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Date: Wed, 18 Mar 2015 18:23:39 -0700 From: Brian Norris <computersforpeace@...il.com> To: Tejun Heo <tj@...nel.org>, Kishon Vijay Abraham I <kishon@...com> Cc: Rob Herring <robh+dt@...nel.org>, Pawel Moll <pawel.moll@....com>, Mark Rutland <mark.rutland@....com>, Ian Campbell <ijc+devicetree@...lion.org.uk>, Kumar Gala <galak@...eaurora.org>, Brian Norris <computersforpeace@...il.com>, Gregory Fong <gregory.0xf0@...il.com>, Florian Fainelli <f.fainelli@...il.com>, devicetree@...r.kernel.org, linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org, linux-ide@...r.kernel.org Subject: [PATCH 2/5] Documentation: devicetree: add Broadcom SATA PHY binding For 28nm STB chips, based on BCM7445. Signed-off-by: Brian Norris <computersforpeace@...il.com> --- .../bindings/phy/brcm,brcmstb-sata-phy.txt | 40 ++++++++++++++++++++++ 1 file changed, 40 insertions(+) create mode 100644 Documentation/devicetree/bindings/phy/brcm,brcmstb-sata-phy.txt 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 000000000000..39eddd53b318 --- /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 +- phy-cells: generic PHY binding; must be 1 +- reg: register ranges for the PHY PCB interface, and for the PHY port control + registers found in the SATA_TOP_CTRL block (i.e., PHY_CTRL 1/2/3/4) +- reg-names: should be "phy" and "port-ctrl" + +Sub-nodes: + Each port's PHY should be represented as a sub-node. + +Sub-nodes required properties: +- reg: the PHY number +Optional: +- brcm,enable-ssc: use spread spectrum clocking (SSC) on this port + + +Example: + + sata-phy@...58100 { + compatible = "brcm,bcm7445-sata-phy", "brcm,phy-sata3"; + reg = <0xf0458100 0x1e00>, <0xf045804c 0x10>; + reg-names = "phy", "port-ctrl"; + #phy-cells = <1>; + #address-cells = <1>; + #size-cells = <0>; + + sata-phy@0 { + reg = <0>; + }; + + sata-phy@1 { + reg = <1>; + }; + }; -- 1.9.1 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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