ARM: dts: aspeed: Adding Facebook Yosemite V2 BMC

The Yosemite V2 is a facebook multi-node server
platform that host four OCP server. The BMC
in the Yosemite V2 platform based on AST2500 SoC.

This patch adds linux device tree entry related to Yosemite V2 specific devices connected to BMC SoC.

---
--- v8 - Added dtb entry in Makefile as review comment.
--- -Added IPMB bridge device details as review comment.

---      v7 - Added multi-host SOL feature.
---      v6 - Added device tree property for multi-host Mellanox NIC in the ncsi driver.
---      v5 - Spell and contributor name correction.
---           - License identifier changed to GPL-2.0-or-later.
---           - aspeed-gpio.h removed.
---           - FAN2 tacho channel changed.
---      v4 - Bootargs removed.
---      v3 - Uart1 Debug removed .
---      v2 - LPC and VUART removed .
---      v1 - Initial draft.
---
---
 arch/arm/boot/dts/Makefile                         |   1 +
 .../boot/dts/aspeed-bmc-facebook-yosemitev2.dts    | 231 +++++++++++++++++++++
 2 files changed, 232 insertions(+)
 create mode 100644 arch/arm/boot/dts/aspeed-bmc-facebook-yosemitev2.dts

index fcd607f..00b6649 100644
@@ -1289,6 +1289,7 @@ dtb-$(CONFIG_ARCH_ASPEED) += \
 	aspeed-bmc-facebook-wedge40.dtb \
 	aspeed-bmc-facebook-wedge100.dtb \
 	aspeed-bmc-facebook-yamp.dtb \
+	aspeed-bmc-facebook-yosemitev2.dtb \
 	aspeed-bmc-ibm-rainier.dtb \
 	aspeed-bmc-intel-s2600wf.dtb \
 	aspeed-bmc-inspur-fp5280g2.dtb \

2.7.4