diff options
| -rw-r--r-- | Documentation/devicetree/bindings/ata/ahci-platform.txt | 6 | ||||
| -rw-r--r-- | Documentation/devicetree/bindings/ata/imx-sata.txt | 26 |
2 files changed, 26 insertions, 6 deletions
diff --git a/Documentation/devicetree/bindings/ata/ahci-platform.txt b/Documentation/devicetree/bindings/ata/ahci-platform.txt index c96d8dcf98fd..549ceb8cb93b 100644 --- a/Documentation/devicetree/bindings/ata/ahci-platform.txt +++ b/Documentation/devicetree/bindings/ata/ahci-platform.txt @@ -6,8 +6,6 @@ Each SATA controller should have its own node. Required properties: - 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" @@ -22,10 +20,6 @@ Optional properties: - clocks : a list of phandle + clock specifier pairs - target-supply : regulator for SATA target power -"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"; diff --git a/Documentation/devicetree/bindings/ata/imx-sata.txt b/Documentation/devicetree/bindings/ata/imx-sata.txt new file mode 100644 index 000000000000..aeb99dd986b0 --- /dev/null +++ b/Documentation/devicetree/bindings/ata/imx-sata.txt @@ -0,0 +1,26 @@ +* Freescale i.MX AHCI SATA Controller + +The Freescale i.MX SATA controller mostly conforms to the AHCI interface +with some special extensions at integration level. + +Required properties: +- compatible : should be one of the following: + - "fsl,imx53-ahci" for i.MX53 SATA controller + - "fsl,imx6q-ahci" for i.MX6Q SATA controller +- interrupts : interrupt mapping for SATA IRQ +- reg : registers mapping +- clocks : list of clock specifiers, must contain an entry for each + required entry in clock-names +- clock-names : should include "sata", "sata_ref" and "ahb" entries + +Examples: + +sata@02200000 { + compatible = "fsl,imx6q-ahci"; + reg = <0x02200000 0x4000>; + interrupts = <0 39 IRQ_TYPE_LEVEL_HIGH>; + clocks = <&clks IMX6QDL_CLK_SATA>, + <&clks IMX6QDL_CLK_SATA_REF_100M>, + <&clks IMX6QDL_CLK_AHB>; + clock-names = "sata", "sata_ref", "ahb"; +}; |