ARM: dts: aspeed: yamp: Use common dtsi

Simplify the Yamp device tree by using the common dtsi.

In addition this enables the following the second firmware flash and the
eMMC device in slot #1.
Signed-off-by: Tao Ren <taoren@fb.com>
Signed-off-by: Joel Stanley <joel@jms.id.au>

arch/arm/boot/dts/aspeed-bmc-facebook-yamp.dts

@@ -2,7 +2,7 @@
 // Copyright (c) 2018 Facebook Inc.
 /dts-v1/;
 
-#include "aspeed-g5.dtsi"
+#include "ast2500-facebook-netbmc-common.dtsi"
 
 / {
 	model = "Facebook YAMP 100 BMC";
@@ -23,47 +23,6 @@ chosen {
 		stdout-path = &uart5;
 		bootargs = "console=ttyS0,9600n8 root=/dev/ram rw";
 	};
-
-	memory@80000000 {
-		reg = <0x80000000 0x20000000>;
-	};
-};
-
-&pinctrl {
-	aspeed,external-nodes = <&gfx &lhc>;
-};
-
-/*
- * Update reset type to "system" (full chip) to fix warm reboot hang issue
- * when reset type is set to default ("soc", gated by reset mask registers).
- */
-&wdt1 {
-	status = "okay";
-	aspeed,reset-type = "system";
-};
-
-/*
- * wdt2 is not used by Yamp.
- */
-&wdt2 {
-	status = "disabled";
-};
-
-&fmc {
-	status = "okay";
-	flash@0 {
-		status = "okay";
-		m25p,fast-read;
-		label = "bmc";
-#include "facebook-bmc-flash-layout.dtsi"
-	};
-};
-
-&uart1 {
-	status = "okay";
-	pinctrl-names = "default";
-	pinctrl-0 = <&pinctrl_txd1_default
-		     &pinctrl_rxd1_default>;
 };
 
 &uart2 {
@@ -73,17 +32,6 @@ &uart2 {
 		     &pinctrl_rxd2_default>;
 };
 
-&uart3 {
-	status = "okay";
-	pinctrl-names = "default";
-	pinctrl-0 = <&pinctrl_txd3_default
-		     &pinctrl_rxd3_default>;
-};
-
-&uart5 {
-	status = "okay";
-};
-
 &mac0 {
 	status = "okay";
 	use-ncsi;
@@ -95,6 +43,10 @@ &mac0 {
 	clock-names = "MACCLK", "RCLK";
 };
 
+&mac1 {
+	status = "disabled";
+};
+
 &i2c0 {
 	status = "okay";
 };
@@ -157,7 +109,3 @@ &i2c12 {
 &i2c13 {
 	status = "okay";
 };
-
-&vhub {
-	status = "okay";
-};