From: Anand Moon <linux.amoon@gmail.com>
To: Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
Rob Herring <robh+dt@kernel.org>,
Krzysztof Kozlowski <krzysztof.kozlowski+dt@linaro.org>,
Conor Dooley <conor+dt@kernel.org>,
Icenowy Zheng <uwu@icenowy.me>
Cc: linux-usb@vger.kernel.org, devicetree@vger.kernel.org,
linux-kernel@vger.kernel.org
Subject: [PATCH v2 1/2] dt-bindings: usb: Add the binding example for the Genesys Logic GL3523 hub
Date: Wed, 11 Oct 2023 10:41:48 +0530 [thread overview]
Message-ID: <20231011051152.133257-1-linux.amoon@gmail.com> (raw)
Add the binding example for the USB3.1 Genesys Logic GL3523
integrates with USB 3.1 Gen 1 Super Speed and USB 2.0 High-Speed
hub.
Signed-off-by: Anand Moon <linux.amoon@gmail.com>
---
New patch.
---
.../bindings/usb/genesys,gl850g.yaml | 28 +++++++++++++++++--
1 file changed, 25 insertions(+), 3 deletions(-)
diff --git a/Documentation/devicetree/bindings/usb/genesys,gl850g.yaml b/Documentation/devicetree/bindings/usb/genesys,gl850g.yaml
index d0927f6768a4..2f6e0c870e1d 100644
--- a/Documentation/devicetree/bindings/usb/genesys,gl850g.yaml
+++ b/Documentation/devicetree/bindings/usb/genesys,gl850g.yaml
@@ -22,29 +22,51 @@ properties:
reg: true
reset-gpios:
+ maxItems: 1
description: GPIO controlling the RESET# pin.
vdd-supply:
description:
the regulator that provides 3.3V core power to the hub.
+ peer-hub:
+ $ref: /schemas/types.yaml#/definitions/phandle
+ description:
+ phandle to the peer hub on the controller.
+
required:
- compatible
- reg
+ - reset-gpios
+ - vdd-supply
+ - peer-hub
additionalProperties: false
examples:
- |
#include <dt-bindings/gpio/gpio.h>
+
usb {
dr_mode = "host";
#address-cells = <1>;
#size-cells = <0>;
- hub: hub@1 {
- compatible = "usb5e3,608";
+ /* 2.0 hub on port 1 */
+ hub_2_0: hub@1 {
+ compatible = "usb5e3,610";
reg = <1>;
- reset-gpios = <&pio 7 2 GPIO_ACTIVE_LOW>;
+ vdd-supply = <&vcc_5v>;
+ peer-hub = <&hub_3_0>;
+ reset-gpios = <&gpio 20 GPIO_ACTIVE_LOW>;
+ };
+
+ /* 3.1 hub on port 4 */
+ hub_3_0: hub@2 {
+ compatible = "usb5e3,620";
+ reg = <2>;
+ vdd-supply = <&vcc_5v>;
+ peer-hub = <&hub_2_0>;
+ reset-gpios = <&gpio 20 GPIO_ACTIVE_LOW>;
};
};
--
2.42.0
next reply other threads:[~2023-10-11 5:12 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-10-11 5:11 Anand Moon [this message]
2023-10-11 5:11 ` [PATCH v2 2/2] arm64: dts: amlogic: Used onboard usb hub reset on odroid n2 Anand Moon
2023-10-11 6:31 ` [PATCH v2 1/2] dt-bindings: usb: Add the binding example for the Genesys Logic GL3523 hub Rob Herring
2023-10-12 3:20 ` Anand Moon
2023-10-12 7:43 ` Krzysztof Kozlowski
2023-10-12 16:37 ` Anand Moon
2023-10-12 18:00 ` Krzysztof Kozlowski
2023-10-13 0:52 ` Anand Moon
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