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authorTim Crawford <tcrawford@system76.com>2022-07-17 16:26:23 -0600
committerMartin Roth <martin.roth@amd.corp-partner.google.com>2022-07-23 20:04:35 +0000
commit990d792ac71a4649d9a35bb01bdde98bb826e45b (patch)
tree6cb68d4f6305cd2a4124f27b3107c826f6513e83 /src/mainboard/system76/tgl-u
parent146caa7e428314fe7bc99fc23aecf30208ebfb7e (diff)
mb/system76/tgl-u: Convert galp5 to a variant
Change-Id: I49185352002f6df2f9e9ab9c39d44cc9247b41b5 Signed-off-by: Tim Crawford <tcrawford@system76.com> Reviewed-on: https://review.coreboot.org/c/coreboot/+/64527 Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Angel Pons <th3fanbus@gmail.com>
Diffstat (limited to 'src/mainboard/system76/tgl-u')
-rw-r--r--src/mainboard/system76/tgl-u/Kconfig7
-rw-r--r--src/mainboard/system76/tgl-u/Kconfig.name3
-rw-r--r--src/mainboard/system76/tgl-u/Makefile.inc1
-rw-r--r--src/mainboard/system76/tgl-u/variants/galp5/board_info.txt2
-rw-r--r--src/mainboard/system76/tgl-u/variants/galp5/data.vbtbin0 -> 8704 bytes
-rw-r--r--src/mainboard/system76/tgl-u/variants/galp5/gpio.c219
-rw-r--r--src/mainboard/system76/tgl-u/variants/galp5/gpio_early.c16
-rw-r--r--src/mainboard/system76/tgl-u/variants/galp5/hda_verb.c26
-rw-r--r--src/mainboard/system76/tgl-u/variants/galp5/include/variant/gpio.h13
-rw-r--r--src/mainboard/system76/tgl-u/variants/galp5/overridetree.cb201
-rw-r--r--src/mainboard/system76/tgl-u/variants/galp5/romstage.c22
11 files changed, 509 insertions, 1 deletions
diff --git a/src/mainboard/system76/tgl-u/Kconfig b/src/mainboard/system76/tgl-u/Kconfig
index e1016036c7..ea2419b16d 100644
--- a/src/mainboard/system76/tgl-u/Kconfig
+++ b/src/mainboard/system76/tgl-u/Kconfig
@@ -1,4 +1,4 @@
-if BOARD_SYSTEM76_DARP7 || BOARD_SYSTEM76_LEMP10
+if BOARD_SYSTEM76_DARP7 || BOARD_SYSTEM76_GALP5 || BOARD_SYSTEM76_LEMP10
config BOARD_SPECIFIC_OPTIONS
def_bool y
@@ -8,6 +8,7 @@ config BOARD_SPECIFIC_OPTIONS
select DRIVERS_INTEL_USB4_RETIMER
select EC_SYSTEM76_EC
select EC_SYSTEM76_EC_COLOR_KEYBOARD if BOARD_SYSTEM76_DARP7
+ select EC_SYSTEM76_EC_DGPU if BOARD_SYSTEM76_GALP5
select HAVE_ACPI_TABLES
select HAVE_CMOS_DEFAULT
select HAVE_OPTION_TABLE
@@ -31,6 +32,7 @@ config MAINBOARD_DIR
config VARIANT_DIR
default "darp7" if BOARD_SYSTEM76_DARP7
+ default "galp5" if BOARD_SYSTEM76_GALP5
default "lemp10" if BOARD_SYSTEM76_LEMP10
config OVERRIDE_DEVICETREE
@@ -38,14 +40,17 @@ config OVERRIDE_DEVICETREE
config MAINBOARD_PART_NUMBER
default "darp7" if BOARD_SYSTEM76_DARP7
+ default "galp5" if BOARD_SYSTEM76_GALP5
default "lemp10" if BOARD_SYSTEM76_LEMP10
config MAINBOARD_SMBIOS_PRODUCT_NAME
default "Darter Pro" if BOARD_SYSTEM76_DARP7
