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/usb251xb.txt | 7 ++++++-
1 files changed, 6 insertions(+), 1 deletions(-)
diff --git a/kernel/Documentation/devicetree/bindings/usb/usb251xb.txt b/kernel/Documentation/devicetree/bindings/usb/usb251xb.txt
index 168ff81..1a934ea 100644
--- a/kernel/Documentation/devicetree/bindings/usb/usb251xb.txt
+++ b/kernel/Documentation/devicetree/bindings/usb/usb251xb.txt
@@ -7,11 +7,12 @@
- compatible : Should be "microchip,usb251xb" or one of the specific types:
"microchip,usb2512b", "microchip,usb2512bi", "microchip,usb2513b",
"microchip,usb2513bi", "microchip,usb2514b", "microchip,usb2514bi",
- "microchip,usb2517", "microchip,usb2517i"
+ "microchip,usb2517", "microchip,usb2517i", "microchip,usb2422"
- reg : I2C address on the selected bus (default is <0x2C>)
Optional properties :
- reset-gpios : Should specify the gpio for hub reset
+ - vdd-supply : Should specify the phandle to the regulator supplying vdd
- skip-config : Skip Hub configuration, but only send the USB-Attach command
- vendor-id : Set USB Vendor ID of the hub (16 bit, default is 0x0424)
- product-id : Set USB Product ID of the hub (16 bit, default depends on type)
@@ -64,6 +65,8 @@
- power-on-time-ms : Specifies the time it takes from the time the host
initiates the power-on sequence to a port until the port has adequate
power. The value is given in ms in a 0 - 510 range (default is 100ms).
+ - swap-dx-lanes : Specifies the ports which will swap the differential-pair
+ (D+/D-), default is not-swapped.
Examples:
usb2512b@2c {
@@ -81,4 +84,6 @@
manufacturer = "Foo";
product = "Foo-Bar";
serial = "1234567890A";
+ /* correct misplaced usb connectors on port 1,2 */
+ swap-dx-lanes = <1 2>;
};
--
Gitblit v1.6.2