102 lines
2.9 KiB
C
102 lines
2.9 KiB
C
/****************************************************************************
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* boards/arm/stm32f7/stm32f746-ws/src/stm32_appinitialize.c
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*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed with
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* this work for additional information regarding copyright ownership. The
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* ASF licenses this file to you under the Apache License, Version 2.0 (the
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* "License"); you may not use this file except in compliance with the
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* License. You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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* License for the specific language governing permissions and limitations
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* under the License.
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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 <syslog.h>
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#include <debug.h>
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#include <nuttx/i2c/i2c_master.h>
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#include <nuttx/leds/userled.h>
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#include "stm32f746-ws.h"
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#include "stm32_i2c.h"
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static void stm32_i2c_register(int bus)
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{
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struct i2c_master_s *i2c;
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int ret;
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i2c = stm32_i2cbus_initialize(bus);
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if (i2c == NULL)
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{
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serr("ERROR: Failed to get I2C%d interface\n", bus);
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}
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else
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{
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ret = i2c_register(i2c, bus);
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if (ret < 0)
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{
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serr("ERROR: Failed to register I2C%d driver: %d\n", bus, ret);
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stm32_i2cbus_uninitialize(i2c);
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}
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}
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}
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static void stm32_i2ctool(void)
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{
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stm32_i2c_register(1);
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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: board_app_initialize
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*
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* Description:
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* Perform application specific initialization. This function is never
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* called directly from application code, but only indirectly via the
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* (non-standard) boardctl() interface using the command BOARDIOC_INIT.
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*
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****************************************************************************/
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int board_app_initialize(void)
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{
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/* Register I2C drivers on behalf of the I2C tool */
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stm32_i2ctool();
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#if defined(CONFIG_FAT_DMAMEMORY)
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if (stm32_dma_alloc_init() < 0)
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{
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syslog(LOG_ERR, "DMA alloc FAILED");
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}
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#endif
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#ifdef CONFIG_STM32F7_SDMMC1
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/* Initialize the SDIO block driver */
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int ret = OK;
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ret = stm32_sdio_initialize();
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if (ret != OK)
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{
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ferr("ERROR: Failed to initialize MMC/SD driver: %d\n", ret);
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return ret;
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}
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#endif
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return OK;
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}
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