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-rw-r--r--src/mainboard/lenovo/m920q/Kconfig32
-rw-r--r--src/mainboard/lenovo/m920q/Kconfig.name4
-rw-r--r--src/mainboard/lenovo/m920q/Makefile.mk12
-rw-r--r--src/mainboard/lenovo/m920q/acpi/ec.asl3
-rw-r--r--src/mainboard/lenovo/m920q/acpi/mainboard.asl3
-rw-r--r--src/mainboard/lenovo/m920q/acpi/superio.asl8
-rw-r--r--src/mainboard/lenovo/m920q/board_info.txt7
-rw-r--r--src/mainboard/lenovo/m920q/bootblock.c42
-rw-r--r--src/mainboard/lenovo/m920q/cmos.default3
-rw-r--r--src/mainboard/lenovo/m920q/cmos.layout59
-rw-r--r--src/mainboard/lenovo/m920q/data.vbtbin0 -> 4608 bytes
-rw-r--r--src/mainboard/lenovo/m920q/devicetree.cb142
-rw-r--r--src/mainboard/lenovo/m920q/dsdt.asl25
-rw-r--r--src/mainboard/lenovo/m920q/gma-mainboard.ads20
-rw-r--r--src/mainboard/lenovo/m920q/gpio.c275
-rw-r--r--src/mainboard/lenovo/m920q/hda_verb.c32
-rw-r--r--src/mainboard/lenovo/m920q/include/mainboard/gpio.h8
-rw-r--r--src/mainboard/lenovo/m920q/ramstage.c14
-rw-r--r--src/mainboard/lenovo/m920q/romstage.c30
19 files changed, 719 insertions, 0 deletions
diff --git a/src/mainboard/lenovo/m920q/Kconfig b/src/mainboard/lenovo/m920q/Kconfig
new file mode 100644
index 0000000000..a83b477a54
--- /dev/null
+++ b/src/mainboard/lenovo/m920q/Kconfig
@@ -0,0 +1,32 @@
+# SPDX-License-Identifier: GPL-2.0-only
+
+if BOARD_LENOVO_M920Q
+
+config BOARD_SPECIFIC_OPTIONS
+ def_bool y
+ select BOARD_ROMSIZE_KB_24576
+ select DRIVERS_UART_8250IO
+ select HAVE_ACPI_RESUME
+ select HAVE_ACPI_TABLES
+ select HAVE_CMOS_DEFAULT
+ select HAVE_OPTION_TABLE
+ select INTEL_GMA_HAVE_VBT
+ select MAINBOARD_HAS_LIBGFXINIT
+ select MAINBOARD_HAS_TPM2
+ select MAINBOARD_USES_IFD_GBE_REGION
+ select MEMORY_MAPPED_TPM
+ select SOC_INTEL_CANNONLAKE_PCH_H
+ select SOC_INTEL_COFFEELAKE
+ select SOC_INTEL_COMMON_BLOCK_HDA_VERB
+ select SUPERIO_NUVOTON_NCT6687D
+
+config MAINBOARD_DIR
+ default "lenovo/m920q"
+
+config MAINBOARD_PART_NUMBER
+ default "ThinkCentre M920 Tiny"
+
+config CBFS_SIZE
+ default 0x900000
+
+endif
diff --git a/src/mainboard/lenovo/m920q/Kconfig.name b/src/mainboard/lenovo/m920q/Kconfig.name
new file mode 100644
index 0000000000..ccdd21a237
--- /dev/null
+++ b/src/mainboard/lenovo/m920q/Kconfig.name
@@ -0,0 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0-only
+
+config BOARD_LENOVO_M920Q
+ bool "ThinkCentre M920 Tiny"
diff --git a/src/mainboard/lenovo/m920q/Makefile.mk b/src/mainboard/lenovo/m920q/Makefile.mk
new file mode 100644
index 0000000000..4be83458d1
--- /dev/null
+++ b/src/mainboard/lenovo/m920q/Makefile.mk
@@ -0,0 +1,12 @@
+## SPDX-License-Identifier: GPL-2.0-only
+
+CPPFLAGS_common += -I$(src)/mainboard/$(MAINBOARDDIR)/include
+
+bootblock-y += bootblock.c
+
+romstage-y += romstage.c
+
+ramstage-y += gpio.c
+ramstage-y += hda_verb.c
+ramstage-y += ramstage.c
+ramstage-$(CONFIG_MAINBOARD_USE_LIBGFXINIT) += gma-mainboard.ads
diff --git a/src/mainboard/lenovo/m920q/acpi/ec.asl b/src/mainboard/lenovo/m920q/acpi/ec.asl
new file mode 100644
index 0000000000..16990d45f4
--- /dev/null
+++ b/src/mainboard/lenovo/m920q/acpi/ec.asl
@@ -0,0 +1,3 @@
+/* SPDX-License-Identifier: CC-PDDC */
+
+/* Please update the license if adding licensable material. */
diff --git a/src/mainboard/lenovo/m920q/acpi/mainboard.asl b/src/mainboard/lenovo/m920q/acpi/mainboard.asl
new file mode 100644
index 0000000000..16990d45f4
--- /dev/null
+++ b/src/mainboard/lenovo/m920q/acpi/mainboard.asl
@@ -0,0 +1,3 @@
+/* SPDX-License-Identifier: CC-PDDC */
+
+/* Please update the license if adding licensable material. */
diff --git a/src/mainboard/lenovo/m920q/acpi/superio.asl b/src/mainboard/lenovo/m920q/acpi/superio.asl
new file mode 100644
index 0000000000..13623c5cbb
--- /dev/null
+++ b/src/mainboard/lenovo/m920q/acpi/superio.asl
@@ -0,0 +1,8 @@
+/* SPDX-License-Identifier: GPL-2.0-or-later */