+ default "Galago Pro" if BOARD_SYSTEM76_GALP5
default "Lemur Pro" if BOARD_SYSTEM76_LEMP10
config MAINBOARD_VERSION
default "darp7" if BOARD_SYSTEM76_DARP7
+ default "galp5" if BOARD_SYSTEM76_GALP5
default "lemp10" if BOARD_SYSTEM76_LEMP10
config CBFS_SIZE
diff --git a/src/mainboard/system76/tgl-u/Kconfig.name b/src/mainboard/system76/tgl-u/Kconfig.name
index b33de63b1d..de529d5c72 100644
--- a/src/mainboard/system76/tgl-u/Kconfig.name
+++ b/src/mainboard/system76/tgl-u/Kconfig.name
@@ -1,5 +1,8 @@
config BOARD_SYSTEM76_DARP7
bool "darp7"
+config BOARD_SYSTEM76_GALP5
+ bool "galp5"
+
config BOARD_SYSTEM76_LEMP10
bool "lemp10"
diff --git a/src/mainboard/system76/tgl-u/Makefile.inc b/src/mainboard/system76/tgl-u/Makefile.inc
index 8857a3bf66..ff90842185 100644
--- a/src/mainboard/system76/tgl-u/Makefile.inc
+++ b/src/mainboard/system76/tgl-u/Makefile.inc
@@ -1,4 +1,5 @@
CPPFLAGS_common += -I$(src)/mainboard/$(MAINBOARDDIR)/include
+CPPFLAGS_common += -I$(src)/mainboard/$(MAINBOARDDIR)/variants/$(VARIANT_DIR)/include
bootblock-y += bootblock.c
bootblock-y += variants/$(VARIANT_DIR)/gpio_early.c
diff --git a/src/mainboard/system76/tgl-u/variants/galp5/board_info.txt b/src/mainboard/system76/tgl-u/variants/galp5/board_info.txt
new file mode 100644
index 0000000000..0cd8c28778
--- /dev/null
+++ b/src/mainboard/system76/tgl-u/variants/galp5/board_info.txt
@@ -0,0 +1,2 @@
+Board name: galp5
+Release year: 2020
diff --git a/src/mainboard/system76/tgl-u/variants/galp5/data.vbt b/src/mainboard/system76/tgl-u/variants/galp5/data.vbt
new file mode 100644
index 0000000000..e3b164fd1d
--- /dev/null
+++ b/src/mainboard/system76/tgl-u/variants/galp5/data.vbt
Binary files differ
diff --git a/src/mainboard/system76/tgl-u/variants/galp5/gpio.c b/src/mainboard/system76/tgl-u/variants/galp5/gpio.c
new file mode 100644
index 0000000000..17119b3e75
--- /dev/null
+++ b/src/mainboard/system76/tgl-u/variants/galp5/gpio.c
@@ -0,0 +1,219 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+
+#include <mainboard/gpio.h>
+#include <soc/gpio.h>
+
+static const struct pad_config gpio_table[] = {
+ PAD_CFG_NF(GPD0, UP_20K, PWROK, NF1), // PM_BATLOW#
+ PAD_CFG_NF(GPD1, NATIVE, PWROK, NF1), // AC_PRESENT
+ PAD_CFG_GPI(GPD2, NONE, PWROK), // LAN_WAKEUP#
+ PAD_CFG_NF(GPD3, UP_20K, PWROK, NF1), // PWR_BTN#
+ PAD_CFG_NF(GPD4, NONE, PWROK, NF1), // SUSB#_PCH
+ PAD_CFG_NF(GPD5, NONE, PWROK, NF1), // SUSC#_PCH
+ PAD_CFG_NF(GPD6, NONE, DEEP, NF1), // SLP_A# - test point
+ PAD_CFG_GPO(GPD7, 1, PWROK), // GPD7_REST
+ PAD_CFG_NF(GPD8, NONE, PWROK, NF1), // SUS_CLK
+ PAD_CFG_GPO(GPD9, 0, PWROK), // GPD9_RTD3
+ PAD_CFG_NF(GPD10, UP_20K, DEEP, NF1), // SLP_S5# - test point
