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nuttx/configs/freedom-k66f/src/freedom-k66f.h
David Sidrane 611612c6f2 freedom-k66f:Use SPI driver. 
Initalize SPI1 on connector J6. No real use, as of yet.
2017-06-13 17:46:57 -10:00

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/************************************************************************************
* configs/freedom-k66f/src/freedom-k66f.h
*
* Copyright (C) 2016-2017 Gregory Nutt. All rights reserved.
* Authors: Gregory Nutt <gnutt@nuttx.org>
* David Sidrane <david_s5@nscdg.com>
*
* 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 __CONFIGS_FREEDOM_K66F_SRC_FREEDOM_K66F_H
#define __CONFIGS_FREEDOM_K66F_SRC_FREEDOM_K66F_H
/************************************************************************************
* Included Files
************************************************************************************/
#include <nuttx/config.h>
#include <nuttx/compiler.h>
#include <stdint.h>
#include <arch/kinetis/chip.h>
/************************************************************************************
* Pre-processor Definitions
************************************************************************************/
/* Application Configuration ********************************************************/
/* Assume we have everything */
#define HAVE_PROC 1
#define HAVE_MMCSD 1
#define HAVE_AUTOMOUNTER 1
#define HAVE_SPI 1
#define HAVE_USBDEV 1
#if defined(CONFIG_KINETIS_RTC)
#define HAVE_RTC_DRIVER 1
#endif
/* Automount procfs */
#if !defined(CONFIG_FS_PROCFS)
# undef HAVE_PROC
#endif
#if defined(HAVE_PROC) && defined(CONFIG_DISABLE_MOUNTPOINT)
# warning Mountpoints disabled. No procfs support
# undef HAVE_PROC
#endif
#if defined(CONFIG_NSH_PROC_MOUNTPOINT)
# define PROCFS_MOUNTPOUNT CONFIG_NSH_PROC_MOUNTPOINT
#else
# define PROCFS_MOUNTPOUNT "/proc"
#endif
/* SD card support */
#define MMCSD_SLOTNO 0
/* Can't support MMC/SD features if mountpoints are disabled or if SDHC support
* is not enabled.
*/
#if defined(CONFIG_DISABLE_MOUNTPOINT) || !defined(CONFIG_KINETIS_SDHC)
# undef HAVE_MMCSD
#endif
#ifdef HAVE_MMCSD
# if defined(CONFIG_NSH_MMCSDSLOTNO) && CONFIG_NSH_MMCSDSLOTNO != 0
# error Only one MMC/SD slot, slot 0
# endif
# ifdef CONFIG_NSH_MMCSDMINOR
# define MMSCD_MINOR CONFIG_NSH_MMCSDMINOR
# else
# define MMSCD_MINOR 0
# endif
/* We expect to receive GPIO interrupts for card insertion events */
# ifndef CONFIG_KINETIS_GPIOIRQ
# error "CONFIG_KINETIS_GPIOIRQ required for card detect interrupt"
# endif
# ifndef CONFIG_KINETIS_PORTDINTS
# error "CONFIG_KINETIS_PORTDINTS required for card detect interrupt"
# endif
#endif
/* Automounter */
#if !defined(CONFIG_FS_AUTOMOUNTER) || !defined(HAVE_MMCSD)
# undef HAVE_AUTOMOUNTER
# undef CONFIG_FRDMK66F_SDHC_AUTOMOUNT
#endif
#ifndef CONFIG_FRDMK66F_SDHC_AUTOMOUNT
# undef HAVE_AUTOMOUNTER
#endif
/* Automounter defaults */
#ifdef HAVE_AUTOMOUNTER
# ifndef CONFIG_FRDMK66F_SDHC_AUTOMOUNT_FSTYPE
# define CONFIG_FRDMK66F_SDHC_AUTOMOUNT_FSTYPE "vfat"
# endif
# ifndef CONFIG_FRDMK66F_SDHC_AUTOMOUNT_BLKDEV
# define CONFIG_FRDMK66F_SDHC_AUTOMOUNT_BLKDEV "/dev/mmcds0"
# endif
# ifndef CONFIG_FRDMK66F_SDHC_AUTOMOUNT_MOUNTPOINT
# define CONFIG_FRDMK66F_SDHC_AUTOMOUNT_MOUNTPOINT "/mnt/sdcard"
# endif
# ifndef CONFIG_FRDMK66F_SDHC_AUTOMOUNT_DDELAY
# define CONFIG_FRDMK66F_SDHC_AUTOMOUNT_DDELAY 1000
# endif
# ifndef CONFIG_FRDMK66F_SDHC_AUTOMOUNT_UDELAY
# define CONFIG_FRDMK66F_SDHC_AUTOMOUNT_UDELAY 2000
# endif
#endif /* HAVE_AUTOMOUNTER */
/* Can't support USB features if USB is not enabled */
#ifndef CONFIG_USBDEV
# undef HAVE_USBDEV
#endif
/* How many SPI modules does this chip support? The LM3S6918 supports 2 SPI
* modules (others may support more -- in such case, the following must be
* expanded).
