mb/*: Specify type of `MAINBOARD_PART_NUMBER` once

Specify the type of the `MAINBOARD_PART_NUMBER` Kconfig symbol once
instead of doing so on each and every mainboard.

Change-Id: I3692f9e82fe90af4d0da1d037018a20aa1b45793
Signed-off-by: Angel Pons <th3fanbus@gmail.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/56554
Reviewed-by: Arthur Heymans <arthur@aheymans.xyz>
Reviewed-by: Patrick Georgi <pgeorgi@google.com>
Reviewed-by: Frans Hendriks <fhendriks@eltan.com>
Reviewed-by:  Felix Singer <felixsinger@posteo.net>
Reviewed-by: Paul Fagerburg <pfagerburg@chromium.org>
Reviewed-by: Michael Niewöhner <foss@mniewoehner.de>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>

47 files changed, 0 insertions, 47 deletions

diff --git a/src/mainboard/google/asurada/Kconfig b/src/mainboard/google/asurada/Kconfig
index 1e33e4c16d..7d757eb0a7 100644
--- a/src/mainboard/google/asurada/Kconfig
+++ b/src/mainboard/google/asurada/Kconfig
@@ -36,7 +36,6 @@ config MAINBOARD_DIR
 	default "google/asurada"
 
 config MAINBOARD_PART_NUMBER
-	string
 	default "Asurada" if BOARD_GOOGLE_ASURADA
 	default "Hayato" if BOARD_GOOGLE_HAYATO
 	default "Spherion" if BOARD_GOOGLE_SPHERION
diff --git a/src/mainboard/google/auron/Kconfig b/src/mainboard/google/auron/Kconfig
index 8e8851a8f3..c30c38accf 100644
--- a/src/mainboard/google/auron/Kconfig
+++ b/src/mainboard/google/auron/Kconfig
@@ -37,7 +37,6 @@ config VARIANT_DIR
 	default "samus" if BOARD_GOOGLE_SAMUS
 
 config MAINBOARD_PART_NUMBER
-	string
 	default "Auron_Paine" if BOARD_GOOGLE_AURON_PAINE
 	default "Auron_Yuna" if BOARD_GOOGLE_AURON_YUNA
 	default "Buddy" if BOARD_GOOGLE_BUDDY
diff --git a/src/mainboard/google/beltino/Kconfig b/src/mainboard/google/beltino/Kconfig
index 80c044448e..fadb718518 100644
--- a/src/mainboard/google/beltino/Kconfig
+++ b/src/mainboard/google/beltino/Kconfig
@@ -31,7 +31,6 @@ config VARIANT_DIR
 	default "zako" if BOARD_GOOGLE_ZAKO
 
 config MAINBOARD_PART_NUMBER
-	string
 	default "Mccloud" if BOARD_GOOGLE_MCCLOUD
 	default "Monroe" if BOARD_GOOGLE_MONROE
 	default "Panther" if BOARD_GOOGLE_PANTHER
diff --git a/src/mainboard/google/brya/Kconfig b/src/mainboard/google/brya/Kconfig
index 4a635a3f8e..783820dc0c 100644
--- a/src/mainboard/google/brya/Kconfig
+++ b/src/mainboard/google/brya/Kconfig
@@ -69,7 +69,6 @@ config MAINBOARD_FAMILY
 	default "Google_Brya"
 
 config MAINBOARD_PART_NUMBER
-	string
 	default "Brya" if BOARD_GOOGLE_BRYA0
 	default "Primus" if BOARD_GOOGLE_PRIMUS
 	default "Gimble" if BOARD_GOOGLE_GIMBLE
diff --git a/src/mainboard/google/butterfly/Kconfig b/src/mainboard/google/butterfly/Kconfig
index ea231c9afd..55d731b289 100644
--- a/src/mainboard/google/butterfly/Kconfig
+++ b/src/mainboard/google/butterfly/Kconfig
@@ -29,7 +29,6 @@ config MAINBOARD_DIR
 	default "google/butterfly"
 
 config MAINBOARD_PART_NUMBER
-	string
 	default "Butterfly"
 
