drivers/ioexpander/tca64xx.c: Fix polarity register address

Signed-off-by: Jukka Laitinen <[email protected]>
tiiuae · Aug 30, 2024 · cfb2b93 · cfb2b93
1 parent b0bf61b
commit cfb2b93
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/drivers/ioexpander/tca64xx.c b/drivers/ioexpander/tca64xx.c
@@ -231,7 +231,7 @@ static uint8_t tca64_output_reg(FAR struct tca64_dev_s *priv, uint8_t pin)
 static uint8_t tca64_polarity_reg(FAR struct tca64_dev_s *priv, uint8_t pin)
 {
   FAR const struct tca64_part_s *part = tca64_getpart(priv);
-  uint8_t reg = part->tp_output;
+  uint8_t reg = part->tp_polarity;
 
   DEBUGASSERT(pin <= part->tp_ngpios);
   return reg + (pin >> 3);