+
+#define SUPERIO_DEV SIO0
+#define SUPERIO_PNP_BASE 0x2e
+#define NCT6687D_SHOW_SP1
+#define NCT6687D_SHOW_EC
+
+#include <superio/nuvoton/nct6687d/acpi/superio.asl>
diff --git a/src/mainboard/lenovo/m920q/board_info.txt b/src/mainboard/lenovo/m920q/board_info.txt
new file mode 100644
index 0000000000..02e3e322eb
--- /dev/null
+++ b/src/mainboard/lenovo/m920q/board_info.txt
@@ -0,0 +1,7 @@
+Category: desktop
+Board URL: https://psref.lenovo.com/Product/ThinkCentre_M920_Tiny
+ROM package: SOIC-8
+ROM protocol: SPI
+ROM socketed: n
+Flashrom support: y
+Release year: 2021
diff --git a/src/mainboard/lenovo/m920q/bootblock.c b/src/mainboard/lenovo/m920q/bootblock.c
new file mode 100644
index 0000000000..7839cf7fb8
--- /dev/null
+++ b/src/mainboard/lenovo/m920q/bootblock.c
@@ -0,0 +1,42 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+
+#include <bootblock_common.h>
+#include <device/pnp_ops.h>
+#include <mainboard/gpio.h>
+#include <soc/gpio.h>
+#include <superio/nuvoton/common/nuvoton.h>
+#include <superio/nuvoton/nct6687d/nct6687d.h>
+
+#define SERIAL_DEV PNP_DEV(0x2e, NCT6687D_SP2)
+#define POWER_DEV PNP_DEV(0x2e, NCT6687D_SLEEP_PWR)
+
+void bootblock_mainboard_early_init(void)
+{
+ /* Replicate vendor settings for multi-function pins in global config LDN */
+ nuvoton_pnp_enter_conf_state(SERIAL_DEV);
+ pnp_write_config(SERIAL_DEV, 0x13, 0xff);
+ pnp_write_config(SERIAL_DEV, 0x14, 0xff);
+
+ /* Below are multi-pin function */
+ pnp_write_config(SERIAL_DEV, 0x1b, 0xf8);
+ pnp_write_config(SERIAL_DEV, 0x1f, 0xf0);
+ pnp_write_config(SERIAL_DEV, 0x20, 0xd4);
+ pnp_write_config(SERIAL_DEV, 0x21, 0x41);
+ pnp_write_config(SERIAL_DEV, 0x22, 0xbc);
+ pnp_write_config(SERIAL_DEV, 0x23, 0xff);
+ pnp_write_config(SERIAL_DEV, 0x24, 0x07);
+ pnp_write_config(SERIAL_DEV, 0x25, 0xff);
+ pnp_write_config(SERIAL_DEV, 0x26, 0x80);
+ pnp_write_config(SERIAL_DEV, 0x28, 0x08);
+ pnp_write_config(SERIAL_DEV, 0x29, 0x95);
+ pnp_write_config(SERIAL_DEV, 0x2a, 0xcf);
+
+ pnp_set_logical_device(POWER_DEV);
+ /* Configure pin for PECI */
+ pnp_write_config(POWER_DEV, 0xf3, 0x18);
+
+ nuvoton_pnp_exit_conf_state(POWER_DEV);
+
+ if (CONFIG(CONSOLE_SERIAL))
+ nuvoton_enable_serial(SERIAL_DEV, CONFIG_TTYS0_BASE);
+}
diff --git a/src/mainboard/lenovo/m920q/cmos.default b/src/mainboard/lenovo/m920q/cmos.default
new file mode 100644
index 0000000000..f3330e5070
--- /dev/null
+++ b/src/mainboard/lenovo/m920q/cmos.default
@@ -0,0 +1,3 @@
+boot_option=Fallback
+debug_level=Debug
+power_on_after_fail=Disable
diff --git a/src/mainboard/lenovo/m920q/cmos.layout b/src/mainboard/lenovo/m920q/cmos.layout
new file mode 100644
index 0000000000..4dea5d2469
--- /dev/null
+++ b/src/mainboard/lenovo/m920q/cmos.layout
@@ -0,0 +1,59 @@
+## SPDX-License-Identifier: GPL-2.0-only
+
+# -----------------------------------------------------------------
+entries
+
+#start-bit length config config-ID name
+
+# -----------------------------------------------------------------
+0 120 r 0 reserved_memory
+
+# -----------------------------------------------------------------
+# RTC_BOOT_BYTE (coreboot hardcoded)
+384 1 e 4 boot_option
+388 4 h 0 reboot_counter
+
+# -----------------------------------------------------------------
+# coreboot config options: console
+395 4 e 6 debug_level
+
+# coreboot config options: cpu
+400 1 e 2 hyper_threading
+
+# coreboot config options: southbridge
+409 2 e 7 power_on_after_fail
+
+# coreboot config options: bootloader
+#Used by ChromeOS:
+416 128 r 0 vbnv
+
+# coreboot config options: check sums
+984 16 h 0 check_sum
+
+# -----------------------------------------------------------------
+
+enumerations
+
+#ID value text
+1 0 Disable
+1 1 Enable
+2 0 Disable
+2 1 Enable
+4 0 Fallback
+4 1 Normal
+6 0 Emergency
+6 1 Alert
+6 2 Critical
+6 3 Error
+6 4 Warning
+6 5 Notice