 config VGA_BIOS_FILE
diff --git a/src/mainboard/google/cherry/Kconfig b/src/mainboard/google/cherry/Kconfig
index b1533ce20f..6ded021085 100644
--- a/src/mainboard/google/cherry/Kconfig
+++ b/src/mainboard/google/cherry/Kconfig
@@ -32,7 +32,6 @@ config MAINBOARD_DIR
 	default "google/cherry"
 
 config MAINBOARD_PART_NUMBER
-	string
 	default "Cherry" if BOARD_GOOGLE_CHERRY
 	default "Tomato" if BOARD_GOOGLE_TOMATO
 
diff --git a/src/mainboard/google/cyan/Kconfig b/src/mainboard/google/cyan/Kconfig
index 9c6e5d8f87..22dedea16b 100644
--- a/src/mainboard/google/cyan/Kconfig
+++ b/src/mainboard/google/cyan/Kconfig
@@ -55,7 +55,6 @@ config VARIANT_DIR
 	default "wizpig" if BOARD_GOOGLE_WIZPIG
 
 config MAINBOARD_PART_NUMBER
-	string
 	default "Banon" if BOARD_GOOGLE_BANON
 	default "Celes" if BOARD_GOOGLE_CELES
 	default "Cyan" if BOARD_GOOGLE_CYAN
diff --git a/src/mainboard/google/daisy/Kconfig b/src/mainboard/google/daisy/Kconfig
index 55ac2d270c..56970227fe 100644
--- a/src/mainboard/google/daisy/Kconfig
+++ b/src/mainboard/google/daisy/Kconfig
@@ -25,7 +25,6 @@ config MAINBOARD_DIR
 	default "google/daisy"
 
 config MAINBOARD_PART_NUMBER
-	string
 	default "Daisy"
 
 config MAX_CPUS
diff --git a/src/mainboard/google/dedede/Kconfig b/src/mainboard/google/dedede/Kconfig
index 34fb0e02a8..9f02099a67 100644
--- a/src/mainboard/google/dedede/Kconfig
+++ b/src/mainboard/google/dedede/Kconfig
@@ -89,7 +89,6 @@ config MAINBOARD_FAMILY
 	default "Google_Dedede" if BOARD_GOOGLE_DEDEDE
 
 config MAINBOARD_PART_NUMBER
-	string
 	default "Boten" if BOARD_GOOGLE_BOTEN
 	default "Boten" if BOARD_GOOGLE_BOTEN_LEGACY
 	default "Dedede" if BOARD_GOOGLE_DEDEDE
diff --git a/src/mainboard/google/deltaur/Kconfig b/src/mainboard/google/deltaur/Kconfig
index aecf11d75f..f2a194baf7 100644
--- a/src/mainboard/google/deltaur/Kconfig
+++ b/src/mainboard/google/deltaur/Kconfig
@@ -64,7 +64,6 @@ config MAINBOARD_FAMILY
 	default "Google_Deltaur"
 
 config MAINBOARD_PART_NUMBER
-	string
 	default "Deltan" if BOARD_GOOGLE_DELTAN
 	default "Deltaur" if BOARD_GOOGLE_DELTAUR
 
diff --git a/src/mainboard/google/drallion/Kconfig b/src/mainboard/google/drallion/Kconfig
index bc404304ca..8957de09fb 100644
--- a/src/mainboard/google/drallion/Kconfig
+++ b/src/mainboard/google/drallion/Kconfig
@@ -68,7 +68,6 @@ config MAINBOARD_FAMILY
 	default "Google_Drallion" if BOARD_GOOGLE_DRALLION
 
 config MAINBOARD_PART_NUMBER
-	string
 	default "Drallion" if BOARD_GOOGLE_DRALLION
 
 config UART_FOR_CONSOLE
diff --git a/src/mainboard/google/eve/Kconfig b/src/mainboard/google/eve/Kconfig
index 523c84de3f..ce9b4a4df2 100644
--- a/src/mainboard/google/eve/Kconfig
+++ b/src/mainboard/google/eve/Kconfig
@@ -54,7 +54,6 @@ config MAINBOARD_DIR
 	default "google/eve"
 
 config MAINBOARD_PART_NUMBER
-	string
 	default "Eve"
 
 config MAINBOARD_FAMILY
diff --git a/src/mainboard/google/fizz/Kconfig b/src/mainboard/google/fizz/Kconfig
index f419823e01..c4e632b536 100644
--- a/src/mainboard/google/fizz/Kconfig
+++ b/src/mainboard/google/fizz/Kconfig
@@ -48,7 +48,6 @@ config MAINBOARD_DIR
 	default "google/fizz"
 
