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/regulator/twl-regulator.txt |    7 +++++++
 1 files changed, 7 insertions(+), 0 deletions(-)

diff --git a/kernel/Documentation/devicetree/bindings/regulator/twl-regulator.txt b/kernel/Documentation/devicetree/bindings/regulator/twl-regulator.txt
index 74a91c4..549f804 100644
--- a/kernel/Documentation/devicetree/bindings/regulator/twl-regulator.txt
+++ b/kernel/Documentation/devicetree/bindings/regulator/twl-regulator.txt
@@ -71,3 +71,10 @@
 		regulator-min-microvolt  = <1000000>;
 		regulator-max-microvolt  = <3000000>;
 	};
+
+For twl6030 regulators/LDOs:
+
+ - ti,retain-on-reset: Does not turn off the supplies during warm
+                       reset. Could be needed for VMMC, as TWL6030
+                       reset sequence for this signal does not comply
+                       with the SD specification.

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