143 lines
5.1 KiB
C
143 lines
5.1 KiB
C
/************************************************************************************
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* configs/open1788/src/lpc17_boardinitialize.c
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* arch/arm/src/board/lpc17_boardinitialize.c
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*
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* Copyright (C) 2013 Gregory Nutt. All rights reserved.
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* Author: Gregory Nutt <gnutt@nuttx.org>
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in
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* the documentation and/or other materials provided with the
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* distribution.
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* 3. Neither the name NuttX nor the names of its contributors may be
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* used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
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* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
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* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
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* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
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* OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
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* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
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* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*
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************************************************************************************/
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/************************************************************************************
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* Included Files
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************************************************************************************/
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#include <nuttx/config.h>
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#include <debug.h>
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#include <arch/board/board.h>
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#include "up_arch.h"
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#include "up_internal.h"
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#include "lpc17_emc.h"
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#include "open1788.h"
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/************************************************************************************
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* Definitions
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************************************************************************************/
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/************************************************************************************
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* Private Functions
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************************************************************************************/
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/************************************************************************************
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* Public Functions
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************************************************************************************/
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/************************************************************************************
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* Name: lpc17_boardinitialize
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*
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* Description:
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* All LPC17xx architectures must provide the following entry point. This entry point
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* is called early in the intitialization -- after all memory has been configured
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* and mapped but before any devices have been initialized.
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*
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************************************************************************************/
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void lpc17_boardinitialize(void)
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{
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/* Initialize the EMC, SDRAM, NOR FLASH, and NAND FLASH */
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#ifdef CONFIG_LPC17_EMC
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lpc17_emcinitialize();
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#ifdef CONFIG_ARCH_EXTDRAM
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open1788_sdram_initialize();
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#endif
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#ifdef CONFIG_ARCH_EXTNOR
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open1788_nor_initialize();
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#endif
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#ifdef CONFIG_ARCH_EXTNAND
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open1788_nand_initialize();
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#endif
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#endif
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/* Configure SSP chip selects if 1) at least one SSP is enabled, and 2) the weak
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* function open1788_sspinitialize() has been brought into the link.
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*/
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#if defined(CONFIG_LPC17_SSP0) || defined(CONFIG_LPC17_SSP1) || defined(CONFIG_LPC17_SSP2)
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if (open1788_sspinitialize)
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{
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open1788_sspinitialize();
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}
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#endif
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/* Configure on-board LEDs if LED support has been selected. */
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#ifdef CONFIG_ARCH_LEDS
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up_ledinit();
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#endif
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/* Configure the LCD GPIOs if LCD support has been selected. */
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#ifdef CONFIG_LPC17_LCD
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open1788_lcd_initialize();
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#endif
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}
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/****************************************************************************
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* Name: board_initialize
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*
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* Description:
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* If CONFIG_BOARD_INITIALIZE is selected, then an additional
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* initialization call will be performed in the boot-up sequence to a
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* function called board_initialize(). board_initialize() will be
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* called immediately after up_intiialize() is called and just before the
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* initial application is started. This additional initialization phase
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* may be used, for example, to initialize board-specific device drivers.
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*
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****************************************************************************/
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#ifdef CONFIG_BOARD_INITIALIZE
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void board_initialize(void)
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{
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/* Perform NSH initialization here instead of from the NSH. This
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* alternative NSH initialization is necessary when NSH is ran in user-space
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* but the initialization function must run in kernel space.
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*/
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#if defined(CONFIG_NSH_LIBRARY) && !defined(CONFIG_NSH_ARCHINIT)
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(void)nsh_archinitialize();
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#endif
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}
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#endif
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