summaryrefslogtreecommitdiffstats
path: root/drivers/watchdog
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/watchdog')
-rw-r--r--drivers/watchdog/Kconfig2
-rw-r--r--drivers/watchdog/booke_wdt.c6
-rw-r--r--drivers/watchdog/hpwdt.c5
-rw-r--r--drivers/watchdog/pnx4008_wdt.c2
-rw-r--r--drivers/watchdog/s3c2410_wdt.c57
5 files changed, 41 insertions, 31 deletions
diff --git a/drivers/watchdog/Kconfig b/drivers/watchdog/Kconfig
index 3aa52ba1398..ee27f573316 100644
--- a/drivers/watchdog/Kconfig
+++ b/drivers/watchdog/Kconfig
@@ -1098,7 +1098,7 @@ config BOOKE_WDT_DEFAULT_TIMEOUT
For Freescale Book-E processors, this is a number between 0 and 63.
For other Book-E processors, this is a number between 0 and 3.
- The value can be overidden by the wdt_period command-line parameter.
+ The value can be overridden by the wdt_period command-line parameter.
# PPC64 Architecture
diff --git a/drivers/watchdog/booke_wdt.c b/drivers/watchdog/booke_wdt.c
index 337265b4730..7c0fdfca264 100644
--- a/drivers/watchdog/booke_wdt.c
+++ b/drivers/watchdog/booke_wdt.c
@@ -198,9 +198,13 @@ static long booke_wdt_ioctl(struct file *file,
booke_wdt_period = tmp;
#endif
booke_wdt_set();
- return 0;
+ /* Fall */
case WDIOC_GETTIMEOUT:
+#ifdef CONFIG_FSL_BOOKE
+ return put_user(period_to_sec(booke_wdt_period), p);
+#else
return put_user(booke_wdt_period, p);
+#endif
default:
return -ENOTTY;
}
diff --git a/drivers/watchdog/hpwdt.c b/drivers/watchdog/hpwdt.c
index 8464ea1c36a..3c166d3f4e5 100644
--- a/drivers/watchdog/hpwdt.c
+++ b/drivers/watchdog/hpwdt.c
@@ -231,7 +231,7 @@ static int __devinit cru_detect(unsigned long map_entry,
cmn_regs.u1.reax = CRU_BIOS_SIGNATURE_VALUE;
- set_memory_x((unsigned long)bios32_entrypoint, (2 * PAGE_SIZE));
+ set_memory_x((unsigned long)bios32_map, 2);
asminline_call(&cmn_regs, bios32_entrypoint);
if (cmn_regs.u1.ral != 0) {
@@ -250,7 +250,8 @@ static int __devinit cru_detect(unsigned long map_entry,
cru_rom_addr =
ioremap(cru_physical_address, cru_length);
if (cru_rom_addr) {
- set_memory_x((unsigned long)cru_rom_addr, cru_length);
+ set_memory_x((unsigned long)cru_rom_addr & PAGE_MASK,
+ (cru_length + PAGE_SIZE - 1) >> PAGE_SHIFT);
retval = 0;
}
}
diff --git a/drivers/watchdog/pnx4008_wdt.c b/drivers/watchdog/pnx4008_wdt.c
index 8e210aafdfd..dfae030a7ef 100644
--- a/drivers/watchdog/pnx4008_wdt.c
+++ b/drivers/watchdog/pnx4008_wdt.c
@@ -264,7 +264,7 @@ static int __devinit pnx4008_wdt_probe(struct platform_device *pdev)
wdt_mem = platform_get_resource(pdev, IORESOURCE_MEM, 0);
if (wdt_mem == NULL) {
printk(KERN_INFO MODULE_NAME
- "failed to get memory region resouce\n");
+ "failed to get memory region resource\n");
return -ENOENT;
}
diff --git a/drivers/watchdog/s3c2410_wdt.c b/drivers/watchdog/s3c2410_wdt.c
index 4bc3744e14e..404172f02c9 100644
--- a/drivers/watchdog/s3c2410_wdt.c
+++ b/drivers/watchdog/s3c2410_wdt.c
@@ -312,18 +312,26 @@ static int __devinit s3c2410wdt_probe(struct platform_device *pdev)
dev = &pdev->dev;
wdt_dev = &pdev->dev;
