linux-kernel - [PATCH next v11 02/11] dt-bindings: connector: add optional properties for Type-B

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Message-ID: <1567070558-29417-3-git-send-email-chunfeng.yun@mediatek.com>
Date:   Thu, 29 Aug 2019 17:22:29 +0800
From:   Chunfeng Yun <chunfeng.yun@...iatek.com>
To:     Rob Herring <robh+dt@...nel.org>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Biju Das <biju.das@...renesas.com>
CC:     Mark Rutland <mark.rutland@....com>,
        Chunfeng Yun <chunfeng.yun@...iatek.com>,
        Matthias Brugger <matthias.bgg@...il.com>,
        Adam Thomson <Adam.Thomson.Opensource@...semi.com>,
        Li Jun <jun.li@....com>,
        Badhri Jagan Sridharan <badhri@...gle.com>,
        Heikki Krogerus <heikki.krogerus@...ux.intel.com>,
        Hans de Goede <hdegoede@...hat.com>,
        Andy Shevchenko <andy.shevchenko@...il.com>,
        Min Guo <min.guo@...iatek.com>, <devicetree@...r.kernel.org>,
        <linux-kernel@...r.kernel.org>, <linux-usb@...r.kernel.org>,
        <linux-arm-kernel@...ts.infradead.org>,
        <linux-mediatek@...ts.infradead.org>,
        Linus Walleij <linus.walleij@...aro.org>,
        Nagarjuna Kristam <nkristam@...dia.com>
Subject: [PATCH next v11 02/11] dt-bindings: connector: add optional properties for Type-B

Add id-gpios, vbus-gpios, vbus-supply and pinctrl properties for
usb-b-connector

Signed-off-by: Chunfeng Yun <chunfeng.yun@...iatek.com>
Reviewed-by: Rob Herring <robh@...nel.org>
Reviewed-by: Linus Walleij <linus.walleij@...aro.org>
---
v11 changes:
 1. add Reviewed-by Linus

v6~v10 no changes

v5 changes:
 1. add reviewed by Rob

v4 no changes

v3 changes:
 1. add GPIO direction, and use fixed-regulator for GPIO controlled
    VBUS regulator suggested by Rob;

v2 changes:
 1. describe more clear for vbus-gpios and vbus-supply suggested by Hans
---
 .../bindings/connector/usb-connector.txt           | 14 ++++++++++++++
 1 file changed, 14 insertions(+)

diff --git a/Documentation/devicetree/bindings/connector/usb-connector.txt b/Documentation/devicetree/bindings/connector/usb-connector.txt
index cef556d4e5ee..d357987181ee 100644
--- a/Documentation/devicetree/bindings/connector/usb-connector.txt
+++ b/Documentation/devicetree/bindings/connector/usb-connector.txt
@@ -17,6 +17,20 @@ Optional properties:
 - self-powered: Set this property if the usb device that has its own power
   source.
 
+Optional properties for usb-b-connector:
+- id-gpios: an input gpio for USB ID pin.
+- vbus-gpios: an input gpio for USB VBUS pin, used to detect presence of
+  VBUS 5V.
+  see gpio/gpio.txt.
+- vbus-supply: a phandle to the regulator for USB VBUS if needed when host
+  mode or dual role mode is supported.
+  Particularly, if use an output GPIO to control a VBUS regulator, should
+  model it as a regulator.
+  see regulator/fixed-regulator.yaml
+- pinctrl-names : a pinctrl state named "default" is optional
+- pinctrl-0 : pin control group
+  see pinctrl/pinctrl-bindings.txt
+
 Optional properties for usb-c-connector:
 - power-role: should be one of "source", "sink" or "dual"(DRP) if typec
   connector has power support.
-- 
2.23.0