+6 6 Info
+6 7 Debug
+6 8 Spew
+7 0 Disable
+7 1 Enable
+7 2 Keep
+# -----------------------------------------------------------------
+checksums
+
+checksum 392 415 984
diff --git a/src/mainboard/lenovo/m920q/data.vbt b/src/mainboard/lenovo/m920q/data.vbt
new file mode 100644
index 0000000000..38acf19c20
--- /dev/null
+++ b/src/mainboard/lenovo/m920q/data.vbt
Binary files differ
diff --git a/src/mainboard/lenovo/m920q/devicetree.cb b/src/mainboard/lenovo/m920q/devicetree.cb
new file mode 100644
index 0000000000..61fa868a76
--- /dev/null
+++ b/src/mainboard/lenovo/m920q/devicetree.cb
@@ -0,0 +1,142 @@
+## SPDX-License-Identifier: GPL-2.0-only
+
+chip soc/intel/cannonlake
+ register "power_limits_config" = "{
+ .tdp_pl2_override = 65,
+ }"
+
+ # Unmap unused CLKREQ lines, otherwise CLKSRC #0 won't work
+ register "PcieClkSrcClkReq[1]" = "PCIE_CLK_NOTUSED"
+ register "PcieClkSrcClkReq[5]" = "PCIE_CLK_NOTUSED"
+ register "PcieClkSrcClkReq[7]" = "PCIE_CLK_NOTUSED"
+ register "PcieClkSrcClkReq[8]" = "PCIE_CLK_NOTUSED"
+ register "PcieClkSrcClkReq[9]" = "PCIE_CLK_NOTUSED"
+ register "PcieClkSrcClkReq[11]" = "PCIE_CLK_NOTUSED"
+ register "PcieClkSrcClkReq[12]" = "PCIE_CLK_NOTUSED"
+ register "PcieClkSrcClkReq[13]" = "PCIE_CLK_NOTUSED"
+ register "PcieClkSrcClkReq[14]" = "PCIE_CLK_NOTUSED"
+ register "PcieClkSrcClkReq[15]" = "PCIE_CLK_NOTUSED"
+
+ device domain 0 on
+ subsystemid 0x17aa 0x3136 inherit
+ # Slot JP3
+ device ref peg0 on
+ register "PcieClkSrcUsage[0]" = "0x40"
+ register "PcieClkSrcClkReq[0]" = "0"
+ end
+ device ref igpu on end
+ device ref dptf on end
+ device ref thermal on end
+ device ref xhci on
+ register "usb2_ports" = "{
+ [0] = USB2_PORT_MID(OC0), // Internal USB header
+ [1] = USB2_PORT_TYPE_C(OC1), // Front port (charger)
+ [3] = USB2_PORT_TYPE_C(OC2), // Front Type C port
+ [4] = USB2_PORT_MID(OC4), // Rear USB 3.1 port 1
+ [5] = USB2_PORT_MID(OC6), // Rear USB 3.1 port 2
+ [6] = USB2_PORT_MID(OC3), // Rear USB 3.0 port 1
+ [7] = USB2_PORT_MID(OC5), // Rear USB 3.0 port 2
+ [13] = USB2_PORT_SHORT(OC_SKIP), // M.2 2230
+ }"
+
+ register "usb3_ports" = "{
+ [0] = USB3_PORT_DEFAULT(OC1), // Front port (charger)
+ [1] = USB3_PORT_DEFAULT(OC2), // Front Type C port
+ [2] = USB3_PORT_DEFAULT(OC4), // Rear USB 3.1 port 1
+ [3] = USB3_PORT_DEFAULT(OC6), // Rear USB 3.2 port 2
+ [4] = USB3_PORT_DEFAULT(OC3), // Rear USB 3.0 port 1
+ [5] = USB3_PORT_DEFAULT(OC5), // Rear USB 3.0 port 2
+ [6] = USB3_PORT_DEFAULT(OC0), // Internal USB header
+ }"
+ end
+ device ref shared_sram on end
+ device ref cnvi_wifi on
+ chip drivers/wifi/generic
+ register "wake" = "PME_B0_EN_BIT"
+ device generic 0 on end
+ end
+ end
+ device ref heci1 on end
+ device ref heci3 on end
+ device ref sata on
+ register "SataSalpSupport" = "1"
+ register "SataPortsEnable" = "{
+ [0] = 1, // on-board SATA1
+ [4] = 1, // M.2 SATA on M920x
+ }"
+ end
+
+ device ref pcie_rp6 on # WLAN
+ register "PcieRpEnable[5]" = "1"
+ register "PcieRpSlotImplemented[5]" = "1"
+ register "PcieClkSrcUsage[3]" = "5"
+ register "PcieClkSrcClkReq[3]" = "3"
+ end
+
+ device ref pcie_rp9 on # PCIe x4
+ register "PcieRpEnable[8]" = "1"
+ register "PcieRpSlotImplemented[8]" = "1"
+ register "PcieClkSrcUsage[2]" = "8"
+ register "PcieClkSrcClkReq[2]" = "2"
+ end
+
+ device ref pcie_rp17 on # M.2 SSD #2
+ register "PcieRpEnable[16]" = "1"
+ register "PcieRpSlotImplemented[16]" = "1"
+ register "PcieClkSrcUsage[10]" = "16"
+ register "PcieClkSrcClkReq[10]" = "10"
+ end
+
+ device ref pcie_rp21 on # M.2 SSD #1
+ register "PcieRpEnable[20]" = "1"
+ register "PcieRpSlotImplemented[20]" = "1"
+ register "PcieClkSrcUsage[4]" = "20"
+ register "PcieClkSrcClkReq[4]" = "4"
+ end
+
+ device ref lpc_espi on
+ chip superio/nuvoton/nct6687d
+ device pnp 2e.1 off end # Parallel port
+ device pnp 2e.2 off end # UARTA (USB debug port?)
