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/************************************************************************************
* configs/kwikstik-k40/include/board.h
* include/arch/board/board.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_BOARD_BOARD_H
#define __ARCH_BOARD_BOARD_H
/************************************************************************************
* Included Files
************************************************************************************/
#include <nuttx/config.h>
#ifndef __ASSEMBLY__
# include <stdint.h>
#endif
/************************************************************************************
* Definitions
************************************************************************************/
/* Clocking *************************************************************************/
#undef BOARD_EXTCLOCK /* No external clock */
#define BOARD_EXTAL_FREQ 16000000 /* 16MHz Oscillator */
#define BOARD_XTAL32_FREQ 32768 /* 32KHz RTC Oscillator */
/* PLL Configuration. NOTE: Only even frequency crystals are supported that will
* produce a 2MHz reference clock to the PLL.
*
* PLL Input frequency: PLLIN = REFCLK/PRDIV = 16MHz/8 = 2MHz
* PLL Output frequency: PLLOUT = PLLIN*VDIV = 2Mhz*48 = 96MHz
* MCG Frequency: PLLOUT = 96MHz
*/
#define BOARD_PRDIV 8 /* PLL External Reference Divider */
#define BOARD_VDIV 48 /* PLL VCO Divider (frequency multiplier) */
#define BOARD_PLLIN_FREQ (BOARD_EXTAL_FREQ / BOARD_PRDIV)
#define BOARD_PLLOUT_FREQ (BOARD_PLLIN_FREQ * BOARD_VDIV)
#define BOARD_MCG_FREQ BOARD_PLLOUT_FREQ
/* SIM CLKDIV1 dividers */
#define BOARD_OUTDIV1 1 /* Core = MCG, 96MHz */
#define BOARD_OUTDIV2 2 /* Bus = MCG/2, 48MHz */
#define BOARD_OUTDIV3 2 /* FlexBus = MCG/2, 48MHz */
#define BOARD_OUTDIV4 4 /* Flash clock = MCG/4, 24MHz */
#define BOARD_CORECLK_FREQ (BOARD_MCG_FREQ / BOARD_OUTDIV1)
#define BOARD_BUS_FREQ (BOARD_MCG_FREQ / BOARD_OUTDIV2)
#define BOARD_FLEXBUS_FREQ (BOARD_MCG_FREQ / BOARD_OUTDIV3)
#define BOARD_FLASHCLK_FREQ (BOARD_MCG_FREQ / BOARD_OUTDIV4)
/* LED definitions ******************************************************************/
#define LED_STARTED 0
#define LED_HEAPALLOCATE 1
#define LED_IRQSENABLED 2
#define LED_STACKCREATED 3
#define LED_INIRQ 4
#define LED_SIGNAL 5
#define LED_ASSERTION 6
#define LED_PANIC 7
/* Alternative pin resolution *******************************************************/
//Telemetry
#define PIN_UART0_RX (PIN_PORTB | PIN16 | PIN_ALT3)
#define PIN_UART0_TX (PIN_PORTB | PIN17 | PIN_ALT3)
//GPS
#define PIN_UART2_RX (PIN_PORTD | PIN2 | PIN_ALT3)
#define PIN_UART2_TX (PIN_PORTD | PIN3 | PIN_ALT3)
//AUX0
#define PIN_FTM0_CH2 (PIN_PORTC | PIN3 | PIN_ALT4)
//AUX1
#define PIN_FTM0_CH3 (PIN_PORTC | PIN4 | PIN_ALT4)
//M0
#define PIN_FTM0_CH5 (PIN_PORTD | PIN5 | PIN_ALT4)
//M1
#define PIN_FTM0_CH6 (PIN_PORTD | PIN6 | PIN_ALT4)
//M2
#define PIN_FTM0_CH0 (PIN_PORTC | PIN1 | PIN_ALT4)
//M3
#define PIN_FTM0_CH1 (PIN_PORTC | PIN2 | PIN_ALT4)
//Battery voltage
#define PIN_ADC0_SE8 (PIN_PORTB | PIN1 | PIN_ANALOG)
/************************************************************************************
* Public Data
************************************************************************************/
#ifndef __ASSEMBLY__
#undef EXTERN
#if defined(__cplusplus)
#define EXTERN extern "C"
extern "C" {
#else
#define EXTERN extern
#endif
/************************************************************************************
* Public Function Prototypes
************************************************************************************/
/************************************************************************************
* Name: kinetis_boardinitialize
*
* Description:
* All kinetis architectures must provide the following entry point. This entry point
* is called early in the intitialization -- after all memory has been configured
* and mapped but before any devices have been initialized.
*
************************************************************************************/
EXTERN void kinetis_boardinitialize(void);
#undef EXTERN
#if defined(__cplusplus)
}
#endif
#endif /* __ASSEMBLY__ */
#endif /* __ARCH_BOARD_BOARD_H */
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