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misc: ft8xx: convert to spi_dt_spec

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Convert SPI usage to `struct spi_dt_spec`.

Signed-off-by: Kumar Gala <galak@kernel.org>
This commit is contained in:
Kumar Gala 2022-06-28 23:57:59 -05:00 • committed by Kumar Gala
commit a2ffdaf2b9
1 changed files with 8 additions and 20 deletions
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28
drivers/misc/ft8xx/ft8xx_drv.c
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@ -18,13 +18,9 @@ LOG_MODULE_REGISTER(LOG_MODULE_NAME);
#define NODE_ID DT_INST(0, DT_DRV_COMPAT) #define NODE_ID DT_INST(0, DT_DRV_COMPAT)
/* SPI device */ /* SPI device */
static const struct device *spi_ft8xx_dev; static const struct spi_dt_spec spi = SPI_DT_SPEC_INST_GET(0,
static struct spi_cs_control cs_ctrl; SPI_WORD_SET(8) | SPI_OP_MODE_MASTER,
static const struct spi_config spi_cfg = { 0);
.frequency = 8000000UL,
.operation = SPI_WORD_SET(8) | SPI_OP_MODE_MASTER,
.cs = &cs_ctrl,
};
/* GPIO int line */ /* GPIO int line */
#define IRQ_PIN DT_GPIO_PIN(NODE_ID, irq_gpios) #define IRQ_PIN DT_GPIO_PIN(NODE_ID, irq_gpios)
@ -60,16 +56,8 @@ int ft8xx_drv_init(void)
{ {
int ret; int ret;
cs_ctrl = (struct spi_cs_control){ if (!spi_is_ready(&spi)) {
.gpio_dev = device_get_binding( LOG_ERR("SPI bus %s not ready", spi.bus->name);
DT_SPI_DEV_CS_GPIOS_LABEL(NODE_ID)),
.gpio_pin = DT_SPI_DEV_CS_GPIOS_PIN(NODE_ID),
.gpio_dt_flags = DT_SPI_DEV_CS_GPIOS_FLAGS(NODE_ID),
.delay = 0,
};
spi_ft8xx_dev = device_get_binding(DT_BUS_LABEL(NODE_ID));
if (!spi_ft8xx_dev) {
return -ENODEV; return -ENODEV;
} }
@ -124,7 +112,7 @@ int ft8xx_drv_write(uint32_t address, const uint8_t *data, unsigned int length)
.count = 2, .count = 2,
}; };
ret = spi_write(spi_ft8xx_dev, &spi_cfg, &tx_bufs); ret = spi_write_dt(&spi, &tx_bufs);
if (ret < 0) { if (ret < 0) {
LOG_ERR("SPI write error: %d", ret); LOG_ERR("SPI write error: %d", ret);
} }
@ -167,7 +155,7 @@ int ft8xx_drv_read(uint32_t address, uint8_t *data, unsigned int length)
.count = 2, .count = 2,
}; };
ret = spi_transceive(spi_ft8xx_dev, &spi_cfg, &tx_bufs, &rx_bufs); ret = spi_transceive_dt(&spi, &tx_bufs, &rx_bufs);
if (ret < 0) { if (ret < 0) {
LOG_ERR("SPI transceive error: %d", ret); LOG_ERR("SPI transceive error: %d", ret);
} }
@ -193,7 +181,7 @@ int ft8xx_drv_command(uint8_t command)
.count = 1, .count = 1,
}; };
ret = spi_write(spi_ft8xx_dev, &spi_cfg, &tx_bufs); ret = spi_write_dt(&spi, &tx_bufs);
if (ret < 0) { if (ret < 0) {
LOG_ERR("SPI command error: %d", ret); LOG_ERR("SPI command error: %d", ret);
} }