From 8ac6c7a54ed1b98d142dce24b11c6de6a1e239a5 Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Tue, 22 Oct 2024 10:36:11 +0000
Subject: [PATCH] 修改4g拨号为QMI,需要在系统里后台执行quectel-CM
---
kernel/Documentation/devicetree/bindings/usb/mediatek,mtu3.txt | 16 +++++++++++++---
1 files changed, 13 insertions(+), 3 deletions(-)
diff --git a/kernel/Documentation/devicetree/bindings/usb/mediatek,mtu3.txt b/kernel/Documentation/devicetree/bindings/usb/mediatek,mtu3.txt
index 3382b5c..a82ca43 100644
--- a/kernel/Documentation/devicetree/bindings/usb/mediatek,mtu3.txt
+++ b/kernel/Documentation/devicetree/bindings/usb/mediatek,mtu3.txt
@@ -16,8 +16,8 @@
entry in clock-names
- clock-names : must contain "sys_ck" for clock of controller,
the following clocks are optional:
- "ref_ck", "mcu_ck" and "dam_ck";
- - phys : see usb-hcd.txt in the current directory
+ "ref_ck", "mcu_ck" and "dma_ck";
+ - phys : see usb-hcd.yaml in the current directory
- dr_mode : should be one of "host", "peripheral" or "otg",
refer to usb/generic.txt
@@ -28,8 +28,13 @@
parent's address space
- extcon : external connector for vbus and idpin changes detection, needed
when supports dual-role mode.
+ it's considered valid for compatibility reasons, not allowed for
+ new bindings, and use "usb-role-switch" property instead.
- vbus-supply : reference to the VBUS regulator, needed when supports
dual-role mode.
+ it's considered valid for compatibility reasons, not allowed for
+ new bindings, and put into a usb-connector node.
+ see connector/usb-connector.yaml.
- pinctrl-names : a pinctrl state named "default" is optional, and need be
defined if auto drd switch is enabled, that means the property dr_mode
is set as "otg", and meanwhile the property "mediatek,enable-manual-drd"
@@ -39,6 +44,8 @@
- maximum-speed : valid arguments are "super-speed", "high-speed" and
"full-speed"; refer to usb/generic.txt
+ - usb-role-switch : use USB Role Switch to support dual-role switch, but
+ not extcon; see usb/generic.txt.
- enable-manual-drd : supports manual dual-role switch via debugfs; usually
used when receptacle is TYPE-A and also wants to support dual-role
mode.
@@ -53,7 +60,7 @@
- mediatek,u3p-dis-msk : mask to disable u3ports, bit0 for u3port0,
bit1 for u3port1, ... etc;
-additionally the properties from usb-hcd.txt (in the current directory) are
+additionally the properties from usb-hcd.yaml (in the current directory) are
supported.
Sub-nodes:
@@ -61,6 +68,9 @@
if host mode is enabled. The DT binding details of xhci can be found in:
Documentation/devicetree/bindings/usb/mediatek,mtk-xhci.txt
+The port would be added as subnode if use "usb-role-switch" property.
+ see graph.txt
+
Example:
ssusb: usb@11271000 {
compatible = "mediatek,mt8173-mtu3";
--
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