rt-thread/bsp/allwinner_tina/drivers/spi/drv_spi_flash.c

68 lines
1.9 KiB
C

/*
* File : drv_spi_flash.c
* This file is part of RT-Thread RTOS
* COPYRIGHT (C) 2017, RT-Thread Development Team
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License along
* with this program; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Change Logs:
* Date Author Notes
* 2018-02-08 RT-Thread the first version
*/
#include <rtthread.h>
#include <rthw.h>
#include <rtdevice.h>
#define DBG_TAG "FLASH"
#define DBG_LVL DBG_LOG
#include <rtdbg.h>
#define SPI_FLASH_DEVICE_NAME "spi00"
#define SPI_FLASH_CHIP "gd25qxx"
//#define DEBUG
#ifdef DEBUG
#define DEBUG_PRINTF(...) rt_kprintf(__VA_ARGS__)
#else
#define DEBUG_PRINTF(...)
#endif
#ifdef TINA_USING_SPI_FLASH
#include "spi_flash.h"
#if defined(RT_USING_SFUD)
#include "spi_flash_sfud.h"
rt_spi_flash_device_t spi_device;
int rt_hw_spi_flash_with_sfud_init(void)
{
DEBUG_PRINTF("%s -> %d\n", __FUNCTION__, __LINE__);
spi_device = rt_sfud_flash_probe(SPI_FLASH_CHIP, SPI_FLASH_DEVICE_NAME);
if (spi_device == NULL)
{
DEBUG_PRINTF("%s -> %d\n", __FUNCTION__, __LINE__);
return RT_ERROR;
};
DEBUG_PRINTF("%s -> %d\n", __FUNCTION__, __LINE__);
return RT_EOK;
}
INIT_PREV_EXPORT(rt_hw_spi_flash_with_sfud_init);
#endif
#endif