Merge branch 'next/dt' of git://git.kernel.org/pub/scm/linux/kernel/g…

…it/arm/linux-arm-soc

* 'next/dt' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/linux-arm-soc: (21 commits)
  arm/dt: tegra devicetree support
  arm/versatile: Add device tree support
  dt/irq: add irq_domain_generate_simple() helper
  irq: add irq_domain translation infrastructure
  dmaengine: imx-sdma: add device tree probe support
  dmaengine: imx-sdma: sdma_get_firmware does not need to copy fw_name
  dmaengine: imx-sdma: use platform_device_id to identify sdma version
  mmc: sdhci-esdhc-imx: add device tree probe support
  mmc: sdhci-pltfm: dt device does not pass parent to sdhci_alloc_host
  mmc: sdhci-esdhc-imx: get rid of the uses of cpu_is_mx()
  mmc: sdhci-esdhc-imx: do not reference platform data after probe
  mmc: sdhci-esdhc-imx: extend card_detect and write_protect support for mx5
  net/fec: add device tree probe support
  net: ibm_newemac: convert it to use of_get_phy_mode
  dt/net: add helper function of_get_phy_mode
  net/fec: gasket needs to be enabled for some i.mx
  serial/imx: add device tree probe support
  serial/imx: get rid of the uses of cpu_is_mx1()
  arm/dt: Add dtb make rule
  arm/dt: Add skeleton dtsi file
  ...

Documentation/devicetree/bindings/arm/arm-boards

@@ -0,0 +1,20 @@
+ARM Versatile Application and Platform Baseboards
+-------------------------------------------------
+ARM's development hardware platform with connectors for customizable
+core tiles.  The hardware configuration of the Versatile boards is
+highly customizable.
+
+Required properties (in root node):
+	compatible = "arm,versatile-ab";  /* Application baseboard */
+	compatible = "arm,versatile-pb";  /* Platform baseboard */
+
+Interrupt controllers:
+- VIC required properties:
+	compatible = "arm,versatile-vic";
+	interrupt-controller;
+	#interrupt-cells = <1>;
+
+- SIC required properties:
+	compatible = "arm,versatile-sic";
+	interrupt-controller;
+	#interrupt-cells = <1>;

Documentation/devicetree/bindings/dma/fsl-imx-sdma.txt

@@ -0,0 +1,17 @@
+* Freescale Smart Direct Memory Access (SDMA) Controller for i.MX
+
+Required properties:
+- compatible : Should be "fsl,<chip>-sdma"
+- reg : Should contain SDMA registers location and length
+- interrupts : Should contain SDMA interrupt
+- fsl,sdma-ram-script-name : Should contain the full path of SDMA RAM
+  scripts firmware
+
+Examples:
+
+sdma@83fb0000 {
+	compatible = "fsl,imx51-sdma", "fsl,imx35-sdma";
+	reg = <0x83fb0000 0x4000>;
+	interrupts = <6>;
+	fsl,sdma-ram-script-name = "sdma-imx51.bin";
+};

Documentation/devicetree/bindings/i2c/arm-versatile.txt

@@ -0,0 +1,10 @@
+i2c Controller on ARM Versatile platform:
+
+Required properties:
+- compatible : Must be "arm,versatile-i2c";
+- reg
+- #address-cells = <1>;
+- #size-cells = <0>;
+
+Optional properties:
+- Child nodes conforming to i2c bus binding

Documentation/devicetree/bindings/mmc/fsl-imx-esdhc.txt

@@ -0,0 +1,34 @@
+* Freescale Enhanced Secure Digital Host Controller (eSDHC) for i.MX
+
+The Enhanced Secure Digital Host Controller on Freescale i.MX family
+provides an interface for MMC, SD, and SDIO types of memory cards.
+
+Required properties:
+- compatible : Should be "fsl,<chip>-esdhc"
+- reg : Should contain eSDHC registers location and length
+- interrupts : Should contain eSDHC interrupt
+
+Optional properties:
+- fsl,card-wired : Indicate the card is wired to host permanently
+- fsl,cd-internal : Indicate to use controller internal card detection
+- fsl,wp-internal : Indicate to use controller internal write protection
+- cd-gpios : Specify GPIOs for card detection
+- wp-gpios : Specify GPIOs for write protection
+
+Examples:
+
+esdhc@70004000 {
+	compatible = "fsl,imx51-esdhc";
+	reg = <0x70004000 0x4000>;
+	interrupts = <1>;
+	fsl,cd-internal;
+	fsl,wp-internal;
+};
+
+esdhc@70008000 {
+	compatible = "fsl,imx51-esdhc";
+	reg = <0x70008000 0x4000>;
+	interrupts = <2>;
+	cd-gpios = <&gpio0 6 0>; /* GPIO1_6 */
+	wp-gpios = <&gpio0 5 0>; /* GPIO1_5 */
+};

