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

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This corrects a copy-paste error; polarity register is tp_polarity, not tp_output

Signed-off-by: Jukka Laitinen <jukka.laitinen@tii.ae>
This commit is contained in:
Jukka Laitinen 2024-08-30 14:04:33 +03:00 • committed by Xiang Xiao
parent 38fbe166ee
commit 710bd199e5
1 changed files with 1 additions and 1 deletions
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drivers/ioexpander/tca64xx.c
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@ -233,7 +233,7 @@ 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);