From 9d7f328e41e66ca654bc8f24390d91dc009e72f4 Mon Sep 17 00:00:00 2001
From: Jeremy Soller <jeremy@system76.com>
Date: Tue, 13 Oct 2020 11:59:41 -0600
Subject: [PATCH] galp5

Change-Id: I09342ee3a49331f8c1463f962ea8fc2d522ef448
---
 src/mainboard/system76/galp5/Kconfig          |  78 +++++
 src/mainboard/system76/galp5/Kconfig.name     |   2 +
 src/mainboard/system76/galp5/Makefile.inc     |   3 +
 .../system76/galp5/acpi/backlight.asl         |  30 ++
 src/mainboard/system76/galp5/acpi/gpe.asl     |  11 +
 .../system76/galp5/acpi/mainboard.asl         |  19 ++
 src/mainboard/system76/galp5/acpi/sleep.asl   |  14 +
 src/mainboard/system76/galp5/board_info.txt   |   8 +
 src/mainboard/system76/galp5/bootblock.c      |  11 +
 src/mainboard/system76/galp5/data.vbt         | Bin 0 -> 8192 bytes
 src/mainboard/system76/galp5/devicetree.cb    | 299 ++++++++++++++++++
 src/mainboard/system76/galp5/dsdt.asl         |  31 ++
 src/mainboard/system76/galp5/gpio.h           | 223 +++++++++++++
 src/mainboard/system76/galp5/hda_verb.c       |  26 ++
 src/mainboard/system76/galp5/ramstage.c       |  10 +
 src/mainboard/system76/galp5/romstage.c       |  46 +++
 16 files changed, 811 insertions(+)
 create mode 100644 src/mainboard/system76/galp5/Kconfig
 create mode 100644 src/mainboard/system76/galp5/Kconfig.name
 create mode 100644 src/mainboard/system76/galp5/Makefile.inc
 create mode 100644 src/mainboard/system76/galp5/acpi/backlight.asl
 create mode 100644 src/mainboard/system76/galp5/acpi/gpe.asl
 create mode 100644 src/mainboard/system76/galp5/acpi/mainboard.asl
 create mode 100644 src/mainboard/system76/galp5/acpi/sleep.asl
 create mode 100644 src/mainboard/system76/galp5/board_info.txt
 create mode 100644 src/mainboard/system76/galp5/bootblock.c
 create mode 100644 src/mainboard/system76/galp5/data.vbt
 create mode 100644 src/mainboard/system76/galp5/devicetree.cb
 create mode 100644 src/mainboard/system76/galp5/dsdt.asl
 create mode 100644 src/mainboard/system76/galp5/gpio.h
 create mode 100644 src/mainboard/system76/galp5/hda_verb.c
 create mode 100644 src/mainboard/system76/galp5/ramstage.c
 create mode 100644 src/mainboard/system76/galp5/romstage.c

diff --git a/src/mainboard/system76/galp5/Kconfig b/src/mainboard/system76/galp5/Kconfig
new file mode 100644
index 0000000000..46e59a35be
--- /dev/null
+++ b/src/mainboard/system76/galp5/Kconfig
@@ -0,0 +1,78 @@
+if BOARD_SYSTEM76_GALP5
+
+config BOARD_SPECIFIC_OPTIONS
+	def_bool y
+	select BOARD_ROMSIZE_KB_16384
+	select DRIVERS_I2C_HID
+	select DRIVERS_SYSTEM76_DGPU
+	select EC_SYSTEM76_EC
+	select EC_SYSTEM76_EC_BAT_THRESHOLDS
+	select EC_SYSTEM76_EC_DGPU
+	select HAVE_ACPI_RESUME
+	select HAVE_ACPI_TABLES
+	select HAVE_SMI_HANDLER
+	select INTEL_GMA_HAVE_VBT
+	select INTEL_LPSS_UART_FOR_CONSOLE
+	select MAINBOARD_HAS_LPC_TPM
+	select MAINBOARD_HAS_TPM2
+	select NO_UART_ON_SUPERIO
+	select PCIEXP_HOTPLUG
+	select SOC_INTEL_TIGERLAKE
+	select SOC_INTEL_COMMON_BLOCK_HDA
+	select SOC_INTEL_COMMON_BLOCK_HDA_VERB
+	select SPD_READ_BY_WORD
+	select SYSTEM_TYPE_LAPTOP
+	select TPM_RDRESP_NEED_DELAY
+	select USE_LEGACY_8254_TIMER # Fix failure to boot GRUB
+
+config MAINBOARD_DIR
+	string
+	default "system76/galp5"
+
+config MAINBOARD_PART_NUMBER
+	string
+	default "galp5"
+
+config MAINBOARD_SMBIOS_PRODUCT_NAME
+	string
+	default "Galago Pro"
+
+config MAINBOARD_VERSION
+	string
+	default "galp5"
+
+#TODO: subsystem IDs
+
+config CBFS_SIZE
+	hex
+	default 0xA00000
+
+config CONSOLE_POST
+	bool
+	default y
+
+config ONBOARD_VGA_IS_PRIMARY
+	bool
+	default y
+
+config UART_FOR_CONSOLE
+	int
+	default 2
+
+config MAX_CPUS
+	int
+	default 8
+
+config DIMM_MAX
+	int
+	default 2
+
+config DIMM_SPD_SIZE
+	int
+	default 512
+
+config POST_DEVICE
+	bool
+	default n
+
+endif
diff --git a/src/mainboard/system76/galp5/Kconfig.name b/src/mainboard/system76/galp5/Kconfig.name
new file mode 100644
index 0000000000..663f6503ee
--- /dev/null
+++ b/src/mainboard/system76/galp5/Kconfig.name
@@ -0,0 +1,2 @@
+config BOARD_SYSTEM76_GALP5
+	bool "galp5"
diff --git a/src/mainboard/system76/galp5/Makefile.inc b/src/mainboard/system76/galp5/Makefile.inc
