boards/waspmote-pro: add sdcard configuration

Author: jdavid

boards/waspmote-pro/Kconfig

@@ -11,11 +11,19 @@ config BOARD_WASPMOTE_PRO
     bool
     default y
     select CPU_MODEL_ATMEGA1281
+    select HAS_ARDUINO
     select HAS_PERIPH_ADC
     select HAS_PERIPH_I2C
     select HAS_PERIPH_SPI
     select HAS_PERIPH_TIMER
     select HAS_PERIPH_UART
-    select HAS_ARDUINO
+    select HAS_SDCARD_SPI
+
+    select HAVE_MTD_SDCARD
+    select HAVE_SDCARD_SPI
+
+    select MODULE_FATFS_VFS if MODULE_VFS_DEFAULT
+    select MODULE_MTD if MODULE_VFS_DEFAULT
+    select MODULE_SDCARD_SPI if MODULE_MTD
 
 source "$(RIOTKCONFIG)/Kconfig.ztimer_only"

boards/waspmote-pro/Makefile.dep

@@ -2,4 +2,14 @@
 #  USEMODULE += saul_gpio
 #endif
 
+ifneq (,$(filter mtd,$(USEMODULE)))
+  USEMODULE += mtd_sdcard
+endif
+
+# default to using fatfs on SD card
+ifneq (,$(filter vfs_default,$(USEMODULE)))
+  USEMODULE += fatfs_vfs
+  USEMODULE += mtd
+endif
+
 include $(RIOTMAKE)/boards/ztimer_only.dep.mk

boards/waspmote-pro/Makefile.features

@@ -6,6 +6,7 @@ FEATURES_PROVIDED += periph_i2c
 FEATURES_PROVIDED += periph_spi
 FEATURES_PROVIDED += periph_timer
 FEATURES_PROVIDED += periph_uart
+FEATURES_PROVIDED += sdcard_spi
 
 # Various other features (if any)
 FEATURES_PROVIDED += arduino

boards/waspmote-pro/board.c

@@ -25,6 +25,35 @@
 #include "board.h"
 #include "cpu.h"
 
+#if defined(MODULE_MTD_SDCARD)
+#include "mtd_sdcard.h"
+#include "sdcard_spi.h"
+#include "sdcard_spi_params.h"
+
+#if defined(MODULE_FATFS_VFS)
+#include "fs/fatfs.h"
+#include "vfs_default.h"
+#endif
+
+/* this is provided by the sdcard_spi driver see drivers/sdcard_spi/sdcard_spi.c */
+extern sdcard_spi_t sdcard_spi_devs[ARRAY_SIZE(sdcard_spi_params)];
+
+mtd_sdcard_t mtd_sdcard_dev = {
+    .base = {
+        .driver = &mtd_sdcard_driver,
+    },
+    .sd_card = &sdcard_spi_devs[0],
+    .params = &sdcard_spi_params[0]
+};
+
+mtd_dev_t *mtd0 = (mtd_dev_t *)&mtd_sdcard_dev;
+
+#if IS_USED(MODULE_FATFS_VFS)
+VFS_AUTO_MOUNT(fatfs, VFS_MTD(mtd_sdcard_dev), VFS_DEFAULT_SD(0), 0);
+#endif /* MODULE_FATFS_VFS */
+
+#endif /* MODULE_MTD_SDCARD */
+
 void board_init(void)
 {
     /* initialize UART_1 on AUX1 */

boards/waspmote-pro/include/board.h

@@ -21,6 +21,7 @@
 #define BOARD_H
 
 #include "cpu.h"
+#include "mtd.h"
 #include "waspmote_pinmap.h"
 
 #ifdef __cplusplus
@@ -180,6 +181,27 @@ extern "C" {
 #define CONFIG_ZTIMER_USEC_WIDTH    (16)
 /** @} */
 
+/**
+ * @name Onboard micro-sd slot pin definitions
+ * @{
+ */
+#define SDCARD_SPI_PARAM_SPI        SPI_DEV(0)  /**< SPI device */
+#define SDCARD_SPI_PARAM_CS         SD_SS       /**< Chip Select */
+#define SDCARD_SPI_PARAM_CLK        SD_SCK      /**< Serial Clock */
+#define SDCARD_SPI_PARAM_MOSI       SD_MOSI     /**< Master Output, Slave Input */
+#define SDCARD_SPI_PARAM_MISO       SD_MISO     /**< Master Input, Slave Output */
+#define SDCARD_SPI_PARAM_POWER      MEM_PW      /**< Powen on/off */
+#define SDCARD_SPI_PARAM_POWER_AH   (true)      /**< Power on with power pin high */
+#define CARD_DETECT_PIN             SD_PRESENT  /**< Pin for card detect */
+
+/** @} */
+
+/** Default MTD device */
+#define MTD_0 mtd0
+
+/** mtd flash emulation device */
+extern mtd_dev_t *mtd0;
+
 #ifdef __cplusplus
 }
 #endif