+ PAD_CFG_GPI(GPD11, UP_20K, DEEP), // LAN_DISABLE#
+
+ PAD_CFG_NF(GPP_A0, UP_20K, DEEP, NF1), // ESPI_IO0_EC
+ PAD_CFG_NF(GPP_A1, UP_20K, DEEP, NF1), // ESPI_IO1_EC
+ PAD_CFG_NF(GPP_A2, UP_20K, DEEP, NF1), // ESPI_IO2_EC
+ PAD_CFG_NF(GPP_A3, UP_20K, DEEP, NF1), // ESPI_IO3_EC
+ PAD_CFG_NF(GPP_A4, UP_20K, DEEP, NF1), // ESPI_CS_EC#
+ PAD_CFG_NF(GPP_A5, DN_20K, DEEP, NF1), // ESPI_CLK_EC
+ PAD_CFG_NF(GPP_A6, NONE, DEEP, NF1), // ESPI_RESET_N
+ PAD_NC(GPP_A7, NONE),
+ PAD_CFG_NF(GPP_A8, NONE, DEEP, NF2), // CNVI_RST#
+ PAD_CFG_NF(GPP_A9, NONE, DEEP, NF3), // CNVI_CLKREQ
+ PAD_NC(GPP_A10, NONE),
+ PAD_NC(GPP_A11, NONE),
+ PAD_NC(GPP_A12, NONE), // SATAGP1
+ PAD_CFG_GPO(GPP_A13, 1, PLTRST), // PCH_BT_EN
+ PAD_NC(GPP_A14, NONE),
+ PAD_NC(GPP_A15, NONE),
+ PAD_NC(GPP_A16, NONE), // 10K pull-up
+ PAD_NC(GPP_A17, NONE),
+ PAD_CFG_NF(GPP_A18, NONE, DEEP, NF1), // HDMI_HPD
+ PAD_NC(GPP_A19, NONE),
+ PAD_NC(GPP_A20, NONE),
+ PAD_NC(GPP_A21, NONE),
+ PAD_NC(GPP_A22, NONE),
+ PAD_CFG_GPO(GPP_A23, 0, PLTRST), // GPPC_A23_TBT_FORCE_PWR
+
+ PAD_CFG_NF(GPP_B0, NONE, DEEP, NF1), // VCCIN_AUX_VID0
+ PAD_CFG_NF(GPP_B1, NONE, DEEP, NF1), // VCCIN_AUX_VID1
+ PAD_CFG_GPI(GPP_B2, UP_20K, DEEP), // VRALERT#_PD
+ PAD_CFG_GPI_INT(GPP_B3, NONE, PLTRST, LEVEL), // GPP_B3 - touchpad interrupt
+ PAD_NC(GPP_B4, NONE),
+ PAD_NC(GPP_B5, NONE), // test point
+ PAD_NC(GPP_B6, NONE), // test point
+ PAD_NC(GPP_B7, NONE),
+ PAD_CFG_GPO(GPP_B8, 1, DEEP), // SB_BLON
+ PAD_NC(GPP_B9, NONE),
+ PAD_NC(GPP_B10, NONE),
+ PAD_CFG_NF(GPP_B11, NONE, PWROK, NF1), // TBTA-PCH_I2C_INT
+ PAD_CFG_NF(GPP_B12, NONE, DEEP, NF1), // SLP_S0#
+ PAD_CFG_NF(GPP_B13, NONE, DEEP, NF1), // PLT_RST#
+ PAD_CFG_GPO(GPP_B14, 0, DEEP), // PCH_SPKR
+ PAD_CFG_GPO(GPP_B15, 1, DEEP), // PCH_GPP_B15 - TODO
+ PAD_NC(GPP_B16, NONE),
+ PAD_NC(GPP_B17, NONE),
+ PAD_NC(GPP_B18, NONE), // No reboot strap
+ PAD_NC(GPP_B19, NONE),
+ PAD_NC(GPP_B20, NONE),
+ PAD_NC(GPP_B21, NONE),
+ PAD_NC(GPP_B22, NONE), // PCH_GPP_B22 - 20k pull-down
+ PAD_CFG_GPO(GPP_B23, 0, DEEP), // Clock frequency strap
+
+ PAD_CFG_NF(GPP_C0, NONE, DEEP, NF1), // SMB_CLK and SMB_CLK_DDR
+ PAD_CFG_NF(GPP_C1, NONE, DEEP, NF1), // SMB_DATA and SMB_DAT_DDR
+ PAD_NC(GPP_C2, NONE), // Intel AMT TLS strap
+ PAD_CFG_NF(GPP_C3, NONE, DEEP, NF1), // SML0_CLK
+ PAD_CFG_NF(GPP_C4, NONE, DEEP, NF1), // SML0_DATA
+ PAD_NC(GPP_C5, NONE), // Boot strap bit 0
+ PAD_CFG_NF(GPP_C6, NONE, PWROK, NF1), // TBT-PCH_I2C_SCL
+ PAD_CFG_NF(GPP_C7, NONE, PWROK, NF1), // TBT-PCH_I2C_SDA
+ 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), // TPM_PIRQ#
+ PAD_NC(GPP_C15, NONE),
+ PAD_CFG_NF(GPP_C16, NONE, DEEP, NF1), // T_SDA
+ PAD_CFG_NF(GPP_C17, NONE, DEEP, NF1), // T_SCL