new file mode 100644
index 0000000000..c15a0141f1
--- /dev/null
+++ b/src/mainboard/system76/galp5/Makefile.inc
@@ -0,0 +1,3 @@
+bootblock-y += bootblock.c
+ramstage-y += ramstage.c
+ramstage-y += hda_verb.c
diff --git a/src/mainboard/system76/galp5/acpi/backlight.asl b/src/mainboard/system76/galp5/acpi/backlight.asl
new file mode 100644
index 0000000000..12aaab6e4f
--- /dev/null
+++ b/src/mainboard/system76/galp5/acpi/backlight.asl
@@ -0,0 +1,30 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+
+#include <drivers/intel/gma/acpi/gma.asl>
+
+Scope (GFX0) {
+       Name (BRIG, Package (22) {
+                40, /* default AC */
+                40, /* default Battery */
+                 5,
+                10,
+                15,
+                20,
+                25,
+                30,
+                35,
+                40,
+                45,
+                50,
+                55,
+                60,
+                65,
+                70,
+                75,
+                80,
+                85,
+                90,
+                95,
+               100
+       })
+}
diff --git a/src/mainboard/system76/galp5/acpi/gpe.asl b/src/mainboard/system76/galp5/acpi/gpe.asl
new file mode 100644
index 0000000000..bc19e05169
--- /dev/null
+++ b/src/mainboard/system76/galp5/acpi/gpe.asl
@@ -0,0 +1,11 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+
+// GPP_K6 SCI
+Method (_L06, 0, Serialized) {
+	Debug = Concatenate("GPE _L06: ", ToHexString(\_SB.PCI0.LPCB.EC0.WFNO))
+	If (\_SB.PCI0.LPCB.EC0.ECOK) {
+		If (\_SB.PCI0.LPCB.EC0.WFNO == One) {
+			Notify(\_SB.LID0, 0x80)
+		}
+	}
+}
diff --git a/src/mainboard/system76/galp5/acpi/mainboard.asl b/src/mainboard/system76/galp5/acpi/mainboard.asl
new file mode 100644
index 0000000000..eb1a57f1c7
--- /dev/null
+++ b/src/mainboard/system76/galp5/acpi/mainboard.asl
@@ -0,0 +1,19 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+
+#include "../gpio.h"
+#include <drivers/system76/dgpu/acpi/dgpu.asl>
+
+#define EC_GPE_SCI 0x03 /* GPP_K3 */
+#define EC_GPE_SWI 0x06 /* GPP_K6 */
+#include <ec/system76/ec/acpi/ec.asl>
+
+Scope (\_SB) {
+	#include "sleep.asl"
+	Scope (PCI0) {
+		#include "backlight.asl"
+	}
+}
+
+Scope (\_GPE) {
+	#include "gpe.asl"
+}
diff --git a/src/mainboard/system76/galp5/acpi/sleep.asl b/src/mainboard/system76/galp5/acpi/sleep.asl
new file mode 100644
index 0000000000..cd8ffefa38
--- /dev/null
+++ b/src/mainboard/system76/galp5/acpi/sleep.asl
@@ -0,0 +1,14 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+
+/* Method called from _PTS prior to enter sleep state */
+Method (MPTS, 1) {
+	\_SB.PCI0.LPCB.EC0.PTS (Arg0)
+
+	// Turn DGPU on before sleeping
+	\_SB.PCI0.PEGP.DEV0._ON()
+}
+
+/* Method called from _WAK prior to wakeup */
+Method (MWAK, 1) {
+	\_SB.PCI0.LPCB.EC0.WAK (Arg0)
+}
diff --git a/src/mainboard/system76/galp5/board_info.txt b/src/mainboard/system76/galp5/board_info.txt
new file mode 100644
index 0000000000..8170b4afa2
--- /dev/null
+++ b/src/mainboard/system76/galp5/board_info.txt
@@ -0,0 +1,8 @@
+Vendor name: System76
+Board name: galp5
+Category: laptop
+Release year: 2020
+ROM package: SOIC-8
+ROM protocol: SPI
+ROM socketed: n
+Flashrom support: y
diff --git a/src/mainboard/system76/galp5/bootblock.c b/src/mainboard/system76/galp5/bootblock.c
new file mode 100644
index 0000000000..44489dfa6d
--- /dev/null
+++ b/src/mainboard/system76/galp5/bootblock.c
@@ -0,0 +1,11 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+
+#include <bootblock_common.h>
+#include <gpio.h>
+#include "gpio.h"
+#include <drivers/system76/dgpu/bootblock.c>
+
+void bootblock_mainboard_init(void) {
+	gpio_configure_pads(early_gpio_table, ARRAY_SIZE(early_gpio_table));
+	dgpu_power_enable(1);
+}
diff --git a/src/mainboard/system76/galp5/data.vbt b/src/mainboard/system76/galp5/data.vbt
new file mode 100644
index 0000000000000000000000000000000000000000..55a753d896a5a79bc856599edbd17cdb769b22d1
GIT binary patch
literal 8192
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zRl=1xQ1!BErHVw2VpXbI`9#mXSgKkf^<w2v_0R)SFHsb!7mi8YH?zAo<|nvO)0WC_
