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Merge pull request #13100 from basilfx/feature/ikea_tradfri_spi_flash

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boards/ikea-tradfri: add SPI NOR Flash configuration
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benpicco 2020-10-21 16:43:10 +02:00 committed by GitHub
commit 15b9f38516
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3 changed files with 71 additions and 0 deletions
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4
boards/ikea-tradfri/Makefile.dep
View File

@ -1,3 +1,7 @@
ifneq (,$(filter saul_default,$(USEMODULE)))
USEMODULE += saul_gpio
endif
ifneq (,$(filter mtd,$(USEMODULE)))
USEMODULE += mtd_spi_nor
endif

40
boards/ikea-tradfri/board.c
View File

@ -20,6 +20,38 @@
#include "board.h"
#include "cpu.h"
#include "mtd.h"
#include "mtd_spi_nor.h"
#include "timex.h"
#ifdef MODULE_MTD
static const mtd_spi_nor_params_t _ikea_tradfri_nor_params = {
.opcode = &mtd_spi_nor_opcode_default,
.wait_chip_erase = 2LU * US_PER_SEC,
.wait_32k_erase = 500LU *US_PER_MS,
.wait_sector_erase = 300LU * US_PER_MS,
.wait_4k_erase = 300LU * US_PER_MS,
.wait_chip_wake_up = 1LU * US_PER_MS,
.clk = IKEA_TRADFRI_NOR_SPI_CLK,
.flag = IKEA_TRADFRI_NOR_FLAGS,
.spi = IKEA_TRADFRI_NOR_SPI_DEV,
.mode = IKEA_TRADFRI_NOR_SPI_MODE,
.cs = IKEA_TRADFRI_NOR_SPI_CS,
.addr_width = 3,
};
static mtd_spi_nor_t ikea_tradfri_nor_dev = {
.base = {
.driver = &mtd_spi_nor_driver,
.page_size = IKEA_TRADFRI_NOR_PAGE_SIZE,
.pages_per_sector = IKEA_TRADFRI_NOR_PAGES_PER_SECTOR,
.sector_count = IKEA_TRADFRI_NOR_SECTOR_COUNT,
},
.params = &_ikea_tradfri_nor_params,
};
mtd_dev_t *mtd0 = (mtd_dev_t *)&ikea_tradfri_nor_dev;
#endif /* MODULE_MTD */
void board_init(void)
{
@ -31,4 +63,12 @@ void board_init(void)
gpio_init(LED0_PIN, GPIO_OUT);
gpio_init(LED1_PIN, GPIO_OUT);
#endif
#ifdef MODULE_MTD
/* enable NOR flash (only on the ICC-1-A) */
if (gpio_is_valid(IKEA_TRADFRI_NOR_EN)) {
gpio_init(IKEA_TRADFRI_NOR_EN, GPIO_OUT);
gpio_set(IKEA_TRADFRI_NOR_EN);
}
#endif
}

27
boards/ikea-tradfri/include/board.h
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@ -24,6 +24,8 @@
#include "periph/gpio.h"
#include "periph/spi.h"
#include "mtd.h"
#ifdef __cplusplus
extern "C" {
#endif
@ -65,6 +67,31 @@ extern "C" {
#define LED1_TOGGLE gpio_toggle(LED1_PIN)
/** @} */
/**
* @name SPI NOR Flash hardware configuration
*
* The board has a IS25LQ020B flash chip (2MBit).
*/
/** @{ */
#define IKEA_TRADFRI_NOR_PAGE_SIZE (256)
#define IKEA_TRADFRI_NOR_PAGES_PER_SECTOR (16)
#define IKEA_TRADFRI_NOR_SECTOR_COUNT (64)
#define IKEA_TRADFRI_NOR_FLAGS (SPI_NOR_F_SECT_4K | SPI_NOR_F_SECT_32K)
#define IKEA_TRADFRI_NOR_SPI_DEV SPI_DEV(0)
#define IKEA_TRADFRI_NOR_SPI_CLK SPI_CLK_1MHZ
#define IKEA_TRADFRI_NOR_SPI_CS GPIO_PIN(PB, 11)
#define IKEA_TRADFRI_NOR_SPI_MODE SPI_MODE_0
#define IKEA_TRADFRI_NOR_EN GPIO_PIN(PF, 3) /**< only on the ICC-1-A */
/** @} */
/**
* @name MTD configuration
*/
/** @{ */
extern mtd_dev_t *mtd0;
#define MTD_0 mtd0
/** @} */
/**
* @brief Initialize the board (GPIO, sensors, clocks).
*/