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sata_rcar: Add clocks to sata_rcar bindings 

Now that the clocks are available in the R-Car Gen2 DT,
add clocks property description to the sata_rcar bindings.
The clocks have been tested on r8a7791 so we use that
as an example of the R-Car SATA node.

Signed-off-by: Valentine Barshak <valentine.barshak@cogentembedded.com>
[geert: Reworded clocks property]
Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
Acked-by: Simon Horman <horms+renesas@verge.net.au>
Signed-off-by: Tejun Heo <tj@kernel.org>
This commit is contained in:
Valentine Barshak 2014-11-10 19:42:29 +01:00 committed by Tejun Heo
parent 35c16a8f0b
commit b78384d533
1 changed files with 6 additions and 4 deletions
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10
Documentation/devicetree/bindings/ata/sata_rcar.txt
View File

@ -9,12 +9,14 @@ Required properties:
- "renesas,sata-r8a7793" for R-Car M2-N
- reg : address and length of the SATA registers;
- interrupts : must consist of one interrupt specifier.
- clocks : must contain a reference to the functional clock.
Example:
sata: sata@fc600000 {
compatible = "renesas,sata-r8a7779";
reg = <0xfc600000 0x2000>;
sata0: sata@ee300000 {
compatible = "renesas,sata-r8a7791";
reg = <0 0xee300000 0 0x2000>;
interrupt-parent = <&gic>;
interrupts = <0 100 IRQ_TYPE_LEVEL_HIGH>;
interrupts = <0 105 IRQ_TYPE_LEVEL_HIGH>;
clocks = <&mstp8_clks R8A7791_CLK_SATA0>;
};