ARM: dts: qcom: Label serial nodes for aliasing and stdout-path

Add a label to the serial nodes that are being used for the
console.
Signed-off-by: Stephen Boyd <sboyd@codeaurora.org>

arch/arm/boot/dts/qcom-apq8084.dtsi

@@ -234,7 +234,7 @@ tlmm: pinctrl@fd510000 {
 			interrupts = <0 208 0>;
 		};
 
-		serial@f995e000 {
+		blsp2_uart2: serial@f995e000 {
 			compatible = "qcom,msm-uartdm-v1.4", "qcom,msm-uartdm";
 			reg = <0xf995e000 0x1000>;
 			interrupts = <0 114 0x0>;

arch/arm/boot/dts/qcom-ipq8064.dtsi

@@ -197,7 +197,7 @@ gsbi4: gsbi@16300000 {
 
 			syscon-tcsr = <&tcsr>;
 
-			serial@16340000 {
+			gsbi4_serial: serial@16340000 {
 				compatible = "qcom,msm-uartdm-v1.3", "qcom,msm-uartdm";
 				reg = <0x16340000 0x1000>,
 				      <0x16300000 0x1000>;

arch/arm/boot/dts/qcom-msm8660.dtsi

@@ -98,7 +98,7 @@ gsbi12: gsbi@19c00000 {
 
 			syscon-tcsr = <&tcsr>;
 
-			serial@19c40000 {
+			gsbi12_serial: serial@19c40000 {
 				compatible = "qcom,msm-uartdm-v1.3", "qcom,msm-uartdm";
 				reg = <0x19c40000 0x1000>,
 				      <0x19c00000 0x1000>;

arch/arm/boot/dts/qcom-msm8960.dtsi

@@ -157,7 +157,7 @@ gsbi5: gsbi@16400000 {
 
 			syscon-tcsr = <&tcsr>;
 
-			serial@16440000 {
+			gsbi5_serial: serial@16440000 {
 				compatible = "qcom,msm-uartdm-v1.3", "qcom,msm-uartdm";
 				reg = <0x16440000 0x1000>,
 				      <0x16400000 0x1000>;

arch/arm/boot/dts/qcom-msm8974.dtsi

@@ -259,7 +259,7 @@ smem@fa00000 {
 			hwlocks = <&tcsr_mutex 3>;
 		};
 
-		serial@f991e000 {
+		blsp1_uart2: serial@f991e000 {
 			compatible = "qcom,msm-uartdm-v1.4", "qcom,msm-uartdm";
 			reg = <0xf991e000 0x1000>;
 			interrupts = <0 108 0x0>;