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authorArnd Bergmann <arnd@arndb.de>2012-01-07 03:09:14 +0400
committerArnd Bergmann <arnd@arndb.de>2012-01-07 03:09:14 +0400
commite067096c8d57d191f29d734cd5692695c95cc36e (patch)
treee1c200404c3ed3730d04837113d59ca898eb483a /Documentation/devicetree
parent1fc3eb81100c3f3cd44e706e54390151b0f1ce74 (diff)
parente5570bbc9c06634cfac94e06ac1432b53d8595e5 (diff)
downloadlinux-e067096c8d57d191f29d734cd5692695c95cc36e.tar.xz
Merge branch 'tegra/soc' into next/boards
Conflicts: arch/arm/mach-tegra/board-harmony-pcie.c To fix an internal merge conflict between the tegra/soc and tegra/boards branches. Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Diffstat (limited to 'Documentation/devicetree')
-rw-r--r--Documentation/devicetree/bindings/arm/tegra.txt14
-rw-r--r--Documentation/devicetree/bindings/usb/tegra-usb.txt13
2 files changed, 27 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/arm/tegra.txt b/Documentation/devicetree/bindings/arm/tegra.txt
new file mode 100644
index 000000000000..6e69d2e5e766
--- /dev/null
+++ b/Documentation/devicetree/bindings/arm/tegra.txt
@@ -0,0 +1,14 @@
+NVIDIA Tegra device tree bindings
+-------------------------------------------
+
+Boards with the tegra20 SoC shall have the following properties:
+
+Required root node property:
+
+compatible = "nvidia,tegra20";
+
+Boards with the tegra30 SoC shall have the following properties:
+
+Required root node property:
+
+compatible = "nvidia,tegra30";
diff --git a/Documentation/devicetree/bindings/usb/tegra-usb.txt b/Documentation/devicetree/bindings/usb/tegra-usb.txt
new file mode 100644
index 000000000000..035d63d5646d
--- /dev/null
+++ b/Documentation/devicetree/bindings/usb/tegra-usb.txt
@@ -0,0 +1,13 @@
+Tegra SOC USB controllers
+
+The device node for a USB controller that is part of a Tegra
+SOC is as described in the document "Open Firmware Recommended
+Practice : Universal Serial Bus" with the following modifications
+and additions :
+
+Required properties :
+ - compatible : Should be "nvidia,tegra20-ehci" for USB controllers
+ used in host mode.
+ - phy_type : Should be one of "ulpi" or "utmi".
+ - nvidia,vbus-gpio : If present, specifies a gpio that needs to be
+ activated for the bus to be powered.