Merge branch 'linus' into timers/urgent

Get upstream changes so we can apply fixes against them

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>

23 files changed, 252 insertions, 45 deletions

diff --git a/arch/arm/boot/compressed/.gitignore b/arch/arm/boot/compressed/.gitignore
index f79a08efe000..47279aa96a6a 100644
--- a/arch/arm/boot/compressed/.gitignore
+++ b/arch/arm/boot/compressed/.gitignore
@@ -6,6 +6,7 @@ piggy.gzip
 piggy.lzo
 piggy.lzma
 piggy.xzkern
+piggy.lz4
 vmlinux
 vmlinux.lds
 
diff --git a/arch/arm/boot/compressed/Makefile b/arch/arm/boot/compressed/Makefile
index 120b83bfde20..7ac1610252ba 100644
--- a/arch/arm/boot/compressed/Makefile
+++ b/arch/arm/boot/compressed/Makefile
@@ -27,7 +27,7 @@ OBJS	+= misc.o decompress.o
 ifeq ($(CONFIG_DEBUG_UNCOMPRESS),y)
 OBJS	+= debug.o
 endif
-FONTC	= $(srctree)/drivers/video/console/font_acorn_8x8.c
+FONTC	= $(srctree)/lib/fonts/font_acorn_8x8.c
 
 # string library code (-Os is enforced to keep it much smaller)
 OBJS		+= string.o
@@ -91,6 +91,7 @@ suffix_$(CONFIG_KERNEL_GZIP) = gzip
 suffix_$(CONFIG_KERNEL_LZO)  = lzo
 suffix_$(CONFIG_KERNEL_LZMA) = lzma
 suffix_$(CONFIG_KERNEL_XZ)   = xzkern
+suffix_$(CONFIG_KERNEL_LZ4)  = lz4
 
 # Borrowed libfdt files for the ATAG compatibility mode
 
@@ -115,7 +116,7 @@ targets       := vmlinux vmlinux.lds \
 		 font.o font.c head.o misc.o $(OBJS)
 
 # Make sure files are removed during clean
-extra-y       += piggy.gzip piggy.lzo piggy.lzma piggy.xzkern \
+extra-y       += piggy.gzip piggy.lzo piggy.lzma piggy.xzkern piggy.lz4 \
 		 lib1funcs.S ashldi3.S $(libfdt) $(libfdt_hdrs) \
 		 hyp-stub.S
 
diff --git a/arch/arm/boot/compressed/atags_to_fdt.c b/arch/arm/boot/compressed/atags_to_fdt.c
index aabc02a68482..d1153c8a765a 100644
--- a/arch/arm/boot/compressed/atags_to_fdt.c
+++ b/arch/arm/boot/compressed/atags_to_fdt.c
@@ -53,6 +53,17 @@ static const void *getprop(const void *fdt, const char *node_path,
 	return fdt_getprop(fdt, offset, property, len);
 }
 
+static uint32_t get_cell_size(const void *fdt)
+{
+	int len;
+	uint32_t cell_size = 1;
+	const uint32_t *size_len =  getprop(fdt, "/", "#size-cells", &len);
+
+	if (size_len)
+		cell_size = fdt32_to_cpu(*size_len);
+	return cell_size;
+}
+
 static void merge_fdt_bootargs(void *fdt, const char *fdt_cmdline)
 {
 	char cmdline[COMMAND_LINE_SIZE];
@@ -95,9 +106,11 @@ static void merge_fdt_bootargs(void *fdt, const char *fdt_cmdline)
 int atags_to_fdt(void *atag_list, void *fdt, int total_space)
 {
 	struct tag *atag = atag_list;
-	uint32_t mem_reg_property[2 * NR_BANKS];
+	/* In the case of 64 bits memory size, need to reserve 2 cells for
+	 * address and size for each bank */
+	uint32_t mem_reg_property[2 * 2 * NR_BANKS];
 	int memcount = 0;
-	int ret;
+	int ret, memsize;
 
