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-rw-r--r--Documentation/mainboard/index.md1
-rw-r--r--Documentation/mainboard/system76/lemp12.md62
-rw-r--r--src/mainboard/system76/rpl/Kconfig10
-rw-r--r--src/mainboard/system76/rpl/Kconfig.name3
-rw-r--r--src/mainboard/system76/rpl/Makefile.inc4
-rw-r--r--src/mainboard/system76/rpl/spd/samsung-M425R1GB4BB0-CQKOD.spd.hex33
-rw-r--r--src/mainboard/system76/rpl/variants/lemp12/board.fmd12
-rw-r--r--src/mainboard/system76/rpl/variants/lemp12/board_info.txt2
-rw-r--r--src/mainboard/system76/rpl/variants/lemp12/data.vbtbin0 -> 9216 bytes
-rw-r--r--src/mainboard/system76/rpl/variants/lemp12/gpio.c227
-rw-r--r--src/mainboard/system76/rpl/variants/lemp12/gpio_early.c14
-rw-r--r--src/mainboard/system76/rpl/variants/lemp12/hda_verb.c26
-rw-r--r--src/mainboard/system76/rpl/variants/lemp12/overridetree.cb83
-rw-r--r--src/mainboard/system76/rpl/variants/lemp12/romstage.c24
14 files changed, 501 insertions, 0 deletions
diff --git a/Documentation/mainboard/index.md b/Documentation/mainboard/index.md
index e311198f58d1..f5b4ed85309a 100644
--- a/Documentation/mainboard/index.md
+++ b/Documentation/mainboard/index.md
@@ -223,6 +223,7 @@ The boards in this section are not real mainboards, but emulators.
- [Lemur Pro 9](system76/lemp9.md)
- [Lemur Pro 10](system76/lemp10.md)
- [Lemur Pro 11](system76/lemp11.md)
+- [Lemur Pro 12](system76/lemp12.md)
- [Oryx Pro 5](system76/oryp5.md)
- [Oryx Pro 6](system76/oryp6.md)
- [Oryx Pro 7](system76/oryp7.md)
diff --git a/Documentation/mainboard/system76/lemp12.md b/Documentation/mainboard/system76/lemp12.md
new file mode 100644
index 000000000000..55a2e35cc2f3
--- /dev/null
+++ b/Documentation/mainboard/system76/lemp12.md
@@ -0,0 +1,62 @@
+# System76 Lemur Pro 12 (lemp12)
+
+## Specs
+
+- CPU
+ - Intel Core i5-1335U
+ - Intel Core i7-1355U
+- EC
+ - ITE IT5570E running [System76 EC](https://github.com/system76/ec)
+- Graphics
+ - Intel Iris Xe Graphics
+ - eDP 14.0" 1920x1080@60Hz LCD (Innolux N140HCE-EN2)
+ - 1x HDMI 2.1
+ - 1x DisplayPort 1.4 over USB-C
+- Memory
+ - Channel 0: 8-GB onboard DDR5 (Samsung M425R1GB4BB0-CQKOD)
+ - Channel 1: 8/16/32-GB DDR5 SO-DIMM @ 4800 MHz
+- Networking
+ - M.2 NVMe/CNVi WiFi/Bluetooth (Intel Wi-Fi 6 AX210/211)
+- Power
+ - 65W (19V, 3.42A) AC adapter (AcBel ADA012)
+ - USB-C charging, compatible with 65W+ charger
+ - 73Wh 4-cell Lithium-ion battery
+- Sound
+ - Realtek ALC256 codec
+ - Internal speakers and microphone
+ - Combined 3.5 mm headphone/microphone jack
+ - HDMI, USB-C DisplayPort audio
+- Storage
+ - 1x M.2 PCIe NVMe Gen 4 SSD
+ - 1x M.2 PCIe NVMe Gen 3 or SATA 3 SSD
+ - MicroSD card reader (RTS5227S)
+- USB
+ - 1x USB Type-C with Thudnerbolt 4
+ - 1x USB 3.2 Gen 2 Type-A
+ - 1x USB 3.2 Gen 1 Type-A
+- Dimensions
+ - 1.65cm x 32.2cm x 21.68cm, 1.15kg
+
+## Flashing coreboot
+
+```eval_rst
++---------------------+---------------------+
+| Type | Value |
++=====================+=====================+
+| Socketed flash | no |
++---------------------+---------------------+
+| Vendor | Macronix |
++---------------------+---------------------+
+| Model | MX25L25673G |
++---------------------+---------------------+
+| Size | 32 MiB |
++---------------------+---------------------+
+| Package | WSON-8 |
++---------------------+---------------------+
+| Internal flashing | yes |
++---------------------+---------------------+
+| External flashing | yes |
++---------------------+---------------------+
+```
+
+The flash chip (U41) is left of the DIMM slot.
