diff mbox series

[7/7] ARM:mstar: Add reboot support

Message ID 20200726043948.1357573-8-daniel@0x0f.com (mailing list archive)
State Superseded
Headers show
Series ARM:mstar: DT filling out | expand

Commit Message

Daniel Palmer July 26, 2020, 4:39 a.m. UTC 
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@0x0f.com>
---
 arch/arm/boot/dts/mstar-v7.dtsi | 7 +++++++
 1 file changed, 7 insertions(+)
diff mbox series

Patch

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@1c00 {
 				reg = <0x1c00 0x100>;
 			};
 
+			reboot {
+				compatible = "syscon-reboot";
+				regmap = <&pmsleep>;
+				offset = <0xb8>;
+				mask = <0x79>;
+			};
+
 			l3bridge: l3bridge@204400 {
 				compatible = "mstar,l3bridge";
 				reg = <0x204400 0x200>;