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HcmV?d00001

diff --git a/src/mainboard/system76/galp5/devicetree.cb b/src/mainboard/system76/galp5/devicetree.cb
new file mode 100644
index 0000000000..c0827caf5f
--- /dev/null
+++ b/src/mainboard/system76/galp5/devicetree.cb
@@ -0,0 +1,299 @@
+chip soc/intel/tigerlake
+	register "common_soc_config" = "{
+		.chipset_lockdown = CHIPSET_LOCKDOWN_COREBOOT,
+		// Touchpad I2C bus
+		.i2c[0] = {
+			.speed = I2C_SPEED_FAST,
+			.rise_time_ns = 80,
+			.fall_time_ns = 110,
+		},
+	}"
+
+# ACPI (soc/intel/tigerlake/acpi.c)
+	# Disable DPTF
+	register "dptf_enable" = "0"
+
+	# Enable Enhanced Intel SpeedStep
+	register "eist_enable" = "1"
+
+	# Disable s0ix
+	register "s0ix_enable" = "0"
+
+# CPU (soc/intel/tigerlake/cpu.c)
+	# Power limits
+	register "power_limits_config[POWER_LIMITS_U_4_CORE]" = "{
+		// /sys/class/powercap/intel-rapl:0/constraint_0_power_limit_uw
+		.tdp_pl1_override = 15,
+		// /sys/class/powercap/intel-rapl:0/constraint_1_power_limit_uw
+		.tdp_pl2_override = 60,
+	}"
+	register "power_limits_config[POWER_LIMITS_U_2_CORE]" = "{
+		// /sys/class/powercap/intel-rapl:0/constraint_0_power_limit_uw
+		.tdp_pl1_override = 15,
+		// /sys/class/powercap/intel-rapl:0/constraint_1_power_limit_uw
+		.tdp_pl2_override = 60,
+	}"
+
+	# Enable "Intel Speed Shift Technology"
+	register "speed_shift_enable" = "1"
+
+# Finalize (soc/intel/tigerlake/finalize.c)
+	# PM Timer Enabled
+	register "PmTimerDisabled" = "0"
+
+# FSP Memory (soc/intel/tigerlake/romstage/fsp_params.c)
+	# Enable C6 DRAM
+	register "enable_c6dram" = "1"
+
+	# High Definition Audio
+	register "PchHdaAudioLinkHdaEnable" = "1"
+
+	# System Agent dynamic frequency support
+	register "SaGv" = "SaGv_Disabled"
+
+	#TODO: TCSS USB3
+	register "TcssXhciEn" = "1"
+
+# FSP Silicon (soc/intel/tigerlake/fsp_params.c)
+	# Enable DPTF device
+	register "Device4Enable" = "1"
+
+	#TODO: Hybrid storage mode
+	register "HybridStorageMode" = "1"
+
+	# I2C channels
+	register "SerialIoI2cMode" = "{
+		[PchSerialIoIndexI2C0] = PchSerialIoPci, // Touchpad I2C bus
+		[PchSerialIoIndexI2C1] = PchSerialIoPci, // TODO: USB-PD?
+		[PchSerialIoIndexI2C2] = PchSerialIoPci, // TODO: Pantone ROM
+		[PchSerialIoIndexI2C3] = PchSerialIoDisabled,
+		[PchSerialIoIndexI2C4] = PchSerialIoDisabled,
+		[PchSerialIoIndexI2C5] = PchSerialIoDisabled,
+	}"
+
+	# SPI channels
+	register "SerialIoGSpiMode" = "{
+		[PchSerialIoIndexGSPI0] = PchSerialIoDisabled,
+		[PchSerialIoIndexGSPI1] = PchSerialIoDisabled,
+		[PchSerialIoIndexGSPI2] = PchSerialIoDisabled,
+		[PchSerialIoIndexGSPI3] = PchSerialIoDisabled,
+	}"
+
+	#TODO: GSpiCsMode and GSpiCsState ?
+
+	# UART channels
+	register "SerialIoUartMode" = "{
+		[PchSerialIoIndexUART0] = PchSerialIoDisabled,
+		[PchSerialIoIndexUART1] = PchSerialIoDisabled,
+		[PchSerialIoIndexUART2] = PchSerialIoPci, // Debug console
+	}"
+
+	# USB2
+	register "usb2_ports[0]" = "USB2_PORT_MID(OC_SKIP)" # USB Type-A Port 1 TODO
+	register "usb2_ports[1]" = "USB2_PORT_TYPE_C(OC_SKIP)" # USB Type-C Port 2 TODO
+	register "usb2_ports[2]" = "USB2_PORT_MID(OC_SKIP)" # USB Type-A Port 3 TODO
+	register "usb2_ports[3]" = "USB2_PORT_EMPTY"
+	register "usb2_ports[4]" = "USB2_PORT_MID(OC_SKIP)" # Fingerprint
+	register "usb2_ports[5]" = "USB2_PORT_TYPE_C(OC_SKIP)" # USB Type-C Port 4 TODO
+	register "usb2_ports[6]" = "USB2_PORT_MID(OC_SKIP)" # Camera
+	register "usb2_ports[7]" = "USB2_PORT_EMPTY"
+	register "usb2_ports[8]" = "USB2_PORT_EMPTY"
+	register "usb2_ports[9]" = "USB2_PORT_MID(OC_SKIP)" # Bluetooth
+
+	# USB3
+	register "usb3_ports[0]" = "USB3_PORT_DEFAULT(OC_SKIP)" # USB Type-A Port 1 TODO
+	register "usb3_ports[1]" = "USB3_PORT_DEFAULT(OC_SKIP)" # USB Type-C Port 2 TODO
+	register "usb3_ports[2]" = "USB3_PORT_DEFAULT(OC_SKIP)" # USB Type-A Port 3 TODO
+	register "usb3_ports[3]" = "USB3_PORT_DEFAULT(OC_SKIP)" # USB Type-C Port 4 TODO
+
+	# PCIe root ports:
+	# PCIe 4 x4 - SSD1
+	# 5 x4 - DGPU
+	# 9 x1 - CARD
+	# 10 x1 - GLAN
+	# 11 x1 - WLAN
+
+	# PCIe clocks:
+	# 0 - SSD1
+	# 1 - WLAN
+	# 2 - DGPU
+	# 3 - CARD
+	# 4 - GLAN
+
+	#TODO: how to set up PCIE4?
