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Message-Id: <20231017160158.1065-1-jszhang@kernel.org>
Date: Wed, 18 Oct 2023 00:01:58 +0800
From: Jisheng Zhang <jszhang@...nel.org>
To: Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
Rob Herring <robh+dt@...nel.org>,
Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
Conor Dooley <conor+dt@...nel.org>,
Anand Moon <linux.amoon@...il.com>
Cc: linux-usb@...r.kernel.org, devicetree@...r.kernel.org,
linux-kernel@...r.kernel.org
Subject: [PATCH] dt-bindings: usb: vialab,vl817: remove reset-gpios from required list
The "reset-gpios" is optional in real case, for example reset pin is
is hard wired to "high". And this fact is also reflected by the
devm_gpio_get_optional() calling in driver code.
Signed-off-by: Jisheng Zhang <jszhang@...nel.org>
---
.../bindings/usb/thead,th1520-usb.yaml | 42 ++++++++++---------
.../devicetree/bindings/usb/vialab,vl817.yaml | 1 -
2 files changed, 23 insertions(+), 20 deletions(-)
diff --git a/Documentation/devicetree/bindings/usb/thead,th1520-usb.yaml b/Documentation/devicetree/bindings/usb/thead,th1520-usb.yaml
index afb618eb5013..ce1cab75f0ff 100644
--- a/Documentation/devicetree/bindings/usb/thead,th1520-usb.yaml
+++ b/Documentation/devicetree/bindings/usb/thead,th1520-usb.yaml
@@ -28,6 +28,10 @@ properties:
ranges: true
+ thead,misc-syscon:
+ $ref: /schemas/types.yaml#/definitions/phandle-array
+ description: a phandle to the misc system register controller syscon node.
+
'#address-cells':
enum: [ 1, 2 ]
@@ -51,23 +55,23 @@ additionalProperties: false
examples:
- |
-
- usb {
- compatible = "thead,th1520-usb";
- reg = <0xec03f000 0x1000>;
- clocks = <&clk 1>,
- <&clk 2>,
- <&clk 3>,
- <&clk 4>;
- clock-names = "ref", "bus_early", "phy", "suspend";
- ranges;
- #address-cells = <1>;
- #size-cells = <1>;
-
- usb@...40000 {
- compatible = "snps,dwc3";
- reg = <0xe7040000 0x10000>;
- interrupts = <68>;
- dr_mode = "host";
- };
+ usb@...3f000 {
+ compatible = "thead,th1520-usb";
+ reg = <0xec03f000 0x1000>;
+ thead,misc-syscon = <&misc_syscon>;
+ clocks = <&clk 1>,
+ <&clk 2>,
+ <&clk 3>,
+ <&clk 4>;
+ clock-names = "ref", "bus_early", "phy", "suspend";
+ ranges;
+ #address-cells = <1>;
+ #size-cells = <1>;
+
+ usb@...40000 {
+ compatible = "snps,dwc3";
+ reg = <0xe7040000 0x10000>;
+ interrupts = <68>;
+ dr_mode = "host";
+ };
};
diff --git a/Documentation/devicetree/bindings/usb/vialab,vl817.yaml b/Documentation/devicetree/bindings/usb/vialab,vl817.yaml
index 76db9071b352..c815010ba9c2 100644
--- a/Documentation/devicetree/bindings/usb/vialab,vl817.yaml
+++ b/Documentation/devicetree/bindings/usb/vialab,vl817.yaml
@@ -37,7 +37,6 @@ properties:
required:
- compatible
- reg
- - reset-gpios
- vdd-supply
- peer-hub
--
2.40.1
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