[PATCHv3 1/2] gpio: xilinx: dt-binding: Add clock node

[Shubhrajyoti Datta <shubhrajyoti.datta@xxxxxxxxxx>]

Add the clock node to the dt binding.

Signed-off-by: Shubhrajyoti Datta <shubhrajyoti.datta@xxxxxxxxxx>
---
v2: 
Make clocks optional
Add clock name
v3:
No change

 .../devicetree/bindings/gpio/gpio-xilinx.txt       |    4 ++++
 1 files changed, 4 insertions(+), 0 deletions(-)

diff --git a/Documentation/devicetree/bindings/gpio/gpio-xilinx.txt b/Documentation/devicetree/bindings/gpio/gpio-xilinx.txt
index 63bf4be..1372007 100644
--- a/Documentation/devicetree/bindings/gpio/gpio-xilinx.txt
+++ b/Documentation/devicetree/bindings/gpio/gpio-xilinx.txt
@@ -25,12 +25,16 @@ Optional properties:
 - xlnx,dout-default-2 : as above but the second channel
 - xlnx,gpio2-width : as above but for the second channel
 - xlnx,tri-default-2 : as above but for the second channel
+- clocks: Input clock specifier. Refer to common clock bindings.
+- clock-names: Input clock name, should be s_axi_aclk.
 
 
 Example:
 gpio: gpio@40000000 {
 	#gpio-cells = <2>;
 	compatible = "xlnx,xps-gpio-1.00.a";
+	clocks = <&clkc 15>;
+	clock-names = "s_axi_aclk";
 	gpio-controller ;
 	interrupt-parent = <&microblaze_0_intc>;
 	interrupts = < 6 2 >;
-- 
1.7.1

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