1 files changed, 31 insertions, 0 deletions
diff --git a/os/hal/platforms/STM32F4xx/stm32_rcc.h b/os/hal/platforms/STM32F4xx/stm32_rcc.h
index f459c192a..de8f1a11e 100644
--- a/os/hal/platforms/STM32F4xx/stm32_rcc.h
+++ b/os/hal/platforms/STM32F4xx/stm32_rcc.h
@@ -538,6 +538,37 @@
 #define rccResetI2C3() rccResetAPB1(RCC_APB1RSTR_I2C3RST)
 /** @} */
 
+
+/**
+ * @name    OTG peripherals specific RCC operations
+ * @{
+ */
+/**
+ * @brief   Enables the OTG_FS peripheral clock.
+ *
+ * @param[in] lp        low power enable flag
+ *
+ * @api
+ */
+#define rccEnableOTG_FS(lp) rccEnableAHB2(RCC_AHB2LPENR_OTGFSLPEN, lp)
+
+/**
+ * @brief   Disables the OTG_FS peripheral clock.
+ *
+ * @param[in] lp        low power enable flag
+ *
+ * @api
+ */
+#define rccDisableOTG_FS(lp) rccEnableAHB2(RCC_AHB2LPENR_OTGFSLPEN, lp)
+
+/**
+ * @brief   Resets the OTG_FS peripheral.
+ *
+ * @api
+ */
+#define rccResetOTG_FS() rccResetAHB2(RCC_AHB2RSTR_OTGFSRST)
+/** @} */
+
 /**
  * @name    SPI peripherals specific RCC operations
  * @{