Merge pull request #1374 from uestczyh222/master

[Bsp][Tina]Add spi driver

bsp/allwinner_tina/drivers/Kconfig

@@ -19,4 +19,19 @@ config TINA_USING_SDIO0
     bool "Using SDIO0"
     select RT_USING_SDIO
     default y
-    
+
+config TINA_USING_SPI0
+    bool "Using spi0"
+    select RT_USING_SPI
+    default y
+
+config TINA_USING_SPI1
+    bool "Using spi1"
+    select RT_USING_SPI
+    default y
+
+config TINA_USING_SPI_FLASH
+    bool "Using flash"
+    select TINA_USING_SPI0
+    select RT_USING_SFUD
+    default y

bsp/allwinner_tina/drivers/spi/SConscript

@@ -0,0 +1,9 @@
+from building import *
+
+cwd     = GetCurrentDir()
+src     = Glob('*.c')
+CPPPATH = [cwd, str(Dir('#'))]
+
+group = DefineGroup('spi', src, depend = [''], CPPPATH = CPPPATH)
+
+Return('group')

bsp/allwinner_tina/drivers/spi/drv_spi_flash.c

@@ -0,0 +1,80 @@
+/*
+ * 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_ENABLE
+#define DBG_SECTION_NAME  "[FLASH]"
+#define DBG_LEVEL         DBG_LOG
+#define DBG_COLOR
+#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);
+
+#elif defined(RT_USING_W25QXX)
+#include "spi_flash_w25qxx.h"
+
+int rt_hw_spi_flash_init(void)
+{
+    DEBUG_PRINTF("%s -> %d\n", __FUNCTION__, __LINE__);
+    return w25qxx_init(SPI_FLASH_CHIP, SPI_FLASH_DEVICE_NAME);
+}
+INIT_DEVICE_EXPORT(rt_hw_spi_flash_init);
+
+#endif
+
+#endif