mailbox: hi3660: Use device-managed registration API

Get rid of some boilerplate driver removal code by using the newly added
device-managed registration API.

Tested-by: Leo Yan <leo.yan@linaro.org>
Signed-off-by: Thierry Reding <treding@nvidia.com>
Signed-off-by: Jassi Brar <jaswinder.singh@linaro.org>

1 files changed, 1 insertions, 10 deletions

diff --git a/drivers/mailbox/hi3660-mailbox.c b/drivers/mailbox/hi3660-mailbox.c
index f9aed5d8f9f1..53f4bc2488c5 100644
--- a/drivers/mailbox/hi3660-mailbox.c
+++ b/drivers/mailbox/hi3660-mailbox.c
@@ -265,7 +265,7 @@ static int hi3660_mbox_probe(struct platform_device *pdev)
         for (ch = 0; ch < MBOX_CHAN_MAX; ch++)
                 chan[ch].con_priv = (void *)ch;
 
-        err = mbox_controller_register(&mbox->controller);
+        err = devm_mbox_controller_register(dev, &mbox->controller);
         if (err) {
                 dev_err(dev, "Failed to register mailbox %d\n", err);
                 return err;
@@ -276,17 +276,8 @@ static int hi3660_mbox_probe(struct platform_device *pdev)
         return 0;
 }
 
-static int hi3660_mbox_remove(struct platform_device *pdev)
-{
-        struct hi3660_mbox *mbox = platform_get_drvdata(pdev);
-
-        mbox_controller_unregister(&mbox->controller);
-        return 0;
-}
-
 static struct platform_driver hi3660_mbox_driver = {
         .probe  = hi3660_mbox_probe,
-        .remove = hi3660_mbox_remove,
         .driver = {
                 .name = "hi3660-mbox",
                 .of_match_table = hi3660_mbox_of_match,