/************************************************************************************
 * configs/dk-tm4c129x/src/dk-tm4c129x.h
 *
 *   Copyright (C) 2014 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 __CONFIGS_DK_TM4C129X_DK_TM4C129X_H
#define __CONFIGS_DK_TM4C129X_DK_TM4C129X_H

/************************************************************************************
 * Included Files
 ************************************************************************************/

#include <nuttx/config.h>
#include <nuttx/compiler.h>

#include "chip.h"
#include "tiva_gpio.h"

/************************************************************************************
 * Definitions
 ************************************************************************************/
/* Configuration ********************************************************************/

/* How many SSI modules does this chip support? */

#if TIVA_NSSI < 1
#  undef CONFIG_TIVA_SSI0
#  undef CONFIG_TIVA_SSI0
#elif TIVA_NSSI < 2
#  undef CONFIG_TIVA_SSI0
#endif

/* LED definitions ******************************************************************/
/* The TMC4C123G LaunchPad has a single RGB LED.  There is only one visible LED which
 * will vary in color.  But, from the standpoint of the firmware, this appears as
 * three LEDs:
 *
 *   --- ------------ -----------------
 *   Pin Pin Function Jumper
 *   --- ------------ -----------------
 *   PN5 Red LED      J36 pins 1 and 2
 *   PQ4 Blue LED     J36 pins 3 and 4
 *   PQ7 Green LED    J36 pins 5 and 6
 *   --- ------------ -----------------
 */

#define GPIO_LED_R   (GPIO_FUNC_OUTPUT | GPIO_VALUE_ONE | GPIO_PORTN | GPIO_PIN_5)
#define GPIO_LED_G   (GPIO_FUNC_OUTPUT | GPIO_VALUE_ONE | GPIO_PORTQ | GPIO_PIN_4)
#define GPIO_LED_B   (GPIO_FUNC_OUTPUT | GPIO_VALUE_ONE | GPIO_PORTQ | GPIO_PIN_7)

/* Button definitions ***************************************************************/
/* There are three push buttons on the board.
 *
 *   --- ------------ -----------------
 *   Pin Pin Function Jumper
 *   --- ------------ -----------------
 *   PP1 Select SW4   J37 pins 1 and 2
 *   PN3 Up SW2       J37 pins 3 and 4
 *   PE5 Down SW3     J37 pins 5 and 6
 *   --- ------------ -----------------
 *
 * Interrupts are supported only on port P and Q so only SW4 interrupts are supported.
 */

#define GPIO_SW2   (GPIO_FUNC_INPUT | GPIO_PORTE | GPIO_PIN_5)
#define GPIO_SW3   (GPIO_FUNC_INPUT | GPIO_PORTN | GPIO_PIN_3)
#define GPIO_SW4   (GPIO_FUNC_INPUT | GPIO_INT_BOTHEDGES | GPIO_PORTP | GPIO_PIN_1)

#define IRQ_SW4    TIVA_IRQ_GPIOP_1

/************************************************************************************
 * Public Functions
 ************************************************************************************/

#ifndef __ASSEMBLY__

/************************************************************************************
 * Name: tm4c_ssiinitialize
 *
 * Description:
 *   Called to configure SPI chip select GPIO pins for the DK-TM4C129x.
 *
 ************************************************************************************/

void weak_function tm4c_ssiinitialize(void);

/****************************************************************************
 * Name: tm4c_ledinit
 *
 * Description:
 *   Called to initialize the on-board LEDs.
 *
 ****************************************************************************/

#ifdef CONFIG_ARCH_LEDS
void tm4c_ledinit(void);
#endif

/****************************************************************************
 * Name: tm4c_bringup
 *
 * Description:
 *   Bring up board features
 *
 ****************************************************************************/

int tm4c_bringup(void);

#endif /* __ASSEMBLY__ */
#endif /* __CONFIGS_DK_TM4C129X_DK_TM4C129X_H */