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Date: Sun, 26 Jul 2020 13:39:48 +0900
From: Daniel Palmer <daniel@...f.com>
To: soc@...nel.org
Cc: arnd@...db.de, linux-arm-kernel@...ts.infradead.org,
linux-kernel@...r.kernel.org, Daniel Palmer <daniel@...f.com>
Subject: [PATCH 7/7] ARM:mstar: Add reboot support
MStar v7 SoCs support reset by writing a magic value to a register
in the "pmsleep" area.
This adds a node for using the syscon reboot driver to trigger a reset.
Signed-off-by: Daniel Palmer <daniel@...f.com>
---
arch/arm/boot/dts/mstar-v7.dtsi | 7 +++++++
1 file changed, 7 insertions(+)
diff --git a/arch/arm/boot/dts/mstar-v7.dtsi b/arch/arm/boot/dts/mstar-v7.dtsi
index c8b192569d05..7ac7e649189f 100644
--- a/arch/arm/boot/dts/mstar-v7.dtsi
+++ b/arch/arm/boot/dts/mstar-v7.dtsi
@@ -78,6 +78,13 @@ pmsleep: syscon@...0 {
reg = <0x1c00 0x100>;
};
+ reboot {
+ compatible = "syscon-reboot";
+ regmap = <&pmsleep>;
+ offset = <0xb8>;
+ mask = <0x79>;
+ };
+
l3bridge: l3bridge@...400 {
compatible = "mstar,l3bridge";
reg = <0x204400 0x200>;
--
2.27.0
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