gpio: Add a function to get a pin number from mraa_gpio_context

Signed-off-by: Kenta Yonekura <yoneken@ieee.org> Signed-off-by: Brendan Le Foll <brendan.le.foll@intel.com>
2014-12-21 20:31:59 +09:00
parent bc05ce7078
commit 74d172cb6c
3 changed files with 22 additions and 0 deletions
--- a/api/mraa/gpio.h
+++ b/api/mraa/gpio.h
@@ -192,6 +192,14 @@ mraa_result_t mraa_gpio_owner(mraa_gpio_context dev, mraa_boolean_t owner);
 */
 mraa_result_t mraa_gpio_use_mmaped(mraa_gpio_context dev, mraa_boolean_t mmap);

+/**
+ * Get a pin number of the gpio
+ *
+ * @param dev The Gpio context
+ * @return Pin number
+ */
+int mraa_gpio_get_pin(mraa_gpio_context dev);
+
 #ifdef __cplusplus
 }
 #endif