diff --git a/Documentation/leds/leds-st1202.rst b/Documentation/leds/leds-st1202.rst
index 1a09fbfcedcf..a2353549469e 100644
--- a/Documentation/leds/leds-st1202.rst
+++ b/Documentation/leds/leds-st1202.rst
@@ -17,7 +17,7 @@ To be compatible with the hardware pattern format, maximum 8 tuples of
 brightness (PWM) and duration must be written to hw_pattern.
 
 - Min pattern duration: 22 ms
-- Max pattern duration: 5660 ms
+- Max pattern duration: 5610 ms
 
 The format of the hardware pattern values should be:
 "brightness duration brightness duration ..."
diff --git a/drivers/leds/leds-st1202.c b/drivers/leds/leds-st1202.c
index a750c95ef3f8..b4adade49898 100644
--- a/drivers/leds/leds-st1202.c
+++ b/drivers/leds/leds-st1202.c
@@ -31,7 +31,7 @@
 #define ST1202_ILED_REG0                   0x09
 #define ST1202_MAX_LEDS                    12
 #define ST1202_MAX_PATTERNS                8
-#define ST1202_MILLIS_PATTERN_DUR_MAX      5660
+#define ST1202_MILLIS_PATTERN_DUR_MAX      (ST1202_MILLIS_PATTERN_DUR_MIN * U8_MAX)
 #define ST1202_MILLIS_PATTERN_DUR_MIN      22
 #define ST1202_PATTERN_DUR                 0x16
 #define ST1202_PATTERN_PWM                 0x1E
@@ -85,7 +85,7 @@ static int st1202_write_reg(struct st1202_chip *chip, int reg, uint8_t val)
 
 static uint8_t st1202_prescalar_to_miliseconds(unsigned int value)
 {
-	return value / ST1202_MILLIS_PATTERN_DUR_MIN - 1;
+	return value / ST1202_MILLIS_PATTERN_DUR_MIN;
 }
 
 static int st1202_pwm_pattern_write(struct st1202_chip *chip, int led_num,
@@ -209,7 +209,7 @@ static int st1202_led_pattern_clear(struct led_classdev *ldev)
 		if (ret != 0)
 			return ret;
 
-		ret = st1202_duration_pattern_write(chip, patt, ST1202_MILLIS_PATTERN_DUR_MIN);
+		ret = st1202_write_reg(chip, ST1202_PATTERN_DUR + patt, 0);
 		if (ret != 0)
 			return ret;
 	}