/************************************************************************************ * configs/dk-tm4c129x/src/dk-tm4c129x.h * * Copyright (C) 2014 Gregory Nutt. All rights reserved. * Author: Gregory Nutt * * 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 #include #include "chip.h" #include "tiva_gpio.h" /************************************************************************************ * Pre-processor 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 * --- ------------ ----------------- * * A high output illuminates the LED. */ #define GPIO_LED_R (GPIO_FUNC_OUTPUT | GPIO_VALUE_ZERO | GPIO_PORTN | GPIO_PIN_5) #define GPIO_LED_G (GPIO_FUNC_OUTPUT | GPIO_VALUE_ZERO | GPIO_PORTQ | GPIO_PIN_7) #define GPIO_LED_B (GPIO_FUNC_OUTPUT | GPIO_VALUE_ZERO | GPIO_PORTQ | GPIO_PIN_4) /* 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 /* SPI Chip selects ****************************************************************/ /* SSI0: PA3 is used for SSI0 chip select to the second booster pack (No pull- * ups) * SSI3: PH4 selects the SD card and PQ1 selects the on-board SPI flash. Both * pulled up on board. */ #define GPIO_BSTR2_CS (GPIO_FUNC_OUTPUT | GPIO_PADTYPE_STDWPU | GPIO_STRENGTH_4MA | \ GPIO_VALUE_ONE | GPIO_PORTA | GPIO_PIN_3) #define GPIO_FLASH_CS (GPIO_FUNC_OUTPUT | GPIO_PADTYPE_STD | GPIO_STRENGTH_4MA | \ GPIO_VALUE_ONE | GPIO_PORTH | GPIO_PIN_4) #define GPIO_SD_CS (GPIO_FUNC_OUTPUT | GPIO_PADTYPE_STD | GPIO_STRENGTH_4MA | \ GPIO_VALUE_ONE | GPIO_PORTH | GPIO_PIN_4) /* I2C *****************************************************************************/ /* I2C3: PG4-5 are provide to the BoostPack 1 interface * I2C7: PA4-5 are provide to the BoostPack 2 interface * I2C6: PB6-7 are used for I2C to the TMP100 and the EM connector. * J18 and J20 must be closed to connect the TMP100. * I2C address is 0x4A */ #define TMP100_I2CBUS 6 #define TMP100_I2CADDR 0x4a /* Speaker outputs *****************************************************************/ /* PB2/PD4 are used for the speaker output */ /* Touchscreen *********************************************************************/ /* PE7/PP7/PT2-3 are used for the touch screen */ /************************************************************************************ * 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); /**************************************************************************** * Name: tiva_timer_initialize * * Description: * Configure the timer driver * ****************************************************************************/ #ifdef CONFIG_DK_TM4C129X_TIMER int tiva_timer_initialize(void); #endif #endif /* __ASSEMBLY__ */ #endif /* __CONFIGS_DK_TM4C129X_DK_TM4C129X_H */