diff options
author | Song Bing <bing.song@nxp.com> | 2016-11-30 16:41:21 +0800 |
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committer | Leonard Crestez <leonard.crestez@nxp.com> | 2018-08-24 12:41:33 +0300 |
commit | 36c74164faa5038bb52df7c0947ada2ca454c8a4 (patch) | |
tree | 120b7e7cfbec72507393a2fa5b64a89649fd5e1d | |
parent | 410fc160f435ee504d41991bed2797ca0111f38d (diff) |
MLK-13562 ion: Add devicetree bindings for mxc ion
Add devicetree bindings for mxc ion
Signed-off-by: Song Bing <bing.song@nxp.com>
-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>; + }; |