+ device pnp 2e.3 on # UARTB - COM1 header - optional sub-board
+ io 0x60 = 0x3f8
+ irq 0x70 = 4
+ irq 0xf0 = 0
+ irq 0xf1 = 0
+ end
+ device pnp 2e.5 off end # Keyboard
+ device pnp 2e.6 off end # CIR
+ device pnp 2e.7 off end # GPIO0-7
+ device pnp 2e.8 off end # P80 UART
+ device pnp 2e.9 off end # GPIO8-9, GPIO1-8 AF
+ device pnp 2e.a on # ACPI
+ io 0x60 = 0x00
+ irq 0x70 = 0x40
+ end
+ device pnp 2e.b on # EC
+ io 0x60 = 0xa20
+ irq 0x70 = 0
+ end
+ device pnp 2e.c off end # RTC
+ device pnp 2e.d off end # Deep Sleep
+ device pnp 2e.e on # TACH/PWM assignment
+ irq 0xe4 = 0x10
+ irq 0xe5 = 0x09
+ end
+ device pnp 2e.f off end # Function register
+ end
+ chip drivers/pc80/tpm
+ device pnp 0c31.0 on end
+ end
+ end
+ device ref hda on
+ register "PchHdaAudioLinkHda" = "1"
+ end
+ device ref smbus on end
+ device ref fast_spi on end
+ device ref gbe on
+ register "PcieClkSrcUsage[6]" = "PCIE_CLK_LAN"
+ register "PcieClkSrcClkReq[6]" = "6"
+ end
+ end
+end
diff --git a/src/mainboard/lenovo/m920q/dsdt.asl b/src/mainboard/lenovo/m920q/dsdt.asl
new file mode 100644
index 0000000000..09825c3b5c
--- /dev/null
+++ b/src/mainboard/lenovo/m920q/dsdt.asl
@@ -0,0 +1,25 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+
+#include <acpi/acpi.h>
+DefinitionBlock(
+ "dsdt.aml",
+ "DSDT",
+ ACPI_DSDT_REV_2,
+ OEM_ID,
+ ACPI_TABLE_CREATOR,
+ 0x20110725
+)
+{
+ #include <acpi/dsdt_top.asl>
+ #include <soc/intel/common/block/acpi/acpi/platform.asl>
+
+ #include <soc/intel/common/block/acpi/acpi/globalnvs.asl>
+
+
+ Device (\_SB.PCI0) {
+ #include <soc/intel/common/block/acpi/acpi/northbridge.asl>
+ #include <soc/intel/cannonlake/acpi/southbridge.asl>
+ }
+
+ #include <southbridge/intel/common/acpi/sleepstates.asl>
+}
diff --git a/src/mainboard/lenovo/m920q/gma-mainboard.ads b/src/mainboard/lenovo/m920q/gma-mainboard.ads
new file mode 100644
index 0000000000..fa35825af4
--- /dev/null
+++ b/src/mainboard/lenovo/m920q/gma-mainboard.ads
@@ -0,0 +1,20 @@
+-- SPDX-License-Identifier: GPL-2.0-or-later
+
+with HW.GFX.GMA;
+with HW.GFX.GMA.Display_Probing;
+
+use HW.GFX.GMA;
+use HW.GFX.GMA.Display_Probing;
+
+private package GMA.Mainboard is
+
+ ports : constant Port_List :=
+ (DP1,
+ DP2,
+ DP3,
+ HDMI1,
+ HDMI2,
+ HDMI3,
+ others => Disabled);
+
+end GMA.Mainboard;
diff --git a/src/mainboard/lenovo/m920q/gpio.c b/src/mainboard/lenovo/m920q/gpio.c
new file mode 100644
index 0000000000..339d819199
--- /dev/null
+++ b/src/mainboard/lenovo/m920q/gpio.c
@@ -0,0 +1,275 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+
+#include <mainboard/gpio.h>
+#include <soc/gpio.h>
+
+/* Pad configuration was generated automatically using intelp2m utility */
+static const struct pad_config gpio_table[] = {
+
+ /* ------- GPIO Community 0 ------- */
+
+ /* ------- GPIO Group GPP_A ------- */
+ PAD_NC(GPP_A0, NONE),
+ PAD_CFG_NF(GPP_A1, UP_20K, DEEP, NF3), /* ESPI_IO0 */
+ PAD_CFG_NF(GPP_A2, UP_20K, DEEP, NF3), /* ESPI_IO1 */
+ PAD_CFG_NF(GPP_A3, UP_20K, DEEP, NF3), /* ESPI_IO2 */
+ PAD_CFG_NF(GPP_A4, UP_20K, DEEP, NF3), /* ESPI_IO3 */
+ PAD_CFG_NF(GPP_A5, UP_20K, DEEP, NF3), /* ESPI_CS0# */