+	register "PcieClkSrcClkReq[0]" = "0"
+
+	# PCIe root port #5 x4, Clock 2 (NVIDIA GPU)
+	register "PcieRpEnable[4]" = "1"
+	register "PcieRpLtrEnable[4]" = "1"
+	register "PcieClkSrcUsage[2]" = "4"
+	register "PcieClkSrcClkReq[2]" = "2"
+
+	# PCIe root port #9 x1, Clock 3 (Card Reader)
+	register "PcieRpEnable[8]" = "1"
+	register "PcieRpLtrEnable[8]" = "1"
+	register "PcieClkSrcUsage[3]" = "8"
+	register "PcieClkSrcClkReq[3]" = "3"
+
+	# PCIe root port #10 x1, Clock 4 (GLAN)
+	register "PcieRpEnable[9]" = "1"
+	register "PcieRpLtrEnable[9]" = "1"
+	register "PcieClkSrcUsage[4]" = "9"
+	register "PcieClkSrcClkReq[4]" = "4"
+
+	# PCIe root port #11 x1, Clock 1 (WLAN)
+	register "PcieRpEnable[10]" = "1"
+	register "PcieRpLtrEnable[10]" = "1"
+	register "PcieClkSrcUsage[1]" = "10"
+	register "PcieClkSrcClkReq[1]" = "1"
+
+	# Thermal
+	# rdmsr --bitfield 31:24 --decimal 0x1A2
+	register "tcc_offset" = "13"
+
+# Graphics (soc/intel/tigerlake/graphics.c)
+#TODO	register "gfx" = "GMA_STATIC_DISPLAYS(0)"
+
+# LPC (soc/intel/tigerlake/lpc.c)
+	# LPC configuration from lspci -s 1f.0 -xxx
+	# Address 0x84: Decode 0x80 - 0x8F (Port 80)
+	register "gen1_dec" = "0x000c0081"
+	# Address 0x88: Decode 0x68 - 0x6F (PMC)
+	register "gen2_dec" = "0x00040069"
+	# Address 0x8C: Decode 0xE00 - 0xEFF (AP/EC command)
+	register "gen3_dec" = "0x00fc0E01"
+	# Address 0x90: Decode 0xF00 - 0xFFF (AP/EC debug)
+	register "gen4_dec" = "0x00fc0F01"
+
+# PMC (soc/intel/tigerlake/pmc.c)
+	# TODO: Disable deep Sx states
+	register "deep_s3_enable_ac" = "0"
+	register "deep_s3_enable_dc" = "0"
+	register "deep_s5_enable_ac" = "0"
+	register "deep_s5_enable_dc" = "0"
+	register "deep_sx_config" = "0"
+
+# PM Util (soc/intel/tigerlake/pmutil.c)
+	# GPE configuration
+	# sudo devmem2 0xfe001920 (pmc_bar + GPIO_GPE_CFG)
+	register "pmc_gpe0_dw0" = "PMC_GPP_A"
+	register "pmc_gpe0_dw1" = "PMC_GPP_R"
+	register "pmc_gpe0_dw2" = "PMC_GPD"
+
+# SMI Handler (soc/intel/tigerlake/smihandler.c)
+	# Disable HECI
+	register "HeciEnabled" = "0"
+
+
+# Actual device tree
+	device cpu_cluster 0 on
+		device lapic 0 on end
+	end
+
+	#TODO: Adjustments
+	device domain 0 on
+		#From EDS(575683)
+		device pci 00.0 on  end # Host Bridge		0x9A14:U/0x9A12:Y
+		device pci 02.0 on  end # Graphics
+		device pci 04.0 on  end # DPTF			0x9A03
+		device pci 05.0 off end # IPU			0x9A19
+		device pci 06.0 on  end # PEG60			0x9A09
+		device pci 07.0 on  end # TBT_PCIe0		0x9A23
+		device pci 07.1 on  end # TBT_PCIe1		0x9A25
+		device pci 07.2 on  end # TBT_PCIe2		0x9A27
+		device pci 07.3 on  end # TBT_PCIe3		0x9A29
+		device pci 08.0 off end # GNA			0x9A11
+		device pci 09.0 off end # NPK			0x9A33
+		device pci 0a.0 on  end # Crash-log SRAM	0x9A0D
+		device pci 0d.0 on  end # USB xHCI		0x9A13
+		device pci 0d.1 off end # USB xDCI (OTG)	0x9A15
+		device pci 0d.2 on  end # TBT DMA0		0x9A1B
+		device pci 0d.3 off end # TBT DMA1		0x9A1D
+		device pci 0e.0 off end # VMD			0x9A0B
+
+		# From PCH EDS(576591)
+		device pci 10.2 on end # CNVi: BT		0xA0F5 - A0F7
+		device pci 10.6 off end # THC0			0xA0D0
+		device pci 10.7 off end # THC1			0xA0D1
+		device pci 12.0 off end # SensorHUB		0xA0FC
+		device pci 12.6 off end # GSPI2			0x34FB
+		device pci 13.0 off end # GSPI3			0xA0FD
+		device pci 14.0 on  end # USB3.1 xHCI		0xA0ED
+		device pci 14.1 off end # USB3.1 xDCI		0xA0EE
+		device pci 14.2 on  end # Shared RAM		0xA0EF
+		chip drivers/intel/wifi
+			register "wake" = "GPE0_PME_B0"
