ipq806x: add ap148 bootargs to DT

Only one bootargs is really needed: the tty port. All the other
information will use the OpenWrt mechanisms.

Signed-off-by: Mathieu Olivari <mathieu@codeaurora.org>

SVN-Revision: 44793

target/linux/ipq806x/patches/020-add-ap148-bootargs.patch

@@ -0,0 +1,46 @@
+--- a/arch/arm/boot/dts/qcom-ipq8064-ap148.dts
++++ b/arch/arm/boot/dts/qcom-ipq8064-ap148.dts
+@@ -14,6 +14,14 @@
+ 		};
+ 	};
+ 
++	alias {
++		serial0 = &uart4;
++	};
++
++	chosen {
++		linux,stdout-path = "serial0:115200n8";
++	};
++
+ 	soc {
+ 		pinmux@800000 {
+ 			i2c4_pins: i2c4_pinmux {
+--- a/arch/arm/boot/dts/qcom-ipq8064.dtsi
++++ b/arch/arm/boot/dts/qcom-ipq8064.dtsi
+@@ -140,7 +140,7 @@
+ 			ranges;
+ 			status = "disabled";
+ 
+-			serial@12490000 {
++			uart2: serial@12490000 {
+ 				compatible = "qcom,msm-uartdm-v1.3", "qcom,msm-uartdm";
+ 				reg = <0x12490000 0x1000>,
+ 				      <0x12480000 0x1000>;
+@@ -175,7 +175,7 @@
+ 			ranges;
+ 			status = "disabled";
+ 
+-			serial@16340000 {
++			uart4: serial@16340000 {
+ 				compatible = "qcom,msm-uartdm-v1.3", "qcom,msm-uartdm";
+ 				reg = <0x16340000 0x1000>,
+ 				      <0x16300000 0x1000>;
+@@ -209,7 +209,7 @@
+ 			ranges;
+ 			status = "disabled";
+ 
+-			serial@1a240000 {
++			uart5: serial@1a240000 {
+ 				compatible = "qcom,msm-uartdm-v1.3", "qcom,msm-uartdm";
+ 				reg = <0x1a240000 0x1000>,
+ 				      <0x1a200000 0x1000>;