diff options
Diffstat (limited to 'Documentation/devicetree/bindings/ata/ahci-platform.txt')
| -rw-r--r-- | Documentation/devicetree/bindings/ata/ahci-platform.txt | 28 |
1 files changed, 25 insertions, 3 deletions
diff --git a/Documentation/devicetree/bindings/ata/ahci-platform.txt b/Documentation/devicetree/bindings/ata/ahci-platform.txt index 89de1564950c..c96d8dcf98fd 100644 --- a/Documentation/devicetree/bindings/ata/ahci-platform.txt +++ b/Documentation/devicetree/bindings/ata/ahci-platform.txt @@ -4,17 +4,39 @@ SATA nodes are defined to describe on-chip Serial ATA controllers. Each SATA controller should have its own node. Required properties: -- compatible : compatible list, contains "snps,spear-ahci" +- compatible : compatible string, one of: + - "allwinner,sun4i-a10-ahci" + - "fsl,imx53-ahci" + - "fsl,imx6q-ahci" + - "hisilicon,hisi-ahci" + - "ibm,476gtr-ahci" + - "marvell,armada-380-ahci" + - "snps,dwc-ahci" + - "snps,exynos5440-ahci" + - "snps,spear-ahci" - interrupts : <interrupt mapping for SATA IRQ> - reg : <registers mapping> Optional properties: - dma-coherent : Present if dma operations are coherent +- clocks : a list of phandle + clock specifier pairs +- target-supply : regulator for SATA target power -Example: +"fsl,imx53-ahci", "fsl,imx6q-ahci" required properties: +- clocks : must contain the sata, sata_ref and ahb clocks +- clock-names : must contain "ahb" for the ahb clock + +Examples: sata@ffe08000 { compatible = "snps,spear-ahci"; reg = <0xffe08000 0x1000>; interrupts = <115>; - }; + + ahci: sata@01c18000 { + compatible = "allwinner,sun4i-a10-ahci"; + reg = <0x01c18000 0x1000>; + interrupts = <56>; + clocks = <&pll6 0>, <&ahb_gates 25>; + target-supply = <®_ahci_5v>; + }; |