From: Biju Das <biju.das@bp.renesas.com>
To: Rob Herring <robh+dt@kernel.org>,
Mark Rutland <mark.rutland@arm.com>,
Yoshihiro Shimoda <yoshihiro.shimoda.uh@renesas.com>,
Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Cc: Biju Das <biju.das@bp.renesas.com>,
Heikki Krogerus <heikki.krogerus@linux.intel.com>,
Felipe Balbi <balbi@kernel.org>,
linux-usb@vger.kernel.org, devicetree@vger.kernel.org,
Simon Horman <horms@verge.net.au>,
Geert Uytterhoeven <geert+renesas@glider.be>,
Chris Paterson <Chris.Paterson2@renesas.com>,
Fabrizio Castro <fabrizio.castro@bp.renesas.com>,
linux-renesas-soc@vger.kernel.org
Subject: [PATCH v7 2/7] dt-bindings: usb: renesas_usb3: Document usb role switch support
Date: Fri, 31 May 2019 10:59:55 +0100 [thread overview]
Message-ID: <1559296800-5610-3-git-send-email-biju.das@bp.renesas.com> (raw)
In-Reply-To: <1559296800-5610-1-git-send-email-biju.das@bp.renesas.com>
Update the DT bindings documentation to support usb role switch
for USB Type-C connector using USB role switch class framework.
Signed-off-by: Biju Das <biju.das@bp.renesas.com>
---
V6-->V7
* Incorporated shimoda-san's review comments.
(https://patchwork.kernel.org/patch/10944631/)
V5-->V6
* Updated description
* Added usb-role-switch-property
V4-->V5
* No Change
V3-->V4
* No Change
V2-->V3
* Added optional renesas,usb-role-switch property.
V1-->V2
* Added usb-role-switch-property
* Updated the example with usb-role-switch property.
---
.../devicetree/bindings/usb/renesas_usb3.txt | 23 ++++++++++++++++++++++
1 file changed, 23 insertions(+)
diff --git a/Documentation/devicetree/bindings/usb/renesas_usb3.txt b/Documentation/devicetree/bindings/usb/renesas_usb3.txt
index 35039e7..5eecfbc 100644
--- a/Documentation/devicetree/bindings/usb/renesas_usb3.txt
+++ b/Documentation/devicetree/bindings/usb/renesas_usb3.txt
@@ -22,6 +22,12 @@ Required properties:
Optional properties:
- phys: phandle + phy specifier pair
- phy-names: must be "usb"
+ - usb-role-switch: support role switch. see usb/generic.txt
+
+Sub-nodes:
+- any connector to the data bus of this controller should be modelled using the
+ OF graph bindings specified in bindings/graph.txt, if the "usb-role-switch"
+ property is used.
Example of R-Car H3 ES1.x:
usb3_peri0: usb@ee020000 {
@@ -39,3 +45,20 @@ Example of R-Car H3 ES1.x:
interrupts = <GIC_SPI 100 IRQ_TYPE_LEVEL_HIGH>;
clocks = <&cpg CPG_MOD 327>;
};
+
+Example of RZ/G2E:
+ usb3_peri0: usb@ee020000 {
+ compatible = "renesas,r8a774c0-usb3-peri",
+ "renesas,rcar-gen3-usb3-peri";
+ reg = <0 0xee020000 0 0x400>;
+ interrupts = <GIC_SPI 104 IRQ_TYPE_LEVEL_HIGH>;
+ clocks = <&cpg CPG_MOD 328>;
+ companion = <&xhci0>;
+ usb-role-switch;
+
+ port {
+ usb3_role_switch: endpoint {
+ remote-endpoint = <&hd3ss3220_ep>;
+ };
+ };
+ };
--
2.7.4
next prev parent reply other threads:[~2019-05-31 10:07 UTC|newest]
Thread overview: 22+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-05-31 9:59 [PATCH v7 0/7] Add USB3.0 and TI HD3SS3220 driver support Biju Das
2019-05-31 9:59 ` [PATCH v7 1/7] dt-bindings: usb: hd3ss3220 device tree binding document Biju Das
2019-06-11 21:55 ` Rob Herring
2019-05-31 9:59 ` Biju Das [this message]
2019-06-03 9:56 ` [PATCH v7 2/7] dt-bindings: usb: renesas_usb3: Document usb role switch support Yoshihiro Shimoda
2019-06-11 22:57 ` Rob Herring
2019-05-31 9:59 ` [PATCH v7 3/7] usb: typec: driver for TI HD3SS3220 USB Type-C DRP port controller Biju Das
2019-06-12 8:25 ` Heikki Krogerus
2019-06-12 8:42 ` Biju Das
2019-06-12 9:42 ` Heikki Krogerus
2019-06-18 6:47 ` Greg Kroah-Hartman
2019-06-18 6:57 ` Biju Das
2019-06-18 7:03 ` Greg Kroah-Hartman
2019-06-18 7:15 ` Biju Das
2019-05-31 9:59 ` [PATCH v7 4/7] usb: gadget: udc: renesas_usb3: Enhance role switch support Biju Das
2019-06-03 9:58 ` Yoshihiro Shimoda
2019-05-31 9:59 ` [PATCH v7 5/7] arm64: defconfig: enable TYPEC_HD3SS3220 config option Biju Das
2019-06-12 11:59 ` Simon Horman
2019-05-31 9:59 ` [PATCH v7 6/7] arm64: dts: renesas: cat874: Enable USB3.0 host/peripheral device node Biju Das
2019-06-12 12:09 ` Simon Horman
2019-05-31 10:00 ` [PATCH v7 7/7] arm64: dts: renesas: cat874: Enable usb role switch support Biju Das
2019-06-12 12:09 ` Simon Horman
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