UPSTREAM: mb/google/fatcat: Create kinmen variant

Create the kinmen variant of the fatcat reference board by copying
the fatcat files to a new directory named for the variant.

BUG=b:409148565
TEST=1. util/abuild/abuild -p none -t google/fatcat -x -a
        make sure the build includes GOOGLE_KINMEN
     2. Run part_id_gen tool without any errors

(cherry picked from commit ee5256bfe5b73560a5503a8028c12357f7338543)

Original-Change-Id: I51e388e61f102216f6ce9233c87c1915596602be
Original-Signed-off-by: David Wu <david_wu@quanta.corp-partner.google.com>
Original-Reviewed-on: https://review.coreboot.org/c/coreboot/+/87317
Original-Reviewed-by: Bob Moragues <moragues@google.com>
Original-Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Original-Reviewed-by: Derek Huang <derekhuang@google.com>
Original-Reviewed-by: YH Lin <yueherngl@google.com>
Original-Reviewed-by: Subrata Banik <subratabanik@google.com>
Original-Reviewed-by: Jayvik Desai <jayvik@google.com>
GitOrigin-RevId: ee5256bfe5b73560a5503a8028c12357f7338543
Cr-Build-Id: 8717233198884905137
Cr-Build-Url: https://cr-buildbucket.appspot.com/build/8717233198884905137
Copybot-Job-Name: coreboot-main-copybot-downstream
Change-Id: I4763f318dcc13b3a51cefc9fe26b88d59f3c45ae
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/third_party/coreboot/+/6472762
Tested-by: ChromeOS Prod (Robot) <chromeos-ci-prod@chromeos-bot.iam.gserviceaccount.com>
Commit-Queue: ChromeOS Prod (Robot) <chromeos-ci-prod@chromeos-bot.iam.gserviceaccount.com>
Bot-Commit: ChromeOS Prod (Robot) <chromeos-ci-prod@chromeos-bot.iam.gserviceaccount.com>
diff --git a/src/mainboard/google/fatcat/Kconfig b/src/mainboard/google/fatcat/Kconfig
index d24f3c0..b5f649c 100644
--- a/src/mainboard/google/fatcat/Kconfig
+++ b/src/mainboard/google/fatcat/Kconfig
@@ -91,6 +91,9 @@
 	select BOARD_GOOGLE_BASEBOARD_FATCAT
 	select HAVE_SLP_S0_GATE
 
+config BOARD_GOOGLE_KINMEN
+	select BOARD_GOOGLE_BASEBOARD_FATCAT
+
 if BOARD_GOOGLE_FATCAT_COMMON
 
 config BASEBOARD_DIR
@@ -127,6 +130,7 @@
 	default 0x03 if BOARD_GOOGLE_MODEL_FATCAT
 	default 0x01 if BOARD_GOOGLE_FRANCKA
 	default 0x01 if BOARD_GOOGLE_FELINO
+	default 0x03 if BOARD_GOOGLE_KINMEN
 
 config HAVE_SLP_S0_GATE
 	def_bool n
@@ -145,6 +149,7 @@
 	default "Fatcatnuvo" if BOARD_GOOGLE_FATCATNUVO
 	default "Francka" if BOARD_GOOGLE_FRANCKA
 	default "Felino" if BOARD_GOOGLE_FELINO
+	default "Kinmen" if BOARD_GOOGLE_KINMEN
 
 config MEMORY_SOLDERDOWN
 	def_bool n
@@ -156,6 +161,7 @@
 	default 47 if BOARD_GOOGLE_MODEL_FATCAT # GPE0_DW1_15 (GPP_D15)
 	default 79 if BOARD_GOOGLE_FELINO # GPE0_DW2_15 (GPP_F15)
 	default 11 if BOARD_GOOGLE_FRANCKA # GPE0_DW0_11 (GPP_H11)
+	default 47 if BOARD_GOOGLE_KINMEN # GPE0_DW1_15 (GPP_D15)
 
 # FIXME: update as per board schematics
 config UART_FOR_CONSOLE
@@ -170,6 +176,7 @@
 	default "fatcat" if BOARD_GOOGLE_MODEL_FATCAT
 	default "francka" if BOARD_GOOGLE_FRANCKA
 	default "felino" if BOARD_GOOGLE_FELINO
+	default "kinmen" if BOARD_GOOGLE_KINMEN
 
 config OVERRIDE_DEVICETREE
 	default "variants/\$(CONFIG_VARIANT_DIR)/overridetree.cb"
diff --git a/src/mainboard/google/fatcat/Kconfig.name b/src/mainboard/google/fatcat/Kconfig.name
index 7c6cb89..786c0e7 100644
--- a/src/mainboard/google/fatcat/Kconfig.name
+++ b/src/mainboard/google/fatcat/Kconfig.name
@@ -19,3 +19,6 @@
 
 config BOARD_GOOGLE_FRANCKA
 	bool "-> Francka"
+
+config BOARD_GOOGLE_KINMEN
+	bool "-> Kinmen"
diff --git a/src/mainboard/google/fatcat/variants/baseboard/fatcat/include/baseboard/gpio.h b/src/mainboard/google/fatcat/variants/baseboard/fatcat/include/baseboard/gpio.h