 	/* make sure we've got an aligned pointer */
 	if ((u32)atag_list & 0x3)
@@ -137,8 +150,25 @@ int atags_to_fdt(void *atag_list, void *fdt, int total_space)
 				continue;
 			if (!atag->u.mem.size)
 				continue;
-			mem_reg_property[memcount++] = cpu_to_fdt32(atag->u.mem.start);
-			mem_reg_property[memcount++] = cpu_to_fdt32(atag->u.mem.size);
+			memsize = get_cell_size(fdt);
+
+			if (memsize == 2) {
+				/* if memsize is 2, that means that
+				 * each data needs 2 cells of 32 bits,
+				 * so the data are 64 bits */
+				uint64_t *mem_reg_prop64 =
+					(uint64_t *)mem_reg_property;
+				mem_reg_prop64[memcount++] =
+					cpu_to_fdt64(atag->u.mem.start);
+				mem_reg_prop64[memcount++] =
+					cpu_to_fdt64(atag->u.mem.size);
+			} else {
+				mem_reg_property[memcount++] =
+					cpu_to_fdt32(atag->u.mem.start);
+				mem_reg_property[memcount++] =
+					cpu_to_fdt32(atag->u.mem.size);
+			}
+
 		} else if (atag->hdr.tag == ATAG_INITRD2) {
 			uint32_t initrd_start, initrd_size;
 			initrd_start = atag->u.initrd.start;
@@ -150,8 +180,10 @@ int atags_to_fdt(void *atag_list, void *fdt, int total_space)
 		}
 	}
 
-	if (memcount)
-		setprop(fdt, "/memory", "reg", mem_reg_property, 4*memcount);
+	if (memcount) {
+		setprop(fdt, "/memory", "reg", mem_reg_property,
+			4 * memcount * memsize);
+	}
 
 	return fdt_pack(fdt);
 }
diff --git a/arch/arm/boot/compressed/decompress.c b/arch/arm/boot/compressed/decompress.c
index 24b0475cb8bf..bd245d34952d 100644
--- a/arch/arm/boot/compressed/decompress.c
+++ b/arch/arm/boot/compressed/decompress.c
@@ -51,6 +51,10 @@ extern char * strstr(const char * s1, const char *s2);
 #include "../../../../lib/decompress_unxz.c"
 #endif
 
+#ifdef CONFIG_KERNEL_LZ4
+#include "../../../../lib/decompress_unlz4.c"
+#endif
+
 int do_decompress(u8 *input, int len, u8 *output, void (*error)(char *x))
 {
 	return decompress(input, len, NULL, NULL, output, NULL, error);
diff --git a/arch/arm/boot/compressed/head.S b/arch/arm/boot/compressed/head.S
index 032a8d987148..75189f13cf54 100644
--- a/arch/arm/boot/compressed/head.S
+++ b/arch/arm/boot/compressed/head.S
@@ -142,7 +142,6 @@ start:
 		mov	r7, r1			@ save architecture ID
 		mov	r8, r2			@ save atags pointer
 
-#ifndef __ARM_ARCH_2__
 		/*
 		 * Booting from Angel - need to enter SVC mode and disable
 		 * FIQs/IRQs (numeric definitions from angel arm.h source).
@@ -158,10 +157,6 @@ not_angel:
 		safe_svcmode_maskall r0
 		msr	spsr_cxsf, r9		@ Save the CPU boot mode in
 						@ SPSR
-#else
-		teqp	pc, #0x0c000003		@ turn off interrupts
-#endif
-
 		/*
 		 * Note that some cache flushing and other stuff may
 		 * be needed here - is there an Angel SWI call for this?
@@ -183,7 +178,19 @@ not_angel:
 		ldr	r4, =zreladdr
 #endif
 
-		bl	cache_on
+		/*
+		 * Set up a page table only if it won't overwrite ourself.
+		 * That means r4 < pc && r4 - 16k page directory > &_end.
+		 * Given that r4 > &_end is most unfrequent, we add a rough
+		 * additional 1MB of room for a possible appended DTB.
+		 */
+		mov	r0, pc
+		cmp	r0, r4
+		ldrcc	r0, LC0+32
+		addcc	r0, r0, pc
+		cmpcc	r4, r0
+		orrcc	r4, r4, #1		@ remember we skipped cache_on
+		blcs	cache_on
 
