STM32F2: Turn on SYSCFG I/O compensation during init().

Signed-off-by: Marti Bolivar <mbolivar@leaflabs.com>

1 files changed, 3 insertions, 0 deletions

diff --git a/wirish/stm32f2/boards_setup.cpp b/wirish/stm32f2/boards_setup.cpp
index d1ceac0..952e84d 100644
--- a/wirish/stm32f2/boards_setup.cpp
+++ b/wirish/stm32f2/boards_setup.cpp
@@ -89,6 +89,9 @@ namespace wirish {
         void series_init(void) {
             // We need SYSCFG for external interrupts
             syscfg_init();
+            // Turn on the I/O compensation cell, since we drive the
+            // GPIOs quickly be default.
+            syscfg_enable_io_compensation();
         }
 
     }