index 067c361..6934bf1 100644
--- a/src/mainboard/google/fatcat/variants/baseboard/fatcat/include/baseboard/gpio.h
+++ b/src/mainboard/google/fatcat/variants/baseboard/fatcat/include/baseboard/gpio.h
@@ -30,6 +30,10 @@
  #define GPIO_PCH_WP	0 /* TODO */
 /* Used to gate SoC's SLP_S0# signal */
 #define GPIO_SLP_S0_GATE	GPP_D03
+#elif CONFIG(BOARD_GOOGLE_KINMEN)
+ #define EC_SYNC_IRQ	GPP_E07_IRQ
+ #define GPIO_PCH_WP	GPP_D02
+#define GPIO_SLP_S0_GATE	0 /* Not Connected */
 #endif
 
 #endif /* __BASEBOARD_GPIO_H__ */
diff --git a/src/mainboard/google/fatcat/variants/kinmen/Makefile.mk b/src/mainboard/google/fatcat/variants/kinmen/Makefile.mk
new file mode 100644
index 0000000..4c33dad
--- /dev/null
+++ b/src/mainboard/google/fatcat/variants/kinmen/Makefile.mk
@@ -0,0 +1,6 @@
+## SPDX-License-Identifier: GPL-2.0-only
+
+bootblock-y += gpio.c
+romstage-y += gpio.c
+romstage-y += memory.c
+ramstage-y += gpio.c
diff --git a/src/mainboard/google/fatcat/variants/kinmen/gpio.c b/src/mainboard/google/fatcat/variants/kinmen/gpio.c
new file mode 100644
index 0000000..ede819d
--- /dev/null
+++ b/src/mainboard/google/fatcat/variants/kinmen/gpio.c
@@ -0,0 +1,423 @@
+/* SPDX-License-Identifier: GPL-2.0-or-later */
+
+#include <baseboard/gpio.h>
+#include <baseboard/variants.h>
+#include <boardid.h>
+#include <soc/gpio.h>
+
+/* Pad configuration in ramstage*/
+static const struct pad_config gpio_table[] = {
+	/* GPP_A00:     ESPI_IO0_EC_R */
+	/*  GPP_A00 : GPP_A00 ==> ESPI_IO0_EC_R configured on reset, do not touch */
+
+	/* GPP_A01:     ESPI_IO1_EC_R */
+	/*  GPP_A01 : GPP_A01 ==> ESPI_IO1_EC_R configured on reset, do not touch */
+
+	/* GPP_A02:     ESPI_IO2_EC_R */
+	/*  GPP_A02 : GPP_A02 ==> ESPI_IO2_EC_R configured on reset, do not touch */
+
+	/* GPP_A03:     ESPI_IO3_EC_R */
+	/*  GPP_A03 : GPP_A03 ==> ESPI_IO3_EC_R configured on reset, do not touch */
+
+	/* GPP_A04:     ESPI_CS0_EC_R_N */
+	/*  GPP_A04 : GPP_A04 ==> ESPI_CS0_HDR_L configured on reset, do not touch */
+
+	/* GPP_A05:     ESPI_CLK_EC_R */
+	/*  GPP_A05 : GPP_A05 ==> ESPI_CLK_HDR configured on reset, do not touch */
+
+	/* GPP_A06:     ESPI_RST_EC_R_N */
+	/*  GPP_A06 : GPP_A06 ==> ESPI_RST_HDR configured on reset, do not touch */
+
+	/* GPP_A09:     M.2_WWAN_FCP_OFF_N */
+	PAD_CFG_GPO(GPP_A09, 1, PLTRST),
+	/* GPP_A10:     M.2_WWAN_DISABLE_N */
+	PAD_CFG_GPO(GPP_A10, 1, PLTRST),
+	/* GPP_A11:     WLAN_RST_N */
+	PAD_CFG_GPO(GPP_A11, 1, PLTRST),
+	/* GPP_A12:     WIFI_WAKE_N */
+	PAD_CFG_GPI_SCI_LOW(GPP_A12, NONE, DEEP, LEVEL),
+	/* GPP_A15:     GPP_A15_DNX_FORCE_RELOAD */
+	PAD_CFG_NF(GPP_A15, NONE, DEEP, NF1),
+	/* GPP_A16:     BT_RF_KILL_N */
+	PAD_CFG_GPO(GPP_A16, 1, DEEP),
+	/* GPP_A17:     WIFI_RF_KILL_N */
+	PAD_CFG_GPO(GPP_A17, 1, DEEP),
+
+	/* GPP_B00:     USBC_SML_CLK_PD */
+	PAD_CFG_NF(GPP_B00, NONE, DEEP, NF1),
+	/* GPP_B01:     USBC_SML_DATA_PD */
+	PAD_CFG_NF(GPP_B01, NONE, DEEP, NF1),
+	/* GPP_B02:     ISH_I2C0_SDA_SNSR_HDR */
+	/* NOTE: IOSSTAGE: 'Ignore' for S0ix */
+	PAD_CFG_NF_IOSTANDBY_IGNORE(GPP_B02, NONE, DEEP, NF3),
+	/* GPP_B03:     ISH_I2C0_SCL_SNSR_HDR */
+	/* NOTE: IOSSTAGE: 'Ignore' for S0ix */
+	PAD_CFG_NF_IOSTANDBY_IGNORE(GPP_B03, NONE, DEEP, NF3),
+	/* GPP_B04:     ISH_GP_0_SNSR_HDR */
+	PAD_CFG_NF(GPP_B04, NONE, DEEP, NF4),
+	/* GPP_B05:     ISH_GP_1_SNSR_HDR */
+	PAD_CFG_NF(GPP_B05, NONE, DEEP, NF4),
+	/* GPP_B06:     ISH_GP_2_SNSR_HDR */
+	PAD_CFG_NF(GPP_B06, NONE, DEEP, NF4),
+	/* GPP_B07:     ISH_GP_3_SNSR_HDR */
