[openwrt/openwrt] ramips: fix RT-AC57U button level

[LEDE Commits]

blocktrron pushed a commit to openwrt/openwrt.git, branch openwrt-19.07:
https://git.openwrt.org/83b0e20711ee4a927634b3c2a018c93527e84a2b

commit 83b0e20711ee4a927634b3c2a018c93527e84a2b
Author: David Bauer <mail at david-bauer.net>
AuthorDate: Sat Jun 18 20:46:33 2022 +0200

    ramips: fix RT-AC57U button level
    
    Both buttons on the RT-AC57U are active-low. Fix the GPIO flag for the
    WPS cutton to fix button behavior.
    
    Signed-off-by: David Bauer <mail at david-bauer.net>
    (cherry picked from commit 535b0c70b1c466733b009144f81f5207f1ecd311)
---
 target/linux/ramips/dts/RT-AC57U.dts | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/target/linux/ramips/dts/RT-AC57U.dts b/target/linux/ramips/dts/RT-AC57U.dts
index 6fec0cdf61..ba9fac9bee 100644
--- a/target/linux/ramips/dts/RT-AC57U.dts
+++ b/target/linux/ramips/dts/RT-AC57U.dts
@@ -47,7 +47,7 @@
 
 		wps {
 			label = "wps";
-			gpios = <&gpio1 11 GPIO_ACTIVE_HIGH>;
+			gpios = <&gpio1 11 GPIO_ACTIVE_LOW>;
 			linux,code = <KEY_WPS_BUTTON>;
 			debounce-interval = <60>;
 		};