*/
#if KINETIS_NSPI < 1
# undef CONFIG_KINETIS_SPI0
# undef CONFIG_KINETIS_SPI1
# undef CONFIG_KINETIS_SPI2
#elif KINETIS_NSPI < 2
# undef CONFIG_KINETIS_SPI1
# undef CONFIG_KINETIS_SPI2
#elif KINETIS_NSPI < 3
# undef CONFIG_KINETIS_SPI2
#endif
#if !defined(CONFIG_KINETIS_SPI0) && !defined(CONFIG_KINETIS_SPI1) && \
!defined(CONFIG_KINETIS_SPI3)
# undef HAVE_SPI
#endif
/* FREEDOM-K66F GPIOs ****************************************************************/
/* A micro Secure Digital (SD) card slot is available on the FRDM-K66F connected to
* the SD Host Controller (SDHC) signals of the MCU. This slot will accept micro
* format SD memory cards. The SD card detect pin (PTD10) is an open switch that
* shorts with VDD when card is inserted.
*
* ------------ ------------- --------
* SD Card Slot Board Signal K66F Pin
* ------------ ------------- --------
* DAT0 SDHC0_D0 PTE1
* DAT1 SDHC0_D1 PTE0
* DAT2 SDHC0_D2 PTE5
* CD/DAT3 SDHC0_D3 PTE4
* CMD SDHC0_CMD PTE3
* CLK SDHC0_DCLK PTE2
* SWITCH D_CARD_DETECT PTD10
* ------------ ------------- --------
*
* There is no Write Protect pin available to the K66F.
*/
#define GPIO_SD_CARDDETECT (GPIO_PULLDOWN | PIN_INT_BOTH | PIN_PORTD | PIN10)
/* Two push buttons, SW2 and SW3, are available on FRDM-K66F board, where SW2 is
* connected to PTC6 and SW3 is connected to PTA4. Besides the general purpose
* input/output functions, SW2 and SW3 can be low-power wake up signal. Also, only
* SW3 can be a non-maskable interrupt.
*
* Switch GPIO Function
* --------- ---------------------------------------------------------------
* SW2 PTD11/LLWU_P25/SPI2_PCS0/SDHC0_CLKIN/LPUART0_CTS/FB_A19
* SW3 PTA10/LLWU_P22/FTM2_CH0/MII0_RXD2/FTM2_QD_PHA/TPM2_CH0/TRACE_D0
*/
#define GPIO_SW2 (GPIO_PULLUP | PIN_INT_BOTH | PIN_PORTD | PIN11)
#define GPIO_SW3 (GPIO_PULLUP | PIN_INT_BOTH | PIN_PORTA | PIN10)
/* An RGB LED is connected through GPIO as shown below:
*
* LED K66
* ------ -------------------------------------------------------
* RED PTC9/ADC1_SE5B/CMP0_IN3/FTM3_CH5/I2S0_RX_BCLK/FB_AD6/SDRAM_A14/FTM_FLT0
* GREEN PTE6/LLWU_P16/SPI1_PCS3/UART3_CTS/I2S0_MCLK/FTM3_CH1/USB0_SOF_OUT
* BLUE PTA11/LLWU_P23/FTM2_CH1/MII0_RXCLK/I2C2_SDA/FTM2_QD_PHB/TPM2_CH1
*/
#define GPIO_LED_R (GPIO_LOWDRIVE | GPIO_OUTPUT_ONE | PIN_PORTC | PIN9)
#define GPIO_LED_G (GPIO_LOWDRIVE | GPIO_OUTPUT_ONE | PIN_PORTE | PIN6)
#define GPIO_LED_B (GPIO_LOWDRIVE | GPIO_OUTPUT_ONE | PIN_PORTA | PIN11)
/* SPI1 on J6 */
#define PIN_CE (GPIO_LOWDRIVE | GPIO_OUTPUT_ONE | PIN_PORTB | PIN20)
#define PIN_SPI1_PCS0 (GPIO_LOWDRIVE | GPIO_OUTPUT_ONE | PIN_PORTD | PIN4)
/************************************************************************************
* Public data
************************************************************************************/
#ifndef __ASSEMBLY__
/************************************************************************************
* Public Functions
************************************************************************************/
/************************************************************************************
* Name: k66_spidev_initialize
*
* Description:
* Called to configure SPI chip select GPIO pins for the FREEDOM-K66F board.
