diff options
author | Anup Patel <anup.patel@broadcom.com> | 2016-03-28 10:18:28 +0530 |
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committer | Kishon Vijay Abraham I <kishon@ti.com> | 2016-04-30 20:12:24 +0530 |
commit | 2bcdf18189632fb67d10d8e5b07fba36ad594227 (patch) | |
tree | 5595fdaca1d9e318aa9520258e77e470dcae1831 /Documentation/devicetree/bindings/phy/brcm-sata-phy.txt | |
parent | 4faee9a43d0af2943195cdbde93c59d03984b749 (diff) |
dt-bindings: phy: bindings document for common Broadcom SATA3 PHY driver
This patch:
1. Renames DT bindings document of Broadcom STB SATA3 PHY driver to
common Broadcom SATA3 PHY driver bindings document
2. Adds bindings info for NS2 SATA3 PHY
Signed-off-by: Anup Patel <anup.patel@broadcom.com>
Acked-by: Rob Herring <robh@kernel.org>
Acked-by: Florian Fainelli <f.fainelli@gmail.com>
Signed-off-by: Kishon Vijay Abraham I <kishon@ti.com>
Diffstat (limited to 'Documentation/devicetree/bindings/phy/brcm-sata-phy.txt')
-rw-r--r-- | Documentation/devicetree/bindings/phy/brcm-sata-phy.txt | 44 |
1 files changed, 44 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/phy/brcm-sata-phy.txt b/Documentation/devicetree/bindings/phy/brcm-sata-phy.txt new file mode 100644 index 000000000000..d0231209d846 --- /dev/null +++ b/Documentation/devicetree/bindings/phy/brcm-sata-phy.txt @@ -0,0 +1,44 @@ +* Broadcom SATA3 PHY + +Required properties: +- compatible: should be one or more of + "brcm,bcm7425-sata-phy" + "brcm,bcm7445-sata-phy" + "brcm,iproc-ns2-sata-phy" + "brcm,phy-sata3" +- address-cells: should be 1 +- size-cells: should be 0 +- reg: register ranges for the PHY PCB interface +- reg-names: should be "phy" and "phy-ctrl" + The "phy-ctrl" registers are only required for + "brcm,iproc-ns2-sata-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 + +Sub-nodes optional properties: +- brcm,enable-ssc: use spread spectrum clocking (SSC) on this port + This property is not applicable for "brcm,iproc-ns2-sata-phy". + +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>; + }; + }; |