From: Biju Das <biju.das@bp.renesas.com>
To: Rob Herring <robh+dt@kernel.org>,
Mark Rutland <mark.rutland@arm.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>,
Yoshihiro Shimoda <yoshihiro.shimoda.uh@renesas.com>,
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 v6 2/7] dt-bindings: usb: renesas_usb3: Document usb role switch support
Date: Wed, 15 May 2019 13:09:07 +0100 [thread overview]
Message-ID: <1557922152-16449-3-git-send-email-biju.das@bp.renesas.com> (raw)
In-Reply-To: <1557922152-16449-1-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>
---
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 | 26 ++++++++++++++++++++++
1 file changed, 26 insertions(+)
diff --git a/Documentation/devicetree/bindings/usb/renesas_usb3.txt b/Documentation/devicetree/bindings/usb/renesas_usb3.txt
index 35039e7..ea6c63c 100644
--- a/Documentation/devicetree/bindings/usb/renesas_usb3.txt
+++ b/Documentation/devicetree/bindings/usb/renesas_usb3.txt
@@ -22,6 +22,11 @@ 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:
+The port would be added as a subnode if the "usb-role-switch" property is used.
+ see graph.txt
Example of R-Car H3 ES1.x:
usb3_peri0: usb@ee020000 {
@@ -39,3 +44,24 @@ 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 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ usb3peri_role_switch: endpoint@0 {
+ reg = <0>;
+ remote-endpoint = <&hd3ss3220_ep>;
+ };
+ };
+ };
--
2.7.4
next prev parent reply other threads:[~2019-05-15 12:16 UTC|newest]
Thread overview: 23+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-05-15 12:09 [PATCH v6 0/7] Add USB3.0 and TI HD3SS3220 driver support Biju Das
2019-05-15 12:09 ` [PATCH v6 1/7] dt-bindings: usb: hd3ss3220 device tree binding document Biju Das
2019-05-15 16:09 ` Sergei Shtylyov
2019-05-21 9:42 ` Biju Das
2019-05-21 8:03 ` Yoshihiro Shimoda
2019-05-21 8:08 ` Kuninori Morimoto
2019-05-22 10:59 ` Biju Das
2019-05-23 5:18 ` Yoshihiro Shimoda
2019-05-23 8:56 ` Biju Das
2019-05-15 12:09 ` Biju Das [this message]
2019-05-21 8:27 ` [PATCH v6 2/7] dt-bindings: usb: renesas_usb3: Document usb role switch support Yoshihiro Shimoda
2019-05-28 7:25 ` Biju Das
2019-05-15 12:09 ` [PATCH v6 3/7] usb: typec: driver for TI HD3SS3220 USB Type-C DRP port controller Biju Das
2019-05-15 12:09 ` [PATCH v6 4/7] usb: gadget: udc: renesas_usb3: Add dual role switch support Biju Das
2019-05-16 3:16 ` Chunfeng Yun
2019-05-16 8:00 ` Biju Das
2019-05-21 5:49 ` Yoshihiro Shimoda
2019-05-21 7:10 ` Biju Das
2019-05-21 7:34 ` Yoshihiro Shimoda
2019-05-15 12:09 ` [PATCH v6 5/7] arm64: defconfig: enable TYPEC_HD3SS3220 config option Biju Das
2019-05-15 12:09 ` [PATCH v6 6/7] arm64: dts: renesas: r8a774c0-cat874: Enable USB3.0 host/peripheral device node Biju Das
2019-05-15 12:09 ` [PATCH v6 7/7] arm64: dts: renesas: r8a774c0-cat874: Enable usb role switch support Biju Das
2019-05-24 21:50 ` Rob Herring
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