zork: Create gumboz variant

Create the gumboz variant of the dalboz 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).

BUG=b:173536689
BRANCH=zork
TEST=util/abuild/abuild -p none -t google/zork -x -a
make sure the build includes GOOGLE_GUMBOZ

Change-Id: I48db7eba7864c18e7307b45fe9f84073bfca0155
Signed-off-by: Kevin Chiu <kevin.chiu@quantatw.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/47717
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Rob Barnes <robbarnes@google.com>

11 files changed, 78 insertions, 0 deletions

diff --git a/src/mainboard/google/zork/variants/gumboz/Makefile.inc b/src/mainboard/google/zork/variants/gumboz/Makefile.inc
new file mode 100644
index 0000000000..295acd25c9
--- /dev/null
+++ b/src/mainboard/google/zork/variants/gumboz/Makefile.inc
@@ -0,0 +1,3 @@
+# SPDX-License-Identifier: GPL-2.0-or-later
+
+subdirs-y += ./spd
diff --git a/src/mainboard/google/zork/variants/gumboz/include/variant/acpi/audio.asl b/src/mainboard/google/zork/variants/gumboz/include/variant/acpi/audio.asl
new file mode 100644
index 0000000000..900e36f277
--- /dev/null
+++ b/src/mainboard/google/zork/variants/gumboz/include/variant/acpi/audio.asl
@@ -0,0 +1,3 @@
+/* SPDX-License-Identifier: GPL-2.0-or-later */
+
+#include <baseboard/acpi/audio.asl>
diff --git a/src/mainboard/google/zork/variants/gumboz/include/variant/acpi/mainboard.asl b/src/mainboard/google/zork/variants/gumboz/include/variant/acpi/mainboard.asl
new file mode 100644
index 0000000000..a1161edb5f
--- /dev/null
+++ b/src/mainboard/google/zork/variants/gumboz/include/variant/acpi/mainboard.asl
@@ -0,0 +1,3 @@
+/* SPDX-License-Identifier: GPL-2.0-or-later */
+
+#include <baseboard/acpi/mainboard.asl>
diff --git a/src/mainboard/google/zork/variants/gumboz/include/variant/acpi/thermal.asl b/src/mainboard/google/zork/variants/gumboz/include/variant/acpi/thermal.asl
new file mode 100644
index 0000000000..7a793d8102
--- /dev/null
+++ b/src/mainboard/google/zork/variants/gumboz/include/variant/acpi/thermal.asl
@@ -0,0 +1,3 @@
+/* SPDX-License-Identifier: GPL-2.0-or-later */
+
+#include <baseboard/acpi/thermal.asl>
diff --git a/src/mainboard/google/zork/variants/gumboz/include/variant/ec.h b/src/mainboard/google/zork/variants/gumboz/include/variant/ec.h
new file mode 100644
index 0000000000..9e61a440cf
--- /dev/null
+++ b/src/mainboard/google/zork/variants/gumboz/include/variant/ec.h
@@ -0,0 +1,3 @@
+/* SPDX-License-Identifier: GPL-2.0-or-later */
+
+#include <baseboard/ec.h>
diff --git a/src/mainboard/google/zork/variants/gumboz/include/variant/gpio.h b/src/mainboard/google/zork/variants/gumboz/include/variant/gpio.h
new file mode 100644
index 0000000000..dfaeec3ae1
--- /dev/null
+++ b/src/mainboard/google/zork/variants/gumboz/include/variant/gpio.h
@@ -0,0 +1,3 @@
+/* SPDX-License-Identifier: GPL-2.0-or-later */
+
+#include <baseboard/gpio.h>
diff --git a/src/mainboard/google/zork/variants/gumboz/include/variant/thermal.h b/src/mainboard/google/zork/variants/gumboz/include/variant/thermal.h
new file mode 100644
index 0000000000..2af647973d
--- /dev/null
