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drivers: Replace GPIO_CS Kconfig with devicetree detection

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Use DT_INST_SPI_DEV_HAS_CS_GPIOS() in drivers to determine if we should
utilize CS_GPIO base SPI chipselect handling.  This allows us to remove
Kconfig option for this feature.

Signed-off-by: Kumar Gala <kumar.gala@linaro.org>
This commit is contained in:
Kumar Gala 2020-05-08 12:04:55 -05:00 • committed by Carles Cufí
commit db725c0ec9
17 changed files with 22 additions and 69 deletions
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8
drivers/ethernet/eth_enc28j60.c
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@ -732,7 +732,7 @@ static int eth_enc28j60_init(struct device *dev)
return -EINVAL;
}
#ifdef CONFIG_ETH_ENC28J60_0_GPIO_SPI_CS
#if DT_INST_SPI_DEV_HAS_CS_GPIOS(0)
context->spi_cs.gpio_dev =
device_get_binding((char *)config->spi_cs_port);
if (!context->spi_cs.gpio_dev) {
@ -742,7 +742,7 @@ static int eth_enc28j60_init(struct device *dev)
context->spi_cs.gpio_pin = config->spi_cs_pin;
context->spi_cfg.cs = &context->spi_cs;
#endif /* CONFIG_ETH_ENC28J60_0_GPIO_SPI_CS */
#endif
/* Initialize GPIO */
context->gpio = device_get_binding((char *)config->gpio_port);
@ -823,10 +823,10 @@ static const struct eth_enc28j60_config eth_enc28j60_0_config = {
.spi_port = DT_INST_BUS_LABEL(0),
.spi_freq = DT_INST_PROP(0, spi_max_frequency),
.spi_slave = DT_INST_REG_ADDR(0),
#ifdef CONFIG_ETH_ENC28J60_0_GPIO_SPI_CS
#if DT_INST_SPI_DEV_HAS_CS_GPIOS(0)
.spi_cs_port = DT_INST_SPI_DEV_CS_GPIOS_LABEL(0),
.spi_cs_pin = DT_INST_SPI_DEV_CS_GPIOS_PIN(0),
#endif /* CONFIG_ETH_ENC28J60_0_GPIO_SPI_CS */
#endif
.full_duplex = IS_ENABLED(CONFIG_ETH_ENC28J60_0_FULL_DUPLEX),
.timeout = CONFIG_ETH_ENC28J60_TIMEOUT,
};