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Diffstat (limited to 'Documentation/devicetree/bindings/arm/hs/hisilicon.txt')
| -rw-r--r-- | Documentation/devicetree/bindings/arm/hs/hisilicon.txt | 32 |
1 files changed, 32 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/arm/hs/hisilicon.txt b/Documentation/devicetree/bindings/arm/hs/hisilicon.txt index 3be60c861dd2..41ac783542e1 100644 --- a/Documentation/devicetree/bindings/arm/hs/hisilicon.txt +++ b/Documentation/devicetree/bindings/arm/hs/hisilicon.txt @@ -8,3 +8,35 @@ Required root node properties: Hi4511 Board Required root node properties: - compatible = "hisilicon,hi3620-hi4511"; + + +Hisilicon sctrl resiter description + +Required properties: +- compatible : "hisilicon,sctrl" +- reg : Address and size of sysctrl. +- smp_reg : offset in sysctrl for notifying slave cpu booting + cpu 1, reg; + cpu 2, reg + 0x4; + cpu 3, reg + 0x8; + If reg value is not zero, cpun exit wfi and go +- resume_reg : offset in sysctrl for notifying cpu0 when resume +- reset_reg : offset in sysctrl for system reset + +Example: + hi3716: + sctrl@f8000000 { + compatible = "hisilicon,sctrl"; + reg = <0xf8000000 0x1000>; + smp_reg = <0xc0>; + reboot_reg = <0x4>; + }; + + hi3620: + sctrl@fc802000 { + compatible = "hisilicon,sctrl"; + reg = <0xfc802000 0x1000>; + smp_reg = <0x31c>; + resume_reg = <0x308>; + reboot_reg = <0x4>; + }; |