menuconfig PWM bool "PWM Support" help This enables PWM support through the generic PWM framework. You only need to enable this, if you also want to enable one or more of the PWM drivers below. If unsure, say N. if PWM config PWM_BFIN tristate "Blackfin PWM support" depends on BFIN_GPTIMERS help Generic PWM framework driver for Blackfin. To compile this driver as a module, choose M here: the module will be called pwm-bfin. config PWM_IMX tristate "i.MX pwm support" depends on ARCH_MXC help Generic PWM framework driver for i.MX. To compile this driver as a module, choose M here: the module will be called pwm-imx. config PWM_PXA tristate "PXA PWM support" depends on ARCH_PXA help Generic PWM framework driver for PXA. To compile this driver as a module, choose M here: the module will be called pwm-pxa. config PWM_SAMSUNG tristate "Samsung pwm support" depends on PLAT_SAMSUNG help Generic PWM framework driver for Samsung. To compile this driver as a module, choose M here: the module will be called pwm-samsung. config PWM_TEGRA tristate "NVIDIA Tegra PWM support" depends on ARCH_TEGRA help Generic PWM framework driver for the PWFM controller found on NVIDIA Tegra SoCs. To compile this driver as a module, choose M here: the module will be called pwm-tegra. endif