Documentation/devicetree/bindings/mtd/arm-versatile.txt

@@ -0,0 +1,8 @@
+Flash device on ARM Versatile board
+
+Required properties:
+- compatible : must be "arm,versatile-flash";
+- bank-width : width in bytes of flash interface.
+
+Optional properties:
+- Subnode partition map from mtd flash binding

Documentation/devicetree/bindings/net/fsl-fec.txt

@@ -0,0 +1,24 @@
+* Freescale Fast Ethernet Controller (FEC)
+
+Required properties:
+- compatible : Should be "fsl,<soc>-fec"
+- reg : Address and length of the register set for the device
+- interrupts : Should contain fec interrupt
+- phy-mode : String, operation mode of the PHY interface.
+  Supported values are: "mii", "gmii", "sgmii", "tbi", "rmii",
+  "rgmii", "rgmii-id", "rgmii-rxid", "rgmii-txid", "rtbi", "smii".
+- phy-reset-gpios : Should specify the gpio for phy reset
+
+Optional properties:
+- local-mac-address : 6 bytes, mac address
+
+Example:
+
+fec@83fec000 {
+	compatible = "fsl,imx51-fec", "fsl,imx27-fec";
+	reg = <0x83fec000 0x4000>;
+	interrupts = <87>;
+	phy-mode = "mii";
+	phy-reset-gpios = <&gpio1 14 0>; /* GPIO2_14 */
+	local-mac-address = [00 04 9F 01 1B B9];
+};

Documentation/devicetree/bindings/net/smsc-lan91c111.txt

@@ -0,0 +1,10 @@
+SMSC LAN91c111 Ethernet mac
+
+Required properties:
+- compatible = "smsc,lan91c111";
+- reg : physical address and size of registers
+- interrupts : interrupt connection
+
+Optional properties:
+- phy-device : phandle to Ethernet phy
+- local-mac-address : Ethernet mac address to use

Documentation/devicetree/bindings/tty/serial/fsl-imx-uart.txt

@@ -0,0 +1,19 @@
+* Freescale i.MX Universal Asynchronous Receiver/Transmitter (UART)
+
+Required properties:
+- compatible : Should be "fsl,<soc>-uart"
+- reg : Address and length of the register set for the device
+- interrupts : Should contain uart interrupt
+
+Optional properties:
+- fsl,uart-has-rtscts : Indicate the uart has rts and cts
+- fsl,irda-mode : Indicate the uart supports irda mode
+
+Example:
+
+uart@73fbc000 {
+	compatible = "fsl,imx51-uart", "fsl,imx21-uart";
+	reg = <0x73fbc000 0x4000>;
+	interrupts = <31>;
+	fsl,uart-has-rtscts;
+};

arch/arm/Kconfig

@@ -1716,6 +1716,7 @@ config USE_OF
 	bool "Flattened Device Tree support"
 	select OF
 	select OF_EARLY_FLATTREE
+	select IRQ_DOMAIN
 	help
 	  Include support for flattened device tree machine descriptions.
 

arch/arm/Makefile

@@ -282,6 +282,12 @@ zImage Image xipImage bootpImage uImage: vmlinux
 zinstall uinstall install: vmlinux
 	$(Q)$(MAKE) $(build)=$(boot) MACHINE=$(MACHINE) $@
 
+%.dtb:
+	$(Q)$(MAKE) $(build)=$(boot) MACHINE=$(MACHINE) $(boot)/$@
+
+dtbs:
+	$(Q)$(MAKE) $(build)=$(boot) MACHINE=$(MACHINE) $(boot)/$@
+
 # We use MRPROPER_FILES and CLEAN_FILES now
 archclean:
 	$(Q)$(MAKE) $(clean)=$(boot)
@@ -298,6 +304,7 @@ define archhelp
   echo  '  uImage        - U-Boot wrapped zImage'
   echo  '  bootpImage    - Combined zImage and initial RAM disk' 
   echo  '                  (supply initrd image via make variable INITRD=<path>)'
+  echo  '  dtbs          - Build device tree blobs for enabled boards'
   echo  '  install       - Install uncompressed kernel'
   echo  '  zinstall      - Install compressed kernel'
   echo  '  uinstall      - Install U-Boot wrapped compressed kernel'

