rtc: rtc-sh: Fixup for 64-bit resources.
ioremap() and friends get the size information right, so force everything
to go through there.
Signed-off-by: Paul Mundt <lethal@linux-sh.org>
diff --git a/drivers/rtc/rtc-sh.c b/drivers/rtc/rtc-sh.c
index 110699b..1f88e9e 100644
--- a/drivers/rtc/rtc-sh.c
+++ b/drivers/rtc/rtc-sh.c
@@ -616,7 +616,7 @@
goto err_badres;
}
- rtc->regbase = (void __iomem *)rtc->res->start;
+ rtc->regbase = ioremap_nocache(rtc->res->start, rtc->regsize);
if (unlikely(!rtc->regbase)) {
ret = -EINVAL;
goto err_badmap;
@@ -626,7 +626,7 @@
&sh_rtc_ops, THIS_MODULE);
if (IS_ERR(rtc->rtc_dev)) {
ret = PTR_ERR(rtc->rtc_dev);
- goto err_badmap;
+ goto err_unmap;
}
rtc->capabilities = RTC_DEF_CAPABILITIES;
@@ -653,7 +653,7 @@
dev_err(&pdev->dev,
"request period IRQ failed with %d, IRQ %d\n", ret,
rtc->periodic_irq);
- goto err_badmap;
+ goto err_unmap;
}
ret = request_irq(rtc->carry_irq, sh_rtc_interrupt, IRQF_DISABLED,
@@ -663,7 +663,7 @@
"request carry IRQ failed with %d, IRQ %d\n", ret,
rtc->carry_irq);
free_irq(rtc->periodic_irq, rtc);
- goto err_badmap;
+ goto err_unmap;
}
ret = request_irq(rtc->alarm_irq, sh_rtc_alarm, IRQF_DISABLED,
@@ -674,7 +674,7 @@
rtc->alarm_irq);
free_irq(rtc->carry_irq, rtc);
free_irq(rtc->periodic_irq, rtc);
- goto err_badmap;
+ goto err_unmap;
}
tmp = readb(rtc->regbase + RCR1);
@@ -684,6 +684,8 @@
return 0;
+err_unmap:
+ iounmap(rtc->regbase);
err_badmap:
release_resource(rtc->res);
err_badres:
@@ -708,6 +710,8 @@
release_resource(rtc->res);
+ iounmap(rtc->regbase);
+
platform_set_drvdata(pdev, NULL);
kfree(rtc);