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@@ -1,7 +1,7 @@
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/*
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- * drivers/watchdog/orion5x_wdt.c
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+ * drivers/watchdog/orion_wdt.c
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*
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- * Watchdog driver for Orion5x processors
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+ * Watchdog driver for Orion/Kirkwood processors
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*
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* Author: Sylver Bruneau <sylver.bruneau@googlemail.com>
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*
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@@ -23,7 +23,7 @@
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#include <linux/io.h>
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#include <linux/spinlock.h>
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#include <mach/bridge-regs.h>
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-#include <plat/orion5x_wdt.h>
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+#include <plat/orion_wdt.h>
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/*
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* Watchdog timer block registers.
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@@ -43,7 +43,7 @@ static unsigned int wdt_tclk;
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static unsigned long wdt_status;
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static spinlock_t wdt_lock;
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-static void orion5x_wdt_ping(void)
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+static void orion_wdt_ping(void)
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{
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spin_lock(&wdt_lock);
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@@ -53,7 +53,7 @@ static void orion5x_wdt_ping(void)
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spin_unlock(&wdt_lock);
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}
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-static void orion5x_wdt_enable(void)
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+static void orion_wdt_enable(void)
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{
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u32 reg;
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@@ -80,7 +80,7 @@ static void orion5x_wdt_enable(void)
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spin_unlock(&wdt_lock);
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}
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-static void orion5x_wdt_disable(void)
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+static void orion_wdt_disable(void)
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{
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u32 reg;
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@@ -99,7 +99,7 @@ static void orion5x_wdt_disable(void)
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spin_unlock(&wdt_lock);
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}
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-static int orion5x_wdt_get_timeleft(int *time_left)
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+static int orion_wdt_get_timeleft(int *time_left)
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{
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spin_lock(&wdt_lock);
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*time_left = readl(WDT_VAL) / wdt_tclk;
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@@ -107,16 +107,16 @@ static int orion5x_wdt_get_timeleft(int *time_left)
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return 0;
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}
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-static int orion5x_wdt_open(struct inode *inode, struct file *file)
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+static int orion_wdt_open(struct inode *inode, struct file *file)
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{
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if (test_and_set_bit(WDT_IN_USE, &wdt_status))
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return -EBUSY;
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clear_bit(WDT_OK_TO_CLOSE, &wdt_status);
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- orion5x_wdt_enable();
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+ orion_wdt_enable();
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return nonseekable_open(inode, file);
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}
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-static ssize_t orion5x_wdt_write(struct file *file, const char *data,
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+static ssize_t orion_wdt_write(struct file *file, const char *data,
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size_t len, loff_t *ppos)
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{
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if (len) {
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@@ -133,18 +133,18 @@ static ssize_t orion5x_wdt_write(struct file *file, const char *data,
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set_bit(WDT_OK_TO_CLOSE, &wdt_status);
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}
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}
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- orion5x_wdt_ping();
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+ orion_wdt_ping();
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}
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return len;
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}
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-static int orion5x_wdt_settimeout(int new_time)
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+static int orion_wdt_settimeout(int new_time)
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{
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if ((new_time <= 0) || (new_time > wdt_max_duration))
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return -EINVAL;
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/* Set new watchdog time to be used when
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- * orion5x_wdt_enable() or orion5x_wdt_ping() is called. */
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+ * orion_wdt_enable() or orion_wdt_ping() is called. */
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heartbeat = new_time;
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return 0;
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}
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@@ -152,10 +152,10 @@ static int orion5x_wdt_settimeout(int new_time)
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static const struct watchdog_info ident = {
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.options = WDIOF_MAGICCLOSE | WDIOF_SETTIMEOUT |
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WDIOF_KEEPALIVEPING,
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- .identity = "Orion5x Watchdog",
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+ .identity = "Orion Watchdog",
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};
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-static long orion5x_wdt_ioctl(struct file *file, unsigned int cmd,
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+static long orion_wdt_ioctl(struct file *file, unsigned int cmd,
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unsigned long arg)
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{
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int ret = -ENOTTY;
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@@ -173,7 +173,7 @@ static long orion5x_wdt_ioctl(struct file *file, unsigned int cmd,
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break;
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case WDIOC_KEEPALIVE:
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- orion5x_wdt_ping();
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+ orion_wdt_ping();
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ret = 0;
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break;
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@@ -182,11 +182,11 @@ static long orion5x_wdt_ioctl(struct file *file, unsigned int cmd,
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if (ret)
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break;
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- if (orion5x_wdt_settimeout(time)) {
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+ if (orion_wdt_settimeout(time)) {
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ret = -EINVAL;
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break;
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}
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- orion5x_wdt_ping();
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+ orion_wdt_ping();
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/* Fall through */
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case WDIOC_GETTIMEOUT:
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@@ -194,7 +194,7 @@ static long orion5x_wdt_ioctl(struct file *file, unsigned int cmd,
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break;
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case WDIOC_GETTIMELEFT:
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- if (orion5x_wdt_get_timeleft(&time)) {
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+ if (orion_wdt_get_timeleft(&time)) {
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ret = -EINVAL;
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break;
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}
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@@ -204,10 +204,10 @@ static long orion5x_wdt_ioctl(struct file *file, unsigned int cmd,
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return ret;
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}
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-static int orion5x_wdt_release(struct inode *inode, struct file *file)