+			device pci 14.3 on end # CNVi: WiFi		0xA0F0 - A0F3
+		end
+
+		device pci 15.0 on	# I2C0			0xA0E8
+			chip drivers/i2c/hid
+				register "generic.hid" = ""PNP0C50""
+				register "generic.desc" = ""TODO Touchpad""
+				register "generic.irq" = "ACPI_IRQ_EDGE_LOW(GPP_B3_IRQ)"
+				register "generic.probed" = "1"
+				register "hid_desc_reg_offset" = "0x01"
+				device i2c 38 on end
+			end
+		end	# I2C0
+		device pci 15.1 on  end # I2C1			0xA0E9
+		device pci 15.2 on  end # I2C2			0xA0EA
+		device pci 15.3 off end # I2C3			0xA0EB
+		device pci 16.0 off end # HECI1			0xA0E0
+		device pci 16.1 off end # HECI2			0xA0E1
+		device pci 16.2 off end # CSME			0xA0E2
+		device pci 16.3 off end # CSME			0xA0E3
+		device pci 16.4 off end # HECI3			0xA0E4
+		device pci 16.5 off end # HECI4			0xA0E5
+		device pci 17.0 off end # SATA			0xA0D3
+		device pci 19.0 off end # I2C4			0xA0C5
+		device pci 19.1 off end # I2C5			0xA0C6
+		device pci 19.2 on  end # UART2			0xA0C7
+		device pci 1c.0 on  end # RP1			0xA0B8
+		device pci 1c.1 off end # RP2			0xA0B9
+		device pci 1c.2 on  end # RP3			0xA0BA
+		device pci 1c.3 on  end # RP4			0xA0BB
+		device pci 1c.4 off end # RP5			0xA0BC
+		device pci 1c.5 off end # RP6			0xA0BD
+		device pci 1c.6 off end # RP7			0xA0BE
+		device pci 1c.7 off end # RP8			0xA0BF
+		device pci 1d.0 on  end # RP9			0xA0B0
+		device pci 1d.1 off end # RP10			0xA0B1
+		device pci 1d.2 on  end # RP11			0xA0B2
+		device pci 1d.3 off end # RP12			0xA0B3
+		device pci 1e.0 off end # UART0			0xA0A8
+		device pci 1e.1 off end # UART1			0xA0A9
+		device pci 1e.2 off end # GSPI0			0xA0AA
+		device pci 1e.3 off end # GSPI1			0xA0AB
+		device pci 1f.0 on  end # eSPI			0xA080 - A09F
+		device pci 1f.1 on  end # P2SB			0xA0A0
+		device pci 1f.2 hidden  # PMC			0xA0A1
+			# TODO: verify
+			# The pmc_mux chip driver is a placeholder for the
+			# PMC.MUX device in the ACPI hierarchy.
+			chip drivers/intel/pmc_mux
+				device generic 0 on
+					chip drivers/intel/pmc_mux/conn
+						register "usb2_port_number" = "2"
+						register "usb3_port_number" = "2"
+						# SBU is fixed, HSL follows CC
+						register "sbu_orientation" = "TYPEC_ORIENTATION_NORMAL"
+						device generic 0 on end
+					end
+					chip drivers/intel/pmc_mux/conn
+						register "usb2_port_number" = "6"
+						register "usb3_port_number" = "4"
+						# SBU is fixed, HSL follows CC
+						register "sbu_orientation" = "TYPEC_ORIENTATION_NORMAL"
+						device generic 1 on end
+					end
+				end
+			end
+		end # PMC
+		device pci 1f.3 on  end # Intel HD audio	0xA0C8-A0CF
+		device pci 1f.4 on  end # SMBus			0xA0A3
+		device pci 1f.5 on  end # SPI			0xA0A4
+		device pci 1f.6 off end # GbE			0x15E1/0x15E2
+		device pci 1f.7 off end # TH			0xA0A6
+	end
+end
diff --git a/src/mainboard/system76/galp5/dsdt.asl b/src/mainboard/system76/galp5/dsdt.asl
new file mode 100644
index 0000000000..2b847a71b3
--- /dev/null
+++ b/src/mainboard/system76/galp5/dsdt.asl
@@ -0,0 +1,31 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+
+#include <acpi/acpi.h>
+DefinitionBlock(
+	"dsdt.aml",
+	"DSDT",
+	0x02,		// DSDT revision: ACPI v2.0 and up
+	OEM_ID,
+	ACPI_TABLE_CREATOR,
+	0x20110725	// OEM revision
+)
+{
+	#include <soc/intel/tigerlake/acpi/platform.asl>
+	#include <soc/intel/common/block/acpi/acpi/globalnvs.asl>
+	#include <cpu/intel/common/acpi/cpu.asl>
+
+	Device (\_SB.PCI0) {
+		#include <soc/intel/common/block/acpi/acpi/northbridge.asl>
+		#include <soc/intel/tigerlake/acpi/southbridge.asl>