+	PAD_CFG_NF(GPP_B07, NONE, DEEP, NF4),
+	/* GPP_B08:     ISH_GP_4_SNSR_HDR */
+	PAD_CFG_NF(GPP_B08, NONE, DEEP, NF4),
+	/* GPP_B09:     M2_GEN4_SSD_RESET_N */
+	PAD_CFG_GPO(GPP_B09, 1, PLTRST),
+	/* GPP_B10:     GEN4_SSD_PWREN */
+	PAD_CFG_GPO(GPP_B10, 1, PLTRST),
+	/* GPP_B11:     MOD_TCSS1_DISP_HPD3 */
+	PAD_CFG_NF(GPP_B11, NONE, DEEP, NF2),
+	/* GPP_B12:     PM_SLP_S0_N */
+	PAD_CFG_NF(GPP_B12, NONE, DEEP, NF1),
+	/* GPP_B13:     PLT_RST_N */
+	PAD_CFG_NF(GPP_B13, NONE, DEEP, NF1),
+	/* GPP_B14:     MOD_TCSS2_DISP_HPD4 */
+	PAD_CFG_NF(GPP_B14, NONE, DEEP, NF2),
+	/* GPP_B15:     MOD_TCSS_USB_TYP_A_OC3_N */
+	PAD_CFG_NF(GPP_B15, NONE, DEEP, NF1),
+	/* GPP_B16:     GEN5_SSD_PWREN */
+	PAD_CFG_GPO(GPP_B16, 1, PLTRST),
+	/* GPP_B17:     Not used */
+	PAD_NC(GPP_B17, NONE),
+	/* GPP_B18:     ISH_I2C2_SDA_SNSR_HDR */
+	/* NOTE: IOSSTAGE: 'Ignore' for S0ix */
+	PAD_CFG_NF_IOSTANDBY_IGNORE(GPP_B18, NONE, DEEP, NF1),
+	/* GPP_B19:     ISH_I2C2_SCL_SNSR_HDR */
+	/* NOTE: IOSSTAGE: 'Ignore' for S0ix */
+	PAD_CFG_NF_IOSTANDBY_IGNORE(GPP_B19, NONE, DEEP, NF1),
+	/* GPP_B20:     M.2_WWAN_RST_N */
+	PAD_CFG_GPO(GPP_B20, 1, PLTRST),
+	/* GPP_B21:     TCP_RETIMER_FORCE_PWR */
+	PAD_CFG_GPO(GPP_B21, 0, DEEP),
+	/* GPP_B22:     ISH_GP_5_SNSR_HDR */
+	PAD_CFG_NF(GPP_B22, NONE, DEEP, NF4),
+	/* GPP_B23:     ISH_GP_6_SNSR_HDR */
+	PAD_CFG_NF(GPP_B23, NONE, DEEP, NF4),
+	/* GPP_B24:     ESPI_ALERT0_EC_R_N */
+	PAD_NC(GPP_B24, NONE),
+
+	/* GPP_C00:     GPP_C0_SMBCLK */
+	PAD_CFG_NF(GPP_C00, NONE, DEEP, NF1),
+	/* GPP_C01:     GPP_C1_SMBDATA */
+	PAD_CFG_NF(GPP_C01, NONE, DEEP, NF1),
+	/* GPP_C02:     Not used */
+	PAD_NC(GPP_C02, NONE),
+	/* GPP_C03:     TCP_LAN_SML0_SCL_R */
+	PAD_CFG_NF(GPP_C03, NONE, DEEP, NF1),
+	/* GPP_C04:     TCP_LAN_SML0_SDA_R */
+	PAD_CFG_NF(GPP_C04, NONE, DEEP, NF1),
+	/* GPP_C06:     SML1_CLK */
+	PAD_CFG_NF(GPP_C06, NONE, DEEP, NF1),
+	/* GPP_C07:     SML1_DATA */
+	PAD_CFG_NF(GPP_C07, NONE, DEEP, NF1),
+	/* GPP_C09:     CLKREQ0_X8_GEN5_DT_CEM_SLOT_N */
+	PAD_CFG_NF(GPP_C09, NONE, DEEP, NF1),
+	/* GPP_C10:     CLKREQ1_X4_GEN5_M2_SSD_N */
+	PAD_CFG_NF(GPP_C10, NONE, DEEP, NF1),
+	/* GPP_C11:     CLKREQ2_X1_GEN4_DT_CEM_SLOT_N */
+	PAD_CFG_NF(GPP_C11, NONE, DEEP, NF1),
+	/* GPP_C12:     CLKREQ3_X1_GEN1_GBE_LAN_N */
+	PAD_CFG_NF(GPP_C12, NONE, DEEP, NF1),
+	/* GPP_C13:     CLKREQ4_X1_GEN4_M2_WLAN_N */
+	PAD_CFG_NF(GPP_C13, NONE, DEEP, NF1),
+	/* GPP_C14:     CLKREQ5_X1_GEN4_M2_WWAN_N */
+	PAD_CFG_NF(GPP_C14, NONE, DEEP, NF1),
+	/* GPP_C16:     TBT_LSX0_TXD  */
+	PAD_CFG_NF(GPP_C16, NONE, DEEP, NF1),
+	/* GPP_C17:     TBT_LSX0_RXD  */
+	PAD_CFG_NF(GPP_C17, NONE, DEEP, NF1),
+	/* GPP_C18:     TBT_LSX1_TXD  */
+	PAD_CFG_NF(GPP_C18, NONE, DEEP, NF1),
+	/* GPP_C19:     TBT_LSX1_RXD */
+	PAD_CFG_NF(GPP_C19, NONE, DEEP, NF1),
+	/* GPP_C20:     MOD_TCSS1_LS_TX_DDC_SCL */
+	PAD_CFG_NF(GPP_C20, NONE, DEEP, NF1),
+	/* GPP_C21:     MOD_TCSS1_LS_RX_DDC_SDA */
+	PAD_CFG_NF(GPP_C21, NONE, DEEP, NF1),
+	/* GPP_C22:     MOD_TCSS2_LS_TX_DDC_SCL */
+	PAD_CFG_NF(GPP_C22, NONE, DEEP, NF2),
+	/* GPP_C23:     MOD_TCSS2_LS_RX_DDC_SDA */
+	PAD_CFG_NF(GPP_C23, NONE, DEEP, NF2),
+
+	/* GPP_D00:     IMGCLKOUT_1 */
+	PAD_CFG_NF(GPP_D00, NONE, DEEP, NF1),
+	/* GPP_D02:     Not used */
+	PAD_NC(GPP_D02, NONE),
+	/* GPP_D03:     M.2_WWAN_PERST_GPIO_N */
+	PAD_CFG_GPO(GPP_D03, 1, PLTRST),
+	/* GPP_D04:     IMGCLKOUT_0 */
+	PAD_CFG_NF(GPP_D04, NONE, DEEP, NF1),
+	/* GPP_D05:     disable ISH_UART0_RXD */
+	PAD_NC(GPP_D05, NONE),
+	/* GPP_D07:     NC */
+	PAD_NC(GPP_D07, NONE),
+	/* GPP_D08:     NC */
