[nrf fromtree] dp: swdp_bitbang: fix missing reset pin error

This patch fixes an issue where the reset pin is used even when it's not given. Signed-off-by: Maximilian Deubel <[email protected]> (cherry picked from commit 4f85ce6)
nrfconnect · Nov 12, 2024 · 0271821 · 0271821
1 parent a70d6bd
commit 0271821
Showing 1 changed file with 5 additions and 3 deletions.
diff --git a/drivers/dp/swdp_bitbang.c b/drivers/dp/swdp_bitbang.c
@@ -601,9 +601,11 @@ static int sw_port_on(const struct device *dev)
 		return ret;
 	}
 
-	ret = gpio_pin_configure_dt(&config->reset, GPIO_OUTPUT_ACTIVE);
-	if (ret) {
-		return ret;
+	if (config->reset.port) {
+		ret = gpio_pin_configure_dt(&config->reset, GPIO_OUTPUT_ACTIVE);
+		if (ret) {
+			return ret;
+		}
 	}
 
 	return 0;