[WATCHDOG] ep93xx: watchdog timer driver for TS-72xx SBCs cleanup
Clean-up driver:
* make release the reverse of probe so that both are consistent
* add WDIOC_GETSTATUS & WDIOC_GETBOOTSTATUS ioctls.
Signed-off-by: Wim Van Sebroeck <wim@iguana.be>
diff --git a/drivers/watchdog/ts72xx_wdt.c b/drivers/watchdog/ts72xx_wdt.c
index c4a4d37..565a2c3 100644
--- a/drivers/watchdog/ts72xx_wdt.c
+++ b/drivers/watchdog/ts72xx_wdt.c
@@ -307,6 +307,10 @@
error = copy_to_user(argp, &winfo, sizeof(winfo));
break;
+ case WDIOC_GETSTATUS:
+ case WDIOC_GETBOOTSTATUS:
+ return put_user(0, p);
+
case WDIOC_KEEPALIVE:
ts72xx_wdt_kick(wdt);
break;
@@ -477,14 +481,14 @@
error = misc_deregister(&ts72xx_wdt_miscdev);
platform_set_drvdata(pdev, NULL);
- iounmap(wdt->control_reg);
- res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
- release_mem_region(res->start, resource_size(res));
-
iounmap(wdt->feed_reg);
res = platform_get_resource(pdev, IORESOURCE_MEM, 1);
release_mem_region(res->start, resource_size(res));
+ iounmap(wdt->control_reg);
+ res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
+ release_mem_region(res->start, resource_size(res));
+
kfree(wdt);
return error;
}