[PATCH] dt-bindings: gpio: Add compatible string for AM64 SoC

[Aswath Govindraju <a-govindraju@xxxxxx>]

Add compatible string for AM64 SoC in device tree binding of davinci GPIO
modules as the same IP is used.

Signed-off-by: Aswath Govindraju <a-govindraju@xxxxxx>
---
 Documentation/devicetree/bindings/gpio/gpio-davinci.txt | 1 +
 1 file changed, 1 insertion(+)

diff --git a/Documentation/devicetree/bindings/gpio/gpio-davinci.txt b/Documentation/devicetree/bindings/gpio/gpio-davinci.txt
index cd91d61eac31..696ea46227d1 100644
--- a/Documentation/devicetree/bindings/gpio/gpio-davinci.txt
+++ b/Documentation/devicetree/bindings/gpio/gpio-davinci.txt
@@ -7,6 +7,7 @@ Required Properties:
 			"ti,k2g-gpio", "ti,keystone-gpio": for 66AK2G
 			"ti,am654-gpio", "ti,keystone-gpio": for TI K3 AM654
 			"ti,j721e-gpio", "ti,keystone-gpio": for J721E SoCs
+			"ti,am64-gpio", "ti,keystone-gpio": for AM64 SoCs
 
 - reg: Physical base address of the controller and the size of memory mapped
        registers.
-- 
2.17.1