From 876ab45bf32f39c57867cd5ad31d63e3fd908525 Mon Sep 17 00:00:00 2001
From: Mark Whitehorn <kd0aij@gmail.com>
Date: Mon, 7 Nov 2016 16:24:30 -0700
Subject: [PATCH] fix errors in crazyflie and navio builds

---
 src/drivers/boards/crazyflie/board_config.h             | 1 +
 src/drivers/navio_sysfs_pwm_out/navio_sysfs_pwm_out.cpp | 2 ++
 2 files changed, 3 insertions(+)

diff --git a/src/drivers/boards/crazyflie/board_config.h b/src/drivers/boards/crazyflie/board_config.h
index 32614b9177..97196d633a 100644
--- a/src/drivers/boards/crazyflie/board_config.h
+++ b/src/drivers/boards/crazyflie/board_config.h
@@ -172,6 +172,7 @@
 #define PWM_HIGHEST_MAX 255
 #define PWM_DEFAULT_MAX 255
 #define PWM_LOWEST_MAX 255
+#define PWM_DEFAULT_TRIM 1500
 
 
 /* High-resolution timer */
diff --git a/src/drivers/navio_sysfs_pwm_out/navio_sysfs_pwm_out.cpp b/src/drivers/navio_sysfs_pwm_out/navio_sysfs_pwm_out.cpp
index 759f103f63..1c60b93e45 100644
--- a/src/drivers/navio_sysfs_pwm_out/navio_sysfs_pwm_out.cpp
+++ b/src/drivers/navio_sysfs_pwm_out/navio_sysfs_pwm_out.cpp
@@ -352,6 +352,7 @@ void task_main(int argc, char *argv[])
 			uint16_t disarmed_pwm[4];
 			uint16_t min_pwm[4];
 			uint16_t max_pwm[4];
+			uint16_t trim_pwm[4] {};
 
 			for (unsigned int i = 0; i < 4; i++) {
 				disarmed_pwm[i] = _pwm_disarmed;
@@ -369,6 +370,7 @@ void task_main(int argc, char *argv[])
 				       disarmed_pwm,
 				       min_pwm,
 				       max_pwm,
+				       trim_pwm,
 				       _outputs.output,
 				       pwm,
 				       &_pwm_limit);