diff --git a/arch/mips/Kconfig b/arch/mips/Kconfig
index 3b404b7dfa3925d7ca3c8ee62ed7a37377bae288..f08c73527a0e04fc5a8733fc08b581103b2c7e66 100644
--- a/arch/mips/Kconfig
+++ b/arch/mips/Kconfig
@@ -1427,8 +1427,7 @@ config SB1_PASS_2_1_WORKAROUNDS
 	default y
 
 config 64BIT_PHYS_ADDR
-	bool "Support for 64-bit physical address space"
-	depends on (CPU_R4X00 || CPU_R5000 || CPU_RM7000 || CPU_RM9000 || CPU_R10000 || CPU_SB1 || CPU_MIPS32 || CPU_MIPS64) && 32BIT
+	bool
 
 config CPU_HAS_LLSC
 	bool
diff --git a/arch/mips/au1000/Kconfig b/arch/mips/au1000/Kconfig
index abea88098253aed03b589d29c8584c17e48775ec..29c95d97217de105d2239f8d409b02e7e8fdfba6 100644
--- a/arch/mips/au1000/Kconfig
+++ b/arch/mips/au1000/Kconfig
@@ -136,6 +136,7 @@ config SOC_AU1200
 
 config SOC_AU1X00
 	bool
+	select 64BIT_PHYS_ADDR
 	select SYS_HAS_CPU_MIPS32_R1
 	select SYS_SUPPORTS_32BIT_KERNEL
 	select SYS_SUPPORTS_APM_EMULATION