fllplus.h

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/* Copyright 2012-2014, Peter A. Bigot
 *
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 *
 * * Redistributions of source code must retain the above copyright notice,
 *   this list of conditions and the following disclaimer.
 *
 * * 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.
 *
 * * Neither the name of the software 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 HOLDER 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 BSP430_PERIPH_FLLPLUS_H
#define BSP430_PERIPH_FLLPLUS_H

#include <bsp430/clock.h>
#include <bsp430/periph.h>

#define BSP430_MODULE_FLLPLUS (defined(__MSP430_HAS_FLLPLUS__)          \
                               || defined(__MSP430_HAS_FLLPLUS_SMALL__))

#if defined(BSP430_DOXYGEN) || (BSP430_MODULE_FLLPLUS - 0)

/* Simplify conditionally-defined macros to avoid reference to
 * non-existent values. */
#if defined(XT2OF)
#define BSP430_FLLPLUS_XT2OF_ XT2OF
#else /* XT2OF */
#define BSP430_FLLPLUS_XT2OF_ 0
#endif /* XT2OF */

#define BSP430_FLLPLUS_LFXT1_IS_FAULTED_NI() (FLL_CTL0 & LFOF)

#define BSP430_FLLPLUS_XT2_IS_FAULTED_NI() (FLL_CTL0 & BSP430_FLLPLUS_XT2OF_)

#define BSP430_FLLPLUS_DCO_IS_FAULTED_NI() (FLL_CTL0 & DCOF)

#if defined(BSP430_DOXYGEN) || ! defined(BSP430_CLOCK_LFXT1_IS_FAULTED_NI)
#define BSP430_CLOCK_LFXT1_IS_FAULTED_NI() BSP430_FLLPLUS_LFXT1_IS_FAULTED_NI()
#endif /* BSP430_CLOCK_LFXT1_IS_FAULTED_NI */

#if defined(BSP430_DOXYGEN) || ! defined(BSP430_CLOCK_XT2_IS_FAULTED_NI)
#define BSP430_CLOCK_XT2_IS_FAULTED_NI() ((BCSCTL1 & XT2OFF) || BSP430_FLLPLUS_XT2_IS_FAULTED_NI())
#endif /* BSP430_CLOCK_XT2_IS_FAULTED_NI */

#if defined(BSP430_DOXYGEN) || ! defined(BSP430_CLOCK_CLEAR_FAULTS_NI)
#define BSP430_CLOCK_CLEAR_FAULTS_NI() do {                             \
    BSP430_CLOCK_OSC_CLEAR_FAULT_NI();                                  \
  } while (0)
#endif /*  BSP430_CLOCK_CLEAR_FAULTS_NI */

#if defined(BSP430_DOXYGEN)
#define BSP430_FLLPLUS_XCAPxPF XCAP0PF
#endif /* BSP430_FLLPLUS_XCAPxPF */

#ifndef BSP430_CLOCK_LFXT1_XCAP
#if defined(BSP430_FLLPLUS_XCAPxPF) && ! defined(BSP430_DOXYGEN)
/* Default capacitance using legacy option */
#define BSP430_CLOCK_LFXT1_XCAP BSP430_FLLPLUS_XCAPxPF
#else  /* BSP430_FLLPLUS_XCAPxPF */

#define BSP430_CLOCK_LFXT1_XCAP XCAP0PF
#endif /* BSP430_FLLPLUS_XCAPxPF */
#endif /* BSP430_CLOCK_LFXT1_XCAP */

#define BSP430_CLOCK_NOMINAL_VLOCLK_HZ 12000U

#define BSP430_CLOCK_PUC_MCLK_HZ 1048576UL

#endif /* BSP430_MODULE_FLLPLUS */

#endif /* BSP430_PERIPH_FLLPLUS_H */