+		//TODO
+		#include <soc/intel/tigerlake/acpi/tcss.asl>
+	}
+
+	#include <southbridge/intel/common/acpi/sleepstates.asl>
+
+	Scope (\_SB.PCI0.LPCB) {
+		#include <drivers/pc80/pc/ps2_controller.asl>
+	}
+
+	#include "acpi/mainboard.asl"
+}
diff --git a/src/mainboard/system76/galp5/gpio.h b/src/mainboard/system76/galp5/gpio.h
new file mode 100644
index 0000000000..e19b8fa863
--- /dev/null
+++ b/src/mainboard/system76/galp5/gpio.h
@@ -0,0 +1,223 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+
+#ifndef MAINBOARD_GPIO_H
+#define MAINBOARD_GPIO_H
+
+#define DGPU_RST_N GPP_U4
+#define DGPU_PWR_EN GPP_U5
+#define DGPU_GC6 GPP_D2
+
+#ifndef __ACPI__
+
+#include <soc/gpe.h>
+#include <soc/gpio.h>
+
+/* Pad configuration in romstage. */
+static const struct pad_config early_gpio_table[] = {
+		PAD_CFG_TERM_GPO(GPP_U4, 0, NONE, DEEP), // DGPU_RST_N
+		PAD_CFG_TERM_GPO(GPP_U5, 0, NONE, DEEP), // DGPU_PWR_EN
+};
+
+/* Pad configuration in ramstage. */
+static const struct pad_config gpio_table[] = {
+		PAD_CFG_NF(GPD0, UP_20K, PWROK, NF1),
+		PAD_CFG_NF(GPD1, NATIVE, PWROK, NF1),
+		PAD_CFG_GPI(GPD2, NONE, PWROK),
+		PAD_CFG_NF(GPD3, UP_20K, PWROK, NF1),
+		PAD_CFG_NF(GPD4, NONE, PWROK, NF1),
+		PAD_CFG_NF(GPD5, NONE, PWROK, NF1),
+		PAD_CFG_NF(GPD6, NONE, DEEP, NF1),
+		PAD_CFG_TERM_GPO(GPD7, 1, NONE, PWROK),
+		PAD_CFG_NF(GPD8, NONE, PWROK, NF1),
+		PAD_CFG_TERM_GPO(GPD9, 0, NONE, PWROK),
+		PAD_CFG_NF(GPD10, UP_20K, DEEP, NF1),
+		PAD_CFG_GPI(GPD11, UP_20K, DEEP),
+		PAD_CFG_NF(GPP_A0, UP_20K, DEEP, NF1),
+		PAD_CFG_NF(GPP_A1, UP_20K, DEEP, NF1),
+		PAD_CFG_NF(GPP_A2, UP_20K, DEEP, NF1),
+		PAD_CFG_NF(GPP_A3, UP_20K, DEEP, NF1),
+		PAD_CFG_NF(GPP_A4, UP_20K, DEEP, NF1),
+		PAD_CFG_NF(GPP_A5, DN_20K, DEEP, NF1),
+		PAD_CFG_NF(GPP_A6, NONE, DEEP, NF1),
+		PAD_NC(GPP_A7, NONE),
+		PAD_CFG_NF(GPP_A8, NONE, DEEP, NF2),
+		PAD_CFG_NF(GPP_A9, NONE, DEEP, NF3),
+		PAD_NC(GPP_A10, NONE),
+		PAD_NC(GPP_A11, NONE),
+		PAD_NC(GPP_A12, NONE),
+		PAD_CFG_TERM_GPO(GPP_A13, 1, NONE, PLTRST),
+		PAD_NC(GPP_A14, NONE),
+		PAD_NC(GPP_A15, NONE),
+		PAD_NC(GPP_A16, NONE),
+		PAD_NC(GPP_A17, NONE),
+		PAD_CFG_NF(GPP_A18, NONE, DEEP, NF1),
+		PAD_NC(GPP_A19, NONE),
+		PAD_NC(GPP_A20, NONE),
+		PAD_NC(GPP_A21, NONE),
+		PAD_NC(GPP_A22, NONE),
+		PAD_CFG_TERM_GPO(GPP_A23, 0, NONE, PLTRST),
+		PAD_CFG_NF(GPP_B0, NONE, DEEP, NF1),
+		PAD_CFG_NF(GPP_B1, NONE, DEEP, NF1),
+		PAD_CFG_GPI(GPP_B2, UP_20K, DEEP),
+		_PAD_CFG_STRUCT(GPP_B3, 0x80800100, 0x0000),
+		PAD_NC(GPP_B4, NONE),
+		PAD_NC(GPP_B5, NONE),
+		PAD_NC(GPP_B6, NONE),
+		PAD_NC(GPP_B7, NONE),
+		PAD_CFG_TERM_GPO(GPP_B8, 1, NONE, DEEP),
+		PAD_NC(GPP_B9, NONE),
+		PAD_NC(GPP_B10, NONE),
+		PAD_CFG_NF(GPP_B11, NONE, PWROK, NF1),
+		PAD_CFG_NF(GPP_B12, NONE, DEEP, NF1),
+		PAD_CFG_NF(GPP_B13, NONE, DEEP, NF1),
+		PAD_CFG_TERM_GPO(GPP_B14, 0, NONE, DEEP),
+		PAD_CFG_TERM_GPO(GPP_B15, 1, NONE, DEEP),
+		PAD_NC(GPP_B16, NONE),
+		PAD_NC(GPP_B17, NONE),
+		PAD_NC(GPP_B18, NONE),
+		PAD_NC(GPP_B19, NONE),
+		PAD_NC(GPP_B20, NONE),
+		PAD_NC(GPP_B21, NONE),
+		PAD_NC(GPP_B22, NONE),
+		PAD_CFG_TERM_GPO(GPP_B23, 0, NONE, DEEP),
+		PAD_CFG_NF(GPP_C0, NONE, DEEP, NF1),
+		PAD_CFG_NF(GPP_C1, NONE, DEEP, NF1),
+		PAD_NC(GPP_C2, NONE),
+		PAD_CFG_NF(GPP_C3, NONE, DEEP, NF1),
+		PAD_CFG_NF(GPP_C4, NONE, DEEP, NF1),
+		PAD_NC(GPP_C5, NONE),
+		PAD_CFG_NF(GPP_C6, NONE, PWROK, NF1),
+		PAD_CFG_NF(GPP_C7, NONE, PWROK, NF1),
+		PAD_NC(GPP_C8, NONE),
+		PAD_NC(GPP_C9, NONE),
