ARM: dts: aspeed: system1: IBM System1 BMC board

Added a device tree for IBM system1 BMC board, which uses AST2600 SoC.
Signed-off-by: Andrew Geissler <geissonator@yahoo.com>
Signed-off-by: Ninad Palsule <ninad@linux.ibm.com>
Link: https://lore.kernel.org/r/20240125212154.4028640-3-ninad@linux.ibm.comSigned-off-by: Joel Stanley <joel@jms.id.au>
Signed-off-by: Andrew Jeffery <andrew@codeconstruct.com.au>

arch/arm/boot/dts/aspeed/Makefile

@@ -36,6 +36,7 @@ dtb-$(CONFIG_ARCH_ASPEED) += \
 	aspeed-bmc-ibm-rainier.dtb \
 	aspeed-bmc-ibm-rainier-1s4u.dtb \
 	aspeed-bmc-ibm-rainier-4u.dtb \
+	aspeed-bmc-ibm-system1.dtb \
 	aspeed-bmc-intel-s2600wf.dtb \
 	aspeed-bmc-inspur-fp5280g2.dtb \
 	aspeed-bmc-inspur-nf5280m6.dtb \