diff options
Diffstat (limited to 'drivers/i2c')
| -rw-r--r-- | drivers/i2c/busses/i2c-octeon.c | 18 |
1 files changed, 3 insertions, 15 deletions
diff --git a/drivers/i2c/busses/i2c-octeon.c b/drivers/i2c/busses/i2c-octeon.c index 9787379dbfe7..9240037e10ee 100644 --- a/drivers/i2c/busses/i2c-octeon.c +++ b/drivers/i2c/busses/i2c-octeon.c @@ -75,9 +75,7 @@ struct octeon_i2c { int irq; u32 twsi_freq; int sys_freq; - resource_size_t twsi_phys; void __iomem *twsi_base; - resource_size_t regsize; struct device *dev; }; @@ -502,14 +500,11 @@ static int octeon_i2c_probe(struct platform_device *pdev) i2c->dev = &pdev->dev; res_mem = platform_get_resource(pdev, IORESOURCE_MEM, 0); - - if (res_mem == NULL) { - dev_err(i2c->dev, "found no memory resource\n"); - result = -ENXIO; + i2c->twsi_base = devm_ioremap_resource(&pdev->dev, res_mem); + if (IS_ERR(i2c->twsi_base)) { + result = PTR_ERR(i2c->twsi_base); goto out; } - i2c->twsi_phys = res_mem->start; - i2c->regsize = resource_size(res_mem); /* * "clock-rate" is a legacy binding, the official binding is @@ -526,13 +521,6 @@ static int octeon_i2c_probe(struct platform_device *pdev) i2c->sys_freq = octeon_get_io_clock_rate(); - if (!devm_request_mem_region(&pdev->dev, i2c->twsi_phys, i2c->regsize, - res_mem->name)) { - dev_err(i2c->dev, "request_mem_region failed\n"); - goto out; - } - i2c->twsi_base = devm_ioremap(&pdev->dev, i2c->twsi_phys, i2c->regsize); - init_waitqueue_head(&i2c->queue); i2c->irq = irq; |