Message ID | 1433484148-7464-2-git-send-email-suneel.garapati@xilinx.com |
---|---|
State | Superseded, archived |
Headers | show |
On 06/05/2015 08:02 AM, Suneel Garapati wrote: > adds bindings for CEVA AHCI SATA controller. optional property > broken-gen2 is useful incase of hardware speed limitation. > > Signed-off-by: Suneel Garapati <suneel.garapati@xilinx.com> > --- > Documentation/devicetree/bindings/ata/ahci-ceva.txt | 20 ++++++++++++++++++++ > 1 file changed, 20 insertions(+) > create mode 100644 Documentation/devicetree/bindings/ata/ahci-ceva.txt > > diff --git a/Documentation/devicetree/bindings/ata/ahci-ceva.txt b/Documentation/devicetree/bindings/ata/ahci-ceva.txt > new file mode 100644 > index 0000000..7ca8b97 > --- /dev/null > +++ b/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; > + }; > -- > 2.1.2 Acked-by: Michal Simek <michal.simek@xilinx.com> FYI: Adding ceva prefix to vendor-prefixes is already in arm-soc tree. And ceva,broken-gen2 targets hardware limitation. Thanks, Michal
diff --git a/Documentation/devicetree/bindings/ata/ahci-ceva.txt b/Documentation/devicetree/bindings/ata/ahci-ceva.txt new file mode 100644 index 0000000..7ca8b97 --- /dev/null +++ b/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; + };
adds bindings for CEVA AHCI SATA controller. optional property broken-gen2 is useful incase of hardware speed limitation. Signed-off-by: Suneel Garapati <suneel.garapati@xilinx.com> --- Documentation/devicetree/bindings/ata/ahci-ceva.txt | 20 ++++++++++++++++++++ 1 file changed, 20 insertions(+) create mode 100644 Documentation/devicetree/bindings/ata/ahci-ceva.txt -- 2.1.2 -- To unsubscribe from this list: send the line "unsubscribe devicetree" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html