find_pwmchip

find_pwmchip(target_device='1f00098000.pwm') → str[source]

Finds the PWM chip path for a given target device.

Parameters:

  • target_device (str) – The target device name to look for.

  • "1f00098000.pwm". (Defaults to)

Returns:

The path to the PWM chip or raises RuntimeError if not found.

Return type:

str

Raises:

RuntimeError – If no valid PWM chip is found.