-From: Michal Cieslakiewicz <michal.cieslakiewicz@wp.pl>
-Date: Thu, 21 Apr 2016 23:00:54 +0200
-Subject: [PATCH] mac80211: ath9k: add GPIO support for AR9280 chip
-
-Enable access to GPIO on Atheros wireless chip AR9280.
-Support for 9280 is added to existing 9285/9287 subsystem
-because these 3 chips differ only in number of GPIO pins.
-
-Signed-off-by: Michal Cieslakiewicz <michal.cieslakiewicz@wp.pl>
----
---- a/drivers/net/wireless/ath/ath9k/gpio.c
-+++ b/drivers/net/wireless/ath/ath9k/gpio.c
-@@ -88,11 +88,13 @@ static void ath9k_register_gpio_chip(str
- struct ath9k_gpio_chip *gc;
- u16 ng;
-
-- /* for now only AR9285 and AR9287 are recognized */
-+ /* supported chips are AR9280, AR9285 and AR9287 */
- if (AR_SREV_9287(sc->sc_ah))
- ng = AR9287_NUM_GPIO;
- else if (AR_SREV_9285(sc->sc_ah))
- ng = AR9285_NUM_GPIO;
-+ else if (AR_SREV_9280(sc->sc_ah))
-+ ng = AR9280_NUM_GPIO;
- else
- return;
-