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authorJingoo Han <jg1.han@samsung.com>2013-04-30 09:00:33 +0400
committerWim Van Sebroeck <wim@iguana.be>2013-07-11 22:53:44 +0400
commit626d65aa5255fdd98e62f74cf43d3166e9832fb2 (patch)
treecff1d9d59a67b5e757f72a0f531d5675e0ff5e22 /drivers/watchdog
parent321e31231d781aa91e94e8e3974db1edb428b6a4 (diff)
downloadlinux-626d65aa5255fdd98e62f74cf43d3166e9832fb2.tar.xz
watchdog: bcm63xx_wdt: use devm_ioremap_nocache()
Use devm_ioremap_nocache() to make cleanup paths simpler. Signed-off-by: Jingoo Han <jg1.han@samsung.com> Reviewed-by: Guenter Roeck <linux@roeck-us.net> Acked-by: Florian Fainelli <florian@openwrt.org> Signed-off-by: Wim Van Sebroeck <wim@iguana.be>
Diffstat (limited to 'drivers/watchdog')
-rw-r--r--drivers/watchdog/bcm63xx_wdt.c9
1 files changed, 4 insertions, 5 deletions
diff --git a/drivers/watchdog/bcm63xx_wdt.c b/drivers/watchdog/bcm63xx_wdt.c
index b2b80d4ac818..a14a58d9d110 100644
--- a/drivers/watchdog/bcm63xx_wdt.c
+++ b/drivers/watchdog/bcm63xx_wdt.c
@@ -16,6 +16,7 @@
#include <linux/errno.h>
#include <linux/fs.h>
#include <linux/init.h>
+#include <linux/io.h>
#include <linux/kernel.h>
#include <linux/miscdevice.h>
#include <linux/module.h>
@@ -249,7 +250,8 @@ static int bcm63xx_wdt_probe(struct platform_device *pdev)
return -ENODEV;
}
- bcm63xx_wdt_device.regs = ioremap_nocache(r->start, resource_size(r));
+ bcm63xx_wdt_device.regs = devm_ioremap_nocache(&pdev->dev, r->start,
+ resource_size(r));
if (!bcm63xx_wdt_device.regs) {
dev_err(&pdev->dev, "failed to remap I/O resources\n");
return -ENXIO;
@@ -258,7 +260,7 @@ static int bcm63xx_wdt_probe(struct platform_device *pdev)
ret = bcm63xx_timer_register(TIMER_WDT_ID, bcm63xx_wdt_isr, NULL);
if (ret < 0) {
dev_err(&pdev->dev, "failed to register wdt timer isr\n");
- goto unmap;
+ return ret;
}
if (bcm63xx_wdt_settimeout(wdt_time)) {
@@ -281,8 +283,6 @@ static int bcm63xx_wdt_probe(struct platform_device *pdev)
unregister_timer:
bcm63xx_timer_unregister(TIMER_WDT_ID);
-unmap:
- iounmap(bcm63xx_wdt_device.regs);
return ret;
}
@@ -293,7 +293,6 @@ static int bcm63xx_wdt_remove(struct platform_device *pdev)
misc_deregister(&bcm63xx_wdt_miscdev);
bcm63xx_timer_unregister(TIMER_WDT_ID);
- iounmap(bcm63xx_wdt_device.regs);
return 0;
}