arch/arm/boot/Makefile

@@ -59,6 +59,12 @@ $(obj)/zImage:	$(obj)/compressed/vmlinux FORCE
 
 endif
 
+# Rule to build device tree blobs
+$(obj)/%.dtb: $(src)/dts/%.dts
+	$(call cmd,dtc)
+
+$(obj)/dtbs: $(addprefix $(obj)/, $(dtb-y))
+
 quiet_cmd_uimage = UIMAGE  $@
       cmd_uimage = $(CONFIG_SHELL) $(MKIMAGE) -A arm -O linux -T kernel \
 		   -C none -a $(LOADADDR) -e $(STARTADDR) \

arch/arm/boot/dts/skeleton.dtsi

@@ -0,0 +1,13 @@
+/*
+ * Skeleton device tree; the bare minimum needed to boot; just include and
+ * add a compatible value.  The bootloader will typically populate the memory
+ * node.
+ */
+
+/ {
+	#address-cells = <1>;
+	#size-cells = <1>;
+	chosen { };
+	aliases { };
+	memory { device_type = "memory"; reg = <0 0>; };
+};

arch/arm/boot/dts/tegra-harmony.dts

@@ -0,0 +1,70 @@
+/dts-v1/;
+
+/memreserve/ 0x1c000000 0x04000000;
+/include/ "tegra20.dtsi"
+
+/ {
+	model = "NVIDIA Tegra2 Harmony evaluation board";
+	compatible = "nvidia,harmony", "nvidia,tegra20";
+
+	chosen {
+		bootargs = "vmalloc=192M video=tegrafb console=ttyS0,115200n8 root=/dev/mmcblk0p2 rw rootwait";
+	};
+
+	memory@0 {
+		reg = < 0x00000000 0x40000000 >;
+	};
+
+	i2c@7000c000 {
+		clock-frequency = <400000>;
+
+		codec: wm8903@1a {
+			compatible = "wlf,wm8903";
+			reg = <0x1a>;
+			interrupts = < 347 >;
+
+			gpio-controller;
+			#gpio-cells = <2>;
+
+			/* 0x8000 = Not configured */
+			gpio-cfg = < 0x8000 0x8000 0 0x8000 0x8000 >;
+		};
+	};
+
+	i2c@7000c400 {
+		clock-frequency = <400000>;
+	};
+
+	i2c@7000c500 {
+		clock-frequency = <400000>;
+	};
+
+	i2c@7000d000 {
+		clock-frequency = <400000>;
+	};
+
+	sound {
+		compatible = "nvidia,harmony-sound", "nvidia,tegra-wm8903";
+
+		spkr-en-gpios = <&codec 2 0>;
+		hp-det-gpios = <&gpio 178 0>;
+		int-mic-en-gpios = <&gpio 184 0>;
+		ext-mic-en-gpios = <&gpio 185 0>;
+	};
+
+	serial@70006300 {
+		clock-frequency = < 216000000 >;
+	};
+
+	sdhci@c8000200 {
+		gpios = <&gpio 69 0>, /* cd, gpio PI5 */
+			<&gpio 57 0>, /* wp, gpio PH1 */
+			<&gpio 155 0>; /* power, gpio PT3 */
+	};
+
+	sdhci@c8000600 {
+		gpios = <&gpio 58 0>, /* cd, gpio PH2 */
+			<&gpio 59 0>, /* wp, gpio PH3 */
+			<&gpio 70 0>; /* power, gpio PI6 */
+	};
+};

arch/arm/boot/dts/tegra-seaboard.dts

@@ -0,0 +1,28 @@
+/dts-v1/;
+
+/memreserve/ 0x1c000000 0x04000000;
+/include/ "tegra20.dtsi"
+
+/ {
+	model = "NVIDIA Seaboard";
+	compatible = "nvidia,seaboard", "nvidia,tegra20";
+
+	chosen {
+		bootargs = "vmalloc=192M video=tegrafb console=ttyS0,115200n8 root=/dev/mmcblk1p3 rw rootwait";
+	};
+
+	memory {
+		device_type = "memory";
+		reg = < 0x00000000 0x40000000 >;
+	};
+
+	serial@70006300 {
+		clock-frequency = < 216000000 >;
+	};
+
+	sdhci@c8000400 {
+		gpios = <&gpio 69 0>, /* cd, gpio PI5 */
+			<&gpio 57 0>, /* wp, gpio PH1 */
+			<&gpio 70 0>; /* power, gpio PI6 */
+	};
+};