MIPS: OCTEON: Enable little endian kernel.

[karo-tx-linux.git] / arch / mips / Kconfig

diff --git a/arch/mips/Kconfig b/arch/mips/Kconfig
index 883eb3aacedf0e97f19620b5988b06fd90551f68..5df4876f7e4a80bc5cae485abddc014b068ed1cf 100644 (file)
--- a/arch/mips/Kconfig
+++ b/arch/mips/Kconfig
@@ -352,6 +352,33 @@ config MACH_LOONGSON1
          the ICT (Institute of Computing Technology) and the Chinese Academy
          of Sciences.
 
+config MACH_PISTACHIO
+       bool "IMG Pistachio SoC based boards"
+       select ARCH_REQUIRE_GPIOLIB
+       select BOOT_ELF32
+       select BOOT_RAW
+       select CEVT_R4K
+       select CLKSRC_MIPS_GIC
+       select COMMON_CLK
+       select CSRC_R4K
+       select DMA_MAYBE_COHERENT
+       select IRQ_CPU
+       select LIBFDT
+       select MFD_SYSCON
+       select MIPS_CPU_SCACHE
+       select MIPS_GIC
+       select PINCTRL
+       select REGULATOR
+       select SYS_HAS_CPU_MIPS32_R2
+       select SYS_SUPPORTS_32BIT_KERNEL
+       select SYS_SUPPORTS_LITTLE_ENDIAN
+       select SYS_SUPPORTS_MIPS_CPS
+       select SYS_SUPPORTS_MULTITHREADING
+       select SYS_SUPPORTS_ZBOOT
+       select USE_OF
+       help
+         This enables support for the IMG Pistachio SoC platform.
+
 config MIPS_MALTA
        bool "MIPS Malta board"
        select ARCH_MAY_HAVE_PC_FDC
@@ -377,8 +404,10 @@ config MIPS_MALTA
        select SYS_HAS_CPU_MIPS32_R1
        select SYS_HAS_CPU_MIPS32_R2
        select SYS_HAS_CPU_MIPS32_R3_5
+       select SYS_HAS_CPU_MIPS32_R6
        select SYS_HAS_CPU_MIPS64_R1
        select SYS_HAS_CPU_MIPS64_R2
+       select SYS_HAS_CPU_MIPS64_R6
        select SYS_HAS_CPU_NEVADA
        select SYS_HAS_CPU_RM7000
        select SYS_SUPPORTS_32BIT_KERNEL
@@ -777,7 +806,8 @@ config CAVIUM_OCTEON_SOC
        select SYS_SUPPORTS_64BIT_KERNEL
        select SYS_SUPPORTS_BIG_ENDIAN
        select EDAC_SUPPORT
-       select SYS_SUPPORTS_HOTPLUG_CPU
+       select SYS_SUPPORTS_LITTLE_ENDIAN
+       select SYS_SUPPORTS_HOTPLUG_CPU if CPU_BIG_ENDIAN
        select SYS_HAS_EARLY_PRINTK
        select SYS_HAS_CPU_CAVIUM_OCTEON
        select SWAP_IO_SPACE
@@ -2063,6 +2093,19 @@ config MIPS_MT_FPAFF
        default y
        depends on MIPS_MT_SMP
 
+config MIPSR2_TO_R6_EMULATOR
+       bool "MIPS R2-to-R6 emulator"
+       depends on CPU_MIPSR6 && !SMP
+       default y
+       help
+         Choose this option if you want to run non-R6 MIPS userland code.
+         Even if you say 'Y' here, the emulator will still be disabled by
+         default. You can enable it using the 'mipsr2emul' kernel option.
+         The only reason this is a build-time option is to save ~14K from the
+         final kernel image.
+comment "MIPS R2-to-R6 emulator is only available for UP kernels"
+       depends on SMP && CPU_MIPSR6
+
 config MIPS_VPE_LOADER
        bool "VPE loader support."
        depends on SYS_SUPPORTS_MULTITHREADING && MODULES
@@ -2706,27 +2749,21 @@ config TRAD_SIGNALS
        bool
 
 config MIPS32_COMPAT
-       bool "Kernel support for Linux/MIPS 32-bit binary compatibility"
-       depends on 64BIT
-       help
-         Select this option if you want Linux/MIPS 32-bit binary
-         compatibility. Since all software available for Linux/MIPS is
-         currently 32-bit you should say Y here.
+       bool
 
 config COMPAT
        bool
-       depends on MIPS32_COMPAT
-       select ARCH_WANT_OLD_COMPAT_IPC
-       default y
 
 config SYSVIPC_COMPAT
        bool
-       depends on COMPAT && SYSVIPC
-       default y
 
 config MIPS32_O32
        bool "Kernel support for o32 binaries"
-       depends on MIPS32_COMPAT
+       depends on 64BIT
+       select ARCH_WANT_OLD_COMPAT_IPC
+       select COMPAT
+       select MIPS32_COMPAT
+       select SYSVIPC_COMPAT if SYSVIPC
        help
          Select this option if you want to run o32 binaries.  These are pure
          32-bit binaries as used by the 32-bit Linux/MIPS port.  Most of
@@ -2736,7 +2773,10 @@ config MIPS32_O32
 
 config MIPS32_N32
        bool "Kernel support for n32 binaries"
-       depends on MIPS32_COMPAT
+       depends on 64BIT
+       select COMPAT
+       select MIPS32_COMPAT
+       select SYSVIPC_COMPAT if SYSVIPC
        help
          Select this option if you want to run n32 binaries.  These are
          64-bit binaries using 32-bit quantities for addressing and certain