Fork of mbed-dev build 137, last build before FAT file system appears to be broken. Also reduced HSE timeout time in STM4XX HAL

Fork of mbed-dev by mbed official

Revision:
160:d5399cc887bb
Parent:
157:ff67d9f36b67
--- a/targets/TARGET_STM/TARGET_STM32F2/objects.h	Tue Feb 28 17:13:35 2017 +0000
+++ b/targets/TARGET_STM/TARGET_STM32F2/objects.h	Tue Mar 14 16:40:56 2017 +0000
@@ -128,6 +128,7 @@
 struct pwmout_s {
     PWMName pwm;
     PinName pin;
+    uint32_t prescaler;
     uint32_t period;
     uint32_t pulse;
     uint8_t channel;