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spi: efm32: add spi_bitbang_stop to device remove callback

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This call is needed to cleanup the resources requested by
spi_bitbang_start in the probe callback.

Noticed-by: Axel Lin <axel.lin@ingics.com>
Signed-off-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>
Signed-off-by: Mark Brown <broonie@linaro.org>
This commit is contained in:
Uwe Kleine-König 2013-09-10 09:51:30 +02:00 committed by Mark Brown
parent 77445a14d6
commit e6f7563b73
1 changed files with 2 additions and 0 deletions
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2
drivers/spi/spi-efm32.c
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@ -477,6 +477,8 @@ static int efm32_spi_remove(struct platform_device *pdev)
struct spi_master *master = platform_get_drvdata(pdev);
struct efm32_spi_ddata *ddata = spi_master_get_devdata(master);
spi_bitbang_stop(&ddata->bitbang);
efm32_spi_write32(ddata, 0, REG_IEN);
free_irq(ddata->txirq, ddata);