*
************************************************************************************/
void weak_function k66_spidev_initialize(void);
/************************************************************************************
* Name: k66_rtc_initialize
*
* Description:
* Called to initialize the RTC FREEDOM-K66F board.
*
************************************************************************************/
#if defined(HAVE_RTC_DRIVER)
int k66_rtc_initialize(void);
#else
# define k66_rtc_initialize() (OK)
#endif
/************************************************************************************
* Name: k66_usbinitialize
*
* Description:
* Called to setup USB-related GPIO pins for the FREEDOM-K66F board.
*
************************************************************************************/
void weak_function k66_usbinitialize(void);
/************************************************************************************
* Name: k66_bringup
*
* Description:
* Bring up board features
*
************************************************************************************/
#if defined(CONFIG_LIB_BOARDCTL) || defined(CONFIG_BOARD_INITIALIZE)
int k66_bringup(void);
#endif
/****************************************************************************
* Name: k66_sdhc_initialize
*
* Description:
* Inititialize the SDHC SD card slot
*
****************************************************************************/
#ifdef HAVE_MMCSD
int k66_sdhc_initialize(void);
#else
# define k66_sdhc_initialize() (OK)
#endif
/************************************************************************************
* Name: k66_cardinserted
*
* Description:
* Check if a card is inserted into the SDHC slot
*
************************************************************************************/
#ifdef HAVE_AUTOMOUNTER
bool k66_cardinserted(void);
#else
# define k66_cardinserted() (false)
#endif
/************************************************************************************
* Name: k66_writeprotected
*
* Description:
* Check if the card in the MMC/SD slot is write protected
*
************************************************************************************/
#ifdef HAVE_AUTOMOUNTER
bool k66_writeprotected(void);
#else
# define k66_writeprotected() (false)
#endif
/************************************************************************************
* Name: k66_automount_initialize
*
* Description:
* Configure auto-mounter for the configured SDHC slot
*
* Input Parameters:
* None
*
* Returned Value:
* None
*
************************************************************************************/
#ifdef HAVE_AUTOMOUNTER
void k66_automount_initialize(void);
#endif
/************************************************************************************
* Name: k66_automount_event
*
* Description:
* The SDHC card detection logic has detected an insertion or removal event. It
* has already scheduled the MMC/SD block driver operations. Now we need to
* schedule the auto-mount event which will occur with a substantial delay to make
* sure that everything has settle down.
*
* Input Parameters:
* inserted - True if the card is inserted in the slot. False otherwise.
*
* Returned Value:
* None
*
* Assumptions:
* Interrupts are disabled.
*
************************************************************************************/
#ifdef HAVE_AUTOMOUNTER
void k66_automount_event(bool inserted);
#endif
/************************************************************************************
* Name: k66_pwm_setup
*
* Description:
* Initialize PWM and register the PWM device.
*
************************************************************************************/
#ifdef CONFIG_PWM
int k66_pwm_setup(void);
#endif
#endif /* __ASSEMBLY__ */
#endif /* __CONFIGS_FREEDOM_K66F_SRC_FREEDOM_K66F_H */
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