/************************************************************************************ * configs/lm4f120-launchpad/src/lmf4120-launchpad.h * arch/arm/src/board/lmf4120-launchpad.h * * Copyright (C) 2013 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_LM4F120_LAUNCHPAD_LM4F120_LAUNCHPAD_H #define __CONFIGS_LM4F120_LAUNCHPAD_LM4F120_LAUNCHPAD_H /************************************************************************************ * Included Files ************************************************************************************/ #include #include #include "chip.h" #include "lm_gpio.h" /************************************************************************************ * Definitions ************************************************************************************/ /* How many SSI modules does this chip support? The LM3S6965 supports 1 SSI * module (others may support more than 2 -- in such case, the following must be * expanded). */ #if LM_NSSI < 1 # undef CONFIG_SSI0_DISABLE # define CONFIG_SSI0_DISABLE 1 # undef CONFIG_SSI1_DISABLE # define CONFIG_SSI1_DISABLE 1 #elif LM_NSSI < 2 # undef CONFIG_SSI1_DISABLE # define CONFIG_SSI1_DISABLE 1 #endif /* LM4F LaunchPad *******************************************************************/ /* The LM4F120 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: * * BOARD_LED_R -- Connected to PF1 * BOARD_LED_G -- Connected to PF3 * BOARD_LED_B -- Connected to PF2 * * If CONFIG_ARCH_LEDS is defined, then automated support for the LaunchPad LEDs * will be included in the build: * * OFF: * - OFF means that the OS is still initializing. Initialization is very fast so * if you see this at all, it probably means that the system is hanging up * somewhere in the initialization phases. * * GREEN or GREEN-ish * - This means that the OS completed initialization. * * Bluish: * - Whenever and interrupt or signal handler is entered, the BLUE LED is * illuminated and extinguished when the interrupt or signal handler exits. * This will add a BLUE-ish tinge to the LED. * * Redish: * - If a recovered assertion occurs, the RED component will be illuminated * briefly while the assertion is handled. You will probably never see this. * * Flashing RED: * - In the event of a fatal crash, the BLUE and GREEN components will be * extinguished and the RED component will FLASH at a 2Hz rate. * * RED GREEN BLUE * LED_STARTED 0 OFF OFF OFF * LED_HEAPALLOCATE 0 OFF OFF OFF * LED_IRQSENABLED 0 OFF OFF OFF * LED_STACKCREATED 1 OFF ON OFF * LED_INIRQ 2 NC NC ON (momentary) * LED_SIGNAL 2 NC NC ON (momentary) * LED_ASSERTION 3 ON NC NC (momentary) * LED_PANIC 3 ON OFF OFF (flashing 2Hz) */ #define GPIO_LED_R (GPIO_FUNC_OUTPUT | GPIO_VALUE_ONE | GPIO_PORTF | GPIO_PIN_1) #define GPIO_LED_G (GPIO_FUNC_OUTPUT | GPIO_VALUE_ONE | GPIO_PORTF | GPIO_PIN_3) #define GPIO_LED_B (GPIO_FUNC_OUTPUT | GPIO_VALUE_ONE | GPIO_PORTF | GPIO_PIN_2) /* The LM4F120 LaunchPad has a two buttons: * * BOARD_SW1 -- Connected to PF4 * BOARD_SW2 -- Connected to PF0 */ #define GPIO_SW1 (GPIO_FUNC_INTERRUPT | GPIO_INT_BOTHEDGES | GPIO_PORTF | GPIO_PIN_1) #define GPIO_SW2 (GPIO_FUNC_INTERRUPT | GPIO_INT_BOTHEDGES | GPIO_PORTF | GPIO_PIN_1) /************************************************************************************ * Public Functions ************************************************************************************/ #ifndef __ASSEMBLY__ /************************************************************************************ * Name: lm4f_ssiinitialize * * Description: * Called to configure SPI chip select GPIO pins for the LM4F LaunchPad. * ************************************************************************************/ void weak_function lm4f_ssiinitialize(void); /**************************************************************************** * Name: lm4f_ledinit * * Description: * Called to initialize the on-board LEDs. * ****************************************************************************/ #ifdef CONFIG_ARCH_LEDS void lm4f_ledinit(void); #endif #endif /* __ASSEMBLY__ */ #endif /* __CONFIGS_LM4F120_LAUNCHPAD_LM4F120_LAUNCHPAD_H */