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authorDavid S. Miller <davem@davemloft.net>2008-07-18 02:39:39 -0700
committerDavid S. Miller <davem@davemloft.net>2008-07-18 02:39:39 -0700
commit49997d75152b3d23c53b0fa730599f2f74c92c65 (patch)
tree46e93126170d02cfec9505172e545732c1b69656 /drivers/rtc/rtc-pl031.c
parenta0c80b80e0fb48129e4e9d6a9ede914f9ff1850d (diff)
parent5b664cb235e97afbf34db9c4d77f08ebd725335e (diff)
Merge branch 'master' of master.kernel.org:/pub/scm/linux/kernel/git/torvalds/linux-2.6
Conflicts: Documentation/powerpc/booting-without-of.txt drivers/atm/Makefile drivers/net/fs_enet/fs_enet-main.c drivers/pci/pci-acpi.c net/8021q/vlan.c net/iucv/iucv.c
Diffstat (limited to 'drivers/rtc/rtc-pl031.c')
-rw-r--r--drivers/rtc/rtc-pl031.c36
1 files changed, 15 insertions, 21 deletions
diff --git a/drivers/rtc/rtc-pl031.c b/drivers/rtc/rtc-pl031.c
index 2fd49edcc71..08b4610ec5a 100644
--- a/drivers/rtc/rtc-pl031.c
+++ b/drivers/rtc/rtc-pl031.c
@@ -12,23 +12,12 @@
* as published by the Free Software Foundation; either version
* 2 of the License, or (at your option) any later version.
*/
-
-#include <linux/platform_device.h>
#include <linux/module.h>
#include <linux/rtc.h>
#include <linux/init.h>
-#include <linux/fs.h>
#include <linux/interrupt.h>
-#include <linux/string.h>
-#include <linux/pm.h>
-#include <linux/bitops.h>
-
#include <linux/amba/bus.h>
-
-#include <asm/io.h>
-#include <asm/hardware.h>
-#include <asm/irq.h>
-#include <asm/rtc.h>
+#include <linux/io.h>
/*
* Register definitions
@@ -142,13 +131,12 @@ static int pl031_remove(struct amba_device *adev)
{
struct pl031_local *ldata = dev_get_drvdata(&adev->dev);
- if (ldata) {
- dev_set_drvdata(&adev->dev, NULL);
- free_irq(adev->irq[0], ldata->rtc);
- rtc_device_unregister(ldata->rtc);
- iounmap(ldata->base);
- kfree(ldata);
- }
+ amba_set_drvdata(adev, NULL);
+ free_irq(adev->irq[0], ldata->rtc);
+ rtc_device_unregister(ldata->rtc);
+ iounmap(ldata->base);
+ kfree(ldata);
+ amba_release_regions(adev);
return 0;
}
@@ -158,13 +146,15 @@ static int pl031_probe(struct amba_device *adev, void *id)
int ret;
struct pl031_local *ldata;
+ ret = amba_request_regions(adev, NULL);
+ if (ret)
+ goto err_req;
ldata = kmalloc(sizeof(struct pl031_local), GFP_KERNEL);
if (!ldata) {
ret = -ENOMEM;
goto out;
}
- dev_set_drvdata(&adev->dev, ldata);
ldata->base = ioremap(adev->res.start,
adev->res.end - adev->res.start + 1);
@@ -173,6 +163,8 @@ static int pl031_probe(struct amba_device *adev, void *id)
goto out_no_remap;
}
+ amba_set_drvdata(adev, ldata);
+
if (request_irq(adev->irq[0], pl031_interrupt, IRQF_DISABLED,
"rtc-pl031", ldata->rtc)) {
ret = -EIO;
@@ -192,10 +184,12 @@ out_no_rtc:
free_irq(adev->irq[0], ldata->rtc);
out_no_irq:
iounmap(ldata->base);
+ amba_set_drvdata(adev, NULL);
out_no_remap:
- dev_set_drvdata(&adev->dev, NULL);
kfree(ldata);
out:
+ amba_release_regions(adev);
+err_req:
return ret;
}