From mboxrd@z Thu Jan 1 00:00:00 1970 From: Li Jun Subject: [PATCH v4 01/13] dt-bindings: connector: add properties for typec Date: Thu, 29 Mar 2018 00:06:06 +0800 Message-ID: <1522253178-32414-2-git-send-email-jun.li@nxp.com> References: <1522253178-32414-1-git-send-email-jun.li@nxp.com> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <1522253178-32414-1-git-send-email-jun.li@nxp.com> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: driverdev-devel-bounces@linuxdriverproject.org Sender: "devel" To: robh+dt@kernel.org, gregkh@linuxfoundation.org, heikki.krogerus@linux.intel.com, linux@roeck-us.net Cc: devel@driverdev.osuosl.org, devicetree@vger.kernel.org, peter.chen@nxp.com, linux-usb@vger.kernel.org, a.hajda@samsung.com, linux-imx@nxp.com, jun.li@nxp.com, shufan_lee@richtek.com List-Id: devicetree@vger.kernel.org Add bingdings supported by current typec driver, so user can pass all those properties via dt. Signed-off-by: Li Jun --- .../bindings/connector/usb-connector.txt | 39 ++++++++++++++++++++++ 1 file changed, 39 insertions(+) diff --git a/Documentation/devicetree/bindings/connector/usb-connector.txt b/Documentation/devicetree/bindings/connector/usb-connector.txt index e1463f1..922f22b 100644 --- a/Documentation/devicetree/bindings/connector/usb-connector.txt +++ b/Documentation/devicetree/bindings/connector/usb-connector.txt @@ -15,6 +15,29 @@ Optional properties: - type: size of the connector, should be specified in case of USB-A, USB-B non-fullsize connectors: "mini", "micro". +Optional properties for usb-c-connector: +- power-type: should be one of "source", "sink" or "dual"(DRP) if typec + connector has power support. +- try-power-role: preferred power role if "dual"(DRP) can support Try.SNK + or Try.SRC, should be "sink" for Try.SNK or "source" for Try.SRC. +- data-type: should be one of "host", "device", "dual"(DRD) if typec + connector supports USB data. + +Required properties for usb-c-connector with power delivery support: +- source-pdos: An array of u32 with each entry providing supported power + source data object(PDO), the detailed bit definitions of PDO can be found + in "Universal Serial Bus Power Delivery Specification" chapter 6.4.1.2 + Source_Capabilities Message, the order of each entry(PDO) should follow + the PD spec chapter 6.4.1. Required for power source and power dual role. +- sink-pdos: An array of u32 with each entry providing supported power + sink data object(PDO), the detailed bit definitions of PDO can be found + in "Universal Serial Bus Power Delivery Specification" chapter 6.4.1.3 + Sink Capabilities Message, the order of each entry(PDO) should follow + the PD spec chapter 6.4.1. Required for power sink and power dual role. +- op-sink-microwatt-hours: Sink required operating power in micro + watt-hours, if source offered power is less then it, Capability Mismatch + is set, required for power sink and power dual role. + Required nodes: - any data bus to the connector should be modeled using the OF graph bindings specified in bindings/graph.txt, unless the bus is between parent node and @@ -73,3 +96,19 @@ ccic: s2mm005@33 { }; }; }; + +3. USB-C connector attached to a typec port controller(ptn5110), which has +power delivery support and enables drp. + +typec: ptn5110@50 { + ... + usb_con: connector { + compatible = "usb-c-connector"; + label = "USB-C"; + power-type = "dual"; + try-power-role = "sink"; + source-pdos = <0x380190c8>; + sink-pdos = <0x380190c8 0x3802d0c8>; + op-sink-microwatt-hours = <9000000>; + }; +}; -- 2.7.4