 restart:	adr	r0, LC0
 		ldmia	r0, {r1, r2, r3, r6, r10, r11, r12}
@@ -229,7 +236,7 @@ restart:	adr	r0, LC0
  *   r0  = delta
  *   r2  = BSS start
  *   r3  = BSS end
- *   r4  = final kernel address
+ *   r4  = final kernel address (possibly with LSB set)
  *   r5  = appended dtb size (still unknown)
  *   r6  = _edata
  *   r7  = architecture ID
@@ -277,6 +284,7 @@ restart:	adr	r0, LC0
 		 */
 		cmp	r0, #1
 		sub	r0, r4, #TEXT_OFFSET
+		bic	r0, r0, #1
 		add	r0, r0, #0x100
 		mov	r1, r6
 		sub	r2, sp, r6
@@ -323,12 +331,13 @@ dtb_check_done:
 
 /*
  * Check to see if we will overwrite ourselves.
- *   r4  = final kernel address
+ *   r4  = final kernel address (possibly with LSB set)
  *   r9  = size of decompressed image
  *   r10 = end of this image, including  bss/stack/malloc space if non XIP
  * We basically want:
  *   r4 - 16k page directory >= r10 -> OK
  *   r4 + image length <= address of wont_overwrite -> OK
+ * Note: the possible LSB in r4 is harmless here.
  */
 		add	r10, r10, #16384
 		cmp	r4, r10
@@ -390,7 +399,8 @@ dtb_check_done:
 		add	sp, sp, r6
 #endif
 
-		bl	cache_clean_flush
+		tst	r4, #1
+		bleq	cache_clean_flush
 
 		adr	r0, BSYM(restart)
 		add	r0, r0, r6
@@ -402,7 +412,7 @@ wont_overwrite:
  *   r0  = delta
  *   r2  = BSS start
  *   r3  = BSS end
- *   r4  = kernel execution address
+ *   r4  = kernel execution address (possibly with LSB set)
  *   r5  = appended dtb size (0 if not present)
  *   r7  = architecture ID
  *   r8  = atags pointer
@@ -465,6 +475,15 @@ not_relocated:	mov	r0, #0
 		cmp	r2, r3
 		blo	1b
 
+		/*
+		 * Did we skip the cache setup earlier?
+		 * That is indicated by the LSB in r4.
+		 * Do it now if so.
+		 */
+		tst	r4, #1
+		bic	r4, r4, #1
+		blne	cache_on
+
 /*
  * The C runtime environment should now be setup sufficiently.
  * Set up some pointers, and start decompressing.
@@ -513,6 +532,7 @@ LC0:		.word	LC0			@ r1
 		.word	_got_start		@ r11
 		.word	_got_end		@ ip
 		.word	.L_user_stack_end	@ sp
+		.word	_end - restart + 16384 + 1024*1024
 		.size	LC0, . - LC0
 
 #ifdef CONFIG_ARCH_RPC
diff --git a/arch/arm/boot/compressed/piggy.lz4.S b/arch/arm/boot/compressed/piggy.lz4.S
new file mode 100644
index 000000000000..3d9a575618a3
--- /dev/null
+++ b/arch/arm/boot/compressed/piggy.lz4.S
@@ -0,0 +1,6 @@
+	.section .piggydata,#alloc
+	.globl	input_data
+input_data:
+	.incbin	"arch/arm/boot/compressed/piggy.lz4"
+	.globl	input_data_end
+input_data_end:
diff --git a/arch/arm/boot/dts/am335x-bone.dts b/arch/arm/boot/dts/am335x-bone.dts
index 04feaf8f1420..444b4ede0d60 100644
--- a/arch/arm/boot/dts/am335x-bone.dts
+++ b/arch/arm/boot/dts/am335x-bone.dts
@@ -214,10 +214,12 @@
 
 &cpsw_emac0 {
 	phy_id = <&davinci_mdio>, <0>;
+	phy-mode = "mii";
 };
 
 &cpsw_emac1 {
 	phy_id = <&davinci_mdio>, <1>;
+	phy-mode = "mii";
 };
 
 &mac {
diff --git a/arch/arm/boot/dts/am335x-evm.dts b/arch/arm/boot/dts/am335x-evm.dts
index a16bb9691cc6..3aee1a43782d 100644
--- a/arch/arm/boot/dts/am335x-evm.dts
+++ b/arch/arm/boot/dts/am335x-evm.dts
@@ -467,8 +467,24 @@
 
