Add F412ZG in USBHAL files

Author: bcostm

features/unsupported/USBDevice/USBDevice/TARGET_STM/USBHAL_STM_TARGET.h

@@ -15,17 +15,27 @@
 * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
 */
+
 #ifdef TARGET_STM32F303ZE
 #include "USBHAL_STM32F303ZE.h"
 #endif
-#if defined(TARGET_STM32F429ZI) || defined(TARGET_STM32F446ZE)  || defined(TARGET_STM32F207ZG) \
-|| defined(TARGET_STM32F767ZI) || defined (TARGET_STM32F746ZG) || defined(TARGET_STM32F411RE) \
-|| defined(TARGET_STM32F407VG) || defined(TARGET_STM32F401RE)
+
+#if defined(TARGET_STM32F207ZG) || \
+    defined(TARGET_STM32F401RE) || \
+    defined(TARGET_STM32F407VG) || \
+    defined(TARGET_STM32F411RE) || \
+    defined(TARGET_STM32F412ZG) || \
+    defined(TARGET_STM32F429ZI) || \
+    defined(TARGET_STM32F446ZE) || \
+    defined(TARGET_STM32F746ZG) || \
+    defined(TARGET_STM32F767ZI)
 #include "USBHAL_STM_144_64pins.h"
 #endif
+
 #ifdef TARGET_STM32L476VG
 #include "USBHAL_STM32L476VG.h"
 #endif
+
 #ifdef TARGET_STM32F769NI
 #include "USBHAL_STM32F769NI.h"
 #endif

features/unsupported/USBDevice/USBDevice/USBHAL_STM32F4.cpp

@@ -48,7 +48,7 @@ USBHAL::USBHAL(void) {
     // Enable power and clocking
     RCC->AHB1ENR |= RCC_AHB1ENR_GPIOAEN;
 
-#if defined(TARGET_STM32F407VG) || defined(TARGET_STM32F401RE) || defined(TARGET_STM32F411RE) || defined(TARGET_STM32F429ZI)
+#if defined(TARGET_STM32F407VG) || defined(TARGET_STM32F401RE) || defined(TARGET_STM32F411RE) || defined(TARGET_STM32F412ZG) || defined(TARGET_STM32F429ZI)
     pin_function(PA_8, STM_PIN_DATA(STM_MODE_AF_PP, GPIO_NOPULL, GPIO_AF10_OTG_FS));
     pin_function(PA_9, STM_PIN_DATA(STM_MODE_INPUT, GPIO_PULLDOWN, GPIO_AF10_OTG_FS));
     pin_function(PA_10, STM_PIN_DATA(STM_MODE_AF_OD, GPIO_PULLUP, GPIO_AF10_OTG_FS));