PWM_CH_PRD        138 drivers/pwm/pwm-sun4i.c 	val = sun4i_pwm_readl(sun4i_pwm, PWM_CH_PRD(pwm->hwpwm));
PWM_CH_PRD        246 drivers/pwm/pwm-sun4i.c 		sun4i_pwm_writel(sun4i_pwm, val, PWM_CH_PRD(pwm->hwpwm));