* 2 of the License, or (at your option) any later version.
  */
 
-#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
-
 #include <linux/err.h>
 #include <linux/module.h>
 #include <linux/types.h>
 #define XWT_TIMER_FAILED            0xFFFFFFFF
 
 #define WATCHDOG_NAME     "Xilinx Watchdog"
-#define PFX WATCHDOG_NAME ": "
 
 struct xwdt_device {
        void __iomem *base;
                                        "clock-frequency", NULL);
 
        if (pfreq == NULL) {
-               pr_warn("The watchdog clock frequency cannot be obtained!\n");
+               dev_warn(&pdev->dev,
+                        "The watchdog clock frequency cannot be obtained\n");
                no_timeout = true;
        }
 
        tmptr = (u32 *)of_get_property(pdev->dev.of_node,
                                        "xlnx,wdt-interval", NULL);
        if (tmptr == NULL) {
-               pr_warn("Parameter \"xlnx,wdt-interval\" not found in device tree!\n");
+               dev_warn(&pdev->dev,
+                        "Parameter \"xlnx,wdt-interval\" not found\n");
                no_timeout = true;
        } else {
                xdev->wdt_interval = *tmptr;
        tmptr = (u32 *)of_get_property(pdev->dev.of_node,
                                        "xlnx,wdt-enable-once", NULL);
        if (tmptr == NULL) {
-               pr_warn("Parameter \"xlnx,wdt-enable-once\" not found in device tree!\n");
+               dev_warn(&pdev->dev,
+                        "Parameter \"xlnx,wdt-enable-once\" not found\n");
                watchdog_set_nowayout(xilinx_wdt_wdd, true);
        }
 
 
        rc = xwdt_selftest(xdev);
        if (rc == XWT_TIMER_FAILED) {
-               pr_err("SelfTest routine error!\n");
+               dev_err(&pdev->dev, "SelfTest routine error\n");
                return rc;
        }
 
        rc = watchdog_register_device(xilinx_wdt_wdd);
        if (rc) {
-               pr_err("cannot register watchdog (err=%d)\n", rc);
+               dev_err(&pdev->dev, "Cannot register watchdog (err=%d)\n", rc);
                return rc;
        }