On my SBC I have a RGB LED that I can control through sysfs and GPIO pins. However, on startup the LED are on until the /etc/init.d/rcS is started. Just after that I am able to control the LEDs
How can I ensure that these LEDs/GPIO pins are disabled by default on startup?
| Component | Specification |
|---|---|
| SBC | Radxa Zero v1.51, 2GB RAM, 8GB eMMC, 4 Cores |
| SOC | S905Y2 |
| Processor | ARM Cortex-A53 |
| Architecture | ARMv8-A |
| WiFi/BT | AP6256, BCM43456/BCM4345C5, b/g/n/a/ac - BT5.0 |
| OS | Buildroot 2022.11, System V |
| Kernel | Latest CIP SLTS version (5.10.145-cip17) |
| Bootloader | Custom U-Boot 2021.01 with vendor FIP |
| Pinout | Link |
| Quick Reference Manual | Link |