 config MAINBOARD_PART_NUMBER
-	string
 	default "Fizz" if BOARD_GOOGLE_FIZZ
 	default "Karma" if BOARD_GOOGLE_KARMA
 	default "Endeavour" if BOARD_GOOGLE_ENDEAVOUR
diff --git a/src/mainboard/google/foster/Kconfig b/src/mainboard/google/foster/Kconfig
index c33c6ca70f..c6b00381b0 100644
--- a/src/mainboard/google/foster/Kconfig
+++ b/src/mainboard/google/foster/Kconfig
@@ -21,7 +21,6 @@ config MAINBOARD_DIR
 	default "google/foster"
 
 config MAINBOARD_PART_NUMBER
-	string
 	default "Foster"
 
 config DRAM_SIZE_MB
diff --git a/src/mainboard/google/gale/Kconfig b/src/mainboard/google/gale/Kconfig
index 87ecbbde8d..bd2092b378 100644
--- a/src/mainboard/google/gale/Kconfig
+++ b/src/mainboard/google/gale/Kconfig
@@ -30,7 +30,6 @@ config MAINBOARD_DIR
 	default "google/gale"
 
 config MAINBOARD_PART_NUMBER
-	string
 	default "DK01" if BOARD_VARIANT_DK01
 	default "Gale"
 
diff --git a/src/mainboard/google/glados/Kconfig b/src/mainboard/google/glados/Kconfig
index 6aba540246..b1ec406a96 100644
--- a/src/mainboard/google/glados/Kconfig
+++ b/src/mainboard/google/glados/Kconfig
@@ -37,7 +37,6 @@ config MAINBOARD_DIR
 	default "google/glados"
 
 config MAINBOARD_PART_NUMBER
-	string
 	default "Asuka" if BOARD_GOOGLE_ASUKA
 	default "Caroline" if BOARD_GOOGLE_CAROLINE
 	default "Cave" if BOARD_GOOGLE_CAVE
diff --git a/src/mainboard/google/gru/Kconfig b/src/mainboard/google/gru/Kconfig
index 551b9a45a4..0572e4d240 100644
--- a/src/mainboard/google/gru/Kconfig
+++ b/src/mainboard/google/gru/Kconfig
@@ -89,7 +89,6 @@ config DEVICETREE
 	default "devicetree.scarlet.cb" if BOARD_GOOGLE_SCARLET
 
 config MAINBOARD_PART_NUMBER
-	string
 	default "Scarlet" if BOARD_GOOGLE_SCARLET
 	default "Bob" if BOARD_GOOGLE_BOB
 	default "Gru" if BOARD_GOOGLE_GRU
diff --git a/src/mainboard/google/guybrush/Kconfig b/src/mainboard/google/guybrush/Kconfig
index e42e9e9e8b..372b91e2d2 100644
--- a/src/mainboard/google/guybrush/Kconfig
+++ b/src/mainboard/google/guybrush/Kconfig
@@ -72,7 +72,6 @@ config MAINBOARD_DIR
 	default "google/guybrush"
 
 config MAINBOARD_PART_NUMBER
-	string
 	default "Guybrush" if BOARD_GOOGLE_GUYBRUSH
 
 config AMD_FWM_POSITION_INDEX
diff --git a/src/mainboard/google/hatch/Kconfig b/src/mainboard/google/hatch/Kconfig
index 2a099c7766..ce0cbe2733 100644
--- a/src/mainboard/google/hatch/Kconfig
+++ b/src/mainboard/google/hatch/Kconfig
@@ -112,7 +112,6 @@ config MAINBOARD_FAMILY
 	default "Google_Hatch"
 
 config MAINBOARD_PART_NUMBER
-	string
 	default "Akemi" if BOARD_GOOGLE_AKEMI
 	default "Dratini" if BOARD_GOOGLE_DRATINI
 	default "Duffy" if BOARD_GOOGLE_DUFFY
diff --git a/src/mainboard/google/herobrine/Kconfig b/src/mainboard/google/herobrine/Kconfig
index ef4e7a3a66..95f223f6c9 100644
--- a/src/mainboard/google/herobrine/Kconfig
+++ b/src/mainboard/google/herobrine/Kconfig
@@ -40,7 +40,6 @@ config MAINBOARD_VENDOR
 ##########################################################
 
