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
  ...

5 files changed, 16 insertions, 10 deletions

diff --git a/arch/arc/boot/dts/axs10x_mb.dtsi b/arch/arc/boot/dts/axs10x_mb.dtsi
index 44a578c10732..ab5d5701e11d 100644
--- a/arch/arc/boot/dts/axs10x_mb.dtsi
+++ b/arch/arc/boot/dts/axs10x_mb.dtsi
@@ -47,6 +47,14 @@
 			clocks = <&apbclk>;
 			clock-names = "stmmaceth";
 			max-speed = <100>;
+			mdio0 {
+				#address-cells = <1>;
+				#size-cells = <0>;
+				compatible = "snps,dwmac-mdio";
+				phy1: ethernet-phy@1 {
+					reg = <1>;
+				};
+			};
 		};
 
 		ehci@0x40000 {
diff --git a/arch/arc/boot/dts/nsim_hs.dts b/arch/arc/boot/dts/nsim_hs.dts
index fc81879bc1f5..f46633eeb06b 100644
--- a/arch/arc/boot/dts/nsim_hs.dts
+++ b/arch/arc/boot/dts/nsim_hs.dts
@@ -35,7 +35,8 @@
 		#address-cells = <1>;
 		#size-cells = <1>;
 
-		/* only perip space at end of low mem accessible */
+		/* only perip space at end of low mem accessible
+			 bus addr,   parent bus addr, size */
 		ranges = <0x80000000 0x0 0x80000000 0x80000000>;
 
 		core_intc: core-interrupt-controller {
diff --git a/arch/arc/boot/dts/nsimosci.dts b/arch/arc/boot/dts/nsimosci.dts
index 1c169dc74ad1..d94b4ce516ad 100644
--- a/arch/arc/boot/dts/nsimosci.dts
+++ b/arch/arc/boot/dts/nsimosci.dts
@@ -65,10 +65,9 @@
 		};
 
 		eth0: ethernet@f0003000 {
-			compatible = "snps,oscilan";
+			compatible = "ezchip,nps-mgt-enet";
 			reg = <0xf0003000 0x44>;
-			interrupts = <7>, <8>;
-			interrupt-names = "rx", "tx";
+			interrupts = <7>;
 		};
 	};
 };
diff --git a/arch/arc/boot/dts/nsimosci_hs.dts b/arch/arc/boot/dts/nsimosci_hs.dts
index d64a96f8515a..034a3139c1e2 100644
--- a/arch/arc/boot/dts/nsimosci_hs.dts
+++ b/arch/arc/boot/dts/nsimosci_hs.dts
@@ -65,10 +65,9 @@
 		};
 
 		eth0: ethernet@f0003000 {
-			compatible = "snps,oscilan";
+			compatible = "ezchip,nps-mgt-enet";
 			reg = <0xf0003000 0x44>;
-			interrupts = <25>, <26>;
-			interrupt-names = "rx", "tx";
+			interrupts = <25>;
 		};
 
 		arcpct0: pct {
diff --git a/arch/arc/boot/dts/nsimosci_hs_idu.dts b/arch/arc/boot/dts/nsimosci_hs_idu.dts
index f6bf0ca95a57..8a1297e02540 100644
--- a/arch/arc/boot/dts/nsimosci_hs_idu.dts
+++ b/arch/arc/boot/dts/nsimosci_hs_idu.dts
@@ -85,11 +85,10 @@
 		};
 
 		eth0: ethernet@f0003000 {
-			compatible = "snps,oscilan";
+			compatible = "ezchip,nps-mgt-enet";
 			reg = <0xf0003000 0x44>;
 			interrupt-parent = <&idu_intc>;
-			interrupts = <1 2>, <2 2>;
-			interrupt-names = "rx", "tx";
+			interrupts = <1 2>;
 		};
 
 		arcpct0: pct {