diff --git a/drivers/input/keyboard/tc3589x-keypad.c b/drivers/input/keyboard/tc3589x-keypad.c
index 2dee3e4..f4da2a7 100644
--- a/drivers/input/keyboard/tc3589x-keypad.c
+++ b/drivers/input/keyboard/tc3589x-keypad.c
@@ -96,21 +96,15 @@
 {
 	int ret;
 	struct tc3589x *tc3589x = keypad->tc3589x;
-	u8 settle_time = keypad->board->settle_time;
-	u8 dbounce_period = keypad->board->debounce_period;
-	u8 rows = keypad->board->krow & 0xf;	/* mask out the nibble */
-	u8 column = keypad->board->kcol & 0xf;	/* mask out the nibble */
+	const struct tc3589x_keypad_platform_data *board = keypad->board;
 
-	/* validate platform configurations */
-	if (keypad->board->kcol > TC3589x_MAX_KPCOL ||
-	    keypad->board->krow > TC3589x_MAX_KPROW ||
-	    keypad->board->debounce_period > TC3589x_MAX_DEBOUNCE_SETTLE ||
-	    keypad->board->settle_time > TC3589x_MAX_DEBOUNCE_SETTLE)
+	/* validate platform configuration */
+	if (board->kcol > TC3589x_MAX_KPCOL || board->krow > TC3589x_MAX_KPROW)
 		return -EINVAL;
 
 	/* configure KBDSIZE 4 LSbits for cols and 4 MSbits for rows */
 	ret = tc3589x_reg_write(tc3589x, TC3589x_KBDSIZE,
-			(rows << KP_ROW_SHIFT) | column);
+			(board->krow << KP_ROW_SHIFT) | board->kcol);
 	if (ret < 0)
 		return ret;
 
@@ -124,12 +118,14 @@
 		return ret;
 
 	/* Configure settle time */
-	ret = tc3589x_reg_write(tc3589x, TC3589x_KBDSETTLE_REG, settle_time);
+	ret = tc3589x_reg_write(tc3589x, TC3589x_KBDSETTLE_REG,
+				board->settle_time);
 	if (ret < 0)
 		return ret;
 
 	/* Configure debounce time */
-	ret = tc3589x_reg_write(tc3589x, TC3589x_KBDBOUNCE, dbounce_period);
+	ret = tc3589x_reg_write(tc3589x, TC3589x_KBDBOUNCE,
+				board->debounce_period);
 	if (ret < 0)
 		return ret;