 config MAINBOARD_PART_NUMBER
-	string
 	default "Herobrine" if BOARD_GOOGLE_HEROBRINE
 	default "Senor" if BOARD_GOOGLE_SENOR
 	default "Piglin" if BOARD_GOOGLE_PIGLIN
diff --git a/src/mainboard/google/jecht/Kconfig b/src/mainboard/google/jecht/Kconfig
index 771925bdde..dc25f1908a 100644
--- a/src/mainboard/google/jecht/Kconfig
+++ b/src/mainboard/google/jecht/Kconfig
@@ -29,7 +29,6 @@ config VARIANT_DIR
 	default "tidus" if BOARD_GOOGLE_TIDUS
 
 config MAINBOARD_PART_NUMBER
-	string
 	default "Guado" if BOARD_GOOGLE_GUADO
 	default "Jecht" if BOARD_GOOGLE_JECHT
 	default "Rikku" if BOARD_GOOGLE_RIKKU
diff --git a/src/mainboard/google/kahlee/Kconfig b/src/mainboard/google/kahlee/Kconfig
index 73d728b5a9..2c3f3c07df 100644
--- a/src/mainboard/google/kahlee/Kconfig
+++ b/src/mainboard/google/kahlee/Kconfig
@@ -56,7 +56,6 @@ config VARIANT_DIR
 	default "treeya" if BOARD_GOOGLE_TREEYA
 
 config MAINBOARD_PART_NUMBER
-	string
 	default "Aleena" if BOARD_GOOGLE_ALEENA
 	default "Careena" if BOARD_GOOGLE_CAREENA
 	default "Grunt" if BOARD_GOOGLE_GRUNT
diff --git a/src/mainboard/google/kukui/Kconfig b/src/mainboard/google/kukui/Kconfig
index 2ac99d5320..09c42055f1 100644
--- a/src/mainboard/google/kukui/Kconfig
+++ b/src/mainboard/google/kukui/Kconfig
@@ -42,7 +42,6 @@ config MAINBOARD_DIR
 	default "google/kukui"
 
 config MAINBOARD_PART_NUMBER
-	string
 	default "Kukui" if BOARD_GOOGLE_KUKUI
 	default "Krane" if BOARD_GOOGLE_KRANE
 	default "Kodama" if BOARD_GOOGLE_KODAMA
diff --git a/src/mainboard/google/link/Kconfig b/src/mainboard/google/link/Kconfig
index 5cee6c137c..6926ca18c8 100644
--- a/src/mainboard/google/link/Kconfig
+++ b/src/mainboard/google/link/Kconfig
@@ -29,7 +29,6 @@ config MAINBOARD_DIR
 	default "google/link"
 
 config MAINBOARD_PART_NUMBER
-	string
 	default "Link"
 
 config VGA_BIOS_FILE
diff --git a/src/mainboard/google/mancomb/Kconfig b/src/mainboard/google/mancomb/Kconfig
index 7b4c5d709f..19c3527c3f 100644
--- a/src/mainboard/google/mancomb/Kconfig
+++ b/src/mainboard/google/mancomb/Kconfig
@@ -54,7 +54,6 @@ config MAINBOARD_DIR
 	default "google/mancomb"
 
 config MAINBOARD_PART_NUMBER
-	string
 	default "Mancomb" if BOARD_GOOGLE_MANCOMB
 
 config AMD_FWM_POSITION_INDEX
diff --git a/src/mainboard/google/mistral/Kconfig b/src/mainboard/google/mistral/Kconfig
index fafa0114ff..0703cbd1a9 100644
--- a/src/mainboard/google/mistral/Kconfig
+++ b/src/mainboard/google/mistral/Kconfig
@@ -28,7 +28,6 @@ config MAINBOARD_DIR
 ##########################################################
 
 config MAINBOARD_PART_NUMBER
-	string
 	default "Mistral" if BOARD_GOOGLE_MISTRAL
 
