#define PWMCR_MIN_PRESCALE 0x00
#define PWMCR_MAX_PRESCALE 0x07
-#define PWMDCR_MIN_DUTY 0x0001
-#define PWMDCR_MAX_DUTY 0xFFFF
+#define PWMDCR_MIN_DUTY 0x0000
+#define PWMDCR_MAX_DUTY 0xFFFFFFFF
#define PWMPCR_MIN_PERIOD 0x0001
-#define PWMPCR_MAX_PERIOD 0xFFFF
+#define PWMPCR_MAX_PERIOD 0xFFFFFFFF
/********************************************
* struct rk_pwm_chip - struct representing pwm chip