diff options
Diffstat (limited to 'Documentation/devicetree/bindings/cache')
| -rw-r--r-- | Documentation/devicetree/bindings/cache/qcom,llcc.yaml | 55 | ||||
| -rw-r--r-- | Documentation/devicetree/bindings/cache/starfive,jh8100-starlink-cache.yaml | 66 |
2 files changed, 120 insertions, 1 deletions
diff --git a/Documentation/devicetree/bindings/cache/qcom,llcc.yaml b/Documentation/devicetree/bindings/cache/qcom,llcc.yaml index b9a9f2cf32a1..68ea5f70b75f 100644 --- a/Documentation/devicetree/bindings/cache/qcom,llcc.yaml +++ b/Documentation/devicetree/bindings/cache/qcom,llcc.yaml @@ -21,6 +21,7 @@ properties: compatible: enum: - qcom,qdu1000-llcc + - qcom,sa8775p-llcc - qcom,sc7180-llcc - qcom,sc7280-llcc - qcom,sc8180x-llcc @@ -84,6 +85,33 @@ allOf: compatible: contains: enum: + - qcom,sa8775p-llcc + then: + properties: + reg: + items: + - description: LLCC0 base register region + - description: LLCC1 base register region + - description: LLCC2 base register region + - description: LLCC3 base register region + - description: LLCC4 base register region + - description: LLCC5 base register region + - description: LLCC broadcast base register region + reg-names: + items: + - const: llcc0_base + - const: llcc1_base + - const: llcc2_base + - const: llcc3_base + - const: llcc4_base + - const: llcc5_base + - const: llcc_broadcast_base + + - if: + properties: + compatible: + contains: + enum: - qcom,sc7280-llcc then: properties: @@ -141,8 +169,31 @@ allOf: - qcom,sm8150-llcc - qcom,sm8250-llcc - qcom,sm8350-llcc + then: + properties: + reg: + items: + - description: LLCC0 base register region + - description: LLCC1 base register region + - description: LLCC2 base register region + - description: LLCC3 base register region + - description: LLCC broadcast base register region + reg-names: + items: + - const: llcc0_base + - const: llcc1_base + - const: llcc2_base + - const: llcc3_base + - const: llcc_broadcast_base + + - if: + properties: + compatible: + contains: + enum: - qcom,sm8450-llcc - qcom,sm8550-llcc + - qcom,sm8650-llcc then: properties: reg: @@ -151,7 +202,8 @@ allOf: - description: LLCC1 base register region - description: LLCC2 base register region - description: LLCC3 base register region - - description: LLCC broadcast base register region + - description: LLCC broadcast OR register region + - description: LLCC broadcast AND register region reg-names: items: - const: llcc0_base @@ -159,6 +211,7 @@ allOf: - const: llcc2_base - const: llcc3_base - const: llcc_broadcast_base + - const: llcc_broadcast_and_base additionalProperties: false diff --git a/Documentation/devicetree/bindings/cache/starfive,jh8100-starlink-cache.yaml b/Documentation/devicetree/bindings/cache/starfive,jh8100-starlink-cache.yaml new file mode 100644 index 000000000000..6d61098e388b --- /dev/null +++ b/Documentation/devicetree/bindings/cache/starfive,jh8100-starlink-cache.yaml @@ -0,0 +1,66 @@ +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/cache/starfive,jh8100-starlink-cache.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: StarFive StarLink Cache Controller + +maintainers: + - Joshua Yeong <joshua.yeong@starfivetech.com> + +description: + StarFive's StarLink Cache Controller manages the L3 cache shared between + clusters of CPU cores. The cache driver enables RISC-V non-standard cache + management as an alternative to instructions in the RISC-V Zicbom extension. + +allOf: + - $ref: /schemas/cache-controller.yaml# + +# We need a select here so we don't match all nodes with 'cache' +select: + properties: + compatible: + contains: + enum: + - starfive,jh8100-starlink-cache + + required: + - compatible + +properties: + compatible: + items: + - const: starfive,jh8100-starlink-cache + - const: cache + + reg: + maxItems: 1 + +unevaluatedProperties: false + +required: + - compatible + - reg + - cache-block-size + - cache-level + - cache-sets + - cache-size + - cache-unified + +examples: + - | + soc { + #address-cells = <2>; + #size-cells = <2>; + + cache-controller@15000000 { + compatible = "starfive,jh8100-starlink-cache", "cache"; + reg = <0x0 0x15000000 0x0 0x278>; + cache-block-size = <64>; + cache-level = <3>; + cache-sets = <8192>; + cache-size = <0x400000>; + cache-unified; + }; + }; |