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spi: cadence: fix controller deregistration

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Make sure to deregister the controller before disabling underlying
resources like clocks during driver unbind.

Fixes: c474b38665 ("spi: Add driver for Cadence SPI controller")
Cc: stable@vger.kernel.org	# 3.16
Cc: Harini Katakam <harinik@xilinx.com>
Signed-off-by: Johan Hovold <johan@kernel.org>
Link: https://patch.msgid.link/20260414134319.978196-2-johan@kernel.org
Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Johan Hovold
2026-04-14 15:43:12 +02:00
committed by Mark Brown
parent 028ef9c96e
commit 666fa7e9ca
1 changed files with 5 additions and 1 deletions
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6
drivers/spi/spi-cadence.c
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@@ -777,6 +777,10 @@ static void cdns_spi_remove(struct platform_device *pdev)
struct spi_controller *ctlr = platform_get_drvdata(pdev);
struct cdns_spi *xspi = spi_controller_get_devdata(ctlr);
spi_controller_get(ctlr);
spi_unregister_controller(ctlr);
cdns_spi_write(xspi, CDNS_SPI_ER, CDNS_SPI_ER_DISABLE);
if (!spi_controller_is_target(ctlr)) {
@@ -784,7 +788,7 @@ static void cdns_spi_remove(struct platform_device *pdev)
pm_runtime_set_suspended(&pdev->dev);
}
spi_unregister_controller(ctlr);
spi_controller_put(ctlr);
}
/**