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RIOT/cpu/k64f/include/cpu_conf.h 2.38 KB
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  /*
   * Copyright (C) 2015 Freie Universitรคt Berlin
   * Copyright (C) 2015 PHYTEC Messtechnik GmbH
   *
   * This file is subject to the terms and conditions of the GNU Lesser General
   * Public License v2.1. See the file LICENSE in the top level directory for more
   * details.
   */
  
  /**
   * @defgroup        cpu_k64f Freescale K64F MCU
   * @ingroup         cpu
   * @brief           CPU specific implementations for the Freescale K64F
   *                  Kinetis Cortex-M4 MCU.
   * @{
   *
   * @file
   * @brief           Implementation specific CPU configuration options
   *
   * @author          Hauke Petersen <hauke.peterse@fu-berlin.de>
   * @author          Johann Fischer <j.fischer@phytec.de>
   */
  
  #ifndef CPU_CONF_H
  #define CPU_CONF_H
  
  #include "cpu_conf_common.h"
  
  #ifdef CPU_MODEL_MK64FN1M0VLL12
  #include "MK64F12.h"
  #else
  #error "undefined CPU_MODEL"
  #endif
  
  #ifdef __cplusplus
  extern "C"
  {
  #endif
  
  /**
   * @brief   ARM Cortex-M specific CPU configuration
   * @{
   */
  #define CPU_DEFAULT_IRQ_PRIO            (1U)
  #define CPU_IRQ_NUMOF                   (86U)
  #define CPU_FLASH_BASE                  (0x00000000)
  /** @} */
  
  /**
   * @name GPIO pin mux function numbers
   */
  /** @{ */
  #define PIN_MUX_FUNCTION_ANALOG 0
  #define PIN_MUX_FUNCTION_GPIO 1
  /** @} */
  /**
   * @name GPIO interrupt flank settings
   */
  /** @{ */
  #define PIN_INTERRUPT_RISING 0b1001
  #define PIN_INTERRUPT_FALLING 0b1010
  #define PIN_INTERRUPT_EDGE 0b1011
  /** @} */
  
  /** @name PORT module clock gates */
  /** @{ */
  #define PORTA_CLOCK_GATE (BITBAND_REG32(SIM->SCGC5, SIM_SCGC5_PORTA_SHIFT))
  #define PORTB_CLOCK_GATE (BITBAND_REG32(SIM->SCGC5, SIM_SCGC5_PORTB_SHIFT))
  #define PORTC_CLOCK_GATE (BITBAND_REG32(SIM->SCGC5, SIM_SCGC5_PORTC_SHIFT))
  #define PORTD_CLOCK_GATE (BITBAND_REG32(SIM->SCGC5, SIM_SCGC5_PORTD_SHIFT))
  #define PORTE_CLOCK_GATE (BITBAND_REG32(SIM->SCGC5, SIM_SCGC5_PORTE_SHIFT))
  /** @} */
  
  /**
   * @brief MCU specific Low Power Timer settings.
   */
  #define LPTIMER_CLKSRC                   LPTIMER_CLKSRC_LPO
  #define LPTIMER_DEV                      (LPTMR0) /**< LPTIMER hardware module */
  #define LPTIMER_CLKEN()                  (SIM->SCGC5 |= SIM_SCGC5_LPTMR_MASK) /**< Enable LPTMR0 clock gate */
  #define LPTIMER_CLKDIS()                 (SIM->SCGC5 &= ~SIM_SCGC5_PTMR_MASK) /**< Disable LPTMR0 clock gate */
  #define LPTIMER_CNR_NEEDS_LATCHING       1 /**< LPTMR.CNR register do not need latching */
  
  #ifdef __cplusplus
  }
  #endif
  
  #endif /* CPU_CONF_H */
  /** @} */