+ PAD_CFG_NF(GPP_C18, NONE, DEEP, NF1), // PCH_I2C_SDA
+ PAD_CFG_NF(GPP_C19, NONE, DEEP, NF1), // PCH_I2C_SCL
+ //PAD_CFG_NF(GPP_C20, UP_20K, DEEP, NF1), // UART2_RXD
+ //PAD_CFG_NF(GPP_C21, UP_20K, DEEP, NF1), // UART2_TXD
+ PAD_CFG_GPO(GPP_C22, 1, PLTRST), // LAN_PLT_RST#
+ _PAD_CFG_STRUCT(GPP_C23, 0x40880100, 0x0000), // PCH_GPP_C23 - 4.7k pull-down
+
+ PAD_CFG_GPI(GPP_D0, NONE, DEEP), // DGPU_SELECT#
+ PAD_CFG_GPO(GPP_D1, 1, PLTRST), // GPU_EVENT#
+ PAD_CFG_GPI(GPP_D2, NONE, PLTRST), // GC6_FB_EN_PCH
+ PAD_CFG_GPI(GPP_D3, NONE, PLTRST), // DGPU_PWRGD_R
+ PAD_NC(GPP_D4, NONE),
+ PAD_CFG_NF(GPP_D5, NONE, DEEP, NF1), // SSD1_CLKREQ#
+ PAD_CFG_NF(GPP_D6, NONE, DEEP, NF1), // WLAN_CLKREQ#
+ PAD_CFG_NF(GPP_D7, NONE, DEEP, NF1), // PEG_CLKREQ#
+ PAD_CFG_NF(GPP_D8, NONE, DEEP, NF1), // CARD_CLKREQ#
+ PAD_NC(GPP_D9, NONE),
+ PAD_NC(GPP_D10, NONE), // 4.7k pull-up
+ PAD_CFG_GPI(GPP_D11, DN_20K, DEEP), // BOARD_ID - low = GTX 1650Ti, high = GTX 1650
+ PAD_CFG_GPI(GPP_D12, DN_20K, DEEP), // GPP_D12 - low = NVIDIA GPU, high = Intel GPU
+ PAD_CFG_GPO(GPP_D13, 0, DEEP), // dGPU_OVRM
+ PAD_CFG_GPO(GPP_D14, 1, PLTRST), // SSD1_PWR_DN#
+ PAD_NC(GPP_D15, NONE),
+ PAD_NC(GPP_D16, NONE),
+ PAD_CFG_GPI(GPP_D17, DN_20K, DEEP), // DGPU_PRSNT#
+ PAD_CFG_GPI(GPP_D18, DN_20K, DEEP), // 1V8_MAIN_EN_R
+ PAD_NC(GPP_D19, NONE),
+
+ PAD_NC(GPP_E0, NONE), // test point
+ PAD_CFG_GPO(GPP_E1, 0, PLTRST), // ROM_I2C_EN
+ _PAD_CFG_STRUCT(GPP_E2, 0x40880100, 0x0000), // SWI#
+ PAD_CFG_GPI(GPP_E3, DN_20K, DEEP), // SCI# - unused, tunneled over eSPI
+ PAD_NC(GPP_E4, NONE), // test point
+ PAD_NC(GPP_E5, NONE), // DEVSLP1
+ PAD_NC(GPP_E6, NONE), // PCH_GPP_E6
+ _PAD_CFG_STRUCT(GPP_E7, 0x82840100, 0x0000), // SMI#
+ PAD_NC(GPP_E8, NONE), // PCH_SATAHDD_LED#
+ PAD_NC(GPP_E9, NONE), // 10k pull-up
+ PAD_NC(GPP_E10, NONE), // PCH_GPP_E10
+ PAD_NC(GPP_E11, NONE), // PCH_GPP_E11
+ PAD_NC(GPP_E12, NONE),
+ PAD_NC(GPP_E13, NONE),
+ PAD_CFG_NF(GPP_E14, NONE, DEEP, NF1), // EDP_HPD
+ PAD_NC(GPP_E15, NONE), // ALERT#_R
+ PAD_CFG_GPI(GPP_E16, DN_20K, DEEP), // SB_KBCRST#
+ PAD_NC(GPP_E17, NONE),
+ PAD_NC(GPP_E18, NONE), // TBT_LSX0_TXD - programmed by FSP, see Intel document 617016
+ PAD_NC(GPP_E19, NONE), // TBT_LSX0_RXD - programmed by FSP, see Intel document 617016
+ 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), // CNVI_BRI_DT
+ PAD_CFG_NF(GPP_F1, UP_20K, DEEP, NF1), // CNVI_BRI_RSP
+ PAD_CFG_NF(GPP_F2, NONE, DEEP, NF1), // CNVI_RGI_DT
+ PAD_CFG_NF(GPP_F3, UP_20K, DEEP, NF1), // CNVI_RGI_RSP
+ PAD_NC(GPP_F4, NONE),
+ PAD_NC(GPP_F5, NONE),
+ PAD_NC(GPP_F6, NONE), // CNVI_GNSS_PA_PLANKING - TODO
+ PAD_CFG_GPO(GPP_F7, 1, DEEP), // GPIO_LANRTD3
+ PAD_NC(GPP_F8, NONE),
