>> config IMX_HAVE_PLATFORM_MXC_PWM >> bool >> + default y if ARCH_MX21 || ARCH_MX25 || SOC_IMX27 || SOC_IMX51 || SOC_IMX53 > If you do this, can you please use SOC_IMX21 and SOC_IMX25? Or maybe > even def_bool y? > Or the other way, in config SOC_IMX53, select IMX_HAVE_PLATFORM_MXC_PWM?