[PATCH v2 04/10] reset: raspberrypi: Release firmware handle on unbind

[Nicolas Saenz Julienne]

Upon unbinding the device make sure we release RPi's firmware interface.

Signed-off-by: Nicolas Saenz Julienne <nsaenzjulie...@suse.de>
---
 drivers/reset/reset-raspberrypi.c | 13 ++++++++++++-
 1 file changed, 12 insertions(+), 1 deletion(-)

diff --git a/drivers/reset/reset-raspberrypi.c 
b/drivers/reset/reset-raspberrypi.c
index 02f59c06f69b..29311192e2c9 100644
--- a/drivers/reset/reset-raspberrypi.c
+++ b/drivers/reset/reset-raspberrypi.c
@@ -99,7 +99,17 @@ static int rpi_reset_probe(struct platform_device *pdev)
        priv->rcdev.ops = &rpi_reset_ops;
        priv->rcdev.of_node = dev->of_node;
 
-       return devm_reset_controller_register(dev, &priv->rcdev);
+       return reset_controller_register(&priv->rcdev);
+}
+
+static int rpi_reset_remove(struct platform_device *pdev)
+{
+       struct rpi_reset *priv = platform_get_drvdata(pdev);
+
+       reset_controller_unregister(&priv->rcdev);
+       rpi_firmware_put(priv->fw);
+
+       return 0;
 }
 
 static const struct of_device_id rpi_reset_of_match[] = {
@@ -110,6 +120,7 @@ MODULE_DEVICE_TABLE(of, rpi_reset_of_match);
 
 static struct platform_driver rpi_reset_driver = {
        .probe  = rpi_reset_probe,
+       .remove = rpi_reset_remove,
        .driver = {
                .name = "raspberrypi-reset",
                .of_match_table = rpi_reset_of_match,
-- 
2.28.0