diff --git a/src/mainboard/system76/rpl/Kconfig b/src/mainboard/system76/rpl/Kconfig
index 693ca5f40583..203725626110 100644
--- a/src/mainboard/system76/rpl/Kconfig
+++ b/src/mainboard/system76/rpl/Kconfig
@@ -50,6 +50,12 @@ config BOARD_SYSTEM76_GAZE18
select EC_SYSTEM76_EC_DGPU
select SOC_INTEL_ALDERLAKE_PCH_P
+config BOARD_SYSTEM76_LEMP12
+ select BOARD_SYSTEM76_RPL_COMMON
+ select HAVE_SPD_IN_CBFS
+ select SOC_INTEL_ALDERLAKE_PCH_P
+ select SOC_INTEL_ENABLE_USB4_PCIE_RESOURCES
+
config BOARD_SYSTEM76_ORYP11
select BOARD_SYSTEM76_RPL_COMMON
select EC_SYSTEM76_EC_DGPU
@@ -73,6 +79,7 @@ config VARIANT_DIR
default "darp9" if BOARD_SYSTEM76_DARP9
default "galp7" if BOARD_SYSTEM76_GALP7
default "gaze18" if BOARD_SYSTEM76_GAZE18
+ default "lemp12" if BOARD_SYSTEM76_LEMP12
default "oryp11" if BOARD_SYSTEM76_ORYP11
default "serw13" if BOARD_SYSTEM76_SERW13
@@ -85,6 +92,7 @@ config MAINBOARD_PART_NUMBER
default "darp9" if BOARD_SYSTEM76_DARP9
default "galp7" if BOARD_SYSTEM76_GALP7
default "gaze18" if BOARD_SYSTEM76_GAZE18
+ default "lemp12" if BOARD_SYSTEM76_LEMP12
default "oryp11" if BOARD_SYSTEM76_ORYP11
default "serw13" if BOARD_SYSTEM76_SERW13
@@ -94,6 +102,7 @@ config MAINBOARD_SMBIOS_PRODUCT_NAME
default "Darter Pro" if BOARD_SYSTEM76_DARP9
default "Galago Pro" if BOARD_SYSTEM76_GALP7
default "Gazelle" if BOARD_SYSTEM76_GAZE18
+ default "Lemur Pro" if BOARD_SYSTEM76_LEMP12
default "Oryx Pro" if BOARD_SYSTEM76_ORYP11
default "Serval WS" if BOARD_SYSTEM76_SERW13
@@ -103,6 +112,7 @@ config MAINBOARD_VERSION
default "darp9" if BOARD_SYSTEM76_DARP9
default "galp7" if BOARD_SYSTEM76_GALP7
default "gaze18" if BOARD_SYSTEM76_GAZE18
+ default "lemp12" if BOARD_SYSTEM76_LEMP12
default "oryp11" if BOARD_SYSTEM76_ORYP11
default "serw13" if BOARD_SYSTEM76_SERW13
diff --git a/src/mainboard/system76/rpl/Kconfig.name b/src/mainboard/system76/rpl/Kconfig.name
index b0ee8ab2b7af..1f21f1dcb800 100644
--- a/src/mainboard/system76/rpl/Kconfig.name
+++ b/src/mainboard/system76/rpl/Kconfig.name
@@ -13,6 +13,9 @@ config BOARD_SYSTEM76_GALP7
config BOARD_SYSTEM76_GAZE18
bool "gaze18"
+config BOARD_SYSTEM76_LEMP12
+ bool "lemp12"
+
config BOARD_SYSTEM76_ORYP11
bool "oryp11"
diff --git a/src/mainboard/system76/rpl/Makefile.inc b/src/mainboard/system76/rpl/Makefile.inc
index 8989d5ce6e1e..cf92eb2b437e 100644
--- a/src/mainboard/system76/rpl/Makefile.inc
+++ b/src/mainboard/system76/rpl/Makefile.inc
@@ -1,3 +1,5 @@
+## SPDX-License-Identifier: GPL-2.0-only
+
CPPFLAGS_common += -I$(src)/mainboard/$(MAINBOARDDIR)/include
