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Diffstat (limited to 'Documentation/devicetree/bindings/arm/freescale/mxc_ion.txt')
-rw-r--r-- | Documentation/devicetree/bindings/arm/freescale/mxc_ion.txt | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/arm/freescale/mxc_ion.txt b/Documentation/devicetree/bindings/arm/freescale/mxc_ion.txt new file mode 100644 index 000000000000..cb3e96775284 --- /dev/null +++ b/Documentation/devicetree/bindings/arm/freescale/mxc_ion.txt @@ -0,0 +1,23 @@ +ION Memory Manager (ION) + +ION is a memory manager that allows for sharing of buffers between different +processes and between user space and kernel space. ION manages different +memory spaces by separating the memory spaces into "heaps". + +Required properties for Ion + +- compatible: "fsl,mxc-ion" + + +All child nodes of a fsl,mxc-ion node are interpreted as Ion heap +configurations. + +Required properties for Ion heaps + +- fsl,heap-id: The ID of the ION heap. + +Example: + imx_ion { + compatible = "fsl,mxc-ion"; + fsl,heap-id = <0>; + }; |