 endif # BOARD_GOOGLE_MISTRAL_COMMON
diff --git a/src/mainboard/google/nyan/Kconfig b/src/mainboard/google/nyan/Kconfig
index cfb13dda5f..62976767f3 100644
--- a/src/mainboard/google/nyan/Kconfig
+++ b/src/mainboard/google/nyan/Kconfig
@@ -24,7 +24,6 @@ config MAINBOARD_DIR
 	default "google/nyan"
 
 config MAINBOARD_PART_NUMBER
-	string
 	default "Nyan"
 
 choice
diff --git a/src/mainboard/google/nyan_big/Kconfig b/src/mainboard/google/nyan_big/Kconfig
index 41ef4844be..f3506143b7 100644
--- a/src/mainboard/google/nyan_big/Kconfig
+++ b/src/mainboard/google/nyan_big/Kconfig
@@ -26,7 +26,6 @@ config MAINBOARD_DIR
 	default "google/nyan_big"
 
 config MAINBOARD_PART_NUMBER
-	string
 	default "Nyan Big"
 
 choice
diff --git a/src/mainboard/google/nyan_blaze/Kconfig b/src/mainboard/google/nyan_blaze/Kconfig
index daae1c8b70..c16736a115 100644
--- a/src/mainboard/google/nyan_blaze/Kconfig
+++ b/src/mainboard/google/nyan_blaze/Kconfig
@@ -26,7 +26,6 @@ config MAINBOARD_DIR
 	default "google/nyan_blaze"
 
 config MAINBOARD_PART_NUMBER
-	string
 	default "Nyan Blaze"
 
 choice
diff --git a/src/mainboard/google/oak/Kconfig b/src/mainboard/google/oak/Kconfig
index 4ef6337170..6302b85483 100644
--- a/src/mainboard/google/oak/Kconfig
+++ b/src/mainboard/google/oak/Kconfig
@@ -56,7 +56,6 @@ config EC_GOOGLE_CHROMEEC_PD_BOARDNAME
 #### Update below when adding a new derivative board. ####
 ##########################################################
 config MAINBOARD_PART_NUMBER
-	string
 	default "Oak" if BOARD_GOOGLE_OAK
 	default "Elm" if BOARD_GOOGLE_ELM
 	default "Hana" if BOARD_GOOGLE_HANA
diff --git a/src/mainboard/google/octopus/Kconfig b/src/mainboard/google/octopus/Kconfig
index 396717984d..e0df537b9e 100644
--- a/src/mainboard/google/octopus/Kconfig
+++ b/src/mainboard/google/octopus/Kconfig
@@ -76,7 +76,6 @@ config OVERRIDE_DEVICETREE
 	default "variants/\$(CONFIG_VARIANT_DIR)/overridetree.cb" if !BOARD_GOOGLE_OCTOPUS
 
 config MAINBOARD_PART_NUMBER
-	string
 	default "Yorp" if BOARD_GOOGLE_YORP
 	default "Phaser" if BOARD_GOOGLE_PHASER
 	default "Fleex" if BOARD_GOOGLE_FLEEX
diff --git a/src/mainboard/google/parrot/Kconfig b/src/mainboard/google/parrot/Kconfig
index e94e29aee1..e596951bcd 100644
--- a/src/mainboard/google/parrot/Kconfig
+++ b/src/mainboard/google/parrot/Kconfig
@@ -30,7 +30,6 @@ config MAINBOARD_DIR
 	default "google/parrot"
 
 config MAINBOARD_PART_NUMBER
-	string
 	default "Parrot"
 
 config VGA_BIOS_FILE
diff --git a/src/mainboard/google/peach_pit/Kconfig b/src/mainboard/google/peach_pit/Kconfig
index 657fe4932b..329f949726 100644
--- a/src/mainboard/google/peach_pit/Kconfig
+++ b/src/mainboard/google/peach_pit/Kconfig
@@ -23,7 +23,6 @@ config MAINBOARD_DIR
 	default "google/peach_pit"
 
 config MAINBOARD_PART_NUMBER
-	string
 	default "Peach Pit"
 
 config DRAM_SIZE_MB
diff --git a/src/mainboard/google/poppy/Kconfig b/src/mainboard/google/poppy/Kconfig
index 2c0540b532..382ad6a6d0 100644
--- a/src/mainboard/google/poppy/Kconfig
+++ b/src/mainboard/google/poppy/Kconfig
@@ -98,7 +98,6 @@ config MAINBOARD_FAMILY
 	default "Google_Soraka" if BOARD_GOOGLE_SORAKA
 