+	PAD_NC(GPP_D08, NONE),
+	/* GPP_D09:     PEG_SLOT_RST_N */
+	PAD_CFG_GPO(GPP_D09, 1, PLTRST),
+	/* GPP_D10:     HDA_BCLK */
+	PAD_CFG_NF(GPP_D10, NONE, DEEP, NF1),
+	/* GPP_D11:     HDA_SYNC */
+	PAD_CFG_NF(GPP_D11, NONE, DEEP, NF1),
+	/* GPP_D12:     HDA_SDO */
+	PAD_CFG_NF(GPP_D12, NONE, DEEP, NF1),
+	/* GPP_D13:     HDA_SDI0 */
+	PAD_CFG_NF(GPP_D13, NONE, DEEP, NF1),
+	/* GPP_D14:     COINLESS_MODE_SELECT */
+	PAD_CFG_GPI_TRIG_OWN(GPP_D14, NONE, PLTRST, LEVEL, ACPI),
+	/* GPP_D15:     SPI_TPM_INT_N */
+	PAD_CFG_GPI_APIC_LOCK(GPP_D15, NONE, LEVEL, INVERT, LOCK_CONFIG),
+	/* GPP_D16:     HDA_RST_N_HDR */
+	PAD_CFG_NF(GPP_D16, NONE, DEEP, NF1),
+	/* GPP_D17:     HDA_SDI1_HDR */
+	PAD_CFG_NF(GPP_D17, NONE, DEEP, NF1),
+	/* GPP_D18:     CLKREQ6_X4_GEN4_M2_SSD_N */
+	PAD_CFG_NF(GPP_D18, NONE, DEEP, NF1),
+	/* GPP_D20:     CSE_EARLY_SW */
+	PAD_CFG_GPI_SCI_HIGH(GPP_D20, NONE, DEEP, LEVEL),
+	/* GPP_D21:     NC */
+	PAD_NC(GPP_D21, NONE),
+	/* GPP_D22:     BPKI3C_SDA */
+	PAD_CFG_NF(GPP_D22, NONE, DEEP, NF1),
+	/* GPP_D23:     BPKI3C_SCL */
+	PAD_CFG_NF(GPP_D23, NONE, DEEP, NF1),
+	/* GPP_D24:     PEG_SLOT_WAKE_N */
+	PAD_CFG_GPI_SCI_LOW(GPP_D24, NONE, DEEP, LEVEL),
+	/* GPP_D25:     X4_SLOT_WAKE_N */
+	PAD_CFG_GPI_SCI_LOW(GPP_D25, NONE, DEEP, LEVEL),
+
+	/* GPP_E01:     CRD2_RST_N */
+	PAD_CFG_GPO(GPP_E01, 1, PLTRST),
+	/* GPP_E02:     WWAN_WAKE_GPIO_N  */
+	PAD_CFG_GPI_SCI_LOW(GPP_E02, NONE, DEEP, LEVEL),
+	/* GPP_E03:     M2_GEN5_SSD_RESET_N */
+	PAD_CFG_GPO(GPP_E03, 1, PLTRST),
+	/* GPP_E06:     SECURE_CAM_SW */
+	PAD_CFG_GPI_TRIG_OWN(GPP_E06, NONE, PLTRST, LEVEL, ACPI),
+	/* GPP_E07 : [] ==> EC_SOC_INT_ODL */
+	PAD_CFG_GPI_APIC_LOCK(GPP_E07, NONE, LEVEL, INVERT, LOCK_CONFIG),
+	/* GPP_E08:     Not used */
+	PAD_NC(GPP_E08, NONE),
+	/* GPP_E09:     USB_RD_FP_CONN_12_OC0_N */
+	PAD_CFG_NF(GPP_E09, NONE, DEEP, NF1),
+	/* GPP_E10:     CRD1_RST_N */
+	PAD_CFG_GPO(GPP_E10, 1, PLTRST),
+	/* GPP_E11:     THC0_SPI1_CLK_TCH_PNL1 */
+	PAD_CFG_NF(GPP_E11, NONE, DEEP, NF3),
+	/* GPP_E12:     THC0_SPI1_IO_0_I2C4_SCL_TCH_PNL1 */
+	PAD_CFG_NF(GPP_E12, NONE, DEEP, NF3),
+	/* GPP_E13:     THC0_SPI1_IO_1_I2C4_SDA_TCH_PNL1 */
+	PAD_CFG_NF(GPP_E13, NONE, DEEP, NF3),
+	/* GPP_E14:     THC0_SPI1_IO_2_TCH_PNL1 */
+	PAD_CFG_NF(GPP_E14, NONE, DEEP, NF3),
+	/* GPP_E15:     THC0_SPI1_IO_3_TCH_PNL1 */
+	PAD_CFG_NF(GPP_E15, NONE, DEEP, NF3),
+	/* GPP_E16:     THC0_SPI1_RST_N_TCH_PNL1 */
+	/* THC NOTE: use GPO instead of GPO for THC0 Rst */
+	PAD_CFG_GPO(GPP_E16, 1, DEEP),
+	/* GPP_E18:     THC0_SPI1_INT_N_TCH_PNL1 */
+	PAD_CFG_NF(GPP_E18, NONE, DEEP, NF3),
+	/* GPP_E21:     I2C_PMC_PD_INT_N */
+	PAD_CFG_NF(GPP_E21, NONE, DEEP, NF1),
+	/* GPP_E22:     THC0_SPI1_DSYNC */
+	PAD_CFG_NF(GPP_E22, NONE, DEEP, NF3),
+
+	/* GPP_F00:     M.2_CNV_BRI_DT_BT_UART2_RTS_N */
+	/* NOTE: IOSSTAGE: 'Ignore' for S0ix */
+	PAD_CFG_NF_IOSTANDBY_IGNORE(GPP_F00, NONE, DEEP, NF1),
+	/* GPP_F01:     M.2_CNV_BRI_RSP_BT_UART2_RXD */
+	/* NOTE: IOSSTAGE: 'Ignore' for S0ix */
+	PAD_CFG_NF_IOSTANDBY_IGNORE(GPP_F01, NONE, DEEP, NF1),
+	/* GPP_F02:     M.2_CNV_RGI_DT_BT_UART2_TXD */
+	/* NOTE: IOSSTAGE: 'Ignore' for S0ix */
+	PAD_CFG_NF_IOSTANDBY_IGNORE(GPP_F02, NONE, DEEP, NF1),
+	/* GPP_F03:     M.2_CNV_RGI_RSP_BT_UART2_CTS_N */
+	/* NOTE: IOSSTAGE: 'Ignore' for S0ix */
+	PAD_CFG_NF_IOSTANDBY_IGNORE(GPP_F03, NONE, DEEP, NF1),
+	/* GPP_F04:     CNV_RF_RESET_R_N */
+	/* NOTE: IOSSTAGE: 'Ignore' for S0ix */
+	PAD_CFG_NF_IOSTANDBY_IGNORE(GPP_F04, NONE, DEEP, NF1),
+	/* GPP_F05:     CRF_CLKREQ_R */
+	/* NOTE: IOSSTAGE: 'Ignore' for S0ix */
