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/************************************************************************************
* arch/arm/src/kinetis/kinetis_cmt.h
*
* Copyright (C) 2011 Gregory Nutt. All rights reserved.
* Author: Gregory Nutt <gnutt@nuttx.org>
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
* 3. Neither the name NuttX nor the names of its contributors may be
* used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
* OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*
************************************************************************************/
#ifndef __ARCH_ARM_SRC_KINETIS_KINETIS_CMT_H
#define __ARCH_ARM_SRC_KINETIS_KINETIS_CMT_H
/************************************************************************************
* Included Files
************************************************************************************/
#include <nuttx/config.h>
#include "chip.h"
/************************************************************************************
* Pre-processor Definitions
************************************************************************************/
/* Register Offsets *****************************************************************/
#define KINETIS_CMT_CGH1_OFFSET 0x0000 /* CMT Carrier Generator High Data Register 1 */
#define KINETIS_CMT_CGL1_OFFSET 0x0001 /* CMT Carrier Generator Low Data Register 1 */
#define KINETIS_CMT_CGH2_OFFSET 0x0002 /* CMT Carrier Generator High Data Register 2 */
#define KINETIS_CMT_CGL2_OFFSET 0x0003 /* CMT Carrier Generator Low Data Register 2 */
#define KINETIS_CMT_OC_OFFSET 0x0004 /* CMT Output Control Register */
#define KINETIS_CMT_MSC_OFFSET 0x0005 /* CMT Modulator Status and Control Register */
#define KINETIS_CMT_CMD1_OFFSET 0x0006 /* CMT Modulator Data Register Mark High */
#define KINETIS_CMT_CMD2_OFFSET 0x0007 /* CMT Modulator Data Register Mark Low */
#define KINETIS_CMT_CMD3_OFFSET 0x0008 /* CMT Modulator Data Register Space High */
#define KINETIS_CMT_CMD4_OFFSET 0x0009 /* CMT Modulator Data Register Space Low */
#define KINETIS_CMT_PPS_OFFSET 0x000a /* CMT Primary Prescaler Register */
#define KINETIS_CMT_DMA_OFFSET 0x000b /* CMT Direct Memory Access */
/* Register Addresses ***************************************************************/
#define KINETIS_CMT_CGH1 (KINETIS_CMT_BASE+KINETIS_CMT_CGH1_OFFSET)
#define KINETIS_CMT_CGL1 (KINETIS_CMT_BASE+KINETIS_CMT_CGL1_OFFSET)
#define KINETIS_CMT_CGH2 (KINETIS_CMT_BASE+KINETIS_CMT_CGH2_OFFSET)
#define KINETIS_CMT_CGL2 (KINETIS_CMT_BASE+KINETIS_CMT_CGL2_OFFSET)
#define KINETIS_CMT_OC (KINETIS_CMT_BASE+KINETIS_CMT_OC_OFFSET)
#define KINETIS_CMT_MSC (KINETIS_CMT_BASE+KINETIS_CMT_MSC_OFFSET)
#define KINETIS_CMT_CMD1 (KINETIS_CMT_BASE+KINETIS_CMT_CMD1_OFFSET)
#define KINETIS_CMT_CMD2 (KINETIS_CMT_BASE+KINETIS_CMT_CMD2_OFFSET)
#define KINETIS_CMT_CMD3 (KINETIS_CMT_BASE+KINETIS_CMT_CMD3_OFFSET)
#define KINETIS_CMT_CMD4 (KINETIS_CMT_BASE+KINETIS_CMT_CMD4_OFFSET)
#define KINETIS_CMT_PPS (KINETIS_CMT_BASE+KINETIS_CMT_PPS_OFFSET)
#define KINETIS_CMT_DMA (KINETIS_CMT_BASE+KINETIS_CMT_DMA_OFFSET)
/* Register Bit Definitions *********************************************************/
/* CMT Carrier Generator High/Low Data Register 1 (8-bit Primary Carrier High Time
* Data Value)
*/
/* CMT Carrier Generator High/Low Data Register 2 (8-bit Secondary Carrier High Time
* Data Value)
*/
/* CMT Output Control Register (8-bit) */
/* Bits 0-4: Reserved */
#define CMT_OC_IROPEN (1 << 5) /* Bit 5: IRO Pin Enable */
#define CMT_OC_CMTPOL (1 << 6) /* Bit 6: CMT Output Polarity */
#define CMT_OC_IROL (1 << 7) /* Bit 7: IRO Latch Control */
/* CMT Modulator Status and Control Register (8-bit) */
#define CMT_MSC_MCGEN (1 << 0) /* Bit 0: Modulator and Carrier Generator Enable */
#define CMT_MSC_EOCIE (1 << 1) /* Bit 1: End of Cycle Interrupt Enable */
#define CMT_MSC_FSK (1 << 2) /* Bit 2: FSK Mode Select */
#define CMT_MSC_BASE (1 << 3) /* Bit 3: Baseband Enable */
#define CMT_MSC_EXSPC (1 << 4) /* Bit 4: Extended Space Enable */
#define CMT_MSC_CMTDIV_SHIFT (5) /* Bits 5-6: CMT Clock Divide Prescaler */
#define CMT_MSC_CMTDIV_MASK (3 << CMT_MSC_CMTDIV_SHIFT)
# define CMT_MSC_CMTDIV_DIV1 (0 << CMT_MSC_CMTDIV_SHIFT) /* IF / 1 */
# define CMT_MSC_CMTDIV_DIV2 (1 << CMT_MSC_CMTDIV_SHIFT) /* IF / 2 */
# define CMT_MSC_CMTDIV_DIV4 (2 << CMT_MSC_CMTDIV_SHIFT) /* IF / 4 */
# define CMT_MSC_CMTDIV_DIV8 (3 << CMT_MSC_CMTDIV_SHIFT) /* IF / 8 */
#define CMT_MSC_EOCF (1 << 7) /* Bit 7: End Of Cycle Status Flag */
/* CMT Modulator Data Register Mark High/Low (8-bit command data) */
/* CMT Modulator Data Register Space High/Low (8-bit command data)*/
/* CMT Primary Prescaler Register (8-bit) */
#define CMT_PPS_SHIFT (0) /* Bits 0-3: Primary Prescaler Divider */
#define CMT_PPS_MASK (15 << CMT_PPS_SHIFT)
# define CMT_PPS_DIV(n) (((n)-1) << CMT_PPS_SHIFT) /* Bus clock / n, n=1..16 */
/* Bits 4-7: Reserved */
/* CMT Direct Memory Access (8-bit) */
#define CMT_DMA_ENABLE (1 << 0) /* Bit 0: DMA Enable
/* Bits 1-7: Reserved */
/************************************************************************************
* Public Types
************************************************************************************/
/************************************************************************************
* Public Data
************************************************************************************/
/************************************************************************************
* Public Functions
************************************************************************************/
#endif /* __ARCH_ARM_SRC_KINETIS_KINETIS_CMT_H */
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