 config MAINBOARD_PART_NUMBER
-	string
 	default "Atlas" if BOARD_GOOGLE_ATLAS
 	default "Poppy" if BOARD_GOOGLE_POPPY
 	default "Nami" if BOARD_GOOGLE_NAMI
diff --git a/src/mainboard/google/rambi/Kconfig b/src/mainboard/google/rambi/Kconfig
index 0b05485577..749548edde 100644
--- a/src/mainboard/google/rambi/Kconfig
+++ b/src/mainboard/google/rambi/Kconfig
@@ -46,7 +46,6 @@ config VARIANT_DIR
 	default "winky" if BOARD_GOOGLE_WINKY
 
 config MAINBOARD_PART_NUMBER
-	string
 	default "Banjo" if BOARD_GOOGLE_BANJO
 	default "Candy" if BOARD_GOOGLE_CANDY
 	default "Clapper" if BOARD_GOOGLE_CLAPPER
diff --git a/src/mainboard/google/reef/Kconfig b/src/mainboard/google/reef/Kconfig
index 9b8f4220d1..bc4724df8e 100644
--- a/src/mainboard/google/reef/Kconfig
+++ b/src/mainboard/google/reef/Kconfig
@@ -66,7 +66,6 @@ config DEVICETREE
 	default "variants/baseboard/devicetree.cb"
 
 config MAINBOARD_PART_NUMBER
-	string
 	default "Reef" if BOARD_GOOGLE_REEF
 	default "Pyro" if BOARD_GOOGLE_PYRO
 	default "Sand" if BOARD_GOOGLE_SAND
diff --git a/src/mainboard/google/sarien/Kconfig b/src/mainboard/google/sarien/Kconfig
index 1a382daeb1..24806efd01 100644
--- a/src/mainboard/google/sarien/Kconfig
+++ b/src/mainboard/google/sarien/Kconfig
@@ -65,7 +65,6 @@ config MAINBOARD_FAMILY
 	default "Google_Sarien" if BOARD_GOOGLE_SARIEN
 
 config MAINBOARD_PART_NUMBER
-	string
 	default "Arcada" if BOARD_GOOGLE_ARCADA
 	default "Sarien" if BOARD_GOOGLE_SARIEN
 
diff --git a/src/mainboard/google/slippy/Kconfig b/src/mainboard/google/slippy/Kconfig
index 5890da27a6..9b36cc9181 100644
--- a/src/mainboard/google/slippy/Kconfig
+++ b/src/mainboard/google/slippy/Kconfig
@@ -37,7 +37,6 @@ config VARIANT_DIR
 	default "wolf" if BOARD_GOOGLE_WOLF
 
 config MAINBOARD_PART_NUMBER
-	string
 	default "Falco" if BOARD_GOOGLE_FALCO
 	default "Leon" if BOARD_GOOGLE_LEON
 	default "Peppy" if BOARD_GOOGLE_PEPPY
diff --git a/src/mainboard/google/smaug/Kconfig b/src/mainboard/google/smaug/Kconfig
index d1e408f6b2..48172d4eae 100644
--- a/src/mainboard/google/smaug/Kconfig
+++ b/src/mainboard/google/smaug/Kconfig
@@ -28,7 +28,6 @@ config MAINBOARD_DIR
 	default "google/smaug"
 
 config MAINBOARD_PART_NUMBER
-	string
 	default "Smaug"
 
 config DRAM_SIZE_MB
diff --git a/src/mainboard/google/storm/Kconfig b/src/mainboard/google/storm/Kconfig
index de391ea42a..435011f279 100644
--- a/src/mainboard/google/storm/Kconfig
+++ b/src/mainboard/google/storm/Kconfig
@@ -28,7 +28,6 @@ config MAINBOARD_DIR
 	default "google/storm"
 
 config MAINBOARD_PART_NUMBER
-	string
 	default "AP148" if BOARD_VARIANT_AP148
 	default "Storm"
 
diff --git a/src/mainboard/google/stout/Kconfig b/src/mainboard/google/stout/Kconfig
index 59a88495cb..cdba84ac8a 100644
--- a/src/mainboard/google/stout/Kconfig
+++ b/src/mainboard/google/stout/Kconfig
@@ -28,7 +28,6 @@ config MAINBOARD_DIR
 	default "google/stout"
 