+	PAD_CFG_NF_IOSTANDBY_IGNORE(GPP_F05, NONE, DEEP, NF3),
+	/* GPP_F06:     WLAN_WWAN_COEX3 */
+	PAD_CFG_NF(GPP_F06, NONE, DEEP, NF1),
+	/* GPP_F07:     IMGCLKOUT_2 */
+	PAD_CFG_NF(GPP_F07, NONE, DEEP, NF2),
+	/* GPP_F08:     TCH_PNL1_PWR_EN */
+	PAD_CFG_GPO(GPP_F08, 1, PLTRST),
+	/* GPP_F09:     NC */
+	PAD_NC(GPP_F09, NONE),
+	/* GPP_F10:     PEG_SLOT_PWR_EN_N */
+	PAD_CFG_GPO(GPP_F10, 0, PLTRST),
+	/* GPP_F11:     MOD_TCSS2_TYP_A_VBUS_EN */
+	PAD_CFG_GPO(GPP_F11, 1, DEEP),
+	/* GPP_F12:     THC_I2C1_SCL_TCH_PAD */
+	PAD_CFG_NF(GPP_F12, NONE, DEEP, NF8),
+	/* GPP_F13:     THC_I2C1_SDA_TCH_PAD */
+	PAD_CFG_NF(GPP_F13, NONE, DEEP, NF8),
+	/* GPP_F17:     Not used */
+	PAD_CFG_GPI_INT(GPP_F17, NONE, PLTRST, EDGE_BOTH),
+	/* GPP_F18:     TCH_PAD_INT_N */
+	/* NOTE: require rework to switch from GPP_A13 to GPP_F18 */
+	PAD_CFG_GPI_APIC(GPP_F18, NONE, PLTRST, LEVEL, INVERT),
+	/* GPP_F19:     GPP_PRIVACY_LED_CAM2 */
+	PAD_CFG_GPO(GPP_F19, 0, PLTRST),
+	/* GPP_F20:     GPP_PRIVACY_LED_CAM1_CVS_HST_WAKE */
+	PAD_CFG_GPO(GPP_F20, 0, PLTRST),
+	/* GPP_F22:     THC1_SPI2_DSYNC */
+	PAD_CFG_NF(GPP_F22, NONE, DEEP, NF3),
+
+	/* GPP_H00:     Not used */
+	PAD_NC(GPP_H00, NONE),
+	/* GPP_H01:     CRD_CAM_STROBE */
+	PAD_CFG_GPO(GPP_H01, 0, PLTRST),
+	/* GPP_H02:     DEBUG_TRACE_PNP */
+	PAD_CFG_GPO(GPP_H02, 1, PLTRST),
+	/* GPP_H03:     MIC MUTE */
+	PAD_CFG_NF(GPP_H03, NONE, DEEP, NF1),
+	/* GPP_H04:     I2C2_SDA_CAM_FLSH */
+	PAD_CFG_NF(GPP_H04, NONE, DEEP, NF1),
+	/* GPP_H05:     I2C2_SCL_CAM_FLSH */
+	PAD_CFG_NF(GPP_H05, NONE, DEEP, NF1),
+	/* GPP_H06:     I2C3_SDA_PSS */
+	PAD_CFG_NF(GPP_H06, NONE, DEEP, NF1),
+	/* GPP_H07:     I2C3_SCL_PSS */
+	PAD_CFG_NF(GPP_H07, NONE, DEEP, NF1),
+	/* GPP_H08:     UART0_BUF_RXD */
+	PAD_CFG_NF(GPP_H08, NONE, DEEP, NF1),
+	/* GPP_H09:     UART0_BUF_TXD */
+	PAD_CFG_NF(GPP_H09, NONE, DEEP, NF1),
+	/* GPP_H10:     UART0_BUF_RTS */
+	PAD_CFG_NF(GPP_H10, NONE, DEEP, NF1),
+	/* GPP_H11:     UART0_BUF_CTS */
+	PAD_CFG_NF(GPP_H11, NONE, DEEP, NF1),
+	/* GPP_H13:     CPU_C10_GATE_N_R */
+	PAD_CFG_NF(GPP_H13, NONE, DEEP, NF1),
+	/* GPP_H14:     NC */
+	PAD_NC(GPP_H14, NONE),
+	/* GPP_H15:     NC */
+	PAD_NC(GPP_H15, NONE),
+	/* GPP_H16:     WWAN_PWREN */
+	PAD_CFG_GPO(GPP_H16, 1, PLTRST),
+	/* GPP_H17:     MIC MUTE LED */
+	PAD_CFG_NF(GPP_H17, NONE, DEEP, NF1),
+	/* GPP_H19:     I3C0_SDA_HDR */
+	PAD_CFG_NF(GPP_H19, NONE, DEEP, NF2),
+	/* GPP_H20:     I3C0_SCL_HDR */
+	PAD_CFG_NF(GPP_H20, NONE, DEEP, NF2),
+	/* GPP_H21:     I2C1_SDA_I3C1_SDA_CAM_FLSH_CVS */
+	PAD_CFG_NF(GPP_H21, NONE, DEEP, NF1),
+	/* GPP_H22:     I2C1_SCL_I3C1_SCL_CAM_FLSH_CVS */
+	PAD_CFG_NF(GPP_H22, NONE, DEEP, NF1),
+
+	/* GPP_S00:     SNDW3_CLK_CODEC */
+	PAD_CFG_NF(GPP_S00, NONE, DEEP, NF1),
+	/* GPP_S01:     SNDW3_DATA0_CODEC */
+	PAD_CFG_NF(GPP_S01, NONE, DEEP, NF1),
+	/* GPP_S02:     SNDW3_DATA1_CODEC */
+	PAD_CFG_NF(GPP_S02, NONE, DEEP, NF1),
+	/* GPP_S03:     SNDW3_DATA2_CODEC */
+	PAD_CFG_NF(GPP_S03, NONE, DEEP, NF1),
+	/* GPP_S04:     SNDW2_CLK */
+	PAD_CFG_NF(GPP_S04, NONE, DEEP, NF2),
+	/* GPP_S05:     SNDW2_DATA0 */
+	PAD_CFG_NF(GPP_S05, NONE, DEEP, NF2),
+	/* GPP_S06:     SNDW1_CLK */
+	PAD_CFG_NF(GPP_S06, NONE, DEEP, NF3),
+	/* GPP_S07:     SNDW1_DATA0 */
+	PAD_CFG_NF(GPP_S07, NONE, DEEP, NF3),
+
+	/* GPP_V00:     PM_BATLOW_N */
+	PAD_CFG_NF(GPP_V00, NONE, DEEP, NF1),
+	/* GPP_V01:     BC_ACOK_MCP */
+	PAD_CFG_NF(GPP_V01, NONE, DEEP, NF1),
+	/* GPP_V02:     LANWAKE_N_R */
+	PAD_CFG_NF(GPP_V02, NONE, DEEP, NF1),
+	/* GPP_V03:     PWRBTN_MCP_N */
+	PAD_CFG_NF(GPP_V03, NONE, DEEP, NF1),
