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@@ -25,10 +25,11 @@
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#include <linux/module.h>
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#include <asm-mips/ifxmips/ifxmips_wdt.h>
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#include <asm-mips/ifxmips/ifxmips.h>
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+#include <linux/platform_device.h>
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+#define DRVNAME "ifxmips_wdt"
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// TODO remove magic numbers and weirdo macros
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-
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extern unsigned int ifxmips_get_fpi_hz (void);
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static int ifxmips_wdt_inuse = 0;
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@@ -54,12 +55,12 @@ ifxmips_wdt_enable (unsigned int timeout)
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/* caculate reload value */
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wdt_reload = (timeout * (ffpi / wdt_clkdiv)) + wdt_pwl;
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- printk("wdt_pwl=0x%x, wdt_clkdiv=%d, ffpi=%d, wdt_reload = 0x%x\n",
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+ printk(KERN_WARNING DRVNAME ": wdt_pwl=0x%x, wdt_clkdiv=%d, ffpi=%d, wdt_reload = 0x%x\n",
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wdt_pwl, wdt_clkdiv, ffpi, wdt_reload);
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if (wdt_reload > 0xFFFF)
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{
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- printk ("timeout too large %d\n", timeout);
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+ printk(KERN_WARNING DRVNAME ": timeout too large %d\n", timeout);
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retval = -EINVAL;
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goto out;
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}
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@@ -174,7 +175,7 @@ ifxmips_wdt_ioctl (struct inode *inode, struct file *file, unsigned int cmd,
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break;
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case IFXMIPS_WDT_IOC_STOP:
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- printk("disable watch dog timer\n");
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+ printk(KERN_INFO DRVNAME ": disable watch dog timer\n");
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ifxmips_wdt_disable();
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break;
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@@ -207,7 +208,7 @@ ifxmips_wdt_ioctl (struct inode *inode, struct file *file, unsigned int cmd,
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break;
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default:
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- printk("unknown watchdog iotcl\n");
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+ printk(KERN_WARNING DRVNAME ": unknown watchdog iotcl\n");
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}
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out:
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@@ -257,8 +258,8 @@ static struct file_operations wdt_fops = {
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.release = ifxmips_wdt_release,
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};
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-int __init
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-ifxmips_wdt_init_module (void)
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+static int
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+ifxmips_wdt_probe (struct platform_device *pdev)
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{
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ifxmips_wdt_major = register_chrdev(0, "wdt", &wdt_fops);
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@@ -276,11 +277,37 @@ ifxmips_wdt_init_module (void)
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return 0;
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}
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+static int
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+ifxmips_wdt_remove (struct platform_device *pdev)
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+{
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+ unregister_chrdev(ifxmips_wdt_major, "wdt");
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+ remove_proc_entry(DRVNAME, NULL);
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+ return 0;
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+}
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+
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+static struct
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+platform_driver ifxmips_wdt_driver = {
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+ .probe = ifxmips_wdt_probe,
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+ .remove = ifxmips_wdt_remove,
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+ .driver = {
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+ .name = DRVNAME,
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+ .owner = THIS_MODULE,
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+ },
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+};
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+
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+int __init
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+ifxmips_wdt_init_module (void)
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+{
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+ int ret = platform_driver_register(&ifxmips_wdt_driver);
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+ if (ret)
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+ printk(KERN_INFO DRVNAME ": Error registering platfom driver!");
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+ return ret;
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+}
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+
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void
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ifxmips_wdt_cleanup_module (void)
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{
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- unregister_chrdev(ifxmips_wdt_major, "wdt");
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- remove_proc_entry("ifxmips_wdt", NULL);
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+ platform_driver_unregister(&ifxmips_wdt_driver);
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}
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module_init(ifxmips_wdt_init_module);
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