bootblock-y += bootblock.c
@@ -8,3 +10,5 @@ romstage-y += variants/$(VARIANT_DIR)/romstage.c
ramstage-y += ramstage.c
ramstage-y += variants/$(VARIANT_DIR)/hda_verb.c
ramstage-y += variants/$(VARIANT_DIR)/gpio.c
+
+SPD_SOURCES = samsung-M425R1GB4BB0-CQKOD
diff --git a/src/mainboard/system76/rpl/spd/samsung-M425R1GB4BB0-CQKOD.spd.hex b/src/mainboard/system76/rpl/spd/samsung-M425R1GB4BB0-CQKOD.spd.hex
new file mode 100644
index 000000000000..9104bcf1c101
--- /dev/null
+++ b/src/mainboard/system76/rpl/spd/samsung-M425R1GB4BB0-CQKOD.spd.hex
@@ -0,0 +1,33 @@
+# Samsung M425R1GB4BB0-CQKOD
+30 10 12 03 04 00 40 42 00 00 00 00 90 02 00 00
+00 00 00 00 A0 01 F2 03 7A 0D 00 00 00 00 80 3E
+80 3E 80 3E 00 7D 80 BB 30 75 27 01 A0 00 82 00
+00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
+00 00 00 00 00 00 88 13 08 88 13 08 20 4E 20 10
+27 10 1A 41 28 10 27 10 C4 09 04 4C 1D 0C 00 00
+00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
+00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
+00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
+00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
+00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
+00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
+10 00 80 B3 80 21 80 B3 82 20 00 00 00 00 00 00
+00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
+00 00 00 00 00 00 0F 01 02 81 00 22 00 00 00 00
+00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
+00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
+00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
+00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
+00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
+00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
+00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
+00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
+00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
+00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
+00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
+00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
+00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
+00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
+00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
+00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
+00 00 00 00 00 00 00 00 00 00 00 00 00 00 09 D1
diff --git a/src/mainboard/system76/rpl/variants/lemp12/board.fmd b/src/mainboard/system76/rpl/variants/lemp12/board.fmd
new file mode 100644
index 000000000000..fdf1ebdf52b4
