[PATCH] gpio: ath79: add MODULE_LICENSE

[Daniel Axtens <dja@xxxxxxxxxx>]

This fixes the following warning on an allmodconf build:
WARNING: modpost: missing MODULE_LICENSE() in drivers/gpio/gpio-ath79.o

Signed-off-by: Daniel Axtens <dja@xxxxxxxxxx>
---
 drivers/gpio/gpio-ath79.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/drivers/gpio/gpio-ath79.c b/drivers/gpio/gpio-ath79.c
index 5fad89dfab7e..f97c32b873b9 100644
--- a/drivers/gpio/gpio-ath79.c
+++ b/drivers/gpio/gpio-ath79.c
@@ -324,3 +324,5 @@ static struct platform_driver ath79_gpio_driver = {
 };
 
 module_platform_driver(ath79_gpio_driver);
+
+MODULE_LICENSE("GPL v2");
-- 
2.11.0

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