From 34e5719e1c6bcdc585731cbe6af11497aafaa1a6 Mon Sep 17 00:00:00 2001
From: Hector Martin <marcan@marcan.st>
Date: Thu, 9 Dec 2021 13:45:01 +0900
Subject: arm64: dts: apple: t8103: Add apple,min-state to DCP PMGR nodes
This is required for DCP to boot successfully; it seems if power gating
is allowed, they do not wake up properly.
Reviewed-by: Sven Peter <sven@svenpeter.dev>
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 1310be74df1d..fc51bc872468 100644
--- a/arch/arm64/boot/dts/apple/t8103-pmgr.dtsi
+++ b/arch/arm64/boot/dts/apple/t8103-pmgr.dtsi
@@ -665,6 +665,7 @@
#reset-cells = <0>;
label = "dispext_cpu0";
power-domains = <&ps_dispext_fe>;
+ apple,min-state = <4>;
};
ps_jpg: power-controller@3c0 {
@@ -1005,6 +1006,7 @@
label = "disp0_cpu0";
power-domains = <&ps_disp0_fe>;
apple,always-on; /* TODO: figure out if we can enable PM here */
+ apple,min-state = <4>;
};
};
--
cgit