[PATCH] arm64: dts: amazon: drop deprecated serial device_type

[Krzysztof Kozlowski]

The device_type property is deprecated by Devicetree specification and
bindings do not allow it.

Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski at linaro.org>
---
 arch/arm64/boot/dts/amazon/alpine-v2.dtsi | 4 ----
 1 file changed, 4 deletions(-)

diff --git a/arch/arm64/boot/dts/amazon/alpine-v2.dtsi b/arch/arm64/boot/dts/amazon/alpine-v2.dtsi
index 4eb2cd14e00b..dccbba6e7f98 100644
--- a/arch/arm64/boot/dts/amazon/alpine-v2.dtsi
+++ b/arch/arm64/boot/dts/amazon/alpine-v2.dtsi
@@ -159,7 +159,6 @@ io-fabric {
 
 			uart0: serial at 1883000 {
 				compatible = "ns16550a";
-				device_type = "serial";
 				reg = <0x1883000 0x1000>;
 				interrupts = <GIC_SPI 17 IRQ_TYPE_LEVEL_HIGH>;
 				clock-frequency = <500000000>;
@@ -170,7 +169,6 @@ uart0: serial at 1883000 {
 
 			uart1: serial at 1884000 {
 				compatible = "ns16550a";
-				device_type = "serial";
 				reg = <0x1884000 0x1000>;
 				interrupts = <GIC_SPI 18 IRQ_TYPE_LEVEL_HIGH>;
 				clock-frequency = <500000000>;
@@ -181,7 +179,6 @@ uart1: serial at 1884000 {
 
 			uart2: serial at 1885000 {
 				compatible = "ns16550a";
-				device_type = "serial";
 				reg = <0x1885000 0x1000>;
 				interrupts = <GIC_SPI 19 IRQ_TYPE_LEVEL_HIGH>;
 				clock-frequency = <500000000>;
@@ -192,7 +189,6 @@ uart2: serial at 1885000 {
 
 			uart3: serial at 1886000 {
 				compatible = "ns16550a";
-				device_type = "serial";
 				reg = <0x1886000 0x1000>;
 				interrupts = <GIC_SPI 20 IRQ_TYPE_LEVEL_HIGH>;
 				clock-frequency = <500000000>;
-- 
2.34.1