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+static int orion_wdt_release(struct inode *inode, struct file *file)
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{
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if (test_bit(WDT_OK_TO_CLOSE, &wdt_status))
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- orion5x_wdt_disable();
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+ orion_wdt_disable();
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else
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printk(KERN_CRIT "WATCHDOG: Device closed unexpectedly - "
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"timer will not stop\n");
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@@ -218,98 +218,98 @@ static int orion5x_wdt_release(struct inode *inode, struct file *file)
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}
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-static const struct file_operations orion5x_wdt_fops = {
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+static const struct file_operations orion_wdt_fops = {
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.owner = THIS_MODULE,
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.llseek = no_llseek,
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- .write = orion5x_wdt_write,
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- .unlocked_ioctl = orion5x_wdt_ioctl,
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- .open = orion5x_wdt_open,
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- .release = orion5x_wdt_release,
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+ .write = orion_wdt_write,
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+ .unlocked_ioctl = orion_wdt_ioctl,
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+ .open = orion_wdt_open,
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+ .release = orion_wdt_release,
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};
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-static struct miscdevice orion5x_wdt_miscdev = {
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+static struct miscdevice orion_wdt_miscdev = {
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.minor = WATCHDOG_MINOR,
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.name = "watchdog",
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- .fops = &orion5x_wdt_fops,
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+ .fops = &orion_wdt_fops,
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};
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-static int __devinit orion5x_wdt_probe(struct platform_device *pdev)
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+static int __devinit orion_wdt_probe(struct platform_device *pdev)
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{
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- struct orion5x_wdt_platform_data *pdata = pdev->dev.platform_data;
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+ struct orion_wdt_platform_data *pdata = pdev->dev.platform_data;
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int ret;
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if (pdata) {
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wdt_tclk = pdata->tclk;
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} else {
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- printk(KERN_ERR "Orion5x Watchdog misses platform data\n");
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+ printk(KERN_ERR "Orion Watchdog misses platform data\n");
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return -ENODEV;
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}
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- if (orion5x_wdt_miscdev.parent)
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+ if (orion_wdt_miscdev.parent)
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return -EBUSY;
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- orion5x_wdt_miscdev.parent = &pdev->dev;
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+ orion_wdt_miscdev.parent = &pdev->dev;
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wdt_max_duration = WDT_MAX_CYCLE_COUNT / wdt_tclk;
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- if (orion5x_wdt_settimeout(heartbeat))
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+ if (orion_wdt_settimeout(heartbeat))
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heartbeat = wdt_max_duration;
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- ret = misc_register(&orion5x_wdt_miscdev);
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+ ret = misc_register(&orion_wdt_miscdev);
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if (ret)
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return ret;
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- printk(KERN_INFO "Orion5x Watchdog Timer: Initial timeout %d sec%s\n",
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+ printk(KERN_INFO "Orion Watchdog Timer: Initial timeout %d sec%s\n",
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heartbeat, nowayout ? ", nowayout" : "");
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return 0;
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}
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-static int __devexit orion5x_wdt_remove(struct platform_device *pdev)
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+static int __devexit orion_wdt_remove(struct platform_device *pdev)
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{
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int ret;
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if (test_bit(WDT_IN_USE, &wdt_status)) {
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- orion5x_wdt_disable();
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+ orion_wdt_disable();
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clear_bit(WDT_IN_USE, &wdt_status);
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}
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- ret = misc_deregister(&orion5x_wdt_miscdev);
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+ ret = misc_deregister(&orion_wdt_miscdev);
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if (!ret)
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- orion5x_wdt_miscdev.parent = NULL;
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+ orion_wdt_miscdev.parent = NULL;
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return ret;
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}
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-static void orion5x_wdt_shutdown(struct platform_device *pdev)
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+static void orion_wdt_shutdown(struct platform_device *pdev)
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{
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if (test_bit(WDT_IN_USE, &wdt_status))
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- orion5x_wdt_disable();
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+ orion_wdt_disable();
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}
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-static struct platform_driver orion5x_wdt_driver = {
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- .probe = orion5x_wdt_probe,
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- .remove = __devexit_p(orion5x_wdt_remove),
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- .shutdown = orion5x_wdt_shutdown,
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+static struct platform_driver orion_wdt_driver = {
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+ .probe = orion_wdt_probe,
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+ .remove = __devexit_p(orion_wdt_remove),
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+ .shutdown = orion_wdt_shutdown,
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.driver = {
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.owner = THIS_MODULE,
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- .name = "orion5x_wdt",
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+ .name = "orion_wdt",
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},
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};
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-static int __init orion5x_wdt_init(void)
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+static int __init orion_wdt_init(void)
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{
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spin_lock_init(&wdt_lock);
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- return platform_driver_register(&orion5x_wdt_driver);
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+ return platform_driver_register(&orion_wdt_driver);
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}
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-static void __exit orion5x_wdt_exit(void)
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+static void __exit orion_wdt_exit(void)
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{
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- platform_driver_unregister(&orion5x_wdt_driver);
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+ platform_driver_unregister(&orion_wdt_driver);
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}
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-module_init(orion5x_wdt_init);
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-module_exit(orion5x_wdt_exit);
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+module_init(orion_wdt_init);
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+module_exit(orion_wdt_exit);
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MODULE_AUTHOR("Sylver Bruneau <sylver.bruneau@googlemail.com>");
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-MODULE_DESCRIPTION("Orion5x Processor Watchdog");
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+MODULE_DESCRIPTION("Orion Processor Watchdog");
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module_param(heartbeat, int, 0);
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MODULE_PARM_DESC(heartbeat, "Initial watchdog heartbeat in seconds");
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