xtensa/esp32: Use OR operation when configuring pin driver

2021-03-03 19:23:05 -03:00 · 2021-03-03 19:23:05 -03:00 · 1aebe47c71
parent 23f0d8c17b
commit 1aebe47c71
1 changed files with 1 additions and 1 deletions
--- a/arch/xtensa/src/esp32/esp32_gpio.c
+++ b/arch/xtensa/src/esp32/esp32_gpio.c
@ -227,7 +227,7 @@ int esp32_configgpio(int pin, gpio_pinattr_t attr)

  if ((attr & OPEN_DRAIN) != 0)
    {
-      cntrl = (1 << GPIO_PIN_PAD_DRIVER_S);
+      cntrl |= (1 << GPIO_PIN_PAD_DRIVER_S);
    }

  regaddr = DR_REG_IO_MUX_BASE + g_pin2func[pin];