volteer: Create boldar variant

Create the boldar variant of the volteer reference board by copying
the template files to a new directory named for the variant.

(Auto-Generated by create_coreboot_variant.sh version 4.2.0).

Add "memory/Makefile.inc" generated by gen_part_id.go

BUG=b:162202257
BRANCH=None
TEST=util/abuild/abuild -p none -t google/volteer -x -a
make sure the build includes GOOGLE_BOLDAR

Signed-off-by: Ronak Kanabar <ronak.kanabar@intel.com>
Change-Id: I92b4b917448d8e5e9176cb983adf7b209956d2c2
Reviewed-on: https://review.coreboot.org/c/coreboot/+/45648
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Tim Wawrzynczak <twawrzynczak@chromium.org>
Reviewed-by: Subrata Banik <subrata.banik@intel.com>

src/mainboard/google/volteer/Kconfig

@@ -90,6 +90,7 @@ config MAINBOARD_PART_NUMBER
 	default "Volteer" if BOARD_GOOGLE_VOLTEER
 	default "Volteer2" if BOARD_GOOGLE_VOLTEER2
 	default "Voxel" if BOARD_GOOGLE_VOXEL
+	default "Boldar" if BOARD_GOOGLE_BOLDAR
 
 config MAX_CPUS
 	int
@@ -126,6 +127,7 @@ config VARIANT_DIR
 	default "volteer" if BOARD_GOOGLE_VOLTEER
 	default "volteer2" if BOARD_GOOGLE_VOLTEER2
 	default "voxel" if BOARD_GOOGLE_VOXEL
+	default "boldar" if BOARD_GOOGLE_BOLDAR
 
 config VARIANT_HAS_MIPI_CAMERA
 	bool

src/mainboard/google/volteer/Kconfig.name

@@ -61,3 +61,7 @@ config BOARD_GOOGLE_VOXEL
 	select BOARD_GOOGLE_BASEBOARD_VOLTEER
 	select SOC_INTEL_CSE_LITE_SKU
 	select USE_CAR_NEM_ENHANCED_V2
+
+config BOARD_GOOGLE_BOLDAR
+	bool "-> Boldar"
+	select BOARD_GOOGLE_BASEBOARD_VOLTEER

src/mainboard/google/volteer/variants/boldar/include/variant/ec.h

@@ -0,0 +1,8 @@
+/* SPDX-License-Identifier: GPL-2.0-or-later */
+
+#ifndef __VARIANT_EC_H__
+#define __VARIANT_EC_H__
+
+#include <baseboard/ec.h>
+
+#endif

src/mainboard/google/volteer/variants/boldar/include/variant/gpio.h

@@ -0,0 +1,15 @@
+/* SPDX-License-Identifier: GPL-2.0-or-later */
+
+#ifndef VARIANT_GPIO_H
+#define VARIANT_GPIO_H
+
+#include <baseboard/gpio.h>
+
+/* Memory configuration board straps */
+/* Copied from baseboard and may need to change for the new variant. */
+#define GPIO_MEM_CONFIG_0	GPP_C12
+#define GPIO_MEM_CONFIG_1	GPP_C15
+#define GPIO_MEM_CONFIG_2	GPP_C14
+#define GPIO_MEM_CONFIG_3	GPP_D15
+
+#endif

src/mainboard/google/volteer/variants/boldar/memory/Makefile.inc

@@ -0,0 +1,5 @@
+## SPDX-License-Identifier: GPL-2.0-or-later
+## This is an auto-generated file. Do not edit!!
+
+SPD_SOURCES =
+SPD_SOURCES += ddr4-spd-empty.hex      # ID = 0(0b0000)  Parts = EMPTY

src/mainboard/google/volteer/variants/boldar/memory/dram_id.generated.txt

@@ -0,0 +1,2 @@
+DRAM Part Name                 ID to assign
+EMPTY                          0 (0000)

src/mainboard/google/volteer/variants/boldar/memory/mem_list_variant.txt

@@ -0,0 +1 @@
+EMPTY

src/mainboard/google/volteer/variants/boldar/overridetree.cb

@@ -0,0 +1,6 @@
+chip soc/intel/tigerlake
+
+	device domain 0 on
+	end
+
+end