diff --git a/Documentation/devicetree/bindings/arm/bcm/brcm,bcm63138.txt b/Documentation/devicetree/bindings/arm/bcm/brcm,bcm63138.txt index 999e074b8ac303a4e1491a1016336ccfaffcd1d7..b82b6a0ae6f725cee5f6138657e05bdb92e138f7 100644 --- a/Documentation/devicetree/bindings/arm/bcm/brcm,bcm63138.txt +++ b/Documentation/devicetree/bindings/arm/bcm/brcm,bcm63138.txt @@ -49,3 +49,37 @@ Example: compatible = "brcm,bcm63138-bootlut"; reg = <0x8000 0x50>; }; + +======= +reboot +------ +Two nodes are required for software reboot: a timer node and a syscon-reboot node. + +Timer node: + +- compatible: Must be "brcm,bcm6328-timer", "syscon" +- reg: Register base address and length + +Syscon reboot node: + +See Documentation/devicetree/bindings/power/reset/syscon-reboot.txt for the +detailed list of properties, the two values defined below are specific to the +BCM6328-style timer: + +- offset: Should be 0x34 to denote the offset of the TIMER_WD_TIMER_RESET register + from the beginning of the TIMER block +- mask: Should be 1 for the SoftRst bit. + +Example: + + timer: timer@80 { + compatible = "brcm,bcm6328-timer", "syscon"; + reg = <0x80 0x3c>; + }; + + reboot { + compatible = "syscon-reboot"; + regmap = <&timer>; + offset = <0x34>; + mask = <0x1>; + };