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spi: bcm2835: use devm_spi_register_master()

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Use devm_spi_register_master() to make cleanup paths simpler,
and remove a duplicate put.

Signed-off-by: Jingoo Han <jg1.han@samsung.com>
Signed-off-by: Mark Brown <broonie@linaro.org>
This commit is contained in:
Jingoo Han 2013-09-24 13:23:00 +09:00 committed by Mark Brown
parent 5afd077d70
commit 247263dba2
1 changed files with 1 additions and 3 deletions
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4
drivers/spi/spi-bcm2835.c
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@ -358,7 +358,7 @@ static int bcm2835_spi_probe(struct platform_device *pdev)
bcm2835_wr(bs, BCM2835_SPI_CS,
BCM2835_SPI_CS_CLEAR_RX | BCM2835_SPI_CS_CLEAR_TX);
err = spi_register_master(master);
err = devm_spi_register_master(&pdev->dev, master);
if (err) {
dev_err(&pdev->dev, "could not register SPI master: %d\n", err);
goto out_free_irq;
@ -381,14 +381,12 @@ static int bcm2835_spi_remove(struct platform_device *pdev)
struct bcm2835_spi *bs = spi_master_get_devdata(master);
free_irq(bs->irq, master);
spi_unregister_master(master);
/* Clear FIFOs, and disable the HW block */
bcm2835_wr(bs, BCM2835_SPI_CS,
BCM2835_SPI_CS_CLEAR_RX | BCM2835_SPI_CS_CLEAR_TX);
clk_disable_unprepare(bs->clk);
spi_master_put(master);
return 0;
}