1 files changed, 20 insertions, 6 deletions

diff --git a/arch/mips/Kconfig b/arch/mips/Kconfig
index 0ca63e7ce0a7..a4c62c72aa89 100644
--- a/arch/mips/Kconfig
+++ b/arch/mips/Kconfig
@@ -1050,14 +1050,28 @@ choice
         prompt "CPU type"
         default CPU_R4X00
 
-config CPU_MIPS32
-        bool "MIPS32"
+config CPU_MIPS32_R1
+        bool "MIPS32 Release 1"
         select CPU_SUPPORTS_32BIT_KERNEL
+        select CPU_HAS_PREFETCH
+        help
+          Choose this option to build a kernel for release 1 or later of the
+          MIPS32 architecture.  Most modern embedded systems with a 32-bit
+          MIPS processor are based on a MIPS32 processor.  If you know the
+          specific type of processor in your system, choose those that one
+          otherwise CPU_MIPS32_R1 is a safe bet for any MIPS32 system.
 
-config CPU_MIPS64
-        bool "MIPS64"
+config CPU_MIPS64_R1
+        bool "MIPS64 Release 1"
         select CPU_SUPPORTS_32BIT_KERNEL
         select CPU_SUPPORTS_64BIT_KERNEL
+        select CPU_HAS_PREFETCH
+        help
+          Choose this option to build a kernel for release 1 or later of the
+          MIPS64 architecture.  Many modern embedded systems with a 64-bit
+          MIPS processor are based on a MIPS64 processor.  If you know the
+          specific type of processor in your system, choose those that one
+          otherwise CPU_MIPS64_R1 is a safe bet for any MIPS64 system.
 
 config CPU_R3000
         bool "R3000"
@@ -1253,7 +1267,7 @@ config SB1_PASS_2_1_WORKAROUNDS
 
 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
+        depends on (CPU_R4X00 || CPU_R5000 || CPU_RM7000 || CPU_RM9000 || CPU_R10000 || CPU_SB1 || CPU_MIPS32_R1 || CPU_MIPS64_R1) && 32BIT
 
 config CPU_ADVANCED
         bool "Override CPU Options"
@@ -1276,7 +1290,7 @@ config CPU_HAS_LLSC
 
 config CPU_HAS_LLDSCD
         bool "lld/scd Instructions available" if CPU_ADVANCED
-        default y if !CPU_ADVANCED && !CPU_R3000 && !CPU_VR41XX && !CPU_TX39XX && !CPU_MIPS32
+        default y if !CPU_ADVANCED && !CPU_R3000 && !CPU_VR41XX && !CPU_TX39XX && !CPU_MIPS32_R1
         help
           Say Y here if your CPU has the lld and scd instructions, the 64-bit
           equivalents of ll and sc.  Say Y here for better performance, N if