--- /dev/null
+++ b/src/mainboard/system76/rpl/variants/lemp12/board.fmd
@@ -0,0 +1,12 @@
+FLASH 32M {
+ SI_DESC 4K
+ SI_ME 4824K
+ SI_BIOS@16M 16M {
+ RW_MRC_CACHE 64K
+ SMMSTORE(PRESERVE) 256K
+ WP_RO {
+ FMAP 4K
+ COREBOOT(CBFS)
+ }
+ }
+}
diff --git a/src/mainboard/system76/rpl/variants/lemp12/board_info.txt b/src/mainboard/system76/rpl/variants/lemp12/board_info.txt
new file mode 100644
index 000000000000..0698cc345959
--- /dev/null
+++ b/src/mainboard/system76/rpl/variants/lemp12/board_info.txt
@@ -0,0 +1,2 @@
+Board name: lemp12
+Release year: 2023
diff --git a/src/mainboard/system76/rpl/variants/lemp12/data.vbt b/src/mainboard/system76/rpl/variants/lemp12/data.vbt
new file mode 100644
index 000000000000..ea0331c7dbf6
--- /dev/null
+++ b/src/mainboard/system76/rpl/variants/lemp12/data.vbt
Binary files differ
diff --git a/src/mainboard/system76/rpl/variants/lemp12/gpio.c b/src/mainboard/system76/rpl/variants/lemp12/gpio.c
new file mode 100644
index 000000000000..e8eb1e20a8b5
--- /dev/null
+++ b/src/mainboard/system76/rpl/variants/lemp12/gpio.c
@@ -0,0 +1,227 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+
+#include <mainboard/gpio.h>
+#include <soc/gpio.h>
+
+static const struct pad_config gpio_table[] = {
+ /* ------- GPIO Group GPD ------- */
+ PAD_CFG_NF(GPD0, UP_20K, PWROK, NF1), // PM_BATLOW#
+ PAD_CFG_NF(GPD1, NATIVE, PWROK, NF1), // AC_PRESENT
+ PAD_NC(GPD2, NONE),
+ 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, PWROK, NF1), // SLP_A#
+ PAD_CFG_GPI(GPD7, NONE, PWROK), // GPD7_REST
+ PAD_CFG_NF(GPD8, NONE, PWROK, NF1), // SUS_CLK
+ PAD_CFG_GPO(GPD9, 0, PWROK), // SLP_WLAN#
+ PAD_CFG_NF(GPD10, NONE, PWROK, NF1), // SLP_S5#
+ PAD_NC(GPD11, NONE),
+
+ /* ------- GPIO Group GPP_A ------- */
+ 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, UP_20K, DEEP, NF1), // ESPI_ALRT0#
+ PAD_NC(GPP_A6, NONE),
+ PAD_NC(GPP_A7, NONE),
+ PAD_NC(GPP_A8, NONE),
+ PAD_CFG_NF(GPP_A9, DN_20K, DEEP, NF1), // ESPI_CLK_EC
+ PAD_CFG_NF(GPP_A10, NONE, DEEP, NF1), // ESPI_RESET#
+ PAD_NC(GPP_A11, NONE),
+ PAD_CFG_NF(GPP_A12, UP_20K, DEEP, NF1), // SATAGP1
+ PAD_CFG_GPO(GPP_A13, 1, PLTRST), // PCH_BT_EN
+ PAD_NC(GPP_A14, NONE),
+ PAD_NC(GPP_A15, NONE),
+ PAD_CFG_NF(GPP_A16, NONE, DEEP, NF1), // USB_OC3#
+ 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_CFG_GPI(GPP_A22, NONE, DEEP), // SSD2_PCIE_WAKE#
+ PAD_NC(GPP_A23, NONE),
+
+ /* ------- GPIO Group GPP_B ------- */
+ PAD_CFG_NF(GPP_B0, NONE, DEEP, NF1), // VCCIN_AUX_VID0
+ PAD_CFG_NF(GPP_B1, NONE, DEEP, NF1), // VCCIN_AUX_VID1
