diff --git a/src/mainboard/emulation/qemu-q35/Kconfig b/src/mainboard/emulation/qemu-q35/Kconfig
index fcc750c09a..547c1ac097 100644
--- a/src/mainboard/emulation/qemu-q35/Kconfig
+++ b/src/mainboard/emulation/qemu-q35/Kconfig
@@ -27,10 +27,6 @@ config BOOTBLOCK_MAINBOARD_INIT
 	string
 	default "mainboard/emulation/qemu-q35/bootblock.c"
 
-#config IRQ_SLOT_COUNT
-#	int
-#	default 6
-
 config MMCONF_BASE_ADDRESS
 	hex
 	default 0xb0000000
diff --git a/src/mainboard/gigabyte/ga-b75m-d3h/Kconfig b/src/mainboard/gigabyte/ga-b75m-d3h/Kconfig
index 39c04c6036..a98e490992 100644
--- a/src/mainboard/gigabyte/ga-b75m-d3h/Kconfig
+++ b/src/mainboard/gigabyte/ga-b75m-d3h/Kconfig
@@ -39,10 +39,6 @@ config MAINBOARD_PART_NUMBER
 	string
 	default "GA-B75M-D3H"
 
-config IRQ_SLOT_COUNT
-	int
-	default 18
-
 config MAX_CPUS
 	int
 	default 8
diff --git a/src/mainboard/gigabyte/ga-b75m-d3v/Kconfig b/src/mainboard/gigabyte/ga-b75m-d3v/Kconfig
index 20db0c025a..bf2f28079a 100644
--- a/src/mainboard/gigabyte/ga-b75m-d3v/Kconfig
+++ b/src/mainboard/gigabyte/ga-b75m-d3v/Kconfig
@@ -40,10 +40,6 @@ config MAINBOARD_PART_NUMBER
 	string
 	default "GA-B75M-D3V"
 
-config IRQ_SLOT_COUNT
-	int
-	default 18
-
 config MAX_CPUS
 	int
 	default 8
diff --git a/src/mainboard/google/jecht/Kconfig b/src/mainboard/google/jecht/Kconfig
index fbf61def00..34f90871a1 100644
--- a/src/mainboard/google/jecht/Kconfig
+++ b/src/mainboard/google/jecht/Kconfig
@@ -27,10 +27,6 @@ config MAINBOARD_PART_NUMBER
 	string
 	default "Jecht"
 
-config IRQ_SLOT_COUNT
-	int
-	default 18
-
 config MAX_CPUS
 	int
 	default 8