xref: /freebsd/sys/contrib/device-tree/Bindings/ata/ahci-fsl-qoriq.txt (revision c66ec88fed842fbaad62c30d510644ceb7bd2d71)
1*c66ec88fSEmmanuel VadotBinding for Freescale QorIQ AHCI SATA Controller
2*c66ec88fSEmmanuel Vadot
3*c66ec88fSEmmanuel VadotRequired properties:
4*c66ec88fSEmmanuel Vadot  - reg: Physical base address and size of the controller's register area.
5*c66ec88fSEmmanuel Vadot  - compatible: Compatibility string. Must be 'fsl,<chip>-ahci', where
6*c66ec88fSEmmanuel Vadot    chip could be ls1021a, ls1043a, ls1046a, ls1088a, ls2080a etc.
7*c66ec88fSEmmanuel Vadot  - clocks: Input clock specifier. Refer to common clock bindings.
8*c66ec88fSEmmanuel Vadot  - interrupts: Interrupt specifier. Refer to interrupt binding.
9*c66ec88fSEmmanuel Vadot
10*c66ec88fSEmmanuel VadotOptional properties:
11*c66ec88fSEmmanuel Vadot  - dma-coherent: Enable AHCI coherent DMA operation.
12*c66ec88fSEmmanuel Vadot  - reg-names: register area names when there are more than 1 register area.
13*c66ec88fSEmmanuel Vadot
14*c66ec88fSEmmanuel VadotExamples:
15*c66ec88fSEmmanuel Vadot	sata@3200000 {
16*c66ec88fSEmmanuel Vadot		compatible = "fsl,ls1021a-ahci";
17*c66ec88fSEmmanuel Vadot		reg = <0x0 0x3200000 0x0 0x10000>;
18*c66ec88fSEmmanuel Vadot		interrupts = <GIC_SPI 101 IRQ_TYPE_LEVEL_HIGH>;
19*c66ec88fSEmmanuel Vadot		clocks = <&platform_clk 1>;
20*c66ec88fSEmmanuel Vadot		dma-coherent;
21*c66ec88fSEmmanuel Vadot	};
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