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 (file)
--- a/drivers/rtc/rtc-sh.c
+++ b/drivers/rtc/rtc-sh.c
@@ -616,7 +616,7 @@ static int __devinit sh_rtc_probe(struct platform_device *pdev)
                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 @@ static int __devinit sh_rtc_probe(struct platform_device *pdev)
                                           &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 @@ static int __devinit sh_rtc_probe(struct platform_device *pdev)
                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 @@ static int __devinit sh_rtc_probe(struct platform_device *pdev)
                        "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 @@ static int __devinit sh_rtc_probe(struct platform_device *pdev)
                        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 @@ static int __devinit sh_rtc_probe(struct platform_device *pdev)
 
        return 0;
 
+err_unmap:
+       iounmap(rtc->regbase);
 err_badmap:
        release_resource(rtc->res);
 err_badres:
@@ -708,6 +710,8 @@ static int __devexit sh_rtc_remove(struct platform_device *pdev)
 
        release_resource(rtc->res);
 
+       iounmap(rtc->regbase);
+
        platform_set_drvdata(pdev, NULL);
 
        kfree(rtc);