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| author |   Kevin Hilman <khilman@linaro.org> | 2013-12-17 16:23:49 -0800 |
|---|---|---|
| committer | Kevin Hilman <khilman@linaro.org> | 2013-12-17 16:43:34 -0800 |
| commit | a9434e96d9f089e778b440217f815c8e85daf317 (patch) | |
| tree | a8fbebcc67b2b6c992b249d5c29035f9d6a5b309 /Documentation/devicetree/bindings/arm/hisilicon | |
| parent | ARM: config: add defconfig for Hi3xxx (diff) | |
| download | linux-dev-a9434e96d9f089e778b440217f815c8e85daf317.tar.xz linux-dev-a9434e96d9f089e778b440217f815c8e85daf317.zip | |
ARM: hi3xxx: add smp support
Enable SMP support on hi3xxx platform
Signed-off-by: Zhangfei Gao <zhangfei.gao@linaro.org>
Tested-by: Zhang Mingjun <zhang.mingjun@linaro.org>
Tested-by: Li Xin <li.xin@linaro.org>
Signed-off-by: Haojian Zhuang <haojian.zhuang@linaro.org>
[khilman: fix checkpatch errors]
Signed-off-by: Kevin Hilman <khilman@linaro.org>
Diffstat (limited to 'Documentation/devicetree/bindings/arm/hisilicon')
| -rw-r--r-- | Documentation/devicetree/bindings/arm/hisilicon/hisilicon.txt | 26 |
1 files changed, 26 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/arm/hisilicon/hisilicon.txt b/Documentation/devicetree/bindings/arm/hisilicon/hisilicon.txt index 21a73363e019..8c7a4653508d 100644 --- a/Documentation/devicetree/bindings/arm/hisilicon/hisilicon.txt +++ b/Documentation/devicetree/bindings/arm/hisilicon/hisilicon.txt @@ -4,3 +4,29 @@ Hisilicon Platforms Device Tree Bindings Hi4511 Board Required root node properties: - compatible = "hisilicon,hi3620-hi4511"; + +Hisilicon system controller + +Required properties: +- compatible : "hisilicon,sysctrl" +- reg : Register address and size + +Optional properties: +- smp-offset : 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-offset : offset in sysctrl for notifying cpu0 when resume +- reboot-offset : offset in sysctrl for system reboot + +Example: + + /* for Hi3620 */ + sysctrl: system-controller@fc802000 { + compatible = "hisilicon,sysctrl"; + reg = <0xfc802000 0x1000>; + smp-offset = <0x31c>; + resume-offset = <0x308>; + reboot-offset = <0x4>; + }; |