- /* get the memory region for the watchdog timer */
-
wdt_mem = platform_get_resource(pdev, IORESOURCE_MEM, 0);
if (wdt_mem == NULL) {
dev_err(dev, "no memory resource specified\n");
return -ENOENT;
}
+ wdt_irq = platform_get_resource(pdev, IORESOURCE_IRQ, 0);
+ if (wdt_irq == NULL) {
+ dev_err(dev, "no irq resource specified\n");
+ ret = -ENOENT;
+ goto err;
+ }
+
+ /* get the memory region for the watchdog timer */
+
size = resource_size(wdt_mem);
if (!request_mem_region(wdt_mem->start, size, pdev->name)) {
dev_err(dev, "failed to get memory region\n");
- return -EBUSY;
+ ret = -EBUSY;
+ goto err;
}
wdt_base = ioremap(wdt_mem->start, size);
@@ -335,29 +343,17 @@ static int __devinit s3c2410wdt_probe(struct platform_device *pdev)
DBG("probe: mapped wdt_base=%p\n", wdt_base);
- wdt_irq = platform_get_resource(pdev, IORESOURCE_IRQ, 0);
- if (wdt_irq == NULL) {
- dev_err(dev, "no irq resource specified\n");
- ret = -ENOENT;
- goto err_map;
- }
-
- ret = request_irq(wdt_irq->start, s3c2410wdt_irq, 0, pdev->name, pdev);
- if (ret != 0) {
- dev_err(dev, "failed to install irq (%d)\n", ret);
- goto err_map;
- }
-
wdt_clock = clk_get(&pdev->dev, "watchdog");
if (IS_ERR(wdt_clock)) {
dev_err(dev, "failed to find watchdog clock source\n");
ret = PTR_ERR(wdt_clock);
- goto err_irq;
+ goto err_map;
}
clk_enable(wdt_clock);
- if (s3c2410wdt_cpufreq_register() < 0) {
+ ret = s3c2410wdt_cpufreq_register();
+ if (ret < 0) {
printk(KERN_ERR PFX "failed to register cpufreq\n");
goto err_clk;
}
@@ -378,12 +374,18 @@ static int __devinit s3c2410wdt_probe(struct platform_device *pdev)
"cannot start\n");
}
+ ret = request_irq(wdt_irq->start, s3c2410wdt_irq, 0, pdev->name, pdev);
+ if (ret != 0) {
+ dev_err(dev, "failed to install irq (%d)\n", ret);
+ goto err_cpufreq;
+ }
+
watchdog_set_nowayout(&s3c2410_wdd, nowayout);
ret = watchdog_register_device(&s3c2410_wdd);
if (ret) {
dev_err(dev, "cannot register watchdog (%d)\n", ret);
- goto err_cpufreq;
+ goto err_irq;
}
if (tmr_atboot && started == 0) {
@@ -408,23 +410,26 @@ static int __devinit s3c2410wdt_probe(struct platform_device *pdev)
return 0;
+ err_irq:
+ free_irq(wdt_irq->start, pdev);
+
err_cpufreq:
s3c2410wdt_cpufreq_deregister();
err_clk:
clk_disable(wdt_clock);
clk_put(wdt_clock);
-
- err_irq:
- free_irq(wdt_irq->start, pdev);
+ wdt_clock = NULL;
err_map:
iounmap(wdt_base);
err_req:
release_mem_region(wdt_mem->start, size);
- wdt_mem = NULL;
+ err:
+ wdt_irq = NULL;
+ wdt_mem = NULL;
return ret;
}
@@ -432,18 +437,18 @@ static int __devexit s3c2410wdt_remove(struct platform_device *dev)
{
watchdog_unregister_device(&s3c2410_wdd);
+ free_irq(wdt_irq->start, dev);
+
s3c2410wdt_cpufreq_deregister();
clk_disable(wdt_clock);
clk_put(wdt_clock);
wdt_clock = NULL;
- free_irq(wdt_irq->start, dev);
- wdt_irq = NULL;
-
iounmap(wdt_base);
release_mem_region(wdt_mem->start, resource_size(wdt_mem));
+ wdt_irq = NULL;
wdt_mem = NULL;
return 0;
}
generated by cgit v1.2.3-70-g09d2 (git 2.46.0) at 2024-12-21 05:12:46 +0000