/************************************************************************************ * arch/arm/src/kinetis/kinetis_cmt.h * * Copyright (C) 2011 Gregory Nutt. All rights reserved. * Author: Gregory Nutt * * 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 #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 */