Both A10 and A13 Allwinner SoCs have a Synopsys APB uart3 device
available, so add it to the sunxi.dtsi file

Signed-off-by: Maxime Ripard <maxime.rip...@free-electrons.com>
Acked-by: Emilio López <emi...@elopez.com.ar>
---
 arch/arm/boot/dts/sunxi.dtsi |   10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/arch/arm/boot/dts/sunxi.dtsi b/arch/arm/boot/dts/sunxi.dtsi
index cf53c43..a85030b 100644
--- a/arch/arm/boot/dts/sunxi.dtsi
+++ b/arch/arm/boot/dts/sunxi.dtsi
@@ -68,5 +68,15 @@
                        clocks = <&osc>;
                        status = "disabled";
                };
+
+               uart3: serial@01c28c00 {
+                       compatible = "snps,dw-apb-uart";
+                       reg = <0x01c28c00 0x400>;
+                       interrupts = <4>;
+                       reg-shift = <2>;
+                       reg-io-width = <4>;
+                       clocks = <&osc>;
+                       status = "disabled";
+               };
        };
 };
-- 
1.7.10.4

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