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boards/iotlab-m3: add MTD definition

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The board comes with a 16 MiB SPI-NOR flash (N25Q128).
Provide the needed MTD definitions to support it.
This commit is contained in:
Benjamin Valentin 2021-12-04 00:32:36 +01:00
parent 8329112c45
commit f2ebb5178a
5 changed files with 89 additions and 2 deletions
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4
boards/iotlab-m3/Makefile.dep
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@ -5,4 +5,8 @@ ifneq (,$(filter saul_default,$(USEMODULE)))
USEMODULE += lps331ap
endif
ifneq (,$(filter mtd,$(USEMODULE)))
USEMODULE += mtd_spi_nor
endif
USEMODULE += boards_common_iotlab

3
boards/iotlab-m3/doc.txt
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@ -33,7 +33,7 @@
| Device | ID | Supported | Comments |
|:----------------- |:------------- |:------------- |:--------------------- |
| MCU | [STM23F103REY](http://www.st.com/st-web-ui/static/active/en/resource/technical/document/reference_manual/CD00171190.pdf) | partly | Energy saving modes not fully utilized |
| MCU | [STM32F103REY](http://www.st.com/st-web-ui/static/active/en/resource/technical/document/reference_manual/CD00171190.pdf) | partly | Energy saving modes not fully utilized |
| Low-level driver | GPIO | yes | |
| | PWM | no | periph config missing |
| | UART | yes | |
@ -48,6 +48,7 @@
| Gyroscope | LSM303DLHC | yes | |
| Pressure Sensor | LPS331AP | yes | |
| Light Sensor | ISL29020 | yes | |
| SPI Flash | N25Q128 | yes | |
## Toolchains

9
boards/iotlab-m3/include/board.h
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@ -27,6 +27,7 @@
#include "cpu.h"
#include "periph_conf.h"
#include "board_common.h"
#include "mtd.h"
#ifdef __cplusplus
extern "C" {
@ -65,6 +66,14 @@ extern "C" {
#define LSM303DLHC_PARAM_MAG_PIN GPIO_PIN(PORT_B, 2)
/** @} */
/**
* @name MTD configuration
* @{
*/
extern mtd_dev_t *mtd0; /**< SPI NOR Flash device */
#define MTD_0 mtd0 /**< Indicate presence of MTD device */
/** @} */
#ifdef __cplusplus
}
#endif

19
boards/iotlab-m3/include/periph_conf.h
View File

@ -46,7 +46,24 @@ static const spi_conf_t spi_config[] = {
.rx_dma = DMA_STREAM_UNDEF,
.rx_dma_chan = 1,
#endif
}
},
#ifdef MODULE_MTD
{
.dev = SPI2,
.mosi_pin = GPIO_PIN(PORT_B, 15),
.miso_pin = GPIO_PIN(PORT_B, 14),
.sclk_pin = GPIO_PIN(PORT_B, 13),
.cs_pin = GPIO_UNDEF,
.rccmask = RCC_APB1ENR_SPI2EN,
.apbbus = APB1,
#ifdef MODULE_PERIPH_DMA
.tx_dma = DMA_STREAM_UNDEF,
.tx_dma_chan = 1,
.rx_dma = DMA_STREAM_UNDEF,
.rx_dma_chan = 1,
#endif
},
#endif
};
#define SPI_NUMOF ARRAY_SIZE(spi_config)

56
boards/iotlab-m3/mtd.c Normal file
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@ -0,0 +1,56 @@
/*
* Copyright (C) 2021 Benjamin Valentin
*
* This file is subject to the terms and conditions of the GNU Lesser
* General Public License v2.1. See the file LICENSE in the top level
* directory for more details.
*/
/**
* @ingroup boards_iotlab-m3
* @{
*
* @file
* @brief MTD configuration for the iotlab-m3 board
*
* @author Benjamin Valentin <benpicco@googlemail.com>
*
* @}
*/
#include "board.h"
#include "cpu.h"
#include "mtd.h"
#include "mtd_spi_nor.h"
#include "periph/gpio.h"
#include "timex.h"
#ifdef MODULE_MTD
/* N25Q128A13E1240F */
static const mtd_spi_nor_params_t _mtd_nor_params = {
.opcode = &mtd_spi_nor_opcode_default,
.wait_chip_erase = 240 * US_PER_SEC,
.wait_64k_erase = 700 * US_PER_MS,
.wait_sector_erase = 250 * US_PER_MS,
.wait_chip_wake_up = 1 * US_PER_MS,
.clk = MHZ(54),
.flag = SPI_NOR_F_SECT_4K | SPI_NOR_F_SECT_64K,
.spi = SPI_DEV(1),
.mode = SPI_MODE_0,
.cs = GPIO_PIN(PORT_A, 11),
.wp = GPIO_PIN(PORT_C, 6),
.hold = GPIO_PIN(PORT_C, 9),
.addr_width = 3,
};
static mtd_spi_nor_t mtd_nor_dev = {
.base = {
.driver = &mtd_spi_nor_driver,
.page_size = 256,
.pages_per_sector = 16,
},
.params = &_mtd_nor_params,
};
mtd_dev_t *mtd0 = (mtd_dev_t *)&mtd_nor_dev;
#endif /* MODULE_MTD */