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spi: s3c64xx: let the SPI core determine the bus number

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Let the core determine the bus number, either by getting the alias ID
(as the driver forces now), or by allocating a dynamic bus number when
the alias is absent. Prepare the driver to allow dt aliases to be
absent.

Signed-off-by: Tudor Ambarus <tudor.ambarus@linaro.org>
Link: https://msgid.link/r/20240216070555.2483977-8-tudor.ambarus@linaro.org
Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Tudor Ambarus 2024-02-16 07:05:50 +00:00 committed by Mark Brown
parent 82b98fb8cd
commit e08433e095
1 changed files with 2 additions and 2 deletions
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4
drivers/spi/spi-s3c64xx.c
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@ -1279,7 +1279,7 @@ static int s3c64xx_spi_probe(struct platform_device *pdev)
sdd->rx_dma.direction = DMA_DEV_TO_MEM;
host->dev.of_node = pdev->dev.of_node;
host->bus_num = sdd->port_id;
host->bus_num = -1;
host->setup = s3c64xx_spi_setup;
host->cleanup = s3c64xx_spi_cleanup;
host->prepare_transfer_hardware = s3c64xx_spi_prepare_transfer;
@ -1360,7 +1360,7 @@ static int s3c64xx_spi_probe(struct platform_device *pdev)
}
dev_dbg(&pdev->dev, "Samsung SoC SPI Driver loaded for Bus SPI-%d with %d Targets attached\n",
sdd->port_id, host->num_chipselect);
host->bus_num, host->num_chipselect);
dev_dbg(&pdev->dev, "\tIOmem=[%pR]\tFIFO %dbytes\n",
mem_res, sdd->fifo_depth);