GPIO PWM support

modulename: pwm-gpio.ko

configname: CONFIG_PWM_GPIO

Linux Kernel Configuration
└─>Device Drivers
└─>Pulse-Width Modulation (PWM) Support
└─>GPIO Support
└─>GPIO PWM support
In linux kernel since version 6.11 (release Date: 2024-09-15)  
Generic PWM framework driver for software PWM toggling a GPIO pin
from kernel high-resolution timers.

To compile this driver as a module, choose M here: the module
will be called pwm-gpio.

source code:
depends
CONFIG_GPIOLIB
CONFIG_HIGH_RES_TIMERS
CONFIG_PWM