 &cpsw_emac0 {
 	phy_id = <&davinci_mdio>, <0>;
+	phy-mode = "rgmii-txid";
 };
 
 &cpsw_emac1 {
 	phy_id = <&davinci_mdio>, <1>;
+	phy-mode = "rgmii-txid";
+};
+
+&tscadc {
+	status = "okay";
+	tsc {
+		ti,wires = <4>;
+		ti,x-plate-resistance = <200>;
+		ti,coordiante-readouts = <5>;
+		ti,wire-config = <0x00 0x11 0x22 0x33>;
+	};
+
+	adc {
+		ti,adc-channels = <4 5 6 7>;
+	};
 };
diff --git a/arch/arm/boot/dts/am335x-evmsk.dts b/arch/arm/boot/dts/am335x-evmsk.dts
index 9e00eef9b74b..0c8ad173d2b0 100644
--- a/arch/arm/boot/dts/am335x-evmsk.dts
+++ b/arch/arm/boot/dts/am335x-evmsk.dts
@@ -392,3 +392,13 @@
 	pinctrl-0 = <&davinci_mdio_default>;
 	pinctrl-1 = <&davinci_mdio_sleep>;
 };
+
+&cpsw_emac0 {
+	phy_id = <&davinci_mdio>, <0>;
+	phy-mode = "rgmii-txid";
+};
+
+&cpsw_emac1 {
+	phy_id = <&davinci_mdio>, <1>;
+	phy-mode = "rgmii-txid";
+};
diff --git a/arch/arm/boot/dts/am33xx.dtsi b/arch/arm/boot/dts/am33xx.dtsi
index 0d4df90477f7..38b446ba1ce1 100644
--- a/arch/arm/boot/dts/am33xx.dtsi
+++ b/arch/arm/boot/dts/am33xx.dtsi
@@ -502,6 +502,23 @@
 			status = "disabled";
 		};
 
+		tscadc: tscadc@44e0d000 {
+			compatible = "ti,am3359-tscadc";
+			reg = <0x44e0d000 0x1000>;
+			interrupt-parent = <&intc>;
+			interrupts = <16>;
+			ti,hwmods = "adc_tsc";
+			status = "disabled";
+
+			tsc {
+				compatible = "ti,am3359-tsc";
+			};
+			am335x_adc: adc {
+				#io-channel-cells = <1>;
+				compatible = "ti,am3359-adc";
+			};
+		};
+
 		gpmc: gpmc@50000000 {
 			compatible = "ti,am3352-gpmc";
 			ti,hwmods = "gpmc";
diff --git a/arch/arm/boot/dts/atlas6.dtsi b/arch/arm/boot/dts/atlas6.dtsi
index 7d1a27949c13..9866cd736dee 100644
--- a/arch/arm/boot/dts/atlas6.dtsi
+++ b/arch/arm/boot/dts/atlas6.dtsi
@@ -613,7 +613,7 @@
 		};
 
 		rtc-iobg {
-			compatible = "sirf,prima2-rtciobg", "sirf-prima2-rtciobg-bus";
+			compatible = "sirf,prima2-rtciobg", "sirf-prima2-rtciobg-bus", "simple-bus";
 			#address-cells = <1>;
 			#size-cells = <1>;
 			reg = <0x80030000 0x10000>;
diff --git a/arch/arm/boot/dts/bcm11351.dtsi b/arch/arm/boot/dts/bcm11351.dtsi
index 17979d5f23b4..c0cdf66f8964 100644
--- a/arch/arm/boot/dts/bcm11351.dtsi
+++ b/arch/arm/boot/dts/bcm11351.dtsi
@@ -50,10 +50,10 @@
 	};
 