+ PAD_NC(GPP_A6, NONE),
+ PAD_NC(GPP_A7, NONE),
+ PAD_NC(GPP_A8, NONE),
+ PAD_CFG_NF(GPP_A9, DN_20K, DEEP, NF3), /* ESPI_CLK */
+ PAD_NC(GPP_A10, NONE),
+ PAD_NC(GPP_A11, NONE),
+ PAD_NC(GPP_A12, NONE),
+ PAD_NC(GPP_A13, NONE),
+ PAD_CFG_NF(GPP_A14, NONE, DEEP, NF3), /* ESPI_RESET# */
+ PAD_NC(GPP_A15, NONE),
+ PAD_NC(GPP_A16, NONE),
+ PAD_NC(GPP_A17, NONE),
+ PAD_NC(GPP_A18, NONE),
+ PAD_NC(GPP_A19, NONE),
+ PAD_NC(GPP_A20, NONE),
+ PAD_NC(GPP_A21, NONE),
+ PAD_NC(GPP_A22, NONE),
+ PAD_NC(GPP_A23, NONE),
+
+ /* ------- GPIO Group GPP_B ------- */
+ PAD_NC(GPP_B0, NONE),
+ PAD_NC(GPP_B1, NONE),
+ PAD_NC(GPP_B2, NONE),
+ PAD_NC(GPP_B3, NONE),
+ PAD_NC(GPP_B4, NONE),
+ PAD_CFG_NF(GPP_B5, NONE, DEEP, NF1), /* SRCCLKREQ0# */
+ PAD_CFG_NF(GPP_B6, NONE, PLTRST, NF1), /* SRCCLKREQ1# */
+ PAD_CFG_NF(GPP_B7, NONE, DEEP, NF1), /* SRCCLKREQ2# */
+ PAD_CFG_NF(GPP_B8, NONE, DEEP, NF1), /* SRCCLKREQ3# */
+ PAD_CFG_NF(GPP_B9, NONE, DEEP, NF1), /* SRCCLKREQ4# */
+ PAD_NC(GPP_B10, NONE),
+ PAD_NC(GPP_B11, NONE),
+ PAD_CFG_NF(GPP_B12, NONE, PLTRST, NF1), /* SLP_S0# */
+ PAD_CFG_NF(GPP_B13, NONE, DEEP, NF1), /* PLTRST# */
+ PAD_CFG_NF(GPP_B14, DN_20K, PLTRST, NF1), /* SPKR */
+ PAD_CFG_GPI_TRIG_OWN(GPP_B15, NONE, PLTRST, OFF, ACPI),
+ PAD_NC(GPP_B16, NONE),
+ PAD_NC(GPP_B17, NONE),
+ PAD_CFG_GPO(GPP_B18, 0, DEEP),
+ PAD_NC(GPP_B19, NONE),
+ PAD_NC(GPP_B20, NONE),
+ PAD_NC(GPP_B21, NONE),
+ PAD_CFG_GPO(GPP_B22, 0, DEEP),
+ PAD_CFG_GPO(GPP_B23, 0, DEEP),
+
+ /* ------- GPIO Community 1 ------- */
+
+ /* ------- GPIO Group GPP_C ------- */
+ PAD_CFG_NF(GPP_C0, NONE, DEEP, NF1), /* SMBCLK */
+ PAD_CFG_NF(GPP_C1, NONE, DEEP, NF1), /* SMBDATA */
+ PAD_CFG_GPO(GPP_C2, 0, DEEP),
+ PAD_CFG_NF(GPP_C3, NONE, DEEP, NF1), /* SML0CLK */
+ PAD_CFG_NF(GPP_C4, NONE, DEEP, NF1), /* SML0DATA */
+ PAD_CFG_GPO(GPP_C5, 0, DEEP),
+ /* GPP_C6 - RESERVED */
+ /* GPP_C7 - RESERVED */
+ PAD_CFG_GPI_APIC(GPP_C8, NONE, PLTRST, LEVEL, NONE),
+ PAD_CFG_GPI_TRIG_OWN(GPP_C9, NONE, PLTRST, OFF, ACPI),
+ PAD_NC(GPP_C10, NONE),
+ PAD_NC(GPP_C11, NONE),
+ PAD_NC(GPP_C12, NONE),
+ PAD_NC(GPP_C13, NONE),
+ PAD_NC(GPP_C14, NONE),
+ PAD_NC(GPP_C15, NONE),
+ PAD_NC(GPP_C16, NONE),
+ PAD_NC(GPP_C17, NONE),
+ PAD_NC(GPP_C18, NONE),
+ PAD_NC(GPP_C19, NONE),
+ PAD_NC(GPP_C20, NONE),
+ PAD_NC(GPP_C21, NONE),
+ PAD_NC(GPP_C22, NONE),
+ PAD_NC(GPP_C23, NONE),
+
+ /* ------- GPIO Group GPP_D ------- */
+ PAD_NC(GPP_D0, NONE),
+ PAD_CFG_GPO(GPP_D1, 1, PLTRST),
+ PAD_NC(GPP_D2, NONE),
+ PAD_NC(GPP_D3, NONE),
+ PAD_NC(GPP_D4, NONE),
+ PAD_CFG_NF(GPP_D5, NONE, DEEP, NF3), /* CNV_RF_RESET# */
+ PAD_CFG_NF(GPP_D6, NONE, DEEP, NF3), /* MODEM_CLKREQ */
+ PAD_NC(GPP_D7, NONE),
+ PAD_NC(GPP_D8, NONE),
+ PAD_NC(GPP_D9, NONE),
+ PAD_NC(GPP_D10, NONE),
+ PAD_CFG_GPI_TRIG_OWN(GPP_D11, NONE, PLTRST, OFF, ACPI),
+ PAD_CFG_NF(GPP_D12, NONE, DEEP, NF2), /* GP_BSSB_DI */
+ PAD_NC(GPP_D13, NONE),
+ PAD_NC(GPP_D14, NONE),
+ PAD_NC(GPP_D15, NONE),
+ PAD_NC(GPP_D16, NONE),
+ PAD_CFG_NF(GPP_D17, NONE, DEEP, NF1), /* DMIC_CLK1 */
+ PAD_CFG_NF(GPP_D18, NONE, PLTRST, NF1), /* DMIC_DATA1 */
+ PAD_CFG_NF(GPP_D19, NONE, DEEP, NF1), /* DMIC_CLK0 */
