diff options
Diffstat (limited to 'drivers/i2c/busses/i2c-at91-core.c')
| -rw-r--r-- | drivers/i2c/busses/i2c-at91-core.c | 18 |
1 files changed, 6 insertions, 12 deletions
diff --git a/drivers/i2c/busses/i2c-at91-core.c b/drivers/i2c/busses/i2c-at91-core.c index 05ad3bc3578a..db45554327ae 100644 --- a/drivers/i2c/busses/i2c-at91-core.c +++ b/drivers/i2c/busses/i2c-at91-core.c @@ -19,7 +19,6 @@ #include <linux/io.h> #include <linux/module.h> #include <linux/of.h> -#include <linux/of_device.h> #include <linux/platform_device.h> #include <linux/pm_runtime.h> #include <linux/pinctrl/consumer.h> @@ -207,19 +206,15 @@ static int at91_twi_probe(struct platform_device *pdev) dev->dev = &pdev->dev; - mem = platform_get_resource(pdev, IORESOURCE_MEM, 0); - if (!mem) - return -ENODEV; + dev->base = devm_platform_get_and_ioremap_resource(pdev, 0, &mem); + if (IS_ERR(dev->base)) + return PTR_ERR(dev->base); phy_addr = mem->start; dev->pdata = at91_twi_get_driver_data(pdev); if (!dev->pdata) return -ENODEV; - dev->base = devm_ioremap_resource(&pdev->dev, mem); - if (IS_ERR(dev->base)) - return PTR_ERR(dev->base); - dev->irq = platform_get_irq(pdev, 0); if (dev->irq < 0) return dev->irq; @@ -227,10 +222,9 @@ static int at91_twi_probe(struct platform_device *pdev) platform_set_drvdata(pdev, dev); dev->clk = devm_clk_get(dev->dev, NULL); - if (IS_ERR(dev->clk)) { - dev_err(dev->dev, "no clock defined\n"); - return -ENODEV; - } + if (IS_ERR(dev->clk)) + return dev_err_probe(dev->dev, PTR_ERR(dev->clk), "no clock defined\n"); + clk_prepare_enable(dev->clk); snprintf(dev->adapter.name, sizeof(dev->adapter.name), "AT91"); |