lede/target/linux/silicon/patches-5.19/0011-arm64-dts-apple-Mark-ATC-USB-AON-domains-as-always-o.patch

40 lines
1.3 KiB
Diff

From b348548945561245a2aea95ef9a9b5afe1efa78c Mon Sep 17 00:00:00 2001
From: Hector Martin <marcan@marcan.st>
Date: Thu, 3 Mar 2022 02:20:39 +0900
Subject: [PATCH 011/171] arm64: dts: apple: Mark ATC USB AON domains as
always-on
Shutting these down breaks dwc3 init done by the firmware. We probably
never want to do this anyway. It might be possible remove this once
a PHY driver is in place to do the init properly, but it may not be
worth it.
Signed-off-by: Hector Martin <marcan@marcan.st>
---
arch/arm64/boot/dts/apple/t8103-pmgr.dtsi | 2 ++
1 file changed, 2 insertions(+)
diff --git a/arch/arm64/boot/dts/apple/t8103-pmgr.dtsi b/arch/arm64/boot/dts/apple/t8103-pmgr.dtsi
index a6dbb1f485d8..926b1e54b64b 100644
--- a/arch/arm64/boot/dts/apple/t8103-pmgr.dtsi
+++ b/arch/arm64/boot/dts/apple/t8103-pmgr.dtsi
@@ -1103,6 +1103,7 @@ ps_atc0_usb_aon: power-controller@88 {
#power-domain-cells = <0>;
#reset-cells = <0>;
label = "atc0_usb_aon";
+ apple,always-on; /* Needs to stay on for dwc3 to work */
};
ps_atc1_usb_aon: power-controller@90 {
@@ -1111,6 +1112,7 @@ ps_atc1_usb_aon: power-controller@90 {
#power-domain-cells = <0>;
#reset-cells = <0>;
label = "atc1_usb_aon";
+ apple,always-on; /* Needs to stay on for dwc3 to work */
};
ps_atc0_usb: power-controller@98 {
--
2.34.1