1 files changed, 6 insertions, 0 deletions
diff --git a/src/lib/gpio.c b/src/lib/gpio.c
index b0a5f4dfc3..81d6f6bbad 100644
--- a/src/lib/gpio.c
+++ b/src/lib/gpio.c
@@ -145,3 +145,9 @@ __attribute__((weak)) const char *gpio_acpi_path(gpio_t gpio)
 {
 	return NULL;
 }
+
+/* Default handler returns 0 because type of gpio_t is unknown */
+__attribute__((weak)) uint16_t gpio_acpi_pin(gpio_t gpio)
+{
+	return 0;
+}