+ PAD_CFG_GPO(GPP_F9, 1, DEEP), // GPIO_LAN_EN
+ PAD_NC(GPP_F10, NONE), // 4.7k pull-up
+ 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), // TPM_DET#
+ PAD_NC(GPP_F18, NONE),
+ PAD_NC(GPP_F19, NONE),
+ PAD_NC(GPP_F20, NONE),
+ PAD_CFG_GPI(GPP_F21, DN_20K, DEEP), // EXT_PWR_GATE# - TODO
+ PAD_NC(GPP_F22, NONE), // VNN_CTRL - TODO
+ PAD_NC(GPP_F23, NONE), // 1P05_CTRL - TODO
+
+ PAD_CFG_GPO(GPP_H0, 1, PLTRST), // GPP_H0_RTD3
+ PAD_NC(GPP_H1, NONE), // 4.7k pull-up
+ PAD_NC(GPP_H2, NONE), // 4.7k pull-up
+ PAD_CFG_GPI(GPP_H3, DN_20K, DEEP),
+ PAD_CFG_NF(GPP_H4, NONE, DEEP, NF1), // GPPH_I2C2_SDA
+ PAD_CFG_NF(GPP_H5, NONE, DEEP, NF1), // GPPH_I2C2_SCL
+ PAD_NC(GPP_H6, NONE),
+ PAD_NC(GPP_H7, NONE), // SWI# - TODO
+ PAD_CFG_GPI(GPP_H8, DN_20K, DEEP), // CNVI_MFUART2_RXD - TODO
+ PAD_CFG_GPI(GPP_H9, DN_20K, DEEP), // CNVI_MFUART2_TXD - TODO
+ PAD_CFG_NF(GPP_H10, NONE, DEEP, NF1), // LAN_CLKREQ#
+ 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), // HDMI_CTRLCLK
+ PAD_CFG_NF(GPP_H17, NONE, DEEP, NF1), // HDMI_CTRLDATA
+ PAD_CFG_NF(GPP_H18, NONE, DEEP, NF1), // CPU_C10_GATE#
+ PAD_NC(GPP_H19, NONE), // CNVI_WAKE#
+ PAD_NC(GPP_H20, NONE), // PM_CLKRUN#
+ PAD_NC(GPP_H21, NONE),
+ PAD_NC(GPP_H22, NONE),
+ PAD_NC(GPP_H23, NONE),
+
+ PAD_CFG_NF(GPP_R0, NONE, DEEP, NF1), // HDA_BITCLK
+ PAD_CFG_NF(GPP_R1, NATIVE, DEEP, NF1), // HDA_SYNC
+ PAD_CFG_NF(GPP_R2, NATIVE, DEEP, NF1), // HDA_SDOUT
+ PAD_CFG_NF(GPP_R3, NATIVE, DEEP, NF1), // HDA_SDIN0
+ PAD_CFG_NF(GPP_R4, NONE, DEEP, NF1), // AZ_RST#_R
+ 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), // GPPC_DMIC_CLK - TODO
+ PAD_NC(GPP_S7, NONE), // GPPC_DMIC_DATA - TODO
+
+ PAD_NC(GPP_T2, NONE),
+ PAD_NC(GPP_T3, NONE),
+
+ //PAD_CFG_GPO(GPP_U4, 0, DEEP), // DGPU_RST#_PCH
+ //PAD_CFG_GPO(GPP_U5, 0, DEEP), // DGPU_PWR_EN
+};
+
+void mainboard_configure_gpios(void)
+{
+ gpio_configure_pads(gpio_table, ARRAY_SIZE(gpio_table));
+}
diff --git a/src/mainboard/system76/tgl-u/variants/galp5/gpio_early.c b/src/mainboard/system76/tgl-u/variants/galp5/gpio_early.c
new file mode 100644
index 0000000000..e2eb8483b3
--- /dev/null
+++ b/src/mainboard/system76/tgl-u/variants/galp5/gpio_early.c
@@ -0,0 +1,16 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+
+#include <mainboard/gpio.h>
+#include <soc/gpio.h>
+
+static const struct pad_config early_gpio_table[] = {
+ PAD_CFG_NF(GPP_C20, NONE, DEEP, NF1), // UART2_RXD
+ PAD_CFG_NF(GPP_C21, NONE, DEEP, NF1), // UART2_TXD
+ PAD_CFG_GPO(GPP_U4, 0, DEEP), // DGPU_RST#_PCH
+ PAD_CFG_GPO(GPP_U5, 0, DEEP), // DGPU_PWR_EN
+};
+
+void mainboard_configure_early_gpios(void)
+{
+ gpio_configure_pads(early_gpio_table, ARRAY_SIZE(early_gpio_table));
