ARM: dts: Configure earlycon for n8x0

With commit 8dd6666f4937 ("ARM: OMAP2+: omap_hwmod: Add support for earlycon") we can now get debug information early if something goes wrong as long as kernel command line has earlycon in it. Let's enable it for n8x0.

---
 arch/arm/boot/dts/omap2420-n8x0-common.dtsi | 4 ++++
 1 file changed, 4 insertions(+)

@@ -6,6 +6,10 @@
 		reg = <0x80000000 0x8000000>; /* 128 MB */
 	};
 
+	chosen {
+		stdout-path = &uart3;
+	};
+
 	ocp {
 		i2c0 {
 			compatible = "i2c-cbus-gpio";

2.14.1
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With commit 8dd6666f4937 ("ARM: OMAP2+: omap_hwmod: Add support for earlycon") we can now get debug information early if something goes wrong as long as kernel command line has earlycon in it. Let's enable it for pandaboards as they all have a debug uart at uart3.

---
 arch/arm/boot/dts/omap4-panda-common.dtsi | 4 ++++
 1 file changed, 4 insertions(+)

@@ -13,6 +13,10 @@
 		reg = <0x80000000 0x40000000>; /* 1 GB */
 	};
 
+	chosen {
+		stdout-path = &uart3;
+	};
+
 	aliases {
 		display0 = &dvi0;
 		display1 = &hdmi0;

2.14.1
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With commit 8dd6666f4937 ("ARM: OMAP2+: omap_hwmod: Add support for earlycon") we can now get debug information early if something goes wrong as long as kernel command line has earlycon in it. Let's enable it for omap5-common as all these have debug uart at uart3.

---
 arch/arm/boot/dts/omap5-board-common.dtsi | 4 ++++
 1 file changed, 4 insertions(+)

@@ -14,6 +14,10 @@
 		display0 = &hdmi0;
 	};
 
+	chosen {
+		stdout-path = &uart3;
+	};
+
 	vmain: fixedregulator-vmain {
 		compatible = "regulator-fixed";
 		regulator-name = "vmain";

2.14.1
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