From db5e932f489893f3f83af90d93f2bc000a934ef3 Mon Sep 17 00:00:00 2001
From: Daniel Agar <daniel@agar.ca>
Date: Thu, 14 Dec 2017 12:18:04 -0500
Subject: [PATCH] delete unused GPIO_SET_ALT_3

---
 src/drivers/drv_gpio.h     | 3 ---
 src/drivers/px4fmu/fmu.cpp | 1 -
 2 files changed, 4 deletions(-)

diff --git a/src/drivers/drv_gpio.h b/src/drivers/drv_gpio.h
index 3243bed3a1..a54b377381 100644
--- a/src/drivers/drv_gpio.h
+++ b/src/drivers/drv_gpio.h
@@ -71,9 +71,6 @@
 /** configure the board GPIOs in (arg) as inputs */
 #define GPIO_SET_INPUT	GPIOC(2)
 
-/** configure the board GPIO (arg) for the third alternate function (if supported) */
-#define GPIO_SET_ALT_3	GPIOC(5)
-
 /** configure the board GPIO (arg) for the fourth alternate function (if supported) */
 #define GPIO_SET_ALT_4	GPIOC(6)
 
diff --git a/src/drivers/px4fmu/fmu.cpp b/src/drivers/px4fmu/fmu.cpp
index e9a0e692df..a1c11d2b9e 100644
--- a/src/drivers/px4fmu/fmu.cpp
+++ b/src/drivers/px4fmu/fmu.cpp
@@ -2910,7 +2910,6 @@ PX4FMU::gpio_ioctl(struct file *filp, int cmd, unsigned long arg)
 		ret = gpio_set_function(arg, cmd);
 		break;
 
-	case GPIO_SET_ALT_3:
 	case GPIO_SET_ALT_4:
 		ret = -EINVAL;
 		break;