Merge pull request #4944 from LMESTM/F1_AFIO_CLK

theotherjimmy · web-flow · commit d68cd09c6356 · 2017-08-29T13:45:27.000-05:00
STM32: F1 GPIO: Enable AFIO clock
diff --git a/targets/TARGET_STM/TARGET_STM32F1/pin_device.h b/targets/TARGET_STM/TARGET_STM32F1/pin_device.h
@@ -37,6 +37,9 @@ extern const uint32_t ll_pin_defines[16];
 
 static inline void stm_pin_DisconnectDebug(PinName pin)
 {
+    // Enable AFIO clock
+    __HAL_RCC_AFIO_CLK_ENABLE();
+
     // Disconnect JTAG-DP + SW-DP signals.
     // Warning: Need to reconnect under reset
     if ((pin == PA_13) || (pin == PA_14)) {

Original file line number	Diff line number	Diff line change
`@@ -37,6 +37,9 @@ extern const uint32_t ll_pin_defines[16];`
`37`	`37`
`38`	`38`	`static inline void stm_pin_DisconnectDebug(PinName pin)`
`39`	`39`	`{`
	`40`	`+ // Enable AFIO clock`
	`41`	`+ __HAL_RCC_AFIO_CLK_ENABLE();`
	`42`	`+`
`40`	`43`	`// Disconnect JTAG-DP + SW-DP signals.`
`41`	`44`	`// Warning: Need to reconnect under reset`
`42`	`45`	`if ((pin == PA_13) \|\| (pin == PA_14)) {`