11
pin: 21
gpiochip: 4
line: 11
Reset: # NRST PIN_12 -> chip 1, line 13
pin: 12
gpiochip: 1
line: 13
IRQ: # DIO1 PIN_15 -> chip 4, line 22
pin: 15
gpiochip: 4
line: 22
# RXen: # RXEN PIN_22 -> chip 3!, line 17
# pin: 22
# gpiochip: 3
# line: 17
# TXen: RADIOLIB_NC # TXEN no PIN, no line, fallback to default gpio chip
Support my work and considder buying me a coffee