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diff --git a/arch/arm/lpc17xx/Drivers/include/lpc17xx_rit.h b/arch/arm/lpc17xx/Drivers/include/lpc17xx_rit.h
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+++ b/arch/arm/lpc17xx/Drivers/include/lpc17xx_rit.h
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+/***********************************************************************//**
+ * @file		lpc17xx_rit.h
+ * @brief		Contains all macro definitions and function prototypes
+ * 				support for RIT firmware library on LPC17xx
+ * @version		2.0
+ * @date		21. May. 2010
+ * @author		NXP MCU SW Application Team
+ **************************************************************************
+ * Software that is described herein is for illustrative purposes only
+ * which provides customers with programming information regarding the
+ * products. This software is supplied "AS IS" without any warranties.
+ * NXP Semiconductors assumes no responsibility or liability for the
+ * use of the software, conveys no license or title under any patent,
+ * copyright, or mask work right to the product. NXP Semiconductors
+ * reserves the right to make changes in the software without
+ * notification. NXP Semiconductors also make no representation or
+ * warranty that such application will be suitable for the specified
+ * use without further testing or modification.
+ **************************************************************************/
+
+/* Peripheral group ----------------------------------------------------------- */
+/** @defgroup RIT RIT
+ * @ingroup LPC1700CMSIS_FwLib_Drivers
+ * @{
+ */
+
+#ifndef LPC17XX_RIT_H_
+#define LPC17XX_RIT_H_
+
+/* Includes ------------------------------------------------------------------- */
+#include "LPC17xx.h"
+#include "lpc_types.h"
+
+
+#ifdef __cplusplus
+extern "C"
+{
+#endif
+
+
+/* Private Macros ------------------------------------------------------------- */
+/** @defgroup RIT_Private_Macros RIT Private Macros
+ * @{
+ */
+
+/* --------------------- BIT DEFINITIONS -------------------------------------- */
+/*********************************************************************//**
+ * Macro defines for RIT control register
+ **********************************************************************/
+/**	Set interrupt flag when the counter value equals the masked compare value */
+#define RIT_CTRL_INTEN	((uint32_t) (1))
+/** Set timer enable clear to 0 when the counter value equals the masked compare value  */
+#define RIT_CTRL_ENCLR 	((uint32_t) _BIT(1))
+/** Set timer enable on debug */
+#define RIT_CTRL_ENBR	((uint32_t) _BIT(2))
+/** Set timer enable */
+#define RIT_CTRL_TEN	((uint32_t) _BIT(3))
+
+/** Macro to determine if it is valid RIT peripheral */
+#define PARAM_RITx(n)	(((uint32_t *)n)==((uint32_t *)LPC_RIT))
+/**
+ * @}
+ */
+
+
+
+/* Public Functions ----------------------------------------------------------- */
+/** @defgroup RIT_Public_Functions RIT Public Functions
+ * @{
+ */
+/* RIT Init/DeInit functions */
+void RIT_Init(LPC_RIT_TypeDef *RITx);
+void RIT_DeInit(LPC_RIT_TypeDef *RITx);
+
+/* RIT config timer functions */
+void RIT_TimerConfig(LPC_RIT_TypeDef *RITx, uint32_t time_interval);
+
+/* Enable/Disable RIT functions */
+void RIT_TimerClearCmd(LPC_RIT_TypeDef *RITx, FunctionalState NewState);
+void RIT_Cmd(LPC_RIT_TypeDef *RITx, FunctionalState NewState);
+void RIT_TimerDebugCmd(LPC_RIT_TypeDef *RITx, FunctionalState NewState);
+
+/* RIT Interrupt functions */
+IntStatus RIT_GetIntStatus(LPC_RIT_TypeDef *RITx);
+
+/**
+ * @}
+ */
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* LPC17XX_RIT_H_ */
+
+/**
+ * @}
+ */
+
+/* --------------------------------- End Of File ------------------------------ */