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-rw-r--r--drivers/watchdog/imx2_wdt.c2
-rw-r--r--drivers/watchdog/orion_wdt.c16
2 files changed, 11 insertions, 7 deletions
diff --git a/drivers/watchdog/imx2_wdt.c b/drivers/watchdog/imx2_wdt.c
index 7a2b734..bcfab2b 100644
--- a/drivers/watchdog/imx2_wdt.c
+++ b/drivers/watchdog/imx2_wdt.c
@@ -121,7 +121,7 @@ static void imx2_wdt_start(void)
{
if (!test_and_set_bit(IMX2_WDT_STATUS_STARTED, &imx2_wdt.status)) {
/* at our first start we enable clock and do initialisations */
- clk_enable(imx2_wdt.clk);
+ clk_prepare_enable(imx2_wdt.clk);
imx2_wdt_setup();
} else /* delete the timer that pings the watchdog after close */
diff --git a/drivers/watchdog/orion_wdt.c b/drivers/watchdog/orion_wdt.c
index 788aa15..0f57369 100644
--- a/drivers/watchdog/orion_wdt.c
+++ b/drivers/watchdog/orion_wdt.c
@@ -24,8 +24,8 @@
#include <linux/uaccess.h>
#include <linux/io.h>
#include <linux/spinlock.h>
+#include <linux/clk.h>
#include <mach/bridge-regs.h>
-#include <plat/orion_wdt.h>
/*
* Watchdog timer block registers.
@@ -41,6 +41,7 @@
static bool nowayout = WATCHDOG_NOWAYOUT;
static int heartbeat = -1; /* module parameter (seconds) */
static unsigned int wdt_max_duration; /* (seconds) */
+static struct clk *clk;
static unsigned int wdt_tclk;
static void __iomem *wdt_reg;
static unsigned long wdt_status;
@@ -237,16 +238,16 @@ static struct miscdevice orion_wdt_miscdev = {
static int __devinit orion_wdt_probe(struct platform_device *pdev)
{
- struct orion_wdt_platform_data *pdata = pdev->dev.platform_data;
struct resource *res;
int ret;
- if (pdata) {
- wdt_tclk = pdata->tclk;
- } else {
- pr_err("misses platform data\n");
+ clk = clk_get(&pdev->dev, NULL);
+ if (IS_ERR(clk)) {
+ printk(KERN_ERR "Orion Watchdog missing clock\n");
return -ENODEV;
}
+ clk_prepare_enable(clk);
+ wdt_tclk = clk_get_rate(clk);
res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
@@ -282,6 +283,9 @@ static int __devexit orion_wdt_remove(struct platform_device *pdev)
if (!ret)
orion_wdt_miscdev.parent = NULL;
+ clk_disable_unprepare(clk);
+ clk_put(clk);
+
return ret;
}
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