diff --git a/drivers/mfd/stmpe.c b/drivers/mfd/stmpe.c
index e971af86ce1ef7e495d47364aeee15f5c10b76a1..8222e374e4b17d55d3d514e9fc414b96b998008c 100644
--- a/drivers/mfd/stmpe.c
+++ b/drivers/mfd/stmpe.c
@@ -795,6 +795,7 @@ static int stmpe24xx_get_altfunc(struct stmpe *stmpe, enum stmpe_block block)
 		return 2;
 
 	case STMPE_BLOCK_KEYPAD:
+	case STMPE_BLOCK_PWM:
 		return 1;
 
 	case STMPE_BLOCK_GPIO: