42 lines
961 B
Markdown
42 lines
961 B
Markdown
# OpenWRT 24.10.4 Firmware with GPIO I²C for GL.iNet XE300
|
|
|
|
Custom OpenWRT build enabling **GPIO-based I²C master** on the GL.iNet XE300 (QCA9531) using `i2c-gpio` driver and clean DTS integration.
|
|
|
|
## Locate & Edit DTS
|
|
|
|
target/linux/ath79/dts/qca9531_glinet_gl-xe300.dts
|
|
|
|
git clone https://git.openwrt.org/openwrt/openwrt.git
|
|
cd openwrt
|
|
git checkout v24.10.4
|
|
./scripts/feeds update -a
|
|
./scripts/feeds install -a
|
|
|
|
## Menu Config
|
|
|
|
Target System: Atheros ATH79
|
|
Target Profile: GL.iNet GL-XE300
|
|
Kernel Modules → I2C Support:
|
|
kmod-i2c-core
|
|
kmod-i2c-gpio
|
|
Utilities → i2c-tools
|
|
|
|
make -j$(nproc)
|
|
|
|
## Test It
|
|
|
|
ls /dev/i2c-*
|
|
i2cdetect -y 0
|
|
cat /sys/kernel/debug/gpio
|
|
i2cdump -y 0 0x48 # Adjust address accordingly
|
|
|
|
|
|
Ubuntu 22.04+ build tools:
|
|
|
|
```bash
|
|
sudo apt update && sudo apt install -y \
|
|
build-essential clang flex bison g++ gawk gcc-multilib \
|
|
g++-multilib gettext libncurses-dev libssl-dev python3 \
|
|
python3-pip rsync unzip zlib1g-dev file wget git
|
|
|