+ PAD_CFG_NF(GPP_B2, NONE, DEEP, NF1), // VRALERT#
+ PAD_CFG_GPI(GPP_B3, NONE, DEEP), // SCI#
+ PAD_CFG_GPI(GPP_B4, NONE, DEEP), // SWI#
+ PAD_NC(GPP_B5, NONE),
+ PAD_NC(GPP_B6, NONE),
+ PAD_NC(GPP_B7, NONE),
+ PAD_NC(GPP_B8, NONE),
+ // GPP_B9 missing
+ // GPP_B10 missing
+ PAD_CFG_NF(GPP_B11, NONE, PWROK, NF1), // TBT_I2C_INT
+ PAD_CFG_NF(GPP_B12, NONE, DEEP, NF1), // SLP_S0#
+ PAD_CFG_NF(GPP_B13, NONE, DEEP, NF1), // PLT_RST#
+ PAD_CFG_NF(GPP_B14, NONE, DEEP, NF1), // Top swap override
+ PAD_NC(GPP_B15, NONE),
+ PAD_NC(GPP_B16, NONE),
+ PAD_CFG_GPO(GPP_B17, 1, PLTRST), // WLAN_RST#
+ PAD_NC(GPP_B18, NONE), // NO REBOOT strap
+ // GPP_B19 missing
+ // GPP_B20 missing
+ // GPP_B21 missing
+ // GPP_B22 missing
+ PAD_NC(GPP_B23, NONE), // CPUNSSC CLOCK FREQ strap
+
+ /* ------- GPIO Group GPP_C ------- */
+ PAD_CFG_NF(GPP_C0, NONE, DEEP, NF1), // SMB_CLK_DDR
+ PAD_CFG_NF(GPP_C1, NONE, DEEP, NF1), // CMB_DATA_DDR
+ PAD_CFG_GPO(GPP_C2, 1, PLTRST), // TLS CONFIDENTIALITY 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), // ESPI OR EC LESS strap
+ PAD_CFG_NF(GPP_C6, NONE, DEEP, NF1), // TBT_I2C_SCL
+ PAD_CFG_NF(GPP_C7, NONE, DEEP, NF1), // TBT_I2C_SDA
+ // GPP_C8 missing
+ // GPP_C9 missing
+ // GPP_C10 missing
+ // GPP_C11 missing
+ // GPP_C12 missing
+ // GPP_C13 missing
+ // GPP_C14 missing
+ // GPP_C15 missing
+ // GPP_C16 missing
+ // GPP_C17 missing
+ // GPP_C18 missing
+ // GPP_C19 missing
+ // GPP_C20 missing
+ // GPP_C21 missing
+ // GPP_C22 missing
+ // GPP_C23 missing
+
+ /* ------- GPIO Group GPP_D ------- */
+ PAD_CFG_GPO(GPP_D0, 1, DEEP), // SB_BLON
+ PAD_CFG_GPI(GPP_D1, NONE, DEEP), // SB_KBCRST#
+ PAD_CFG_GPO(GPP_D2, 0, DEEP), // ROM_I2C_EN
+ PAD_NC(GPP_D3, NONE),
+ PAD_NC(GPP_D4, NONE),
+ // GPP_D5 (SSD0_CLKREQ#) configured by FSP
+ // GPP_D6 (SSD1_CLKREQ#) configured by FSP
+ // GPP_D7 (WLAN_CLKREQ#) configured by FSP
+ PAD_NC(GPP_D8, NONE),
+ PAD_NC(GPP_D9, NONE),
+ PAD_NC(GPP_D10, NONE),
+ PAD_NC(GPP_D11, NONE),
+ PAD_NC(GPP_D12, NONE),
+ PAD_CFG_GPI(GPP_D13, NONE, DEEP), // WLAN_WAKEUP#
+ PAD_CFG_GPO(GPP_D14, 1, PLTRST), // SSD2_PWR_EN
+ PAD_NC(GPP_D15, NONE),
+ PAD_CFG_GPO(GPP_D16, 1, DEEP), // SSD1_PWR_EN
+ PAD_NC(GPP_D17, NONE),
+ PAD_NC(GPP_D18, NONE),
+ PAD_CFG_GPO(GPP_D19, 0, DEEP), // SATA_LED#
+
+ /* ------- GPIO Group GPP_E ------- */
+ PAD_CFG_GPI(GPP_E0, NONE, DEEP), // CNVI_WAKE#
+ _PAD_CFG_STRUCT(GPP_E1, 0x40100100, 0x3000), // TPM_PIRQ#
+ PAD_NC(GPP_E2, NONE),
+ PAD_CFG_GPO(GPP_E3, 1, PLTRST), // WIFI_RF_EN
+ PAD_CFG_GPO(GPP_E4, 0, PLTRST), // TBT_FORCE_PWR
