diff --git a/drivers/spi/spi-rspi.c b/drivers/spi/spi-rspi.c index 621be5dbea31..19c65c43cbc5 100644 --- a/drivers/spi/spi-rspi.c +++ b/drivers/spi/spi-rspi.c @@ -889,9 +889,6 @@ static int rspi_remove(struct platform_device *pdev) spi_unregister_master(rspi->master); rspi_release_dma(rspi); - free_irq(platform_get_irq(pdev, 0), rspi); - clk_put(rspi->clk); - iounmap(rspi->addr); return 0; } @@ -913,12 +910,6 @@ static int rspi_probe(struct platform_device *pdev) dev_err(&pdev->dev, "there is no set_config_register\n"); return -ENODEV; } - /* get base addr */ - res = platform_get_resource(pdev, IORESOURCE_MEM, 0); - if (unlikely(res == NULL)) { - dev_err(&pdev->dev, "invalid resource\n"); - return -EINVAL; - } irq = platform_get_irq(pdev, 0); if (irq < 0) { @@ -936,19 +927,20 @@ static int rspi_probe(struct platform_device *pdev) platform_set_drvdata(pdev, rspi); rspi->ops = ops; rspi->master = master; - rspi->addr = ioremap(res->start, resource_size(res)); - if (rspi->addr == NULL) { - dev_err(&pdev->dev, "ioremap error.\n"); - ret = -ENOMEM; + + res = platform_get_resource(pdev, IORESOURCE_MEM, 0); + rspi->addr = devm_ioremap_resource(&pdev->dev, res); + if (IS_ERR(rspi->addr)) { + ret = PTR_ERR(rspi->addr); goto error1; } snprintf(clk_name, sizeof(clk_name), "%s%d", id_entry->name, pdev->id); - rspi->clk = clk_get(&pdev->dev, clk_name); + rspi->clk = devm_clk_get(&pdev->dev, clk_name); if (IS_ERR(rspi->clk)) { dev_err(&pdev->dev, "cannot get clock\n"); ret = PTR_ERR(rspi->clk); - goto error2; + goto error1; } clk_enable(rspi->clk); @@ -966,36 +958,32 @@ static int rspi_probe(struct platform_device *pdev) master->transfer = rspi_transfer; master->cleanup = rspi_cleanup; - ret = request_irq(irq, rspi_irq, 0, dev_name(&pdev->dev), rspi); + ret = devm_request_irq(&pdev->dev, irq, rspi_irq, 0, + dev_name(&pdev->dev), rspi); if (ret < 0) { dev_err(&pdev->dev, "request_irq error\n"); - goto error3; + goto error1; } rspi->irq = irq; ret = rspi_request_dma(rspi, pdev); if (ret < 0) { dev_err(&pdev->dev, "rspi_request_dma failed.\n"); - goto error4; + goto error2; } ret = spi_register_master(master); if (ret < 0) { dev_err(&pdev->dev, "spi_register_master error.\n"); - goto error4; + goto error2; } dev_info(&pdev->dev, "probed\n"); return 0; -error4: - rspi_release_dma(rspi); - free_irq(irq, rspi); -error3: - clk_put(rspi->clk); error2: - iounmap(rspi->addr); + rspi_release_dma(rspi); error1: spi_master_put(master);