diff options
Diffstat (limited to 'drivers')
-rw-r--r-- | drivers/spi/spi-coldfire-qspi.c | 47 |
1 files changed, 14 insertions, 33 deletions
diff --git a/drivers/spi/spi-coldfire-qspi.c b/drivers/spi/spi-coldfire-qspi.c index cc5b75d10c38..9ee81a4c7351 100644 --- a/drivers/spi/spi-coldfire-qspi.c +++ b/drivers/spi/spi-coldfire-qspi.c @@ -403,38 +403,31 @@ static int mcfqspi_probe(struct platform_device *pdev) goto fail0; } - if (!request_mem_region(res->start, resource_size(res), pdev->name)) { - dev_dbg(&pdev->dev, "request_mem_region failed\n"); - status = -EBUSY; + mcfqspi->iobase = devm_ioremap_resource(&pdev->dev, res); + if (IS_ERR(mcfqspi->iobase)) { + status = PTR_ERR(mcfqspi->iobase); goto fail0; } - mcfqspi->iobase = ioremap(res->start, resource_size(res)); - if (!mcfqspi->iobase) { - dev_dbg(&pdev->dev, "ioremap failed\n"); - status = -ENOMEM; - goto fail1; - } - mcfqspi->irq = platform_get_irq(pdev, 0); if (mcfqspi->irq < 0) { dev_dbg(&pdev->dev, "platform_get_irq failed\n"); status = -ENXIO; - goto fail2; + goto fail0; } - status = request_irq(mcfqspi->irq, mcfqspi_irq_handler, 0, - pdev->name, mcfqspi); + status = devm_request_irq(&pdev->dev, mcfqspi->irq, mcfqspi_irq_handler, + 0, pdev->name, mcfqspi); if (status) { dev_dbg(&pdev->dev, "request_irq failed\n"); - goto fail2; + goto fail0; } - mcfqspi->clk = clk_get(&pdev->dev, "qspi_clk"); + mcfqspi->clk = devm_clk_get(&pdev->dev, "qspi_clk"); if (IS_ERR(mcfqspi->clk)) { dev_dbg(&pdev->dev, "clk_get failed\n"); status = PTR_ERR(mcfqspi->clk); - goto fail3; + goto fail0; } clk_enable(mcfqspi->clk); @@ -445,7 +438,7 @@ static int mcfqspi_probe(struct platform_device *pdev) status = mcfqspi_cs_setup(mcfqspi); if (status) { dev_dbg(&pdev->dev, "error initializing cs_control\n"); - goto fail4; + goto fail1; } init_waitqueue_head(&mcfqspi->waitq); @@ -459,10 +452,10 @@ static int mcfqspi_probe(struct platform_device *pdev) platform_set_drvdata(pdev, master); - status = spi_register_master(master); + status = devm_spi_register_master(&pdev->dev, master); if (status) { dev_dbg(&pdev->dev, "spi_register_master failed\n"); - goto fail5; + goto fail2; } pm_runtime_enable(mcfqspi->dev); @@ -470,17 +463,10 @@ static int mcfqspi_probe(struct platform_device *pdev) return 0; -fail5: - mcfqspi_cs_teardown(mcfqspi); -fail4: - clk_disable(mcfqspi->clk); - clk_put(mcfqspi->clk); -fail3: - free_irq(mcfqspi->irq, mcfqspi); fail2: - iounmap(mcfqspi->iobase); + mcfqspi_cs_teardown(mcfqspi); fail1: - release_mem_region(res->start, resource_size(res)); + clk_disable(mcfqspi->clk); fail0: spi_master_put(master); @@ -501,11 +487,6 @@ static int mcfqspi_remove(struct platform_device *pdev) mcfqspi_cs_teardown(mcfqspi); clk_disable(mcfqspi->clk); - clk_put(mcfqspi->clk); - free_irq(mcfqspi->irq, mcfqspi); - iounmap(mcfqspi->iobase); - release_mem_region(res->start, resource_size(res)); - spi_unregister_master(master); return 0; } |