/************************************************************************************ * configs/open1788/src/lpc17_boardinitialize.c * arch/arm/src/board/lpc17_boardinitialize.c * * 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. * ************************************************************************************/ /************************************************************************************ * Included Files ************************************************************************************/ #include #include #include #include "up_arch.h" #include "up_internal.h" #include "lpc17_emc.h" #include "open1788.h" /************************************************************************************ * Definitions ************************************************************************************/ /************************************************************************************ * Private Functions ************************************************************************************/ /************************************************************************************ * Public Functions ************************************************************************************/ /************************************************************************************ * Name: lpc17_boardinitialize * * Description: * All LPC17xx 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. * ************************************************************************************/ void lpc17_boardinitialize(void) { /* Initialize the EMC, SDRAM, NOR FLASH, and NAND FLASH */ #ifdef CONFIG_LPC17_EMC lpc17_emcinitialize(); #ifdef CONFIG_ARCH_EXTDRAM open1788_sdram_initialize(); #endif #ifdef CONFIG_ARCH_EXTNOR open1788_nor_initialize(); #endif #ifdef CONFIG_ARCH_EXTNAND open1788_nand_initialize(); #endif #endif /* Configure SSP chip selects if 1) at least one SSP is enabled, and 2) the weak * function open1788_sspinitialize() has been brought into the link. */ #if defined(CONFIG_LPC17_SSP0) || defined(CONFIG_LPC17_SSP1) || defined(CONFIG_LPC17_SSP2) if (open1788_sspinitialize) { open1788_sspinitialize(); } #endif /* Configure on-board LEDs if LED support has been selected. */ #ifdef CONFIG_ARCH_LEDS up_ledinit(); #endif /* Configure the LCD GPIOs if LCD support has been selected. */ #ifdef CONFIG_LPC17_LCD open1788_lcd_initialize(); #endif } /**************************************************************************** * Name: board_initialize * * Description: * If CONFIG_BOARD_INITIALIZE is selected, then an additional * initialization call will be performed in the boot-up sequence to a * function called board_initialize(). board_initialize() will be * called immediately after up_intiialize() is called and just before the * initial application is started. This additional initialization phase * may be used, for example, to initialize board-specific device drivers. * ****************************************************************************/ #ifdef CONFIG_BOARD_INITIALIZE void board_initialize(void) { /* Perform NSH initialization here instead of from the NSH. This * alternative NSH initialization is necessary when NSH is ran in user-space * but the initialization function must run in kernel space. */ #if defined(CONFIG_NSH_LIBRARY) && !defined(CONFIG_NSH_ARCHINIT) (void)nsh_archinitialize(); #endif } #endif