+		PAD_NC(GPP_C10, NONE),
+		PAD_NC(GPP_C11, NONE),
+		PAD_NC(GPP_C12, NONE),
+		PAD_NC(GPP_C13, NONE),
+		_PAD_CFG_STRUCT(GPP_C14, 0x40100100, 0x3000),
+		PAD_NC(GPP_C15, NONE),
+		PAD_CFG_NF(GPP_C16, NONE, DEEP, NF1),
+		PAD_CFG_NF(GPP_C17, NONE, DEEP, NF1),
+		PAD_CFG_NF(GPP_C18, NONE, DEEP, NF1),
+		PAD_CFG_NF(GPP_C19, NONE, DEEP, NF1),
+		PAD_NC(GPP_C20, NONE),
+		PAD_NC(GPP_C21, NONE),
+		PAD_CFG_TERM_GPO(GPP_C22, 1, NONE, PLTRST),
+		_PAD_CFG_STRUCT(GPP_C23, 0x40880100, 0x0000),
+		PAD_CFG_GPI(GPP_D0, NONE, DEEP),
+		PAD_CFG_TERM_GPO(GPP_D1, 1, NONE, PLTRST),
+		PAD_CFG_GPI(GPP_D2, NONE, PLTRST),
+		PAD_CFG_GPI(GPP_D3, NONE, PLTRST),
+		PAD_NC(GPP_D4, NONE),
+		PAD_CFG_NF(GPP_D5, NONE, DEEP, NF1),
+		PAD_CFG_NF(GPP_D6, NONE, DEEP, NF1),
+		PAD_CFG_NF(GPP_D7, NONE, DEEP, NF1),
+		PAD_CFG_NF(GPP_D8, NONE, DEEP, NF1),
+		PAD_NC(GPP_D9, NONE),
+		PAD_NC(GPP_D10, NONE),
+		PAD_CFG_GPI(GPP_D11, DN_20K, DEEP),
+		PAD_CFG_GPI(GPP_D12, DN_20K, DEEP),
+		PAD_CFG_TERM_GPO(GPP_D13, 0, NONE, DEEP),
+		PAD_CFG_TERM_GPO(GPP_D14, 1, NONE, PLTRST),
+		PAD_NC(GPP_D15, NONE),
+		PAD_NC(GPP_D16, NONE),
+		PAD_CFG_GPI(GPP_D17, DN_20K, DEEP),
+		PAD_CFG_GPI(GPP_D18, DN_20K, DEEP),
+		PAD_NC(GPP_D19, NONE),
+		PAD_NC(GPP_E0, NONE),
+		PAD_CFG_TERM_GPO(GPP_E1, 0, NONE, PLTRST),
+		_PAD_CFG_STRUCT(GPP_E2, 0x40880100, 0x0000),
+		PAD_CFG_GPI(GPP_E3, DN_20K, DEEP),
+		PAD_NC(GPP_E4, NONE),
+		PAD_NC(GPP_E5, NONE),
+		PAD_NC(GPP_E6, NONE),
+		_PAD_CFG_STRUCT(GPP_E7, 0x82840100, 0x0000),
+		PAD_NC(GPP_E8, NONE),
+		PAD_NC(GPP_E9, NONE),
+		PAD_NC(GPP_E10, NONE),
+		PAD_NC(GPP_E11, NONE),
+		PAD_NC(GPP_E12, NONE),
+		PAD_NC(GPP_E13, NONE),
+		PAD_CFG_NF(GPP_E14, NONE, DEEP, NF1),
+		PAD_NC(GPP_E15, NONE),
+		PAD_CFG_GPI(GPP_E16, DN_20K, DEEP),
+		PAD_NC(GPP_E17, NONE),
+		PAD_NC(GPP_E18, NATIVE),
+		PAD_NC(GPP_E19, NATIVE),
+		PAD_NC(GPP_E20, NONE),
+		PAD_NC(GPP_E21, NONE),
+		PAD_NC(GPP_E22, NONE),
+		PAD_NC(GPP_E23, NONE),
+		PAD_CFG_NF(GPP_F0, NONE, DEEP, NF1),
+		PAD_CFG_NF(GPP_F1, UP_20K, DEEP, NF1),
+		PAD_CFG_NF(GPP_F2, NONE, DEEP, NF1),
+		PAD_CFG_NF(GPP_F3, UP_20K, DEEP, NF1),
+		PAD_NC(GPP_F4, NONE),
+		PAD_NC(GPP_F5, NONE),
+		PAD_NC(GPP_F6, NONE),
+		PAD_CFG_TERM_GPO(GPP_F7, 1, NONE, DEEP),
+		PAD_NC(GPP_F8, NONE),
+		PAD_CFG_TERM_GPO(GPP_F9, 1, NONE, DEEP),
+		PAD_NC(GPP_F10, NONE),
+		PAD_NC(GPP_F11, NONE),
+		PAD_NC(GPP_F12, NONE),
+		PAD_NC(GPP_F13, NONE),
+		PAD_NC(GPP_F14, NONE),
+		PAD_NC(GPP_F15, NONE),
+		PAD_NC(GPP_F16, NONE),
+		PAD_CFG_GPI(GPP_F17, NONE, PLTRST),
+		PAD_NC(GPP_F18, NONE),
+		PAD_NC(GPP_F19, NONE),
+		PAD_NC(GPP_F20, NONE),
+		PAD_CFG_GPI(GPP_F21, DN_20K, DEEP),
+		PAD_NC(GPP_F22, NONE),
+		PAD_NC(GPP_F23, NONE),
+		PAD_CFG_TERM_GPO(GPP_H0, 1, NONE, PLTRST),
+		PAD_NC(GPP_H1, NONE),
+		PAD_NC(GPP_H2, NONE),
+		PAD_CFG_GPI(GPP_H3, DN_20K, DEEP),
+		PAD_CFG_NF(GPP_H4, NONE, DEEP, NF1),
+		PAD_CFG_NF(GPP_H5, NONE, DEEP, NF1),
+		PAD_NC(GPP_H6, NONE),
+		PAD_NC(GPP_H7, NONE),
+		PAD_CFG_GPI(GPP_H8, DN_20K, DEEP),
+		PAD_CFG_GPI(GPP_H9, DN_20K, DEEP),
+		PAD_CFG_NF(GPP_H10, NONE, DEEP, NF1),
+		PAD_NC(GPP_H11, NONE),
+		PAD_NC(GPP_H12, NONE),
+		PAD_NC(GPP_H13, NONE),
+		PAD_NC(GPP_H14, NONE),
+		PAD_NC(GPP_H15, NONE),
+		PAD_CFG_NF(GPP_H16, NONE, DEEP, NF1),
+		PAD_CFG_NF(GPP_H17, NONE, DEEP, NF1),
+		PAD_CFG_NF(GPP_H18, NONE, DEEP, NF1),
+		PAD_NC(GPP_H19, NONE),
+		PAD_NC(GPP_H20, NONE),
+		PAD_NC(GPP_H21, NONE),
+		PAD_NC(GPP_H22, NONE),
+		PAD_NC(GPP_H23, NONE),
+		PAD_CFG_NF(GPP_R0, NONE, DEEP, NF1),
