From: John Stultz <john.stultz@linaro.org>
To: lkml <linux-kernel@vger.kernel.org>
Cc: John Stultz <john.stultz@linaro.org>,
Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
Rob Herring <robh+dt@kernel.org>,
Mark Rutland <mark.rutland@arm.com>,
ShuFan Lee <shufan_lee@richtek.com>,
Heikki Krogerus <heikki.krogerus@linux.intel.com>,
Suzuki K Poulose <suzuki.poulose@arm.com>,
Chunfeng Yun <chunfeng.yun@mediatek.com>,
Yu Chen <chenyu56@huawei.com>, Felipe Balbi <balbi@kernel.org>,
Hans de Goede <hdegoede@redhat.com>,
Andy Shevchenko <andy.shevchenko@gmail.com>,
Jun Li <lijun.kernel@gmail.com>,
Valentin Schneider <valentin.schneider@arm.com>,
Jack Pham <jackp@codeaurora.org>,
linux-usb@vger.kernel.org, devicetree@vger.kernel.org
Subject: [PATCH v6 2/8] dt-bindings: usb: generic: Add role-switch-default-mode binding
Date: Thu, 28 Nov 2019 05:09:55 +0000 [thread overview]
Message-ID: <20191128051001.18995-3-john.stultz@linaro.org> (raw)
In-Reply-To: <20191128051001.18995-1-john.stultz@linaro.org>
Add binding to configure the default role the controller
assumes is host mode when the usb role is USB_ROLE_NONE.
Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Cc: Rob Herring <robh+dt@kernel.org>
Cc: Mark Rutland <mark.rutland@arm.com>
CC: ShuFan Lee <shufan_lee@richtek.com>
Cc: Heikki Krogerus <heikki.krogerus@linux.intel.com>
Cc: Suzuki K Poulose <suzuki.poulose@arm.com>
Cc: Chunfeng Yun <chunfeng.yun@mediatek.com>
Cc: Yu Chen <chenyu56@huawei.com>
Cc: Felipe Balbi <balbi@kernel.org>
Cc: Hans de Goede <hdegoede@redhat.com>
Cc: Andy Shevchenko <andy.shevchenko@gmail.com>
Cc: Jun Li <lijun.kernel@gmail.com>
Cc: Valentin Schneider <valentin.schneider@arm.com>
Cc: Jack Pham <jackp@codeaurora.org>
Cc: linux-usb@vger.kernel.org
Cc: devicetree@vger.kernel.org
Reviewed-by: Rob Herring <robh@kernel.org>
Signed-off-by: John Stultz <john.stultz@linaro.org>
Change-Id: I6ac1d9c56039d76d924148e29a5e4b0bb304ed0f
---
v5: Switch to string rather then a bool
---
Documentation/devicetree/bindings/usb/generic.txt | 6 ++++++
1 file changed, 6 insertions(+)
diff --git a/Documentation/devicetree/bindings/usb/generic.txt b/Documentation/devicetree/bindings/usb/generic.txt
index cf5a1ad456e6..dd733fa81fad 100644
--- a/Documentation/devicetree/bindings/usb/generic.txt
+++ b/Documentation/devicetree/bindings/usb/generic.txt
@@ -34,6 +34,12 @@ Optional properties:
the USB data role (USB host or USB device) for a given
USB connector, such as Type-C, Type-B(micro).
see connector/usb-connector.txt.
+ - role-switch-default-mode: indicating if usb-role-switch is enabled, the
+ device default operation mode of controller while usb
+ role is USB_ROLE_NONE. Valid arguments are "host" and
+ "peripheral". Defaults to "peripheral" if not
+ specified.
+
This is an attribute to a USB controller such as:
--
2.17.1
next prev parent reply other threads:[~2019-11-28 5:10 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-11-28 5:09 [PATCH v6 0/8] HiKey960 USB support John Stultz
2019-11-28 5:09 ` [PATCH v6 1/8] usb: dwc3: Registering a role switch in the DRD code John Stultz
2019-12-02 10:33 ` Bryan O'Donoghue
2019-12-02 10:33 ` Bryan O'Donoghue
2019-11-28 5:09 ` John Stultz [this message]
2019-11-28 5:09 ` [PATCH v6 3/8] usb: dwc3: Add support for role-switch-default-mode binding John Stultz
2019-12-02 10:32 ` Bryan O'Donoghue
2019-12-02 10:34 ` Bryan O'Donoghue
2019-11-28 5:09 ` [PATCH v6 4/8] dt-bindings: usb: dwc3: Allow clock list & resets to be more flexible John Stultz
2019-11-28 5:09 ` [PATCH v6 5/8] usb: dwc3: Rework clock initialization " John Stultz
2019-11-28 5:09 ` [PATCH v6 6/8] usb: dwc3: Rework resets " John Stultz
2019-11-28 5:10 ` [PATCH v6 7/8] dt-bindings: misc: Add bindings for HiSilicon usb hub and data role switch functionality on HiKey960 John Stultz
2019-11-28 5:10 ` [PATCH v6 8/8] misc: hisi_hikey_usb: Driver to support usb functionality of Hikey960 John Stultz
2019-12-10 10:26 ` Greg Kroah-Hartman
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