+	/* GPP_V04:     PM_SLP_S3_N */
+	PAD_CFG_NF(GPP_V04, NONE, DEEP, NF1),
+	/* GPP_V05:     PM_SLP_S4_N */
+	PAD_CFG_NF(GPP_V05, NONE, DEEP, NF1),
+	/* GPP_V06:     PM_SLP_A_N */
+	PAD_CFG_NF(GPP_V06, NONE, DEEP, NF1),
+	/* GPP_V07:     Not used */
+	PAD_NC(GPP_V07, NONE),
+	/* GPP_V08:     SLP_WLAN_N */
+	PAD_CFG_NF(GPP_V08, NONE, DEEP, NF1),
+	/* GPP_V09:     PM_SLP_S5_N */
+	PAD_CFG_NF(GPP_V09, NONE, DEEP, NF1),
+	/* GPP_V10:     LANPHYPC_R_N */
+	PAD_CFG_NF(GPP_V10, NONE, DEEP, NF1),
+	/* GPP_V11:     PM_SLP_LAN_N */
+	PAD_CFG_NF(GPP_V11, NONE, DEEP, NF1),
+	/* GPP_V12:     WAKE_N */
+	PAD_CFG_NF(GPP_V12, NONE, DEEP, NF1),
+	/* GPP_V13:     GPP_V13_CATERR_N */
+	PAD_CFG_NF(GPP_V13, NONE, DEEP, NF1),
+	/* GPP_V14:     GPP_V14_FORCEPR_N */
+	PAD_CFG_NF(GPP_V14, NONE, DEEP, NF1),
+	/* GPP_V15:     GPP_V15_THERMTRIP_N */
+	PAD_CFG_NF(GPP_V15, NONE, DEEP, NF1),
+	/* GPP_V16:     GPP_V16_VCCST_EN */
+	PAD_CFG_NF(GPP_V16, NONE, DEEP, NF1),
+	/* GPP_V17:     TCP_RT_S0IX_ENTRY_EXIT_N */
+	PAD_CFG_GPO(GPP_V17, 1, DEEP),
+};
+
+/* Early pad configuration in bootblock */
+static const struct pad_config early_gpio_table[] = {
+	/* GPP_H08:     UART0_BUF_RXD */
+	PAD_CFG_NF(GPP_H08, NONE, DEEP, NF1),
+	/* GPP_H09:     UART0_BUF_TXD */
+	PAD_CFG_NF(GPP_H09, NONE, DEEP, NF1),
+
+	/* GPP_H06: I2C3_SDA_PSS */
+	PAD_CFG_NF(GPP_H06, NONE, DEEP, NF1),
+	/* GPP_H07: I2C3_SCL_PSS */
+	PAD_CFG_NF(GPP_H07, NONE, DEEP, NF1),
+	/* GPP_D15: SPI_TPM_INT_N */
+	PAD_CFG_GPI_APIC(GPP_D15, NONE, PLTRST, LEVEL, INVERT),
+};
+
+/* Pad configuration in romstage */
+static const struct pad_config romstage_gpio_table[] = {
+	/* GPP_A08:     X1_PCIE_SLOT_PWR_EN */
+	PAD_CFG_GPO(GPP_A08, 0, PLTRST),
+	/* GPP_C00:     GPP_C0_SMBCLK */
+	PAD_CFG_NF(GPP_C00, NONE, DEEP, NF1),
+	/* GPP_C01:     GPP_C1_SMBDATA */
+	PAD_CFG_NF(GPP_C01, NONE, DEEP, NF1),
+};
+
+const struct pad_config *variant_gpio_table(size_t *num)
+{
+	*num = ARRAY_SIZE(gpio_table);
+	return gpio_table;
+}
+
+const struct pad_config *variant_early_gpio_table(size_t *num)
+{
+	*num = ARRAY_SIZE(early_gpio_table);
+	return early_gpio_table;
+}
+
+/* Create the stub for romstage gpio, typically use for power sequence */
+const struct pad_config *variant_romstage_gpio_table(size_t *num)
+{
+	*num = ARRAY_SIZE(romstage_gpio_table);
+	return romstage_gpio_table;
+}
+
+static const struct cros_gpio cros_gpios[] = {
+	CROS_GPIO_REC_AL(CROS_GPIO_VIRTUAL, CROS_GPIO_DEVICE0_NAME),
+	CROS_GPIO_REC_AL(CROS_GPIO_VIRTUAL, CROS_GPIO_DEVICE1_NAME),
+	CROS_GPIO_REC_AL(CROS_GPIO_VIRTUAL, CROS_GPIO_DEVICE2_NAME),
+	CROS_GPIO_REC_AL(CROS_GPIO_VIRTUAL, CROS_GPIO_DEVICE3_NAME),
+	CROS_GPIO_WP_AH(GPIO_PCH_WP, CROS_GPIO_DEVICE4_NAME),
+};
+
+DECLARE_CROS_GPIOS(cros_gpios);
diff --git a/src/mainboard/google/fatcat/variants/kinmen/hda_verb.c b/src/mainboard/google/fatcat/variants/kinmen/hda_verb.c
new file mode 100644
index 0000000..2f703b7
--- /dev/null
+++ b/src/mainboard/google/fatcat/variants/kinmen/hda_verb.c
@@ -0,0 +1,126 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+
+#include <device/azalia_device.h>
+
+const u32 cim_verb_data[] = {
+	/* coreboot specific header */
+	0x10ec0256,	/* Codec Vendor / Device ID: Realtek ALC256 */
+	0x10ec12ac,	/* Subsystem ID */
+	0x00000013,	/* Number of jacks (NID entries) */
+
+	AZALIA_RESET(0x1),
+	/* NID 0x01, HDA Codec Subsystem ID Verb Table */
+	AZALIA_SUBVENDOR(0, 0x10ec12ac),
+
+	/* Pin Widget Verb Table */
+	/*
+	 * DMIC
+	 * Requirement is to use PCH DMIC. Hence,
+	 * commented out codec's Internal DMIC.
