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spi: mt65xx: fix controller deregistration

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

Fixes: a568231f46 ("spi: mediatek: Add spi bus for Mediatek MT8173")
Cc: stable@vger.kernel.org	# 4.3: ace1458023
Cc: stable@vger.kernel.org	# 4.3
Cc: Leilk Liu <leilk.liu@mediatek.com>
Signed-off-by: Johan Hovold <johan@kernel.org>
Link: https://patch.msgid.link/20260410081757.503099-2-johan@kernel.org
Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Johan Hovold
2026-04-10 10:17:31 +02:00
committed by Mark Brown
parent 485c900a42
commit 2ad30599cc
1 changed files with 3 additions and 1 deletions
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4
drivers/spi/spi-mt65xx.c
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@@ -1325,7 +1325,7 @@ static int mtk_spi_probe(struct platform_device *pdev)
pm_runtime_enable(dev);
ret = devm_spi_register_controller(dev, host);
ret = spi_register_controller(host);
if (ret) {
pm_runtime_disable(dev);
return dev_err_probe(dev, ret, "failed to register host\n");
@@ -1340,6 +1340,8 @@ static void mtk_spi_remove(struct platform_device *pdev)
struct mtk_spi *mdata = spi_controller_get_devdata(host);
int ret;
spi_unregister_controller(host);
cpu_latency_qos_remove_request(&mdata->qos_request);
if (mdata->use_spimem && !completion_done(&mdata->spimem_done))
complete(&mdata->spimem_done);