diff options
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/i2c/busses/i2c-pca-isa.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/drivers/i2c/busses/i2c-pca-isa.c b/drivers/i2c/busses/i2c-pca-isa.c index 5161aaf9341..496ee875eb4 100644 --- a/drivers/i2c/busses/i2c-pca-isa.c +++ b/drivers/i2c/busses/i2c-pca-isa.c @@ -125,6 +125,13 @@ static int __devinit pca_isa_probe(struct device *dev, unsigned int id) dev_info(dev, "i/o base %#08lx. irq %d\n", base, irq); +#ifdef CONFIG_PPC_MERGE + if (check_legacy_ioport(base)) { + dev_err(dev, "I/O address %#08lx is not available\n", base); + goto out; + } +#endif + if (!request_region(base, IO_SIZE, "i2c-pca-isa")) { dev_err(dev, "I/O address %#08lx is in use\n", base); goto out; |