+}
diff --git a/src/mainboard/system76/tgl-u/variants/galp5/hda_verb.c b/src/mainboard/system76/tgl-u/variants/galp5/hda_verb.c
new file mode 100644
index 0000000000..1f21ff77e7
--- /dev/null
+++ b/src/mainboard/system76/tgl-u/variants/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/tgl-u/variants/galp5/include/variant/gpio.h b/src/mainboard/system76/tgl-u/variants/galp5/include/variant/gpio.h
new file mode 100644
index 0000000000..29a4dd22b8
--- /dev/null
+++ b/src/mainboard/system76/tgl-u/variants/galp5/include/variant/gpio.h
@@ -0,0 +1,13 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+
+#ifndef VARIANT_GPIO_H
+#define VARIANT_GPIO_H
+
+#include <soc/gpio.h>
+
+#define DGPU_RST_N GPP_U4
+#define DGPU_PWR_EN GPP_U5
+#define DGPU_GC6 GPP_D2
+#define DGPU_SSID 0x40181558
+
+#endif
diff --git a/src/mainboard/system76/tgl-u/variants/galp5/overridetree.cb b/src/mainboard/system76/tgl-u/variants/galp5/overridetree.cb
new file mode 100644
index 0000000000..1b4249c3f7
--- /dev/null
+++ b/src/mainboard/system76/tgl-u/variants/galp5/overridetree.cb
@@ -0,0 +1,201 @@
+chip soc/intel/tigerlake
+ # Power limits
+ register "power_limits_config[POWER_LIMITS_U_4_CORE]" = "{
+ .tdp_pl1_override = 28,
+ .tdp_pl2_override = 51,
+ }"
+ register "power_limits_config[POWER_LIMITS_U_2_CORE]" = "{
+ .tdp_pl1_override = 28,
+ .tdp_pl2_override = 51,
+ }"
+
+ # GPE configuration
+ register "pmc_gpe0_dw0" = "PMC_GPP_A"
+ register "pmc_gpe0_dw1" = "PMC_GPP_R"
+ register "pmc_gpe0_dw2" = "PMC_GPD"
+
+ device domain 0 on
+ subsystemid 0x1558 0x4018 inherit
+
+ device ref peg on
+ # PCIe PEG0 x4, Clock 0 (SSD1)
+ register "PcieClkSrcUsage[0]" = "0x40"
+ register "PcieClkSrcClkReq[0]" = "0"
+ chip soc/intel/common/block/pcie/rtd3
+ register "enable_gpio" = "ACPI_GPIO_OUTPUT_ACTIVE_HIGH(GPP_D14)" # SSD1_PWR_DN#
+ register "reset_gpio" = "ACPI_GPIO_OUTPUT_ACTIVE_LOW(GPP_H0)" # GPP_H0_RTD3
+ register "srcclk_pin" = "0" # SSD1_CLKREQ#
+ device generic 0 on end
+ end
+ end
+ device ref north_xhci on # J_TYPEC2
+ register "UsbTcPortEn" = "1"
+ register "TcssXhciEn" = "1"
+ chip drivers/usb/acpi
+ device ref tcss_root_hub on
+ chip drivers/usb/acpi
+ register "desc" = ""USB3 J_TYPEC2""
+ register "type" = "UPC_TYPE_C_USB2_SS_SWITCH"
+ register "group" = "ACPI_PLD_GROUP(1, 1)"
+ device ref tcss_usb3_port1 on end
+ end
+ end
+ end
+ end
+ device ref tbt_dma0 on # J_TYPEC2
+ chip drivers/intel/usb4/retimer
+ register "dfp[0].power_gpio" = "ACPI_GPIO_OUTPUT_ACTIVE_HIGH(GPP_A23)"
+ use tcss_usb3_port1 as dfp[0].typec_port
+ device generic 0 on end
+ end
+ end
+
+ device ref south_xhci on
+ # USB2
+ register "usb2_ports[0]" = "USB2_PORT_MID(OC_SKIP)" # J_USB3_2