+ PAD_CFG_NF(GPP_D20, NONE, DEEP, NF1), /* DMIC_DATA0 */
+ PAD_NC(GPP_D21, NONE),
+ PAD_NC(GPP_D22, NONE),
+ PAD_NC(GPP_D23, NONE),
+
+ /* ------- GPIO Group GPP_G ------- */
+ PAD_NC(GPP_G0, NONE),
+ PAD_NC(GPP_G1, NONE),
+ PAD_NC(GPP_G2, NONE),
+ PAD_NC(GPP_G3, NONE),
+ PAD_NC(GPP_G4, NONE),
+ PAD_NC(GPP_G5, NONE),
+ PAD_NC(GPP_G6, NONE),
+ PAD_NC(GPP_G7, NONE),
+
+ /* ------- GPIO Community 2 ------- */
+
+ /* ------- GPIO Group GPD ------- */
+ PAD_CFG_NF(GPD0, NONE, RSMRST, NF1), /* BATLOW# */
+ PAD_CFG_GPI_TRIG_OWN(GPD1, UP_20K, RSMRST, OFF, ACPI),
+ PAD_CFG_GPI_TRIG_OWN(GPD2, NONE, PLTRST, OFF, ACPI),
+ PAD_CFG_NF(GPD3, UP_20K, RSMRST, NF1), /* PRWBTN# */
+ PAD_CFG_NF(GPD4, NONE, RSMRST, NF1), /* SLP_S3# */
+ PAD_CFG_NF(GPD5, NONE, RSMRST, NF1), /* SLP_S4# */
+ PAD_CFG_NF(GPD6, NONE, RSMRST, NF1), /* SLP_A# */
+ PAD_CFG_GPO(GPD7, 0, RSMRST),
+ PAD_CFG_NF(GPD8, NONE, RSMRST, NF1), /* SUSCLK */
+ PAD_CFG_NF(GPD9, NONE, RSMRST, NF1), /* SLP_WLAN# */
+ PAD_CFG_NF(GPD10, NONE, RSMRST, NF1), /* SLP_S5# */
+ PAD_CFG_NF(GPD11, NONE, RSMRST, NF1), /* LANPHYPC */
+
+ /* ------- GPIO Community 3 ------- */
+
+ /* ------- GPIO Group GPP_K ------- */
+ PAD_NC(GPP_K0, NONE),
+ PAD_NC(GPP_K1, NONE),
+ PAD_NC(GPP_K2, NONE),
+ PAD_NC(GPP_K3, NONE),
+ PAD_CFG_GPI_TRIG_OWN(GPP_K4, NONE, DEEP, OFF, ACPI),
+ PAD_CFG_GPI_TRIG_OWN(GPP_K5, NONE, DEEP, OFF, ACPI),
+ PAD_CFG_GPI_TRIG_OWN(GPP_K6, NONE, DEEP, OFF, ACPI),
+ PAD_CFG_GPI_TRIG_OWN(GPP_K7, NONE, DEEP, OFF, ACPI),
+ PAD_CFG_GPI_TRIG_OWN(GPP_K8, NONE, DEEP, OFF, ACPI),
+ PAD_CFG_GPI_TRIG_OWN(GPP_K9, NONE, DEEP, OFF, ACPI),
+ PAD_CFG_GPI_TRIG_OWN(GPP_K10, NONE, DEEP, OFF, ACPI),
+ PAD_CFG_NF(GPP_K11, NONE, DEEP, NF1), /* Reserved */
+ PAD_CFG_GPI_SCI(GPP_K12, NONE, PLTRST, LEVEL, INVERT),
+ PAD_NC(GPP_K13, NONE),
+ PAD_NC(GPP_K14, NONE),
+ PAD_NC(GPP_K15, NONE),
+ PAD_CFG_GPO(GPP_K16, 0, PLTRST),
+ PAD_NC(GPP_K17, NONE),
+ PAD_NC(GPP_K18, NONE),
+ PAD_NC(GPP_K19, NONE),
+ PAD_CFG_NF(GPP_K20, NONE, DEEP, NF1), /* Reserved */
+ PAD_CFG_GPI_TRIG_OWN(GPP_K21, NONE, PLTRST, OFF, ACPI),
+ PAD_CFG_GPO(GPP_K22, 1, PLTRST),
+ PAD_NC(GPP_K23, NONE),
+
+ /* ------- GPIO Group GPP_H ------- */
+ PAD_CFG_NF(GPP_H0, NONE, DEEP, NF1), /* SRCCLKREQ6# */
+ PAD_NC(GPP_H1, NONE),
+ PAD_NC(GPP_H2, NONE),
+ PAD_NC(GPP_H3, NONE),
+ PAD_CFG_NF(GPP_H4, NONE, DEEP, NF1), /* SRCCLKREQ10# */
+ PAD_NC(GPP_H5, NONE),
+ PAD_NC(GPP_H6, NONE),
+ PAD_NC(GPP_H7, NONE),
+ PAD_NC(GPP_H8, NONE),
+ PAD_NC(GPP_H9, NONE),
+ PAD_NC(GPP_H10, NONE),
+ PAD_NC(GPP_H11, NONE),
+ PAD_CFG_GPO(GPP_H12, 0, DEEP),
+ PAD_NC(GPP_H13, NONE),
+ PAD_CFG_GPO(GPP_H14, 0, PLTRST),
+ PAD_NC(GPP_H15, NONE),
+ PAD_CFG_GPO(GPP_H16, 0, PLTRST),
+ PAD_CFG_GPO(GPP_H17, 0, PLTRST),
+ PAD_CFG_GPO(GPP_H18, 0, PLTRST),
+ PAD_NC(GPP_H19, NONE),
+ PAD_NC(GPP_H20, NONE),
+ PAD_CFG_GPI_TRIG_OWN(GPP_H21, NONE, PLTRST, OFF, ACPI),
+ PAD_NC(GPP_H22, NONE),
+ PAD_NC(GPP_H23, NONE),
+
+ /* ------- GPIO Group GPP_E ------- */
+ PAD_CFG_NF(GPP_E0, NONE, DEEP, NF1), /* SATAXPCIE0 */
+ PAD_CFG_NF(GPP_E1, NONE, DEEP, NF1), /* SATAXPCIE1 */
+ PAD_CFG_GPI_SCI(GPP_E2, NONE, PLTRST, LEVEL, NONE),
