diff options
author | Krzysztof Kozlowski <krzk@kernel.org> | 2019-10-21 19:13:47 +0300 |
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committer | Rob Herring <robh@kernel.org> | 2019-10-29 03:40:47 +0300 |
commit | 0f0bbb7986c4ee8d5223650217719c4432789c1f (patch) | |
tree | b615e8858a758a50d7bcb42e4034ea6b5c10ae91 /Documentation/devicetree/bindings/sram | |
parent | e1679513f9ee831fd777f599f19967a1fd61a7aa (diff) |
dt-bindings: sram: Merge Amlogic SRAM bindings into generic
The Amlogic SRAM bindings list only compatible so integrate them into
generic SRAM bindings schema.
Signed-off-by: Krzysztof Kozlowski <krzk@kernel.org>
Signed-off-by: Rob Herring <robh@kernel.org>
Diffstat (limited to 'Documentation/devicetree/bindings/sram')
-rw-r--r-- | Documentation/devicetree/bindings/sram/sram.yaml | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/sram/sram.yaml b/Documentation/devicetree/bindings/sram/sram.yaml index d141027e5fe1..2ad398019605 100644 --- a/Documentation/devicetree/bindings/sram/sram.yaml +++ b/Documentation/devicetree/bindings/sram/sram.yaml @@ -65,6 +65,8 @@ patternProperties: Should contain a vendor specific string in the form <vendor>,[<device>-]<usage> enum: + - amlogic,meson8-smp-sram + - amlogic,meson8b-smp-sram - samsung,exynos4210-sysram - samsung,exynos4210-sysram-ns @@ -163,3 +165,23 @@ examples: reg = <0x53000 0x1000>; }; }; + + - | + // Amlogic's SMP-capable SoCs use part of the sram for the bringup of the cores. + // Once the core gets powered up it executes the code that is residing at a + // specific location. + // + // Therefore a reserved section sub-node has to be added to the mmio-sram + // declaration. + sram@d9000000 { + compatible = "mmio-sram"; + reg = <0xd9000000 0x20000>; + #address-cells = <1>; + #size-cells = <1>; + ranges = <0 0xd9000000 0x20000>; + + smp-sram@1ff80 { + compatible = "amlogic,meson8b-smp-sram"; + reg = <0x1ff80 0x8>; + }; + }; |