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authorAlex Shi <alex.shi@linaro.org>2016-05-12 12:20:43 +0800
committerAlex Shi <alex.shi@linaro.org>2016-05-12 12:20:43 +0800
commita8a1fcae2dcc97748b7cafa7cb2745de1f35a8a6 (patch)
tree137462c079bb1ea3d1ea11ea3b3fd0011531cf06 /Documentation
parent0903d615591c05931fd0cbbc87d62f562f79a61d (diff)
parente37ddf27108a992e191b27df9bd532cb9157dc89 (diff)
Merge branch 'linux-linaro-lsk-v4.4' into linux-linaro-lsk-v4.4-rt
Diffstat (limited to 'Documentation')
-rw-r--r--Documentation/devicetree/bindings/ata/ahci-platform.txt4
1 files changed, 4 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/ata/ahci-platform.txt b/Documentation/devicetree/bindings/ata/ahci-platform.txt
index c2340eeeb97f..c000832a7fb9 100644
--- a/Documentation/devicetree/bindings/ata/ahci-platform.txt
+++ b/Documentation/devicetree/bindings/ata/ahci-platform.txt
@@ -30,6 +30,10 @@ Optional properties:
- target-supply : regulator for SATA target power
- phys : reference to the SATA PHY node
- phy-names : must be "sata-phy"
+- ports-implemented : Mask that indicates which ports that the HBA supports
+ are available for software to use. Useful if PORTS_IMPL
+ is not programmed by the BIOS, which is true with
+ some embedded SOC's.
Required properties when using sub-nodes:
- #address-cells : number of cells to encode an address