+ PAD_NC(GPP_E3, NONE),
+ PAD_NC(GPP_E4, NONE),
+ PAD_NC(GPP_E5, NONE),
+ PAD_CFG_GPO(GPP_E6, 0, PLTRST),
+ PAD_NC(GPP_E7, NONE),
+ PAD_CFG_NF(GPP_E8, NONE, PLTRST, NF1), /* SATALED# */
+ PAD_CFG_NF(GPP_E9, NONE, PLTRST, NF1), /* USB2_OC0# */
+ PAD_CFG_NF(GPP_E10, NONE, PLTRST, NF1), /* USB2_OC1# */
+ PAD_CFG_NF(GPP_E11, NONE, PLTRST, NF1), /* USB2_OC2# */
+ PAD_CFG_NF(GPP_E12, NONE, PLTRST, NF1), /* USB2_OC3# */
+
+ /* ------- GPIO Group GPP_F ------- */
+ PAD_CFG_NF(GPP_F0, NONE, DEEP, NF1), /* SATAXPCIE3 */
+ PAD_CFG_NF(GPP_F1, NONE, PLTRST, NF1), /* SATAXPCIE4 */
+ PAD_CFG_NF(GPP_F2, NONE, DEEP, NF1), /* SATAXPCIE5 */
+ PAD_CFG_NF(GPP_F3, NONE, DEEP, NF1), /* SATAXPCIE6 */
+ PAD_CFG_NF(GPP_F4, NONE, DEEP, NF1), /* SATAXPCIE7 */
+ PAD_NC(GPP_F5, NONE),
+ PAD_NC(GPP_F6, NONE),
+ PAD_NC(GPP_F7, NONE),
+ PAD_NC(GPP_F8, NONE),
+ PAD_NC(GPP_F9, NONE),
+ PAD_NC(GPP_F10, NONE),
+ PAD_NC(GPP_F11, NONE),
+ PAD_NC(GPP_F12, NONE),
+ PAD_NC(GPP_F13, NONE),
+ PAD_CFG_NF(GPP_F14, NONE, DEEP, NF2), /* PS_ON# */
+ PAD_CFG_NF(GPP_F15, NONE, PLTRST, NF1), /* USB2_OC4# */
+ PAD_CFG_NF(GPP_F16, NONE, PLTRST, NF1), /* USB2_OC5# */
+ PAD_CFG_NF(GPP_F17, NONE, PLTRST, NF1), /* USB2_OC6# */
+ PAD_NC(GPP_F18, NONE),
+ PAD_CFG_NF(GPP_F19, NONE, DEEP, NF1), /* eDP_VDDEN */
+ PAD_CFG_NF(GPP_F20, NONE, DEEP, NF1), /* eDP_BKLTEN */
+ PAD_CFG_NF(GPP_F21, NONE, DEEP, NF1), /* eDP_BKLTCTL */
+ PAD_CFG_GPO(GPP_F22, 1, PLTRST),
+ PAD_CFG_GPO(GPP_F23, 1, PLTRST),
+
+ /* ------- GPIO Community 4 ------- */
+
+ /* ------- GPIO Group GPP_I ------- */
+ PAD_CFG_NF(GPP_I0, NONE, DEEP, NF1), /* DDPB_HPD0 */
+ PAD_CFG_NF(GPP_I1, NONE, DEEP, NF1), /* DDPB_HPD1 */
+ PAD_CFG_NF(GPP_I2, NONE, DEEP, NF1), /* DDPB_HPD2 */
+ PAD_NC(GPP_I3, NONE),
+ PAD_CFG_NF(GPP_I4, NONE, DEEP, NF1), /* EDP_HPD */
+ PAD_CFG_NF(GPP_I5, NONE, DEEP, NF1), /* DDPB_CTRLCLK */
+ PAD_CFG_NF(GPP_I6, NONE, DEEP, NF1), /* DDPB_CTRLDATA */
+ PAD_CFG_NF(GPP_I7, NONE, DEEP, NF1), /* DDPC_CTRLCLK */
+ PAD_CFG_NF(GPP_I8, NONE, DEEP, NF1), /* DDPC_CTRLDATA */
+ PAD_CFG_NF(GPP_I9, NONE, DEEP, NF1), /* DDPD_CTRLCLK */
+ PAD_CFG_NF(GPP_I10, NONE, DEEP, NF1), /* DDPD_CTRLDATA */
+ PAD_NC(GPP_I11, NONE),
+ PAD_NC(GPP_I12, NONE),
+ PAD_NC(GPP_I13, NONE),
+ PAD_NC(GPP_I14, NONE),
+
+ /* ------- GPIO Group GPP_J ------- */
+ PAD_NC(GPP_J0, NONE),
+ PAD_CFG_NF(GPP_J1, NONE, DEEP, NF2), /* CPU_C10_GATE# */
+ PAD_NC(GPP_J2, NONE),
+ PAD_NC(GPP_J3, NONE),
+ PAD_CFG_NF(GPP_J4, NONE, DEEP, NF1), /* CNV_BRI_DT */
+ PAD_CFG_NF(GPP_J5, UP_20K, DEEP, NF1), /* CNV_BRI_RSP */
+ PAD_CFG_NF(GPP_J6, NONE, DEEP, NF1), /* CNV_RGI_DT */
+ PAD_CFG_NF(GPP_J7, UP_20K, DEEP, NF1), /* CNV_RGI_RSP */
+ PAD_NC(GPP_J8, NONE),
+ PAD_CFG_GPO(GPP_J9, 0, DEEP),
+ PAD_NC(GPP_J10, NONE),
+ PAD_CFG_NF(GPP_J11, DN_20K, DEEP, NF1), /* A4WP_PRESENT */
+};
+
+void mainboard_configure_gpios(void)
+{
+ gpio_configure_pads(gpio_table, ARRAY_SIZE(gpio_table));
+}
diff --git a/src/mainboard/lenovo/m920q/hda_verb.c b/src/mainboard/lenovo/m920q/hda_verb.c
new file mode 100644
index 0000000000..6e6d679e26
--- /dev/null
+++ b/src/mainboard/lenovo/m920q/hda_verb.c
