diff options
| -rw-r--r-- | Documentation/devicetree/bindings/gpu/img,powervr-rogue.yaml | 43 |
1 files changed, 38 insertions, 5 deletions
diff --git a/Documentation/devicetree/bindings/gpu/img,powervr-rogue.yaml b/Documentation/devicetree/bindings/gpu/img,powervr-rogue.yaml index 256e252f8087..e1056bf2af84 100644 --- a/Documentation/devicetree/bindings/gpu/img,powervr-rogue.yaml +++ b/Documentation/devicetree/bindings/gpu/img,powervr-rogue.yaml @@ -12,10 +12,23 @@ maintainers: properties: compatible: - items: - - enum: - - ti,am62-gpu - - const: img,img-axe # IMG AXE GPU model/revision is fully discoverable + oneOf: + - items: + - enum: + - ti,am62-gpu + - const: img,img-axe-1-16m + # This deprecated element must be kept around to allow old kernels to + # work with newer dts. + - const: img,img-axe + - const: img,img-rogue + + # This legacy combination of compatible strings was introduced early on + # before the more specific GPU identifiers were used. + - items: + - enum: + - ti,am62-gpu + - const: img,img-axe + deprecated: true reg: maxItems: 1 @@ -37,6 +50,12 @@ properties: power-domains: maxItems: 1 + power-domain-names: + items: + - const: a + + dma-coherent: true + required: - compatible - reg @@ -47,6 +66,18 @@ required: additionalProperties: false allOf: + # Constraints added alongside the new compatible strings that would otherwise + # create an ABI break. + - if: + properties: + compatible: + contains: + const: img,img-rogue + then: + required: + - power-domains + - power-domain-names + - if: properties: compatible: @@ -64,10 +95,12 @@ examples: #include <dt-bindings/soc/ti,sci_pm_domain.h> gpu@fd00000 { - compatible = "ti,am62-gpu", "img,img-axe"; + compatible = "ti,am62-gpu", "img,img-axe-1-16m", "img,img-axe", + "img,img-rogue"; reg = <0x0fd00000 0x20000>; clocks = <&k3_clks 187 0>; clock-names = "core"; interrupts = <GIC_SPI 86 IRQ_TYPE_LEVEL_HIGH>; power-domains = <&k3_pds 187 TI_SCI_PD_EXCLUSIVE>; + power-domain-names = "a"; }; |