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spi: xilinx: make irq optional

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Both the hardware and driver already support polling mode. By removing
the mandatory IRQ requirement during probe, the driver can now fall
back to polling when an interrupt is unavailable, ensuring
compatibility with a wider range of systems.

Signed-off-by: Abdurrahman Hussain <abdurrahman@nexthop.ai>
Link: https://patch.msgid.link/20260119-spi-xilinx-v3-2-4566c33bac0d@nexthop.ai
Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Abdurrahman Hussain
2026-01-19 07:06:23 +00:00
committed by Mark Brown
parent b603500de2
commit c3608162a9
1 changed files with 1 additions and 1 deletions
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drivers/spi/spi-xilinx.c
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@@ -471,7 +471,7 @@ static int xilinx_spi_probe(struct platform_device *pdev)
xspi->bytes_per_word = bits_per_word / 8;
xspi->buffer_size = xilinx_spi_find_buffer_size(xspi);
xspi->irq = platform_get_irq(pdev, 0);
xspi->irq = platform_get_irq_optional(pdev, 0);
if (xspi->irq < 0 && xspi->irq != -ENXIO) {
return xspi->irq;
} else if (xspi->irq >= 0) {