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author | Brian Norris <computersforpeace@gmail.com> | 2015-05-12 16:28:20 -0700 |
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committer | Kishon Vijay Abraham I <kishon@ti.com> | 2015-05-22 16:53:09 +0530 |
commit | 5972edbd8386020347656a37dc014ae838a0adff (patch) | |
tree | 87b7dbb176aa982f968f22e16953f37d42135538 /Documentation/devicetree/bindings/phy | |
parent | 9d699bf4dbe29d8f26769ea81dec4a8c91edcd5a (diff) | |
download | op-kernel-dev-5972edbd8386020347656a37dc014ae838a0adff.zip op-kernel-dev-5972edbd8386020347656a37dc014ae838a0adff.tar.gz |
Documentation: devicetree: add Broadcom SATA PHY binding
For 28nm STB chips, based on BCM7445.
Signed-off-by: Brian Norris <computersforpeace@gmail.com>
Signed-off-by: Kishon Vijay Abraham I <kishon@ti.com>
Diffstat (limited to 'Documentation/devicetree/bindings/phy')
-rw-r--r-- | Documentation/devicetree/bindings/phy/brcm,brcmstb-sata-phy.txt | 40 |
1 files changed, 40 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/phy/brcm,brcmstb-sata-phy.txt b/Documentation/devicetree/bindings/phy/brcm,brcmstb-sata-phy.txt new file mode 100644 index 0000000..7f81ef9 --- /dev/null +++ b/Documentation/devicetree/bindings/phy/brcm,brcmstb-sata-phy.txt @@ -0,0 +1,40 @@ +* Broadcom SATA3 PHY for STB + +Required properties: +- compatible: should be one or more of + "brcm,bcm7445-sata-phy" + "brcm,phy-sata3" +- address-cells: should be 1 +- size-cells: should be 0 +- reg: register range for the PHY PCB interface +- reg-names: should be "phy" + +Sub-nodes: + Each port's PHY should be represented as a sub-node. + +Sub-nodes required properties: +- reg: the PHY number +- phy-cells: generic PHY binding; must be 0 +Optional: +- brcm,enable-ssc: use spread spectrum clocking (SSC) on this port + + +Example: + + sata-phy@f0458100 { + compatible = "brcm,bcm7445-sata-phy", "brcm,phy-sata3"; + reg = <0xf0458100 0x1e00>, <0xf045804c 0x10>; + reg-names = "phy"; + #address-cells = <1>; + #size-cells = <0>; + + sata-phy@0 { + reg = <0>; + #phy-cells = <0>; + }; + + sata-phy@1 { + reg = <1>; + #phy-cells = <0>; + }; + }; |