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
  ...

diff --cc arch/arc/Kconfig
Simple merge

diff --cc arch/arc/include/asm/io.h
index 947bf0cfdec0065632f6b9831ddbe2f48a3b8a33,1a20a62d192ac06239fa29c467d40dcaf1ef5b4e..17f85c9c73cfe830a40280ad79bf9decb1b65a17
--- 1/arch/arc/include/asm/io.h
--- 2/arch/arc/include/asm/io.h
+++ b/arch/arc/include/asm/io.h
@@@ -13,18 -13,9 +13,18 @@@
  #include <asm/byteorder.h>
  #include <asm/page.h>
  
- extern void __iomem *ioremap(unsigned long physaddr, unsigned long size);
- extern void __iomem *ioremap_prot(phys_addr_t offset, unsigned long size,
+ extern void __iomem *ioremap(phys_addr_t paddr, unsigned long size);
+ extern void __iomem *ioremap_prot(phys_addr_t paddr, unsigned long size,
                                  unsigned long flags);
 +static inline void __iomem *ioport_map(unsigned long port, unsigned int nr)
 +{
 +      return (void __iomem *)port;
 +}
 +
 +static inline void ioport_unmap(void __iomem *addr)
 +{
 +}
 +
  extern void iounmap(const void __iomem *addr);
  
  #define ioremap_nocache(phy, sz)      ioremap(phy, sz)