175 lines
4.7 KiB
C
175 lines
4.7 KiB
C
/****************************************************************************
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* boards/arm/stm32f0l0g0/b-l072z-lrwan1/src/stm32_bringup.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 <sys/types.h>
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#include <syslog.h>
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#include <nuttx/board.h>
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#include <nuttx/leds/userled.h>
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#include "b-l072z-lrwan1.h"
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/****************************************************************************
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* Pre-processor Definitions
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****************************************************************************/
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#undef HAVE_LEDS
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#undef HAVE_DAC
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#if !defined(CONFIG_ARCH_LEDS) && defined(CONFIG_USERLED_LOWER)
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# define HAVE_LEDS 1
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#endif
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#if defined(CONFIG_DAC)
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# define HAVE_DAC1 1
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# define HAVE_DAC2 1
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#endif
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/****************************************************************************
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* Private Functions
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****************************************************************************/
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/****************************************************************************
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* Name: stm32_i2c_register
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*
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* Description:
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* Register one I2C drivers for the I2C tool.
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*
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****************************************************************************/
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#if defined(CONFIG_I2C) && defined(CONFIG_SYSTEM_I2CTOOL)
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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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syslog(LOG_ERR, "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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syslog(LOG_ERR, "ERROR: Failed to register I2C%d driver: %d\n",
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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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#endif
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/****************************************************************************
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* Name: stm32_i2ctool
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*
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* Description:
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* Register I2C drivers for the I2C tool.
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*
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****************************************************************************/
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#if defined(CONFIG_I2C) && defined(CONFIG_SYSTEM_I2CTOOL)
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static void stm32_i2ctool(void)
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{
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#ifdef CONFIG_STM32F0L0G0_I2C1
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stm32_i2c_register(1);
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#endif
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#ifdef CONFIG_STM32F0L0G0_I2C2
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stm32_i2c_register(2);
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#endif
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#ifdef CONFIG_STM32F0L0G0_I2C3
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stm32_i2c_register(3);
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#endif
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}
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#endif
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/****************************************************************************
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* Public Functions
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****************************************************************************/
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/****************************************************************************
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* Name: stm32_bringup
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*
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* Description:
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* Perform architecture-specific initialization
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*
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* CONFIG_BOARD_LATE_INITIALIZE=y :
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* Called from board_late_initialize().
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*
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* CONFIG_BOARD_LATE_INITIALIZE=n && CONFIG_BOARDCTL=y :
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* Called from the NSH library
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*
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****************************************************************************/
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int stm32_bringup(void)
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{
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int ret;
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#ifdef HAVE_LEDS
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/* Register the LED driver */
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ret = userled_lower_initialize(LED_DRIVER_PATH);
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if (ret < 0)
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{
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syslog(LOG_ERR, "ERROR: userled_lower_initialize() failed: %d\n", ret);
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return ret;
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}
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#endif
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#ifdef CONFIG_ADC
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/* Initialize ADC and register the ADC driver. */
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ret = stm32_adc_setup();
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if (ret < 0)
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{
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syslog(LOG_ERR, "ERROR: stm32_adc_setup failed: %d\n", ret);
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}
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#endif
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#ifdef CONFIG_DAC
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/* Initialize DAC and register the DAC driver. */
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ret = stm32_dac_setup();
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if (ret < 0)
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{
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syslog(LOG_ERR, "ERROR: stm32_dac_setup failed: %d\n", ret);
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}
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#endif
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#ifdef CONFIG_LPWAN_SX127X
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ret = stm32_lpwaninitialize();
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if (ret < 0)
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{
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syslog(LOG_ERR, "ERROR: Failed to initialize wireless driver: %d\n",
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ret);
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}
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#endif /* CONFIG_LPWAN_SX127X */
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UNUSED(ret);
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return OK;
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}
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