+ PAD_NC(GPP_E5, NONE),
+ PAD_CFG_GPO(GPP_E6, 0, DEEP), // JTAG ODT DISABLE strap
+ PAD_CFG_GPI(GPP_E7, NONE, DEEP), // SMI#
+ PAD_CFG_GPO(GPP_E8, 0, DEEP), // SLP_DRAM#
+ PAD_CFG_NF(GPP_E9, NONE, DEEP, NF1), // USB_OC0#
+ PAD_NC(GPP_E10, NONE),
+ PAD_CFG_GPI(GPP_E11, NONE, DEEP), // BOARD_ID1
+ PAD_CFG_GPI_INT(GPP_E12, NONE, PLTRST, LEVEL), // TP_ATTN#
+ PAD_NC(GPP_E13, NONE),
+ PAD_CFG_NF(GPP_E14, NONE, DEEP, NF1), // EDP_HPD
+ PAD_NC(GPP_E15, NONE),
+ PAD_NC(GPP_E16, NONE),
+ PAD_NC(GPP_E17, NONE),
+ // GPP_E18 (TBT_LSX0_TXD) configured by FSP
+ // GPP_E19 (TBT_LSX0_RXD) configured by FSP
+ PAD_NC(GPP_E20, NONE),
+ PAD_NC(GPP_E21, NONE),
+ PAD_NC(GPP_E22, NONE),
+ PAD_NC(GPP_E23, NONE),
+
+ /* ------- GPIO Group GPP_F ------- */
+ 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_CFG_NF(GPP_F4, NONE, DEEP, NF1), // CNVI_RST#
+ // GPP_F5 (CNVI_CLKREQ) configured by FSP
+ PAD_CFG_NF(GPP_F6, NONE, DEEP, NF1), // CNVI_GNSS_PA_BLANKING
+ PAD_NC(GPP_F7, NONE), // MCRO LDO BYPASS strap
+ // GPP_F8 missing
+ PAD_NC(GPP_F9, NONE),
+ PAD_CFG_GPO(GPP_F10, 1, PLTRST), // CARD_RTD3_RST#
+ 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_GPO(GPP_F17, 1, PLTRST), // GPIO_SDCARD_EN
+ PAD_CFG_GPO(GPP_F18, 0, DEEP), // CCD_WP#
+ // GPP_F19 (CARD_CLKREQ#) configured by FSP
+ PAD_CFG_GPO(GPP_F20, 1, PLTRST), // M2_SSD2_RST#
+ PAD_NC(GPP_F21, NONE),
+ PAD_NC(GPP_F22, NONE),
+ PAD_NC(GPP_F23, NONE),
+
+ /* ------- GPIO Group GPP_H ------- */
+ PAD_CFG_GPO(GPP_H0, 1, PLTRST), // MS_SSD1_RST#
+ PAD_NC(GPP_H1, NONE),
+ PAD_CFG_GPO(GPP_H2, 1, PLTRST), // WLAN_RST#
+ PAD_CFG_GPI(GPP_H3, NONE, DEEP), // TPM_DET
+ PAD_CFG_NF(GPP_H4, NONE, DEEP, NF1), // I2C_SDA_TP
+ PAD_CFG_NF(GPP_H5, NONE, DEEP, NF1), // I2C_SCL_TP
+ PAD_CFG_NF(GPP_H6, NONE, DEEP, NF1), // PCH_I2C_SDA
+ PAD_CFG_NF(GPP_H7, NONE, DEEP, NF1), // PCH_I2C_SCL
+ PAD_CFG_NF(GPP_H8, NONE, DEEP, NF2), // CNVI_MFUART2_RXD
+ PAD_CFG_NF(GPP_H9, NONE, DEEP, NF2), // CNVI_MFUART2_TXD
+ // GPP_H10 (UART0_RX) configured in bootblock
+ // GPP_H11 (UART0_TX) configured in bootblock
+ PAD_CFG_NF(GPP_H12, NONE, DEEP, NF1), // SATA1_DEVSLP1
+ PAD_NC(GPP_H13, NONE),
+ // GPP_H14 missing
+ PAD_CFG_NF(GPP_H15, NONE, DEEP, NF1), // HDMI_CTRLCLK
+ // GPP_H16 missing
+ 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),
+ PAD_CFG_GPO(GPP_H20, 0, DEEP), // PM_CLKRUN#
+ PAD_NC(GPP_H21, NONE),
+ PAD_NC(GPP_H22, NONE),
+ PAD_NC(GPP_H23, NONE),
+
+ /* ------- GPIO Group GPP_R ------- */
+ 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), // HDA_RST#
