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boards/mulle: Add FRAM to DevFS

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This commit is contained in:
Joakim Nohlgård 2016-07-12 08:00:10 +02:00
parent e021b3b3f1
commit 8f81121f29
2 changed files with 15 additions and 5 deletions
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6
boards/mulle/Makefile.dep
View File

@ -6,12 +6,10 @@ ifneq (,$(filter saul_default,$(USEMODULE)))
USEMODULE += lis3dh
endif
# The RTT clock drives the core clock in the default configuration
FEATURES_REQUIRED += periph_rtt
# The Mulle uses NVRAM to store persistent variables, such as boot count.
USEMODULE += nvram_spi
FEATURES_REQUIRED += periph_spi
USEMODULE += nvram
USEMODULE += devfs
ifneq (,$(filter saul_default,$(USEMODULE)))
USEMODULE += saul_gpio

14
boards/mulle/board.c
View File

@ -24,11 +24,13 @@
#include "cpu.h"
#include "mcg.h"
#include "periph/gpio.h"
#include "periph/uart.h"
#include "periph/rtt.h"
#include "periph/spi.h"
#include "nvram-spi.h"
#include "nvram.h"
#include "xtimer.h"
#include "vfs.h"
#include "fs/devfs.h"
static nvram_t mulle_nvram_dev;
nvram_t *mulle_nvram = &mulle_nvram_dev;
@ -39,6 +41,12 @@ static nvram_spi_params_t nvram_spi_params = {
.address_count = MULLE_NVRAM_SPI_ADDRESS_COUNT,
};
static devfs_t mulle_nvram_devfs = {
.path = "/mulle-fram",
.f_op = &nvram_vfs_ops,
.private_data = &mulle_nvram_dev,
};
/** @brief Initialize the GPIO pins controlling the power switches. */
static inline void power_pins_init(void);
@ -210,6 +218,10 @@ static int mulle_nvram_init(void)
return -5;
}
}
/* Register DevFS node */
devfs_register(&mulle_nvram_devfs);
return 0;
}