ARM: dts: aspeed: Add aliases for UARTs

Existing userspace expects the console (UART5) to be at /dev/ttyS4.  To
ensure the UARTs show up where users expect them, we give them fixed
aliases starting at 0.
Reviewed-by: NAndrew Jeffery <andrew@aj.id.au>
Signed-off-by: NJoel Stanley <joel@jms.id.au>

arch/arm/boot/dts/aspeed-bmc-opp-palmetto.dts

@@ -6,10 +6,6 @@
 	model = "Palmetto BMC";
 	compatible = "tyan,palmetto-bmc", "aspeed,ast2400";
 
-	aliases {
-		serial4 = &uart5;
-	};
-
 	chosen {
 		stdout-path = &uart5;
 		bootargs = "console=ttyS4,115200 earlyprintk";

arch/arm/boot/dts/aspeed-g4.dtsi

@@ -22,6 +22,11 @@
 		i2c11 = &i2c11;
 		i2c12 = &i2c12;
 		i2c13 = &i2c13;
+		serial0 = &uart1;
+		serial1 = &uart2;
+		serial2 = &uart3;
+		serial3 = &uart4;
+		serial4 = &uart5;
 	};
 
 	cpus {

arch/arm/boot/dts/aspeed-g5.dtsi

@@ -22,6 +22,11 @@
 		i2c11 = &i2c11;
 		i2c12 = &i2c12;
 		i2c13 = &i2c13;
+		serial0 = &uart1;
+		serial1 = &uart2;
+		serial2 = &uart3;
+		serial3 = &uart4;
+		serial4 = &uart5;
 	};
 
 	cpus {