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[POWERPC] pasemi: Move electra-ide to pata_of_platform

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Move electra-ide glue over to the new pata_of_platform framework, and
add the quirks needed to that driver.

Signed-off-by: Olof Johansson <olof@lixom.net>
This commit is contained in:
Olof Johansson
2007-12-04 14:44:32 -06:00
parent 61f7162117
commit 9cd55be4d2
5 changed files with 17 additions and 113 deletions
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20
drivers/ata/pata_of_platform.c
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@@ -34,11 +34,20 @@ static int __devinit pata_of_platform_probe(struct of_device *ofdev,
return -EINVAL;
}
ret = of_address_to_resource(dn, 1, &ctl_res);
if (ret) {
dev_err(&ofdev->dev, "can't get CTL address from "
"device tree\n");
return -EINVAL;
if (of_device_is_compatible(dn, "electra-ide")) {
/* Altstatus is really at offset 0x3f6 from the primary window
* on electra-ide. Adjust ctl_res and io_res accordingly.
*/
ctl_res = io_res;
ctl_res.start = ctl_res.start+0x3f6;
io_res.end = ctl_res.start-1;
} else {
ret = of_address_to_resource(dn, 1, &ctl_res);
if (ret) {
dev_err(&ofdev->dev, "can't get CTL address from "
"device tree\n");
return -EINVAL;
}
}
ret = of_irq_to_resource(dn, 0, &irq_res);
@@ -76,6 +85,7 @@ static int __devexit pata_of_platform_remove(struct of_device *ofdev)
static struct of_device_id pata_of_platform_match[] = {
{ .compatible = "ata-generic", },
{ .compatible = "electra-ide", },
{},
};
MODULE_DEVICE_TABLE(of, pata_of_platform_match);