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drivers: wifi: eswifi: fix spi bus initialization

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spi_dt_spec structure initialization should not be done
in the runtime during spi bus initialization because it
caues kernel panic.

Fixes: https://github.com/zephyrproject-rtos/zephyr/issues/43046

Signed-off-by: Bartosz Bilas <bartosz.bilas@hotmail.com>
This commit is contained in:
Bartosz Bilas 2022-02-27 13:53:35 +01:00 • committed by Carles Cufí
commit b5497d7d2f
1 changed files with 10 additions and 5 deletions
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15
drivers/wifi/eswifi/eswifi_bus_spi.c
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@ -30,7 +30,11 @@ struct eswifi_spi_data {
struct k_thread poll_thread;
};
static struct eswifi_spi_data eswifi_spi0; /* Static instance */
static struct eswifi_spi_data eswifi_spi0 = { /* Static instance */
.bus = SPI_DT_SPEC_INST_GET(0, SPI_OP_MODE_MASTER | SPI_TRANSFER_MSB |
SPI_WORD_SET(16) | SPI_HOLD_ON_CS |
SPI_LOCK_ON, 1000U),
};
static bool eswifi_spi_cmddata_ready(struct eswifi_spi_data *spi)
{
@ -238,10 +242,11 @@ int eswifi_spi_init(struct eswifi_dev *eswifi)
GPIO_INPUT);
/* SPI BUS */
spi->bus = (struct spi_dt_spec) SPI_DT_SPEC_INST_GET(0,
SPI_OP_MODE_MASTER | SPI_TRANSFER_MSB |
SPI_WORD_SET(16) | SPI_HOLD_ON_CS |
SPI_LOCK_ON, 1000U);
if (!spi_is_ready(&spi->bus)) {
LOG_ERR("SPI bus is not ready");
return -ENODEV;
};
eswifi->bus_data = spi;
LOG_DBG("success");