Documentation:Documentation/devicetree/bindings/iommu/rockchip,rk32-iommu.txt

diff --git a/Documentation/devicetree/bindings/iommu/rockchip,rk32-iommu.txt b/Documentation/devicetree/bindings/iommu/rockchip,rk32-iommu.txt
new file mode 100644 (file)
index 0000000..1b49e4d
--- /dev/null
+++ b/Documentation/devicetree/bindings/iommu/rockchip,rk32-iommu.txt
@@ -0,0 +1,16 @@
+ROCKCHIP rk32 IOMMU H/W
+
+Required properties:
+- compatible : "iommu,iep_mmu"
+- reg : Should contain address and length for each
+  of the IOMMU register blocks.
+- interrupts : Should contain irq type,irq no,and level type 
+
+Example:
+       iep_mmu {
+               dbgname = "iep";
+               compatible = "iommu,iep_mmu";
+               reg = <0xff900800 0x100>;
+               interrupts = <GIC_SPI 17 IRQ_TYPE_LEVEL_HIGH>;
+               interrupt-names = "iep_mmu";
+       };