+ register "usb2_ports[1]" = "USB2_PORT_TYPE_C(OC_SKIP)" # J_TYPEC1
+ register "usb2_ports[2]" = "USB2_PORT_MID(OC_SKIP)" # J_USB3_1
+ register "usb2_ports[4]" = "USB2_PORT_MID(OC_SKIP)" # Fingerprint
+ register "usb2_ports[5]" = "USB2_PORT_TYPE_C(OC_SKIP)" # J_TYPEC2
+ register "usb2_ports[6]" = "USB2_PORT_MID(OC_SKIP)" # Camera
+ register "usb2_ports[9]" = "USB2_PORT_MID(OC_SKIP)" # Bluetooth
+ # USB3
+ register "usb3_ports[0]" = "USB3_PORT_DEFAULT(OC_SKIP)" # J_USB3_2
+ register "usb3_ports[1]" = "USB3_PORT_DEFAULT(OC_SKIP)" # J_TYPEC1 CH0
+ register "usb3_ports[2]" = "USB3_PORT_DEFAULT(OC_SKIP)" # J_USB3_1
+ register "usb3_ports[3]" = "USB3_PORT_DEFAULT(OC_SKIP)" # J_TYPEC1 CH1
+ # ACPI
+ chip drivers/usb/acpi
+ device ref xhci_root_hub on
+ chip drivers/usb/acpi
+ register "desc" = ""USB2 J_USB3_2""
+ register "type" = "UPC_TYPE_A"
+ register "group" = "ACPI_PLD_GROUP(1, 2)"
+ device ref usb2_port1 on end
+ end
+ chip drivers/usb/acpi
+ register "desc" = ""USB2 J_TYPEC1""
+ register "type" = "UPC_TYPE_C_USB2_SS_SWITCH"
+ register "group" = "ACPI_PLD_GROUP(2, 1)"
+ device ref usb2_port2 on end
+ end
+ chip drivers/usb/acpi
+ register "desc" = ""USB2 J_USB3_1""
+ register "type" = "UPC_TYPE_A"
+ register "group" = "ACPI_PLD_GROUP(2, 2)"
+ device ref usb2_port3 on end
+ end
+ chip drivers/usb/acpi
+ register "desc" = ""USB2 Fingerprint""
+ register "type" = "UPC_TYPE_INTERNAL"
+ device ref usb2_port5 on end
+ end
+ chip drivers/usb/acpi
+ register "desc" = ""USB2 J_TYPEC2""
+ register "type" = "UPC_TYPE_C_USB2_SS_SWITCH"
+ register "group" = "ACPI_PLD_GROUP(1, 1)"
+ device ref usb2_port6 on end
+ end
+ chip drivers/usb/acpi
+ register "desc" = ""USB2 Camera""
+ register "type" = "UPC_TYPE_INTERNAL"
+ device ref usb2_port7 on end
+ end
+ chip drivers/usb/acpi
+ register "desc" = ""USB2 Bluetooth""
+ register "type" = "UPC_TYPE_INTERNAL"
+ device ref usb2_port10 on end
+ end
+ chip drivers/usb/acpi
+ register "desc" = ""USB3 J_USB3_2""
+ register "type" = "UPC_TYPE_A"
+ register "group" = "ACPI_PLD_GROUP(1, 2)"
+ device ref usb3_port1 on end
+ end
+ chip drivers/usb/acpi
+ register "desc" = ""USB3 J_TYPEC1 CH0""
+ register "type" = "UPC_TYPE_A"
+ register "group" = "ACPI_PLD_GROUP(2, 1)"
+ device ref usb3_port2 on end
+ end
+ chip drivers/usb/acpi
+ register "desc" = ""USB3 J_USB3_1""
+ register "type" = "UPC_TYPE_A"
+ register "group" = "ACPI_PLD_GROUP(2, 2)"
+ device ref usb3_port3 on end
+ end
+ chip drivers/usb/acpi
+ register "desc" = ""USB3 J_TYPEC1 CH1""
+ register "type" = "UPC_TYPE_A"
+ register "group" = "ACPI_PLD_GROUP(2, 1)"
+ device ref usb3_port4 on end
+ end
+ end
+ end
+ end
+ device ref i2c2 on
+ # TODO: Pantone ROM?
