113 lines
4.0 KiB
C
113 lines
4.0 KiB
C
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/************************************************************************************
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* configs/sam4e-ek/src/sam_boot.c
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*
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* Copyright (C) 2014 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 "sam4e-ek.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: sam_boardinitialize
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*
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* Description:
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* All SAM3U 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 sam_boardinitialize(void)
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{
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/* Configure SPI chip selects if 1) SPI is not disabled, and 2) the weak function
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* sam_spiinitialize() has been brought into the link.
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*/
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#ifdef CONFIG_SAM34_SPI0
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if (sam_spiinitialize)
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{
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sam_spiinitialize();
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}
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#endif
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/* Initialize USB if 1) USBDEV is selected, 2) the USB controller is not
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* disabled, and 3) the weak function sam_usbinitialize() has been brought
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* into the build.
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*/
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#if defined(CONFIG_USBDEV) && defined(CONFIG_SAM34_USB)
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if (sam_usbinitialize)
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{
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sam_usbinitialize();
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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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board_led_initialize();
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#endif
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/* Setup SD card-related PIOs if 1) HSMCI is selected and 2) the weak
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* function sam_hsmciinit() has been brought into the build.
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*/
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#ifdef CONFIG_SAM34_HSMCI
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if (sam_hsmciinit)
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{
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sam_hsmciinit();
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}
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#endif
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}
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