 	L2: l2-cache {
-		    compatible = "arm,pl310-cache";
-		    reg = <0x3ff20000 0x1000>;
-		    cache-unified;
-		    cache-level = <2>;
+		compatible = "bcm,bcm11351-a2-pl310-cache";
+		reg = <0x3ff20000 0x1000>;
+		cache-unified;
+		cache-level = <2>;
 	};
 
 	timer@35006000 {
diff --git a/arch/arm/boot/dts/cros5250-common.dtsi b/arch/arm/boot/dts/cros5250-common.dtsi
index 3f0239ec1bc5..dc259e8b8a73 100644
--- a/arch/arm/boot/dts/cros5250-common.dtsi
+++ b/arch/arm/boot/dts/cros5250-common.dtsi
@@ -190,7 +190,7 @@
 		samsung,i2c-max-bus-freq = <66000>;
 
 		hdmiddc@50 {
-			compatible = "samsung,exynos5-hdmiddc";
+			compatible = "samsung,exynos4210-hdmiddc";
 			reg = <0x50>;
 		};
 	};
@@ -224,7 +224,7 @@
 		samsung,i2c-max-bus-freq = <378000>;
 
 		hdmiphy@38 {
-			compatible = "samsung,exynos5-hdmiphy";
+			compatible = "samsung,exynos4212-hdmiphy";
 			reg = <0x38>;
 		};
 	};
diff --git a/arch/arm/boot/dts/ecx-common.dtsi b/arch/arm/boot/dts/ecx-common.dtsi
index d61b535f682a..e8559b753c9d 100644
--- a/arch/arm/boot/dts/ecx-common.dtsi
+++ b/arch/arm/boot/dts/ecx-common.dtsi
@@ -33,6 +33,8 @@
 			calxeda,port-phys = <&combophy5 0 &combophy0 0
 					     &combophy0 1 &combophy0 2
 					     &combophy0 3>;
+			calxeda,sgpio-gpio =<&gpioh 5 1 &gpioh 6 1 &gpioh 7 1>;
+			calxeda,led-order = <4 0 1 2 3>;
 		};
 
 		sdhci@ffe0e000 {
diff --git a/arch/arm/boot/dts/exynos5250-smdk5250.dts b/arch/arm/boot/dts/exynos5250-smdk5250.dts
index 35a66dee4011..49f18c24a576 100644
--- a/arch/arm/boot/dts/exynos5250-smdk5250.dts
+++ b/arch/arm/boot/dts/exynos5250-smdk5250.dts
@@ -105,7 +105,7 @@
 		samsung,i2c-max-bus-freq = <66000>;
 
 		hdmiddc@50 {
-			compatible = "samsung,exynos5-hdmiddc";
+			compatible = "samsung,exynos4210-hdmiddc";
 			reg = <0x50>;
 		};
 	};
@@ -135,7 +135,7 @@
 		samsung,i2c-max-bus-freq = <66000>;
 
 		hdmiphy@38 {
-			compatible = "samsung,exynos5-hdmiphy";
+			compatible = "samsung,exynos4212-hdmiphy";
 			reg = <0x38>;
 		};
 	};
diff --git a/arch/arm/boot/dts/exynos5250.dtsi b/arch/arm/boot/dts/exynos5250.dtsi
index 41cd625b6020..ef57277fc38f 100644
--- a/arch/arm/boot/dts/exynos5250.dtsi
+++ b/arch/arm/boot/dts/exynos5250.dtsi
@@ -599,7 +599,7 @@
 	};
 
 	hdmi {
-		compatible = "samsung,exynos5-hdmi";
+		compatible = "samsung,exynos4212-hdmi";
 		reg = <0x14530000 0x70000>;
 		interrupts = <0 95 0>;
 		clocks = <&clock 333>, <&clock 136>, <&clock 137>,
@@ -609,7 +609,7 @@
 	};
 
 	mixer {
-		compatible = "samsung,exynos5-mixer";
+		compatible = "samsung,exynos5250-mixer";
 		reg = <0x14450000 0x10000>;
 		interrupts = <0 94 0>;
 	};
diff --git a/arch/arm/boot/dts/imx28-evk.dts b/arch/arm/boot/dts/imx28-evk.dts
index 3637bf3b1d59..1f0d38d7b16f 100644
--- a/arch/arm/boot/dts/imx28-evk.dts
+++ b/arch/arm/boot/dts/imx28-evk.dts
@@ -155,12 +155,14 @@
 			can0: can@80032000 {
 				pinctrl-names = "default";
 				pinctrl-0 = <&can0_pins_a>;
+				xceiver-supply = <&reg_can_3v3>;
 				status = "okay";
 			};
 