+ PAD_NC(GPP_R5, NONE),
+ PAD_NC(GPP_R6, NONE), // DMIC_CLK
+ PAD_NC(GPP_R7, NONE), // DMIC_DAT
+
+ /* ------- GPIO Group GPP_S ------- */
+ 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),
+
+ /* ------- GPIO Group GPP_T ------- */
+ PAD_NC(GPP_T2, NONE),
+ PAD_NC(GPP_T3, NONE),
+};
+
+void mainboard_configure_gpios(void)
+{
+ gpio_configure_pads(gpio_table, ARRAY_SIZE(gpio_table));
+}
diff --git a/src/mainboard/system76/rpl/variants/lemp12/gpio_early.c b/src/mainboard/system76/rpl/variants/lemp12/gpio_early.c
new file mode 100644
index 000000000000..c80c798b040f
--- /dev/null
+++ b/src/mainboard/system76/rpl/variants/lemp12/gpio_early.c
@@ -0,0 +1,14 @@
+/* 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_H10, NONE, DEEP, NF1), // UART0_RX
+ PAD_CFG_NF(GPP_H11, NONE, DEEP, NF1), // UART0_TX
+};
+
+void mainboard_configure_early_gpios(void)
+{
+ gpio_configure_pads(early_gpio_table, ARRAY_SIZE(early_gpio_table));
+}
diff --git a/src/mainboard/system76/rpl/variants/lemp12/hda_verb.c b/src/mainboard/system76/rpl/variants/lemp12/hda_verb.c
new file mode 100644
index 000000000000..12fddf42f807
--- /dev/null
+++ b/src/mainboard/system76/rpl/variants/lemp12/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, ALC256 */
+ 0x10ec0256, /* Vendor ID */
+ 0x15587724, /* Subsystem ID */
+ 12, /* Number of entries */
+ AZALIA_SUBVENDOR(0, 0x15587724),
+ AZALIA_RESET(1),
+ AZALIA_PIN_CFG(0, 0x12, 0x90a60130),
+ AZALIA_PIN_CFG(0, 0x13, 0x40000000),
+ AZALIA_PIN_CFG(0, 0x14, 0x90170110),
+ 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, 0x41700001),
+ AZALIA_PIN_CFG(0, 0x1e, 0x411111f0),
+ AZALIA_PIN_CFG(0, 0x21, 0x02211020),
+};
+
+const u32 pc_beep_verbs[] = {};
+
+AZALIA_ARRAY_SIZES;
diff --git a/src/mainboard/system76/rpl/variants/lemp12/overridetree.cb b/src/mainboard/system76/rpl/variants/lemp12/overridetree.cb
new file mode 100644
index 000000000000..6f6ede508ab2
--- /dev/null
+++ b/src/mainboard/system76/rpl/variants/lemp12/overridetree.cb
@@ -0,0 +1,83 @@
+chip soc/intel/alderlake
+ register "power_limits_config[RPL_P_282_242_142_15W_CORE]" = "{
+ .tdp_pl1_override = 15,
+ .tdp_pl2_override = 46,
+ }"
+
+ device domain 0 on
+ subsystemid 0x1558 0x7724 inherit
+
+ device ref tbt_pcie_rp0 on end
+ device ref tcss_xhci on
+ register "tcss_ports[0]" = "TCSS_PORT_DEFAULT(OC_SKIP)"
+ end
+ device ref tcss_dma0 on end
+ device ref xhci on
+ # USB2
+ register "usb2_ports[0]" = "USB2_PORT_MID(OC_SKIP)" # Type-A Left
+ register "usb2_ports[1]" = "USB2_PORT_MID(OC_SKIP)" # Type-A Right
