[openwrt/openwrt] ath79: add missing GPIO_LATCH symbol

[LEDE Commits]

xback pushed a commit to openwrt/openwrt.git, branch openwrt-21.02:
https://git.openwrt.org/983fcc42a4ef40f9922901cde4f9d4387a29d4de

commit 983fcc42a4ef40f9922901cde4f9d4387a29d4de
Author: David Bauer <mail at david-bauer.net>
AuthorDate: Mon Jun 21 23:50:05 2021 +0200

    ath79: add missing GPIO_LATCH symbol
    
    Fixes commit 7b8931678c36 ("ath79: add gpio-latch driver for MikroTik RouterBOARDs")
    
    Signed-off-by: David Bauer <mail at david-bauer.net>
    (cherry picked from commit f2f137593eb6c0e849352e85c003c91f8be81dd1)
---
 target/linux/ath79/config-5.4 | 1 +
 1 file changed, 1 insertion(+)

diff --git a/target/linux/ath79/config-5.4 b/target/linux/ath79/config-5.4
index 25c3a08e69..4760e55b62 100644
--- a/target/linux/ath79/config-5.4
+++ b/target/linux/ath79/config-5.4
@@ -90,6 +90,7 @@ CONFIG_GPIOLIB_IRQCHIP=y
 CONFIG_GPIO_74X164=y
 CONFIG_GPIO_ATH79=y
 CONFIG_GPIO_GENERIC=y
+# CONFIG_GPIO_LATCH is not set
 CONFIG_HANDLE_DOMAIN_IRQ=y
 CONFIG_HARDWARE_WATCHPOINTS=y
 CONFIG_HAS_DMA=y