3351146c0b
ESP32-SPARROW-KIT is built upon ESP32-WROVER-KIT by adding various peripherals. This is an initial commits that only backports the code as it is, without further changes. Signed-off-by: Robert-Ionut Alexa <robertalexa2000@gmail.com>
85 lines
2.9 KiB
C
85 lines
2.9 KiB
C
/****************************************************************************
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* boards/xtensa/esp32/esp32-sparrow-kit/src/esp32_mmcsd.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 <debug.h>
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#include <nuttx/config.h>
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#include <nuttx/mmcsd.h>
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#include <nuttx/spi/spi.h>
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#include <pthread.h>
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#include <sched.h>
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#include <time.h>
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#include <unistd.h>
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#include "esp32_spi.h"
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#include "esp32-sparrow-kit.h"
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/****************************************************************************
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* Pre-processor Definitions
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****************************************************************************/
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/****************************************************************************
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* Private 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: esp32_mmcsd_initialize
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*
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* Description:
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* Initialize SPI-based SD card and card detect thread.
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****************************************************************************/
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int esp32_mmcsd_initialize(int minor)
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{
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struct spi_dev_s *spi;
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int rv;
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mcinfo("INFO: Initializing mmcsd card\n");
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spi = esp32_spibus_initialize(CONFIG_NSH_MMCSDSPIPORTNO);
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if (spi == NULL)
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{
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mcerr("ERROR: Failed to initialize SPI port %d\n", 2);
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return -ENODEV;
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}
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rv = mmcsd_spislotinitialize(minor, 0, spi);
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if (rv < 0)
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{
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mcerr("ERROR: Failed to bind SPI port %d to SD slot %d\n",
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2, 0);
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return rv;
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}
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spiinfo("INFO: mmcsd card has been initialized successfully\n");
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return OK;
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}
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