+++ b/src/mainboard/google/zork/variants/gumboz/include/variant/thermal.h
@@ -0,0 +1,3 @@
+/* SPDX-License-Identifier: GPL-2.0-or-later */
+
+#include <baseboard/thermal.h>
diff --git a/src/mainboard/google/zork/variants/gumboz/overridetree.cb b/src/mainboard/google/zork/variants/gumboz/overridetree.cb
new file mode 100644
index 0000000000..1cc2364f5e
--- /dev/null
+++ b/src/mainboard/google/zork/variants/gumboz/overridetree.cb
@@ -0,0 +1,42 @@
+# SPDX-License-Identifier: GPL-2.0-or-later
+
+chip soc/amd/picasso
+
+	# Start : OPN Performance Configuration
+	# See devhub #56670 Chapter 5 for documentation
+	# For the below fields, 0 indicates use SOC default
+
+	# System config index
+	register "system_config" = "1"
+
+	# Set STAPM confiuration. All of these fields must be set >0 to take affect
+	register "slow_ppt_limit_mW" = "6000"
+	register "fast_ppt_limit_mW" = "9000"
+	register "slow_ppt_time_constant_s" = "5"
+	register "stapm_time_constant_s" = "2500"
+	register "sustained_power_limit_mW" = "4800"
+
+	# End : OPN Performance Configuration
+
+	# I2C2 for touchscreen and trackpad
+
+	register "i2c[2]" = "{
+		.speed = I2C_SPEED_FAST,
+	}"
+
+	# I2C3 for H1
+
+	register "i2c[3]" = "{
+		.speed = I2C_SPEED_FAST,
+		.early_init = true,
+	}"
+
+	# See AMD 55570-B1 Table 13: PCI Device ID Assignments.
+	device domain 0 on
+		subsystemid 0x1022 0x1510 inherit
+	end # domain
+
+	device mmio 0xfedc4000 on # APU_I2C2_BASE
+	end # device
+
+end	# chip soc/amd/picasso
diff --git a/src/mainboard/google/zork/variants/gumboz/spd/Makefile.inc b/src/mainboard/google/zork/variants/gumboz/spd/Makefile.inc
new file mode 100644
index 0000000000..3edeb9606c
--- /dev/null
+++ b/src/mainboard/google/zork/variants/gumboz/spd/Makefile.inc
@@ -0,0 +1,5 @@
+## SPDX-License-Identifier: GPL-2.0-or-later
+## This is an auto-generated file. Do not edit!!
+## Add memory parts in mem_parts_used.txt and run spd_tools to regenerate.
+
+SPD_SOURCES = ddr4-spd-empty.hex
diff --git a/src/mainboard/google/zork/variants/gumboz/spd/dram_id.generated.txt b/src/mainboard/google/zork/variants/gumboz/spd/dram_id.generated.txt
new file mode 100644
index 0000000000..fa247902ee
--- /dev/null
+++ b/src/mainboard/google/zork/variants/gumboz/spd/dram_id.generated.txt
@@ -0,0 +1 @@
+DRAM Part Name                 ID to assign
diff --git a/src/mainboard/google/zork/variants/gumboz/spd/mem_parts_used.txt b/src/mainboard/google/zork/variants/gumboz/spd/mem_parts_used.txt
new file mode 100644
index 0000000000..106a705a36
--- /dev/null
+++ b/src/mainboard/google/zork/variants/gumboz/spd/mem_parts_used.txt
@@ -0,0 +1,9 @@
+# This is a CSV file containing a list of memory parts used by this variant.
+# One part per line with an optional fixed ID in column 2.
+# Only include a fixed ID if it is required for legacy reasons!
+# Each part must also be listed in util/spd_tools/ddr4/global_ddr4_mem_parts.json.txt.
+# Generate an updated Makefile.inc and dram_id.generated.txt by running the
+# gen_part_id tool from util/spd_tools/ddr4.
+# See util/spd_tools/ddr4/README.md for more details and instructions.
+
+# Part Name, Fixed ID (optional)