From 01e1bac365e5ae4c482e3f25e9d849d197015bfa Mon Sep 17 00:00:00 2001
From: Lorenz Meier <lorenz@px4.io>
Date: Mon, 1 Jan 2018 16:44:25 +0100
Subject: [PATCH] FMUv2: Fix Pixhawk Mini boards while hopefully retaining HK
 Pixhawk units.

---
 src/drivers/boards/px4fmu-v2/px4fmu_init.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/drivers/boards/px4fmu-v2/px4fmu_init.c b/src/drivers/boards/px4fmu-v2/px4fmu_init.c
index 5dab22cbe9..2b77dc029a 100644
--- a/src/drivers/boards/px4fmu-v2/px4fmu_init.c
+++ b/src/drivers/boards/px4fmu-v2/px4fmu_init.c
@@ -342,10 +342,6 @@ stm32_boardinitialize(void)
 	stm32_configgpio(GPIO_VDD_5V_HIPOWER_OC);
 	stm32_configgpio(GPIO_VDD_5V_PERIPH_OC);
 
-
-	/* configure SPI interfaces */
-	stm32_spiinitialize();
-
 }
 
 /****************************************************************************
@@ -417,6 +413,12 @@ __EXPORT int board_app_initialize(uintptr_t arg)
 
 #endif // BOARD_HAS_SIMPLE_HW_VERSIONING
 
+	/* Ensure the power is on 1 ms before we drive the GPIO pins */
+	usleep(1000);
+
+	/* configure SPI interfaces */
+	stm32_spiinitialize();
+
 	/* configure the high-resolution time/callout interface */
 	hrt_init();