[openwrt/openwrt] ipq40xx: Enable NVMEM_U_BOOT_ENV config

[LEDE Commits]

ansuel pushed a commit to openwrt/openwrt.git, branch main:
https://git.openwrt.org/e51791963e39d3ea8d7c7e679cebbb5191977c00

commit e51791963e39d3ea8d7c7e679cebbb5191977c00
Author: Corey Minyard <minyard at acm.org>
AuthorDate: Thu May 2 14:11:04 2024 -0500

    ipq40xx: Enable NVMEM_U_BOOT_ENV config
    
    It's needed to get the MAC addresses for the Engenius EAP1300.
    
    Signed-off-by: Corey Minyard <minyard at acm.org>
    Link: https://github.com/openwrt/openwrt/pull/15358
    Signed-off-by: Christian Marangi <ansuelsmth at gmail.com>
---
 target/linux/ipq40xx/config-6.6 | 1 +
 1 file changed, 1 insertion(+)

diff --git a/target/linux/ipq40xx/config-6.6 b/target/linux/ipq40xx/config-6.6
index 22101d7df0..52ac1a585e 100644
--- a/target/linux/ipq40xx/config-6.6
+++ b/target/linux/ipq40xx/config-6.6
@@ -330,6 +330,7 @@ CONFIG_NVMEM=y
 CONFIG_NVMEM_QCOM_QFPROM=y
 # CONFIG_NVMEM_QCOM_SEC_QFPROM is not set
 # CONFIG_NVMEM_SPMI_SDAM is not set
+CONFIG_NVMEM_U_BOOT_ENV=y
 CONFIG_NVMEM_SYSFS=y
 CONFIG_OF=y
 CONFIG_OF_ADDRESS=y