dm: gpio: sandbox: Implement the remove() method
This method frees memory so we must make sure to implement it.
Signed-off-by: Simon Glass <sjg@chromium.org>
diff --git a/drivers/gpio/sandbox.c b/drivers/gpio/sandbox.c
index 7aa8b1f..13b3253 100644
--- a/drivers/gpio/sandbox.c
+++ b/drivers/gpio/sandbox.c
@@ -246,6 +246,13 @@
return 0;
}
+static int gpio_sandbox_remove(struct udevice *dev)
+{
+ free(dev->priv);
+
+ return 0;
+}
+
static const struct udevice_id sandbox_gpio_ids[] = {
{ .compatible = "sandbox,gpio" },
{ }
@@ -257,5 +264,6 @@
.of_match = sandbox_gpio_ids,
.ofdata_to_platdata = sandbox_gpio_ofdata_to_platdata,
.probe = gpio_sandbox_probe,
+ .remove = gpio_sandbox_remove,
.ops = &gpio_sandbox_ops,
};