From 3f11a3c7082d929d3c7cb29054a4726bad28e52f Mon Sep 17 00:00:00 2001
From: Daniel Barlow <dan@telent.net>
Date: Fri, 17 Mar 2023 11:42:01 +0000
Subject: [PATCH] gl-ar750 gpio support is required for USB to work

_legacy_ gpio sysfs interface is required  by the openwrt
ath79 phy usb driver
---
 devices/gl-ar750/default.nix | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/devices/gl-ar750/default.nix b/devices/gl-ar750/default.nix
index b452674..cde65a2 100644
--- a/devices/gl-ar750/default.nix
+++ b/devices/gl-ar750/default.nix
@@ -192,7 +192,12 @@
           SPI_AR934X= "y";
           SPI_BITBANG= "y";
           SPI_GPIO= "y";
-
+          GPIO_ATH79 = "y";
+          GPIOLIB = "y";
+          EXPERT="y";
+          GPIO_SYSFS = "y"; # required by patches-5.15/0004-phy-add-ath79-usb-phys.patch
+          OF_GPIO = "y";
+          SYSFS = "y";
           SPI = "y";
           MTD = "y";
           MTD_CMDLINE_PARTS = "y";