 			can1: can@80034000 {
 				pinctrl-names = "default";
 				pinctrl-0 = <&can1_pins_a>;
+				xceiver-supply = <&reg_can_3v3>;
 				status = "okay";
 			};
 		};
@@ -319,6 +321,16 @@
 			gpio = <&gpio3 30 0>;
 			enable-active-high;
 		};
+
+		reg_can_3v3: can-3v3 {
+			compatible = "regulator-fixed";
+			regulator-name = "can-3v3";
+			regulator-min-microvolt = <3300000>;
+			regulator-max-microvolt = <3300000>;
+			gpio = <&gpio2 13 0>;
+			enable-active-high;
+		};
+
 	};
 
 	sound {
diff --git a/arch/arm/boot/dts/imx28.dtsi b/arch/arm/boot/dts/imx28.dtsi
index 195451bf7706..6a8acb01b1d3 100644
--- a/arch/arm/boot/dts/imx28.dtsi
+++ b/arch/arm/boot/dts/imx28.dtsi
@@ -736,7 +736,7 @@
 			dcp@80028000 {
 				reg = <0x80028000 0x2000>;
 				interrupts = <52 53 54>;
-				status = "disabled";
+				compatible = "fsl-dcp";
 			};
 
 			pxp@8002a000 {
diff --git a/arch/arm/boot/dts/omap3-devkit8000.dts b/arch/arm/boot/dts/omap3-devkit8000.dts
index af32eff9f4b7..7ef282795dd4 100644
--- a/arch/arm/boot/dts/omap3-devkit8000.dts
+++ b/arch/arm/boot/dts/omap3-devkit8000.dts
@@ -124,20 +124,21 @@
 		reg = <0 0 0>; /* CS0, offset 0 */
 		nand-bus-width = <16>;
 
-		gpmc,sync-clk = <0>;
-		gpmc,cs-on = <0>;
-		gpmc,cs-rd-off = <44>;
-		gpmc,cs-wr-off = <44>;
-		gpmc,adv-on = <6>;
-		gpmc,adv-rd-off = <34>;
-		gpmc,adv-wr-off = <44>;
-		gpmc,we-off = <40>;
-		gpmc,oe-off = <54>;
-		gpmc,access = <64>;
-		gpmc,rd-cycle = <82>;
-		gpmc,wr-cycle = <82>;
-		gpmc,wr-access = <40>;
-		gpmc,wr-data-mux-bus = <0>;
+		gpmc,device-nand;
+		gpmc,sync-clki-ps = <0>;
+		gpmc,cs-on-ns = <0>;
+		gpmc,cs-rd-off-ns = <44>;
+		gpmc,cs-wr-off-ns = <44>;
+		gpmc,adv-on-ns = <6>;
+		gpmc,adv-rd-off-ns = <34>;
+		gpmc,adv-wr-off-ns = <44>;
+		gpmc,we-off-ns = <40>;
+		gpmc,oe-off-ns = <54>;
+		gpmc,access-ns = <64>;
+		gpmc,rd-cycle-ns = <82>;
+		gpmc,wr-cycle-ns = <82>;
+		gpmc,wr-access-ns = <40>;
+		gpmc,wr-data-mux-bus-ns = <0>;
 
 		#address-cells = <1>;
 		#size-cells = <1>;
diff --git a/arch/arm/boot/dts/prima2.dtsi b/arch/arm/boot/dts/prima2.dtsi
index 02edd8965f8a..05e9489cf95c 100644
--- a/arch/arm/boot/dts/prima2.dtsi
+++ b/arch/arm/boot/dts/prima2.dtsi
@@ -610,7 +610,7 @@
 		};
 
 		rtc-iobg {
-			compatible = "sirf,prima2-rtciobg", "sirf-prima2-rtciobg-bus";
+			compatible = "sirf,prima2-rtciobg", "sirf-prima2-rtciobg-bus", "simple-bus";
 			#address-cells = <1>;
 			#size-cells = <1>;
 			reg = <0x80030000 0x10000>;
diff --git a/arch/arm/boot/dts/sun4i-a10-cubieboard.dts b/arch/arm/boot/dts/sun4i-a10-cubieboard.dts
index 0e22a285dfe0..757c4cd900ee 100644
--- a/arch/arm/boot/dts/sun4i-a10-cubieboard.dts
+++ b/arch/arm/boot/dts/sun4i-a10-cubieboard.dts
@@ -27,6 +27,21 @@
 	};
 
