spi: rockchip: fix controller deregistration

commit 53e7a16070 upstream.

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

Fixes: 64e36824b3 ("spi/rockchip: add driver for Rockchip RK3xxx SoCs integrated SPI")
Cc: stable@vger.kernel.org	# 3.17
Cc: addy ke <addy.ke@rock-chips.com>
Signed-off-by: Johan Hovold <johan@kernel.org>
Link: https://patch.msgid.link/20260324082326.901043-3-johan@kernel.org
Signed-off-by: Mark Brown <broonie@kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Johan Hovold 2026-03-24 09:23:23 +01:00 • committed by Greg Kroah-Hartman
commit 762fc11ff0