[U-Boot] [PATCH 12/23] dm: gpio: sandbox: Implement the remove() method

[Simon Glass]

This method frees memory so we must make sure to implement it.

Signed-off-by: Simon Glass <sjg at chromium.org>
---

 drivers/gpio/sandbox.c | 8 ++++++++
 1 file changed, 8 insertions(+)

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 @@ static int gpio_sandbox_probe(struct udevice *dev)
 	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 @@ U_BOOT_DRIVER(gpio_sandbox) = {
 	.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,
 };
-- 
2.1.0.rc2.206.gedb03e5