ARC: dma: reintroduce platform specific dma<->phys

[cascardo/linux.git] / arch / arc / Kconfig

diff --git a/arch/arc/Kconfig b/arch/arc/Kconfig
index 0f8df0a..5c086d5 100644 (file)
--- a/arch/arc/Kconfig
+++ b/arch/arc/Kconfig
@@ -12,8 +12,6 @@ config ARC
        select BUILDTIME_EXTABLE_SORT
        select COMMON_CLK
        select CLONE_BACKWARDS
-       # ARC Busybox based initramfs absolutely relies on DEVTMPFS for /dev
-       select DEVTMPFS if !INITRAMFS_SOURCE=""
        select GENERIC_ATOMIC64
        select GENERIC_CLOCKEVENTS
        select GENERIC_FIND_FIRST_BIT
@@ -389,7 +387,7 @@ config ARC_HAS_LLSC
 
 config ARC_STAR_9000923308
        bool "Workaround for llock/scond livelock"
-       default y
+       default n
        depends on ISA_ARCV2 && SMP && ARC_HAS_LLSC
 
 config ARC_HAS_SWAPE
@@ -460,7 +458,6 @@ config ARC_HAS_PAE40
        bool "Support for the 40-bit Physical Address Extension"
        default n
        depends on ISA_ARCV2
-       select HIGHMEM
        help
          Enable access to physical memory beyond 4G, only supported on
          ARC cores with 40 bit Physical Addressing support
@@ -471,6 +468,9 @@ config ARCH_PHYS_ADDR_T_64BIT
 config ARCH_DMA_ADDR_T_64BIT
        bool
 
+config ARC_PLAT_NEEDS_PHYS_TO_DMA
+       bool
+
 config ARC_CURR_IN_REG
        bool "Dedicate Register r25 for current_task pointer"
        default y
@@ -534,14 +534,6 @@ config ARC_DBG_TLB_MISS_COUNT
          Counts number of I and D TLB Misses and exports them via Debugfs
          The counters can be cleared via Debugfs as well
 
-if SMP
-
-config ARC_IPI_DBG
-       bool "Debug Inter Core interrupts"
-       default n
-
-endif
-
 endif
 
 config ARC_UBOOT_SUPPORT