ramips: fix missing NVMEM subsystem

MAC address retrieval was switched to more generic upstream (5.13) NVMEM
based solution in commit 06bb4a5018cd ("ramips: convert mtd-mac-address
to nvmem implementation") , but NVMEM subsystem wasn't enabled in the
kernel, so fix it now.

References: https://github.com/openwrt/openwrt/pull/4041#issuecomment-883322801
Fixes: 06bb4a5018cd ("ramips: convert mtd-mac-address to nvmem implementation")
Signed-off-by: David Bauer <[email protected]>
Signed-off-by: Petr Štetiar <[email protected]> [commit message]

target/linux/ramips/mt7620/config-5.10

@@ -129,6 +129,7 @@ CONFIG_NET_RALINK_SOC=y
 # CONFIG_NET_VENDOR_MEDIATEK is not set
 CONFIG_NET_VENDOR_RALINK=y
 CONFIG_NO_GENERIC_PCI_IOPORT_MAP=y
+CONFIG_NVMEM=y
 CONFIG_OF=y
 CONFIG_OF_ADDRESS=y
 CONFIG_OF_EARLY_FLATTREE=y

target/linux/ramips/mt7620/config-5.4

@@ -131,6 +131,7 @@ CONFIG_NET_RALINK_SOC=y
 # CONFIG_NET_VENDOR_MEDIATEK is not set
 CONFIG_NET_VENDOR_RALINK=y
 CONFIG_NO_GENERIC_PCI_IOPORT_MAP=y
+CONFIG_NVMEM=y
 CONFIG_OF=y
 CONFIG_OF_ADDRESS=y
 CONFIG_OF_EARLY_FLATTREE=y

target/linux/ramips/mt7621/config-5.10

@@ -190,6 +190,7 @@ CONFIG_NET_VENDOR_MEDIATEK=y
 CONFIG_NO_HZ_COMMON=y
 CONFIG_NO_HZ_IDLE=y
 CONFIG_NR_CPUS=4
+CONFIG_NVMEM=y
 CONFIG_OF=y
 CONFIG_OF_ADDRESS=y
 CONFIG_OF_EARLY_FLATTREE=y

target/linux/ramips/mt7621/config-5.4

@@ -180,6 +180,7 @@ CONFIG_NET_SWITCHDEV=y
 CONFIG_NET_VENDOR_MEDIATEK=y
 # CONFIG_NET_VENDOR_RALINK is not set
 CONFIG_NR_CPUS=4
+CONFIG_NVMEM=y
 CONFIG_OF=y
 CONFIG_OF_ADDRESS=y
 CONFIG_OF_EARLY_FLATTREE=y

target/linux/ramips/mt76x8/config-5.10

@@ -124,6 +124,7 @@ CONFIG_NET_RALINK_SOC=y
 # CONFIG_NET_VENDOR_MEDIATEK is not set
 CONFIG_NET_VENDOR_RALINK=y
 CONFIG_NO_GENERIC_PCI_IOPORT_MAP=y
+CONFIG_NVMEM=y
 CONFIG_OF=y
 CONFIG_OF_ADDRESS=y
 CONFIG_OF_EARLY_FLATTREE=y

target/linux/ramips/mt76x8/config-5.4

@@ -124,6 +124,7 @@ CONFIG_NET_RALINK_SOC=y
 # CONFIG_NET_VENDOR_MEDIATEK is not set
 CONFIG_NET_VENDOR_RALINK=y
 CONFIG_NO_GENERIC_PCI_IOPORT_MAP=y
+CONFIG_NVMEM=y
 CONFIG_OF=y
 CONFIG_OF_ADDRESS=y
 CONFIG_OF_EARLY_FLATTREE=y

target/linux/ramips/rt288x/config-5.10

@@ -112,6 +112,7 @@ CONFIG_NET_RALINK_SOC=y
 CONFIG_NET_VENDOR_RALINK=y
 CONFIG_NLS=m
 CONFIG_NO_GENERIC_PCI_IOPORT_MAP=y
+CONFIG_NVMEM=y
 CONFIG_OF=y
 CONFIG_OF_ADDRESS=y
 CONFIG_OF_EARLY_FLATTREE=y

target/linux/ramips/rt288x/config-5.4

@@ -112,6 +112,7 @@ CONFIG_NET_RALINK_SOC=y
 CONFIG_NET_VENDOR_RALINK=y
 CONFIG_NLS=m
 CONFIG_NO_GENERIC_PCI_IOPORT_MAP=y
+CONFIG_NVMEM=y
 CONFIG_OF=y
 CONFIG_OF_ADDRESS=y
 CONFIG_OF_EARLY_FLATTREE=y

target/linux/ramips/rt305x/config-5.10

@@ -114,6 +114,7 @@ CONFIG_NET_RALINK_RT3050=y
 CONFIG_NET_RALINK_SOC=y
 CONFIG_NET_VENDOR_RALINK=y
 CONFIG_NO_GENERIC_PCI_IOPORT_MAP=y
+CONFIG_NVMEM=y
 CONFIG_OF=y
 CONFIG_OF_ADDRESS=y
 CONFIG_OF_EARLY_FLATTREE=y

target/linux/ramips/rt305x/config-5.4

@@ -114,6 +114,7 @@ CONFIG_NET_RALINK_RT3050=y
 CONFIG_NET_RALINK_SOC=y
 CONFIG_NET_VENDOR_RALINK=y
 CONFIG_NO_GENERIC_PCI_IOPORT_MAP=y
+CONFIG_NVMEM=y
 CONFIG_OF=y
 CONFIG_OF_ADDRESS=y
 CONFIG_OF_EARLY_FLATTREE=y

target/linux/ramips/rt3883/config-5.10

@@ -113,6 +113,7 @@ CONFIG_NET_RALINK_RT3883=y
 CONFIG_NET_RALINK_SOC=y
 CONFIG_NET_VENDOR_RALINK=y
 CONFIG_NO_GENERIC_PCI_IOPORT_MAP=y
+CONFIG_NVMEM=y
 CONFIG_OF=y
 CONFIG_OF_ADDRESS=y
 CONFIG_OF_EARLY_FLATTREE=y

target/linux/ramips/rt3883/config-5.4

@@ -114,6 +114,7 @@ CONFIG_NET_RALINK_RT3883=y
 CONFIG_NET_RALINK_SOC=y
 CONFIG_NET_VENDOR_RALINK=y
 CONFIG_NO_GENERIC_PCI_IOPORT_MAP=y
+CONFIG_NVMEM=y
 CONFIG_OF=y
 CONFIG_OF_ADDRESS=y
 CONFIG_OF_EARLY_FLATTREE=y