+ register "usb2_ports[2]" = "USB2_PORT_TYPE_C(OC_SKIP)" # J_TYPEC1
+ register "usb2_ports[3]" = "USB2_PORT_MID(OC_SKIP)" # 3G/LTE
+ 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)" # Type-A Left
+ register "usb3_ports[1]" = "USB3_PORT_DEFAULT(OC_SKIP)" # Type-A Right
+ register "usb3_ports[3]" = "USB3_PORT_DEFAULT(OC_SKIP)" # 3G/LTE
+ end
+
+ device ref i2c0 on
+ # Touchpad I2C bus
+ register "serial_io_i2c_mode[PchSerialIoIndexI2C0]" = "PchSerialIoPci"
+ chip drivers/i2c/hid
+ register "generic.hid" = ""ELAN0412""
+ register "generic.desc" = ""ELAN Touchpad""
+ register "generic.irq_gpio" = "ACPI_GPIO_IRQ_LEVEL_LOW(GPP_E12)"
+ register "generic.detect" = "1"
+ register "hid_desc_reg_offset" = "0x01"
+ device i2c 15 on end
+ end
+ chip drivers/i2c/hid
+ register "generic.hid" = ""FTCS1000""
+ register "generic.desc" = ""FocalTech Touchpad""
+ register "generic.irq_gpio" = "ACPI_GPIO_IRQ_LEVEL_LOW(GPP_E12)"
+ register "generic.detect" = "1"
+ register "hid_desc_reg_offset" = "0x01"
+ device i2c 38 on end
+ end
+ end
+
+ device ref pcie4_0 on
+ # CPU RP#1 x4, Clock 0 (SSD2)
+ register "cpu_pcie_rp[CPU_RP(1)]" = "{
+ .clk_src = 0,
+ .clk_req = 0,
+ .flags = PCIE_RP_LTR | PCIE_RP_AER,
+ }"
+ end
+ device ref pcie_rp5 on
+ # PCH RP#5 x1, Clock 2 (WLAN)
+ register "pch_pcie_rp[PCH_RP(5)]" = "{
+ .clk_src = 2,
+ .clk_req = 2,
+ .flags = PCIE_RP_LTR | PCIE_RP_AER,
+ }"
+ end
+ device ref pcie_rp6 on
+ # PCH RP#6 x1, Clock 6 (CARD)
+ register "pch_pcie_rp[PCH_RP(6)]" = "{
+ .clk_src = 6,
+ .clk_req = 6,
+ .flags = PCIE_RP_HOTPLUG | PCIE_RP_LTR | PCIE_RP_AER,
+ }"
+ end
+ device ref pcie_rp9 on
+ # PCH RP#9 x4, Clock 1 (SSD1)
+ register "pch_pcie_rp[PCH_RP(9)]" = "{
+ .clk_src = 1,
+ .clk_req = 1,
+ .flags = PCIE_RP_LTR,
+ }"
+ end
+ end
+end
diff --git a/src/mainboard/system76/rpl/variants/lemp12/romstage.c b/src/mainboard/system76/rpl/variants/lemp12/romstage.c
new file mode 100644
index 000000000000..c8c623fc1998
--- /dev/null
+++ b/src/mainboard/system76/rpl/variants/lemp12/romstage.c
@@ -0,0 +1,24 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+
+#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_DDR5,
+ .ect = true,
+ .LpDdrDqDqsReTraining = 1,
+ };
+ const struct mem_spd spd_info = {
+ .topo = MEM_TOPO_MIXED,
+ .cbfs_index = 0,
+ .smbus[1] = { .addr_dimm[0] = 0x52, },
+ };
+ const bool half_populated = false;
+
+ mupd->FspmConfig.DmiMaxLinkSpeed = 4;
+ mupd->FspmConfig.GpioOverride = 0;
+
+ memcfg_init(mupd, &board_cfg, &spd_info, half_populated);
+}