+	 * AZALIA_PIN_CFG(0, 0x12, 0x90A60130),
+	 * AZALIA_PIN_CFG(0, 0x13, 0x40000000),
+	 */
+	/* Pin widget 0x14 - Front (Port-D) */
+	AZALIA_PIN_CFG(0, 0x14, 0x90170110),
+	/* Pin widget 0x18 - NPC */
+	AZALIA_PIN_CFG(0, 0x18, 0x411111F0),
+	/* Pin widget 0x19 - MIC2 (Port-F) */
+	AZALIA_PIN_CFG(0, 0x19, 0x04A11040),
+	/* Pin widget 0x1A - LINE1 (Port-C) */
+	AZALIA_PIN_CFG(0, 0x1a, 0x411111F0),
+	/* Pin widget 0x1B - NPC */
+	AZALIA_PIN_CFG(0, 0x1b, 0x411111F0),
+	/* Pin widget 0x1D - BEEP-IN */
+	AZALIA_PIN_CFG(0, 0x1d, 0x40610041),
+	/* Pin widget 0x1E - NPC */
+	AZALIA_PIN_CFG(0, 0x1e, 0x411111F0),
+	/* Pin widget 0x21 - HP1-OUT (Port-I) */
+	AZALIA_PIN_CFG(0, 0x21, 0x04211020),
+	/*
+	 * Widget node 0x20 - 1
+	 * Codec hidden reset and speaker power 2W/4ohm
+	 */
+	0x0205001A,
+	0x0204C003,
+	0x02050038,
+	0x02047901,
+	/*
+	 * Widget node 0x20 - 2
+	 * Class D power on Reset
+	 */
+	0x0205003C,
+	0x02040354,
+	0x0205003C,
+	0x02040314,
+	/*
+	 * Widget node 0x20 - 3
+	 * Disable AGC and set AGC limit to -1.5dB
+	 */
+	0x02050016,
+	0x02040C50,
+	0x02050012,
+	0x0204EBC1,
+	/*
+	 * Widget node 0x20 - 4
+	 * Set AGC Post gain +1.5dB then Enable AGC
+	 */
+	0x02050013,
+	0x02044023,
+	0x02050016,
+	0x02040E50,
+	/*
+	 * Widget node 0x20 - 5
+	 * Silence detector enabling + Set EAPD to verb control
+	 */
+	0x02050037,
+	0x0204FE15,
+	0x02050010,
+	0x02040020,
+	/*
+	 * Widget node 0x20 - 6
+	 * Silence data mode Threshold (-90dB)
+	 */
+	0x02050030,
+	0x0204A000,
+	0x0205001B,
+	0x02040A4B,
+	/*
+	 * Widget node 0x20 - 7
+	 * Default setting-1
+	 */
+	0x05750003,
+	0x05740DA3,
+	0x02050046,
+	0x02040004,
+	/*
+	 * Widget node 0x20 - 8
+	 * support 1 pin detect two port
+	 */
+	0x02050009,
+	0x0204E003,
+	0x0205000A,
+	0x02047770,
+	/*
+	 * Widget node 0x20 - 9
+	 * To set LDO1/LDO2 as default
+	 */
+	0x02050008,
+	0x02046A0C,
+	0x02050008,
+	0x02046A0C,
+};
+
+const u32 pc_beep_verbs[] = {
+	/* Dos beep path - 1 */
+	0x01470C00,
+	0x02050036,
+	0x02047151,
+	0x01470740,
+	/* Dos beep path - 2 */
+	0x0143b000,
+	0x01470C02,
+	0x01470C02,
+	0x01470C02,
+};
+
+AZALIA_ARRAY_SIZES;
diff --git a/src/mainboard/google/fatcat/variants/kinmen/include/variant/ec.h b/src/mainboard/google/fatcat/variants/kinmen/include/variant/ec.h
new file mode 100644
index 0000000..4fc0622
--- /dev/null
+++ b/src/mainboard/google/fatcat/variants/kinmen/include/variant/ec.h
@@ -0,0 +1,8 @@
+/* SPDX-License-Identifier: GPL-2.0-or-later */
+
+#ifndef MAINBOARD_EC_H
+#define MAINBOARD_EC_H
+
+#include <baseboard/ec.h>
+
+#endif /* MAINBOARD_GPIO_H */
diff --git a/src/mainboard/google/fatcat/variants/kinmen/include/variant/gpio.h b/src/mainboard/google/fatcat/variants/kinmen/include/variant/gpio.h
new file mode 100644
index 0000000..cced668
--- /dev/null
+++ b/src/mainboard/google/fatcat/variants/kinmen/include/variant/gpio.h
@@ -0,0 +1,11 @@
+/* SPDX-License-Identifier: GPL-2.0-or-later */
+
+#ifndef __MAINBOARD_GPIO_H__
+#define __MAINBOARD_GPIO_H__
+
+#include <baseboard/gpio.h>
+
+/* EC wake is LAN_WAKE# which is a special DeepSX wake pin */
+#define GPE_EC_WAKE	GPE0_LAN_WAK
+
+#endif /* __MAINBOARD_GPIO_H__ */
diff --git a/src/mainboard/google/fatcat/variants/kinmen/memory.c b/src/mainboard/google/fatcat/variants/kinmen/memory.c
new file mode 100644
index 0000000..e0908ad
--- /dev/null
+++ b/src/mainboard/google/fatcat/variants/kinmen/memory.c
@@ -0,0 +1,76 @@
+/* SPDX-License-Identifier: GPL-2.0-or-later */
+
+#include <baseboard/variants.h>
+#include <soc/romstage.h>
+#include <soc/meminit.h>
+
+static const struct mb_cfg lp5_mem_config = {
+	.type = MEM_TYPE_LP5X,
+
+	.lpx_dq_map = {
+		.ddr0 = {
+			.dq0 = {  13,  14,  12,  15, 11,  10,  8,  9, },
+			.dq1 = {  7,  5,  4,  6,  0,  3,  1,  2 },
+		},
+		.ddr1 = {
+			.dq0 = {  1,  3,  0,  2,  7,  4,  6,  5, },
+			.dq1 = {  12,  13,  14,  15,  11,  10,  9,  8 },
