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dt-bindings: add used but undocumented rockchip grf compatible values

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There are some more General Register Files used in devicetree files
already, but as of now undocumented in the binding document, fix that.

Signed-off-by: Heiko Stuebner <heiko@sntech.de>
Reviewed-by: Douglas Anderson <dianders@chromium.org>
Acked-by: Rob Herring <robh@kernel.org>
Reviewed-by: Shawn Lin <shawn.lin@rock-chips.com>
This commit is contained in:
Heiko Stuebner 2016-11-17 00:03:02 +01:00
parent e9284603d8
commit 2c257ce6ab
1 changed files with 4 additions and 0 deletions
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4
Documentation/devicetree/bindings/soc/rockchip/grf.txt
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@ -5,11 +5,13 @@ is composed of many registers for system control.
From RK3368 SoCs, the GRF is divided into two sections,
- GRF, used for general non-secure system,
- SGRF, used for general secure system,
- PMUGRF, used for always on system
Required Properties:
- compatible: GRF should be one of the followings
- "rockchip,rk3036-grf", "syscon": for rk3036
- "rockchip,rk3066-grf", "syscon": for rk3066
- "rockchip,rk3188-grf", "syscon": for rk3188
- "rockchip,rk3228-grf", "syscon": for rk3228
@ -19,6 +21,8 @@ Required Properties:
- compatible: PMUGRF should be one of the followings
- "rockchip,rk3368-pmugrf", "syscon": for rk3368
- "rockchip,rk3399-pmugrf", "syscon": for rk3399
- compatible: SGRF should be one of the following
- "rockchip,rk3288-sgrf", "syscon": for rk3288
- reg: physical base address of the controller and length of memory mapped
region.