Change in coreboot[master]: mb/google/rex: Add new google rex mainboard

[Subrata Banik (Code Review)]

Subrata Banik has uploaded this change for review. ( https://review.coreboot.org/c/coreboot/+/62969 )

Change subject: mb/google/rex: Add new google rex mainboard
......................................................................

mb/google/rex: Add new google rex mainboard

This commit is a stub for rex, which is a an Intel Meteor Lake-P
reference platform.

BUG=b:224325352
TEST=util/abuild/abuild -p none -t google/rex -a -c max

Signed-off-by: Subrata Banik 
Change-Id: I46bd8d47b370cacbe0a09bbeaccacf7f1d51d8b6
---
A src/mainboard/google/rex/Kconfig
A src/mainboard/google/rex/Kconfig.name
A src/mainboard/google/rex/board_info.txt
A src/mainboard/google/rex/dsdt.asl
A src/mainboard/google/rex/variants/baseboard/rex/devicetree.cb
5 files changed, 61 insertions(+), 0 deletions(-)

git pull ssh://review.coreboot.org:29418/coreboot refs/changes/69/62969/1

diff --git a/src/mainboard/google/rex/Kconfig b/src/mainboard/google/rex/Kconfig
new file mode 100644
index 0000000..928230c
--- /dev/null
+++ b/src/mainboard/google/rex/Kconfig
@@ -0,0 +1,31 @@
+config BOARD_GOOGLE_REX_COMMON
+	def_bool n
+	select BOARD_ROMSIZE_KB_32768
+	select HAVE_ACPI_TABLES
+
+config BOARD_GOOGLE_BASEBOARD_REX
+	def_bool n
+	select BOARD_GOOGLE_REX_COMMON
+	select SOC_INTEL_METEORLAKE
+	select SYSTEM_TYPE_LAPTOP
+
+if BOARD_GOOGLE_REX_COMMON
+
+config BASEBOARD_DIR
+	string
+	default "rex" if BOARD_GOOGLE_BASEBOARD_REX
+
+config DEVICETREE
+	default "variants/baseboard/$(CONFIG_BASEBOARD_DIR)/devicetree.cb"
+
+config MAINBOARD_DIR
+	default "google/rex"
+
+config MAINBOARD_FAMILY
+	string
+	default "Google_Rex" if BOARD_GOOGLE_BASEBOARD_REX
+
+config MAINBOARD_PART_NUMBER
+	default "Rex" if BOARD_GOOGLE_REX0
+
+endif # BOARD_GOOGLE_REX_COMMON
diff --git a/src/mainboard/google/rex/Kconfig.name b/src/mainboard/google/rex/Kconfig.name
new file mode 100644
index 0000000..7bcab39
--- /dev/null
+++ b/src/mainboard/google/rex/Kconfig.name
@@ -0,0 +1,5 @@
+comment "Rex"
+
+config BOARD_GOOGLE_REX0
+	bool "-> Rex 0"
+	select BOARD_GOOGLE_BASEBOARD_REX
diff --git a/src/mainboard/google/rex/board_info.txt b/src/mainboard/google/rex/board_info.txt
new file mode 100644
index 0000000..c07d5df
--- /dev/null
+++ b/src/mainboard/google/rex/board_info.txt
@@ -0,0 +1,6 @@
+Vendor name: Google
+Board name: Rex
+Category: laptop
+ROM protocol: SPI
+ROM socketed: n
+Flashrom support: y
diff --git a/src/mainboard/google/rex/dsdt.asl b/src/mainboard/google/rex/dsdt.asl
new file mode 100644
index 0000000..10d08e2
--- /dev/null
+++ b/src/mainboard/google/rex/dsdt.asl
@@ -0,0 +1,14 @@
+/* SPDX-License-Identifier: GPL-2.0-or-later */
+
+#include <acpi/acpi.h>
+
+DefinitionBlock(
+	"dsdt.aml",
+	"DSDT",
+	ACPI_DSDT_REV_2,
+	OEM_ID,
+	ACPI_TABLE_CREATOR,
+	0x20110725	// OEM revision
+)
+{
+}
diff --git a/src/mainboard/google/rex/variants/baseboard/rex/devicetree.cb b/src/mainboard/google/rex/variants/baseboard/rex/devicetree.cb
new file mode 100644
index 0000000..bf90c4e
--- /dev/null
+++ b/src/mainboard/google/rex/variants/baseboard/rex/devicetree.cb
@@ -0,0 +1,5 @@
+chip soc/intel/meteorlake
+	device cpu_cluster 0 on
+		device lapic 0 on end
+	end
+end