+ register "SerialIoI2cMode[PchSerialIoIndexI2C2]" = "PchSerialIoPci"
+ end
+ device ref pcie_rp5 on
+ # 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"
+ chip soc/intel/common/block/pcie/rtd3
+ register "enable_gpio" = "ACPI_GPIO_OUTPUT_ACTIVE_HIGH(GPP_U5)" # DGPU_PWR_EN
+ register "reset_gpio" = "ACPI_GPIO_OUTPUT_ACTIVE_LOW(GPP_U4)" # DGPU_RST#_PCH
+ register "enable_delay_ms" = "16"
+ register "enable_off_delay_ms" = "4"
+ register "reset_delay_ms" = "10"
+ register "reset_off_delay_ms" = "4"
+ register "srcclk_pin" = "2" # PEG_CLKREQ#
+ device generic 0 on end
+ end
+ end
+ device ref pcie_rp9 on
+ # PCIe root port #9 x1, Clock 3 (CARD)
+ register "PcieRpEnable[8]" = "1"
+ register "PcieRpLtrEnable[8]" = "1"
+ register "PcieClkSrcUsage[3]" = "8"
+ register "PcieClkSrcClkReq[3]" = "3"
+ end
+ device ref pcie_rp10 on
+ # PCIe root port #10 x1, Clock 4 (GLAN)
+ register "PcieRpEnable[9]" = "1"
+ register "PcieRpLtrEnable[9]" = "1"
+ register "PcieClkSrcUsage[4]" = "9"
+ register "PcieClkSrcClkReq[4]" = "4"
+ chip soc/intel/common/block/pcie/rtd3
+ register "enable_gpio" = "ACPI_GPIO_OUTPUT_ACTIVE_HIGH(GPP_F9)" # GPIO_LAN_EN
+ register "reset_gpio" = "ACPI_GPIO_OUTPUT_ACTIVE_LOW(GPP_F7)" # GPIO_LANRTD3
+ register "srcclk_pin" = "4" # LAN_CLKREQ#
+ device generic 0 on end
+ end
+ end
+ device ref pcie_rp11 on
+ # PCIe root port #11 x1, Clock 1 (WLAN)
+ register "PcieRpEnable[10]" = "1"
+ register "PcieRpLtrEnable[10]" = "1"
+ register "PcieClkSrcUsage[1]" = "10"
+ register "PcieClkSrcClkReq[1]" = "1"
+ register "PcieRpSlotImplemented[10]" = "1"
+ end
+ device ref pmc hidden
+ # 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
+ # J_TYPEC2
+ use usb2_port6 as usb2_port
+ use tcss_usb3_port1 as usb3_port
+ # SBU & HSL follow CC
+ device generic 0 alias conn0 on end
+ end
+ end
+ end
+ end
+ end
+end
diff --git a/src/mainboard/system76/tgl-u/variants/galp5/romstage.c b/src/mainboard/system76/tgl-u/variants/galp5/romstage.c
new file mode 100644
index 0000000000..eb4fd3974b
--- /dev/null
+++ b/src/mainboard/system76/tgl-u/variants/galp5/romstage.c
@@ -0,0 +1,22 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+
+#include <fsp/util.h>
+#include <soc/meminit.h>
+#include <soc/romstage.h>
+
+void mainboard_memory_init_params(FSPM_UPD *mupd)
+{
+ const struct mb_cfg board_cfg = {
+ .type = MEM_TYPE_DDR4,
+ };
+ const struct mem_spd spd_info = {
+ .topo = MEM_TOPO_DIMM_MODULE,
+ .smbus = {
+ [0] = { .addr_dimm[0] = 0x50, },
+ [1] = { .addr_dimm[0] = 0x52, },
+ },
+ };
+ const bool half_populated = false;
+
+ memcfg_init(mupd, &board_cfg, &spd_info, half_populated);
+}