105 	 * Set duty > period. This trick allows the TCU channels in TCU2 mode to  in jz4740_pwm_disable()
128 	unsigned long period, duty;  in jz4740_pwm_apply()  local
160 	/* Calculate duty value */  in jz4740_pwm_apply()
163 	duty = tmp;  in jz4740_pwm_apply()
165 	if (duty >= period)  in jz4740_pwm_apply()
166 		duty = period - 1;  in jz4740_pwm_apply()
179 	/* Set duty */  in jz4740_pwm_apply()
180 	regmap_write(jz4740->map, TCU_REG_TDHRc(pwm->hwpwm), duty);  in jz4740_pwm_apply()
193 	 * duty value, then becomes active until the timer reaches the period  in jz4740_pwm_apply()
194 	 * value. In theory, we should then use (period - duty) as the real duty  in jz4740_pwm_apply()
195 	 * value, as a high duty value would otherwise result in the PWM pin  in jz4740_pwm_apply()