+		PAD_CFG_NF(GPP_R1, NATIVE, DEEP, NF1),
+		PAD_CFG_NF(GPP_R2, NATIVE, DEEP, NF1),
+		PAD_CFG_NF(GPP_R3, NATIVE, DEEP, NF1),
+		PAD_CFG_NF(GPP_R4, NONE, DEEP, NF1),
+		PAD_NC(GPP_R5, NONE),
+		PAD_NC(GPP_R6, NONE),
+		PAD_NC(GPP_R7, NONE),
+		PAD_NC(GPP_S0, NONE),
+		PAD_NC(GPP_S1, NONE),
+		PAD_NC(GPP_S2, NONE),
+		PAD_NC(GPP_S3, NONE),
+		PAD_NC(GPP_S4, NONE),
+		PAD_NC(GPP_S5, NONE),
+		PAD_NC(GPP_S6, NONE),
+		PAD_NC(GPP_S7, NONE),
+		PAD_NC(GPP_T2, NONE),
+		PAD_NC(GPP_T3, NONE),
+		PAD_CFG_TERM_GPO(GPP_U4, 1, NONE, PLTRST),
+		PAD_CFG_TERM_GPO(GPP_U5, 1, NONE, PLTRST),
+};
+
+#endif
+
+#endif
diff --git a/src/mainboard/system76/galp5/hda_verb.c b/src/mainboard/system76/galp5/hda_verb.c
new file mode 100644
index 0000000000..1f21ff77e7
--- /dev/null
+++ b/src/mainboard/system76/galp5/hda_verb.c
@@ -0,0 +1,26 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+
+#include <device/azalia_device.h>
+
+const u32 cim_verb_data[] = {
+	/* Realtek, ALC293 */
+	0x10ec0293, /* Vendor ID */
+	0x15584018, /* Subsystem ID */
+	12, /* Number of entries */
+	AZALIA_SUBVENDOR(0, 0x15584018),
+	AZALIA_PIN_CFG(0, 0x12, 0x90a60130),
+	AZALIA_PIN_CFG(0, 0x13, 0x40000000),
+	AZALIA_PIN_CFG(0, 0x14, 0x90170110),
+	AZALIA_PIN_CFG(0, 0x15, 0x02211020),
+	AZALIA_PIN_CFG(0, 0x16, 0x411111f0),
+	AZALIA_PIN_CFG(0, 0x18, 0x411111f0),
+	AZALIA_PIN_CFG(0, 0x19, 0x411111f0),
+	AZALIA_PIN_CFG(0, 0x1a, 0x411111f0),
+	AZALIA_PIN_CFG(0, 0x1b, 0x411111f0),
+	AZALIA_PIN_CFG(0, 0x1d, 0x41748245),
+	AZALIA_PIN_CFG(0, 0x1e, 0x411111f0),
+};
+
+const u32 pc_beep_verbs[] = {};
+
+AZALIA_ARRAY_SIZES;
diff --git a/src/mainboard/system76/galp5/ramstage.c b/src/mainboard/system76/galp5/ramstage.c
new file mode 100644
index 0000000000..f4b1839a4b
--- /dev/null
+++ b/src/mainboard/system76/galp5/ramstage.c
@@ -0,0 +1,10 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+
+#include <soc/ramstage.h>
+#include "gpio.h"
+
+void mainboard_silicon_init_params(FSP_S_CONFIG *params) {
+	/* Configure pads prior to SiliconInit() in case there's any
+	 * dependencies during hardware initialization. */
+	cnl_configure_pads(gpio_table, ARRAY_SIZE(gpio_table));
+}
diff --git a/src/mainboard/system76/galp5/romstage.c b/src/mainboard/system76/galp5/romstage.c
new file mode 100644
index 0000000000..f428f0c327
--- /dev/null
+++ b/src/mainboard/system76/galp5/romstage.c
@@ -0,0 +1,46 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+
+#include <fsp/util.h>
+#include <soc/meminit.h>
+#include <soc/romstage.h>
+
+//TODO: verify values
+static const struct mb_ddr4_cfg board_cfg = {
+	.dq_map[0] = {
+		{0x0F, 0xF0}, {0x00, 0xF0}, {0x0F, 0xF0},
+		//{0x0F, 0x00}, {0xFF, 0x00}, {0xFF, 0x00}
+	},
+	.dq_map[1] = {
+		{0x33, 0xCC}, {0x00, 0xCC}, {0x33, 0xCC},
+		//{0x33, 0x00}, {0xFF, 0x00}, {0xFF, 0x00}
+	},
+
+	.dqs_map[0] = {7, 6, 5, 4, 1, 0, 3, 2},
+	.dqs_map[1] = {5, 4, 7, 6, 1, 0, 3, 2},
+
+	.dq_pins_interleaved = 1,
+
+	.ect = 0,
+};
+
+static const struct spd_info spd = {
+	.topology = SODIMM,
+	.smbus_info[0] = {
+		.addr_dimm0 = 0xA0,
+	},
+	.smbus_info[1] = {
+		.addr_dimm0 = 0xA4,
+	},
+};
+
+void mainboard_memory_init_params(FSPM_UPD *mupd) {
+	//TODO: Allow memory clocks higher than 2933 MHz
+	mupd->FspmConfig.SaOcSupport = 1;
+	//TODO: Set primary display to internal graphics
+	mupd->FspmConfig.PrimaryDisplay = 0;
+
+	//TODO: what is this for?
+	const bool half_populated = false;
+
+	meminit_ddr4(&mupd->FspmConfig, &board_cfg, &spd, half_populated);
+}