 config MAINBOARD_PART_NUMBER
-	string
 	default "Stout"
 
 config VGA_BIOS_FILE
diff --git a/src/mainboard/google/trogdor/Kconfig b/src/mainboard/google/trogdor/Kconfig
index a8ba53ef19..1ef8398cc6 100644
--- a/src/mainboard/google/trogdor/Kconfig
+++ b/src/mainboard/google/trogdor/Kconfig
@@ -61,7 +61,6 @@ config EC_GOOGLE_CHROMEEC_SPI_BUS
 ##########################################################
 
 config MAINBOARD_PART_NUMBER
-	string
 	default "Bubs" if BOARD_GOOGLE_BUBS
 	default "Coachz" if BOARD_GOOGLE_COACHZ
 	default "Homestar" if BOARD_GOOGLE_HOMESTAR
diff --git a/src/mainboard/google/veyron/Kconfig b/src/mainboard/google/veyron/Kconfig
index 82f44b2123..83f6eb2d2b 100644
--- a/src/mainboard/google/veyron/Kconfig
+++ b/src/mainboard/google/veyron/Kconfig
@@ -36,7 +36,6 @@ config MAINBOARD_DIR
 	default "google/veyron"
 
 config MAINBOARD_PART_NUMBER
-	string
 	default "Veyron_Jaq" if BOARD_GOOGLE_VEYRON_JAQ
 	default "Veyron_Jerry" if BOARD_GOOGLE_VEYRON_JERRY
 	default "Veyron_Mighty" if BOARD_GOOGLE_VEYRON_MIGHTY
diff --git a/src/mainboard/google/veyron_mickey/Kconfig b/src/mainboard/google/veyron_mickey/Kconfig
index 4cd626b301..eaeb8f430a 100644
--- a/src/mainboard/google/veyron_mickey/Kconfig
+++ b/src/mainboard/google/veyron_mickey/Kconfig
@@ -21,7 +21,6 @@ config MAINBOARD_DIR
 	default "google/veyron_mickey"
 
 config MAINBOARD_PART_NUMBER
-	string
 	default "Veyron_Mickey"
 
 config BOOT_DEVICE_SPI_FLASH_BUS
diff --git a/src/mainboard/google/veyron_rialto/Kconfig b/src/mainboard/google/veyron_rialto/Kconfig
index 7c86ca59c0..77c06dccd5 100644
--- a/src/mainboard/google/veyron_rialto/Kconfig
+++ b/src/mainboard/google/veyron_rialto/Kconfig
@@ -21,7 +21,6 @@ config MAINBOARD_DIR
 	default "google/veyron_rialto"
 
 config MAINBOARD_PART_NUMBER
-	string
 	default "Veyron_Rialto"
 
 config BOOT_DEVICE_SPI_FLASH_BUS
diff --git a/src/mainboard/google/volteer/Kconfig b/src/mainboard/google/volteer/Kconfig
index 67b6c7cfb6..a0f5e9d3b0 100644
--- a/src/mainboard/google/volteer/Kconfig
+++ b/src/mainboard/google/volteer/Kconfig
@@ -88,7 +88,6 @@ config MAINBOARD_FAMILY
 	default "Google_Volteer"
 
 config MAINBOARD_PART_NUMBER
-	string
 	default "Delbin" if BOARD_GOOGLE_DELBIN
 	default "Eldrid" if BOARD_GOOGLE_ELDRID
 	default "Halvor" if BOARD_GOOGLE_HALVOR
diff --git a/src/mainboard/google/zork/Kconfig b/src/mainboard/google/zork/Kconfig
index b0edf30600..8f391bf40b 100644
--- a/src/mainboard/google/zork/Kconfig
+++ b/src/mainboard/google/zork/Kconfig
@@ -78,7 +78,6 @@ config VARIANT_DIR
 	default "gumboz" if BOARD_GOOGLE_GUMBOZ
 
 config MAINBOARD_PART_NUMBER
-	string
 	default "Ezkinil" if BOARD_GOOGLE_EZKINIL
 	default "Morphius" if BOARD_GOOGLE_MORPHIUS
 	default "Trembyle" if BOARD_GOOGLE_TREMBYLE