@@ -0,0 +1,32 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+
+#include <device/azalia_device.h>
+
+const u32 cim_verb_data[] = {
+ 0x10ec0235, /* Codec Vendor / Device ID: Realtek ALC233 */
+ 0x17aa3136, /* Subsystem ID */
+ 11, /* Number of 4 dword sets */
+ AZALIA_SUBVENDOR(0, 0x17aa3136),
+ AZALIA_PIN_CFG(0, 0x12, 0x40000000),
+ AZALIA_PIN_CFG(0, 0x14, 0x90170110),
+ AZALIA_PIN_CFG(0, 0x17, AZALIA_PIN_CFG_NC(0)),
+ AZALIA_PIN_CFG(0, 0x18, AZALIA_PIN_CFG_NC(0)),
+ AZALIA_PIN_CFG(0, 0x19, 0x02a11020),
+ AZALIA_PIN_CFG(0, 0x1a, 0x02a11030),
+ AZALIA_PIN_CFG(0, 0x1b, AZALIA_PIN_CFG_NC(0)),
+ AZALIA_PIN_CFG(0, 0x1d, 0x40400001),
+ AZALIA_PIN_CFG(0, 0x1e, AZALIA_PIN_CFG_NC(0)),
+ AZALIA_PIN_CFG(0, 0x21, 0x0221101f),
+
+ 0x8086280b, /* Codec Vendor / Device ID: Intel Kabylake HDMI */
+ 0x80860101, /* Subsystem ID */
+ 4, /* Number of 4 dword sets */
+ AZALIA_SUBVENDOR(2, 0x80860101),
+ AZALIA_PIN_CFG(2, 0x05, 0x18560010),
+ AZALIA_PIN_CFG(2, 0x06, 0x18560010),
+ AZALIA_PIN_CFG(2, 0x07, 0x18560010),
+};
+
+const u32 pc_beep_verbs[] = {
+};
+AZALIA_ARRAY_SIZES;
diff --git a/src/mainboard/lenovo/m920q/include/mainboard/gpio.h b/src/mainboard/lenovo/m920q/include/mainboard/gpio.h
new file mode 100644
index 0000000000..ef2a21c418
--- /dev/null
+++ b/src/mainboard/lenovo/m920q/include/mainboard/gpio.h
@@ -0,0 +1,8 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+
+#ifndef MAINBOARD_GPIO_H
+#define MAINBOARD_GPIO_H
+
+void mainboard_configure_gpios(void);
+
+#endif
diff --git a/src/mainboard/lenovo/m920q/ramstage.c b/src/mainboard/lenovo/m920q/ramstage.c
new file mode 100644
index 0000000000..e94ca02030
--- /dev/null
+++ b/src/mainboard/lenovo/m920q/ramstage.c
@@ -0,0 +1,14 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+
+#include <mainboard/gpio.h>
+#include <soc/gpio.h>
+#include <soc/ramstage.h>
+
+static void mainboard_enable(struct device *dev)
+{
+ mainboard_configure_gpios();
+}
+
+struct chip_operations mainboard_ops = {
+ .enable_dev = mainboard_enable,
+};
diff --git a/src/mainboard/lenovo/m920q/romstage.c b/src/mainboard/lenovo/m920q/romstage.c
new file mode 100644
index 0000000000..99f0f68119
--- /dev/null
+++ b/src/mainboard/lenovo/m920q/romstage.c
@@ -0,0 +1,30 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+
+#include <soc/cnl_memcfg_init.h>
+#include <soc/romstage.h>
+
+static const struct cnl_mb_cfg baseboard_mem_cfg = {
+ /* Access memory info through SMBUS. */
+ .spd[0] = {.read_type = READ_SMBUS, .spd_spec = {.spd_smbus_address = 0xa0}},
+ .spd[1] = {.read_type = READ_SMBUS, .spd_spec = {.spd_smbus_address = 0xa4}},
+
+ /* Rcomp resistors on CFL-S are located on the CPU itself */
+ .rcomp_resistor = {121, 75, 100},
+
+ /* Rcomp target values for CFL-S, DDR4 and 1 DIMM per channel */
+ .rcomp_targets = {50, 26, 20, 20, 26},
+
+ /* Baseboard is an interleaved design */
+ .dq_pins_interleaved = 1,
+
+ /* Baseboard is using config 2 for vref_ca */
+ .vref_ca_config = 2,
+
+ /* Disable Early Command Training */
+ .ect = 0,
+};
+
+void mainboard_memory_init_params(FSPM_UPD *memupd)
+{
+ cannonlake_memcfg_init(&memupd->FspmConfig, &baseboard_mem_cfg);
+}