+		},
+		.ddr2 = {
+			.dq0 = {  0,  2,  1,  3,  6,  4,  7,  5 },
+			.dq1 = {  14,  13,  15,  12,  8,  11,  10,  9, },
+		},
+		.ddr3 = {
+			.dq0 = {  6,  5,  7,  4,  2,  3,  1,  0, },
+			.dq1 = {  10,  8,  11,  9,  12,  15,  13,  14 },
+		},
+		.ddr4 = {
+			.dq0 = {  2,  1,  3,  0,  4,  7,  5,  6 },
+			.dq1 = {  15,  14,  12,  13,  9,  11,  10,  8, },
+		},
+		.ddr5 = {
+			.dq0 = {  6,  5,  7,  4,  3,  1,  0,  2, },
+			.dq1 = {  10,  9,  11,  8,  13,  14,  12,  15 },
+		},
+		.ddr6 = {
+			.dq0 = {  9,  10,  11,  8,  14,  12,  13, 15, },
+			.dq1 = {  0,  1,  2,  3,  5,  7,  4,  6 },
+		},
+		.ddr7 = {
+			.dq0 = {  0,  1,  2,  3,  7,  5,  6,  4, },
+			.dq1 = {  14,  13,  15,  12,  10,  8,  11,  9 },
+		},
+	},
+
+	.lpx_dqs_map = {
+		.ddr0 = { .dqs0 = 1, .dqs1 = 0 },
+		.ddr1 = { .dqs0 = 0, .dqs1 = 1 },
+		.ddr2 = { .dqs0 = 0, .dqs1 = 1 },
+		.ddr3 = { .dqs0 = 0, .dqs1 = 1 },
+		.ddr4 = { .dqs0 = 0, .dqs1 = 1 },
+		.ddr5 = { .dqs0 = 0, .dqs1 = 1 },
+		.ddr6 = { .dqs0 = 1, .dqs1 = 0 },
+		.ddr7 = { .dqs0 = 0, .dqs1 = 1 }
+	},
+
+	.ect = true, /* Early Command Training */
+
+	.lp_ddr_dq_dqs_re_training = 1,
+
+	.user_bd = BOARD_TYPE_ULT_ULX,
+
+	.lp5x_config = {
+		.ccc_config = 0xFF,
+	},
+};
+
+const struct mb_cfg *variant_memory_params(void)
+{
+	return &lp5_mem_config;
+}
+
+void variant_get_spd_info(struct mem_spd *spd_info)
+{
+	spd_info->topo = MEM_TOPO_MEMORY_DOWN;
+	spd_info->cbfs_index = 0;
+}
diff --git a/src/mainboard/google/fatcat/variants/kinmen/memory/Makefile.mk b/src/mainboard/google/fatcat/variants/kinmen/memory/Makefile.mk
new file mode 100644
index 0000000..8fccc97
--- /dev/null
+++ b/src/mainboard/google/fatcat/variants/kinmen/memory/Makefile.mk
@@ -0,0 +1,7 @@
+# SPDX-License-Identifier: GPL-2.0-or-later
+# This is an auto-generated file. Do not edit!!
+# Generated by:
+# ./util/spd_tools/bin/part_id_gen PTL lp5 src/mainboard/google/fatcat/variants/kinmen/memory src/mainboard/google/fatcat/variants/kinmen/memory/mem_parts_used.txt
+
+SPD_SOURCES =
+SPD_SOURCES += spd/lp5/set-0/spd-7.hex      # ID = 0(0b0000)  Parts = H58G56BK7BX068
diff --git a/src/mainboard/google/fatcat/variants/kinmen/memory/dram_id.generated.txt b/src/mainboard/google/fatcat/variants/kinmen/memory/dram_id.generated.txt
new file mode 100644
index 0000000..15fcc5c
--- /dev/null
+++ b/src/mainboard/google/fatcat/variants/kinmen/memory/dram_id.generated.txt
@@ -0,0 +1,7 @@
+# SPDX-License-Identifier: GPL-2.0-or-later
+# This is an auto-generated file. Do not edit!!
+# Generated by:
+# ./util/spd_tools/bin/part_id_gen PTL lp5 src/mainboard/google/fatcat/variants/kinmen/memory src/mainboard/google/fatcat/variants/kinmen/memory/mem_parts_used.txt
+
+DRAM Part Name                 ID to assign
+H58G56BK7BX068                 0 (0000)
diff --git a/src/mainboard/google/fatcat/variants/kinmen/memory/mem_parts_used.txt b/src/mainboard/google/fatcat/variants/kinmen/memory/mem_parts_used.txt
new file mode 100644
index 0000000..17ee7ef
--- /dev/null
+++ b/src/mainboard/google/fatcat/variants/kinmen/memory/mem_parts_used.txt
@@ -0,0 +1,12 @@
+# 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!
+# Generated IDs are dependent on the order of parts in this file,
+# so new parts must always be added at the end of the file!
+#
+# Generate an updated Makefile.mk and dram_id.generated.txt by running the
+# part_id_gen tool from util/spd_tools.
+# See util/spd_tools/README.md for more details and instructions.
+
+# Part Name
+H58G56BK7BX068
diff --git a/src/mainboard/google/fatcat/variants/kinmen/overridetree.cb b/src/mainboard/google/fatcat/variants/kinmen/overridetree.cb
new file mode 100644
index 0000000..bfd637a
--- /dev/null
+++ b/src/mainboard/google/fatcat/variants/kinmen/overridetree.cb
@@ -0,0 +1,5 @@
+chip soc/intel/pantherlake
+
+	device domain 0 on
+	end
+end