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authorLinus Torvalds <torvalds@linux-foundation.org>2016-03-21 13:00:46 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2016-03-21 13:00:46 -0700
commitd34687ab97731b3a707106f78756342b61f46dbc (patch)
treeaa7d1678570c125967c209359b7a2609901ab5ba /arch/arc/Kconfig
parent77d913178c248d436a15151be5214ef2bf06a465 (diff)
parentdeaf7565eb618a80534844300aeacffa14125182 (diff)
Merge tag 'arc-4.6-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/vgupta/arc
Pull ARC architecture updates from Vineet Gupta: - Big Endian io accessors fix [Lada] - Spellos fixes [Adam] - Fix for DW GMAC breakage [Alexey] - Making DMA API 64-bit ready - Shutting up -Wmaybe-uninitialized noise for ARC - Other minor fixes here and there, comments update * tag 'arc-4.6-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/vgupta/arc: (21 commits) ARCv2: ioremap: Support dynamic peripheral address space ARC: dma: reintroduce platform specific dma<->phys ARC: dma: ioremap: use phys_addr_t consistenctly in code paths ARC: dma: pass_phys() not sg_virt() to cache ops ARC: dma: non-coherent pages need V-P mapping if in HIGHMEM ARC: dma: Use struct page based page allocator helpers ARC: build: Turn off -Wmaybe-uninitialized for ARC gcc 4.8 ARC: [plat-axs10x] add Ethernet PHY description in .dts arc: use of_platform_default_populate() to populate default bus ARC: thp: unbork !CONFIG_TRANSPARENT_HUGEPAGE build arc: [plat-nsimosci*] use ezchip network driver ARCv2: LLSC: software backoff is NOT needed starting HS2.1c ARC: mm: Use virt_to_pfn() for addr >> PAGE_SHIFT pattern ARC: [plat-nsim] document ranges ARC: build: Better way to detect ISA compatible toolchain ARCv2: Allow enabling PAE40 w/o HIGHMEM ARC: [BE] readl()/writel() to work in Big Endian CPU configuration ARC: [*defconfig] No need to specify CONFIG_CROSS_COMPILE ARC: [BE] Select correct CROSS_COMPILE prefix ARC: bitops: Remove non relevant comments ...
Diffstat (limited to 'arch/arc/Kconfig')
-rw-r--r--arch/arc/Kconfig6
1 files changed, 4 insertions, 2 deletions
diff --git a/arch/arc/Kconfig b/arch/arc/Kconfig
index 07a5cb944d4f..208aae071b37 100644
--- a/arch/arc/Kconfig
+++ b/arch/arc/Kconfig
@@ -391,7 +391,7 @@ 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
@@ -462,7 +462,6 @@ 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
@@ -473,6 +472,9 @@ 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