 	soc@01c20000 {
+		emac: ethernet@01c0b000 {
+			pinctrl-names = "default";
+			pinctrl-0 = <&emac_pins_a>;
+			phy = <&phy1>;
+			status = "okay";
+		};
+
+		mdio@01c0b080 {
+			status = "okay";
+
+			phy1: ethernet-phy@1 {
+				reg = <1>;
+			};
+		};
+
 		pinctrl@01c20800 {
 			led_pins_cubieboard: led_pins@0 {
 				allwinner,pins = "PH20", "PH21";
diff --git a/arch/arm/boot/dts/sun4i-a10-hackberry.dts b/arch/arm/boot/dts/sun4i-a10-hackberry.dts
index b9efac100c85..3514b37d66bc 100644
--- a/arch/arm/boot/dts/sun4i-a10-hackberry.dts
+++ b/arch/arm/boot/dts/sun4i-a10-hackberry.dts
@@ -23,10 +23,51 @@
 	};
 
 	soc@01c20000 {
+		emac: ethernet@01c0b000 {
+			pinctrl-names = "default";
+			pinctrl-0 = <&emac_pins_a>;
+			phy = <&phy0>;
+			status = "okay";
+		};
+
+		mdio@01c0b080 {
+			phy-supply = <&reg_emac_3v3>;
+			status = "okay";
+
+			phy0: ethernet-phy@0 {
+				reg = <0>;
+			};
+		};
+
+		pio: pinctrl@01c20800 {
+			pinctrl-names = "default";
+			pinctrl-0 = <&hackberry_hogs>;
+
+			hackberry_hogs: hogs@0 {
+				allwinner,pins = "PH19";
+				allwinner,function = "gpio_out";
+				allwinner,drive = <0>;
+				allwinner,pull = <0>;
+			};
+		};
+
 		uart0: serial@01c28000 {
 			pinctrl-names = "default";
 			pinctrl-0 = <&uart0_pins_a>;
 			status = "okay";
 		};
 	};
+
+	regulators {
+		compatible = "simple-bus";
+
+		reg_emac_3v3: emac-3v3 {
+			compatible = "regulator-fixed";
+			regulator-name = "emac-3v3";
+			regulator-min-microvolt = <3300000>;
+			regulator-max-microvolt = <3300000>;
+			enable-active-high;
+			gpio = <&pio 7 19 0>;
+		};
+	};
 };
diff --git a/arch/arm/boot/dts/sun4i-a10.dtsi b/arch/arm/boot/dts/sun4i-a10.dtsi
index 82e03d22f913..b2bd6e124250 100644
--- a/arch/arm/boot/dts/sun4i-a10.dtsi
+++ b/arch/arm/boot/dts/sun4i-a10.dtsi
@@ -167,6 +167,22 @@
 		reg = <0x01c20000 0x300000>;
 		ranges;
 
+		emac: ethernet@01c0b000 {
+			compatible = "allwinner,sun4i-emac";
+			reg = <0x01c0b000 0x1000>;
+			interrupts = <55>;
+			clocks = <&ahb_gates 17>;
+			status = "disabled";
+		};
+
+		mdio@01c0b080 {
+			compatible = "allwinner,sun4i-mdio";
+			reg = <0x01c0b080 0x14>;
+			status = "disabled";
+			#address-cells = <1>;
+			#size-cells = <0>;
+		};
+
 		intc: interrupt-controller@01c20400 {
 			compatible = "allwinner,sun4i-ic";
 			reg = <0x01c20400 0x400>;
@@ -226,6 +242,17 @@
 				allwinner,drive = <0>;
 				allwinner,pull = <0>;
 			};
+
+			emac_pins_a: emac0@0 {
+				allwinner,pins = "PA0", "PA1", "PA2",
+						"PA3", "PA4", "PA5", "PA6",
+						"PA7", "PA8", "PA9", "PA10",
+						"PA11", "PA12", "PA13", "PA14",
+						"PA15", "PA16";
+				allwinner,function = "emac";
+				allwinner,drive = <0>;
+				allwinner,pull = <0>;
+			};
 		};
 
 		timer@01c20c00 {