These changes are the raw update to linux-4.4.6-rt14. Kernel sources

[kvmfornfv.git] / kernel / Documentation / devicetree / bindings / ata / ahci-ceva.txt

diff --git a/kernel/Documentation/devicetree/bindings/ata/ahci-ceva.txt b/kernel/Documentation/devicetree/bindings/ata/ahci-ceva.txt
new file mode 100644 (file)
index 0000000..7ca8b97
--- /dev/null
+++ b/kernel/Documentation/devicetree/bindings/ata/ahci-ceva.txt
@@ -0,0 +1,20 @@
+Binding for CEVA AHCI SATA Controller
+
+Required properties:
+  - reg: Physical base address and size of the controller's register area.
+  - compatible: Compatibility string. Must be 'ceva,ahci-1v84'.
+  - clocks: Input clock specifier. Refer to common clock bindings.
+  - interrupts: Interrupt specifier. Refer to interrupt binding.
+
+Optional properties:
+  - ceva,broken-gen2: limit to gen1 speed instead of gen2.
+
+Examples:
+       ahci@fd0c0000 {
+               compatible = "ceva,ahci-1v84";
+               reg = <0xfd0c0000 0x200>;
+               interrupt-parent = <&gic>;
+               interrupts = <0 133 4>;
+               clocks = <&clkc SATA_CLK_ID>;
+               ceva,broken-gen2;
+       };