spi: s3c64xx: fix controller deregistration

Make sure to deregister the controller before releasing underlying
resources like DMA during driver unbind.

Fixes: 91800f0e90 ("spi/s3c64xx: Use managed registration")
Cc: stable@vger.kernel.org	# 3.13: 76fbad410c
Cc: stable@vger.kernel.org	# 3.13
Signed-off-by: Johan Hovold <johan@kernel.org>
Link: https://patch.msgid.link/20260410081757.503099-12-johan@kernel.org
Signed-off-by: Mark Brown <broonie@kernel.org>
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Johan Hovold 2026-04-10 10:17:41 +02:00 • committed by Mark Brown
commit c1446b61e4
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