diff --git a/Documentation/devicetree/bindings/dma/fsl,edma.yaml b/Documentation/devicetree/bindings/dma/fsl,edma.yaml index 5fd8fc604261..437db0c62339 100644 --- a/Documentation/devicetree/bindings/dma/fsl,edma.yaml +++ b/Documentation/devicetree/bindings/dma/fsl,edma.yaml @@ -21,32 +21,41 @@ properties: - enum: - fsl,vf610-edma - fsl,imx7ulp-edma + - fsl,imx8qm-adma + - fsl,imx8qm-edma + - fsl,imx93-edma3 + - fsl,imx93-edma4 - items: - const: fsl,ls1028a-edma - const: fsl,vf610-edma reg: - minItems: 2 + minItems: 1 maxItems: 3 interrupts: - minItems: 2 - maxItems: 17 + minItems: 1 + maxItems: 64 interrupt-names: - minItems: 2 - maxItems: 17 + minItems: 1 + maxItems: 64 "#dma-cells": - const: 2 + enum: + - 2 + - 3 dma-channels: - const: 32 + minItems: 1 + maxItems: 64 clocks: + minItems: 1 maxItems: 2 clock-names: + minItems: 1 maxItems: 2 big-endian: @@ -65,6 +74,29 @@ required: allOf: - $ref: dma-controller.yaml# + - if: + properties: + compatible: + contains: + enum: + - fsl,imx8qm-adma + - fsl,imx8qm-edma + - fsl,imx93-edma3 + - fsl,imx93-edma4 + then: + properties: + "#dma-cells": + const: 3 + # It is not necessary to write the interrupt name for each channel. + # instead, you can simply maintain the sequential IRQ numbers as + # defined for the DMA channels. + interrupt-names: false + clock-names: + items: + - const: dma + clocks: + maxItems: 1 + - if: properties: compatible: @@ -72,18 +104,26 @@ allOf: const: fsl,vf610-edma then: properties: + clocks: + minItems: 2 clock-names: items: - const: dmamux0 - const: dmamux1 interrupts: + minItems: 2 maxItems: 2 interrupt-names: items: - const: edma-tx - const: edma-err reg: + minItems: 2 maxItems: 3 + "#dma-cells": + const: 2 + dma-channels: + const: 32 - if: properties: @@ -92,14 +132,22 @@ allOf: const: fsl,imx7ulp-edma then: properties: + clock: + minItems: 2 clock-names: items: - const: dma - const: dmamux0 interrupts: + minItems: 2 maxItems: 17 reg: + minItems: 2 maxItems: 2 + "#dma-cells": + const: 2 + dma-channels: + const: 32 unevaluatedProperties: false @@ -153,3 +201,47 @@ examples: clock-names = "dma", "dmamux0"; clocks = <&pcc2 IMX7ULP_CLK_DMA1>, <&pcc2 IMX7ULP_CLK_DMA_MUX1>; }; + + - | + #include + #include + + dma-controller@44000000 { + compatible = "fsl,imx93-edma3"; + reg = <0x44000000 0x200000>; + #dma-cells = <3>; + dma-channels = <31>; + interrupts = , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + ; + clocks = <&clk IMX93_CLK_EDMA1_GATE>; + clock-names = "dma"; + };