All PWM/EN pins are output-capable GPIOs and avoid the strapping pins 0, 2, 12, 15 (except GPIO 2 used as LED only, which is fine — it's only an issue if held LOW at boot, and our default state is OFF ...
NOTE: The current up to 100 mA may flow from the System Basis Chip [U1] TLE9262-3BQXV33 VCC2 LDO +5V Output. If more current is needed, please use the RDK4 BATTERY supply terminals J1 and J4 and ...