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-rw-r--r--src/mainboard/lenovo/x220/Kconfig22
-rw-r--r--src/mainboard/lenovo/x220/Kconfig.name3
-rw-r--r--src/mainboard/lenovo/x220/Makefile.inc3
-rw-r--r--src/mainboard/lenovo/x220/devicetree.cb2
-rw-r--r--src/mainboard/lenovo/x220/romstage.c17
-rw-r--r--src/mainboard/lenovo/x220/variants/x1/data.vbtbin0 -> 3985 bytes
-rw-r--r--src/mainboard/lenovo/x220/variants/x1/gpio.c221
-rw-r--r--src/mainboard/lenovo/x220/variants/x1/overridetree.cb85
-rw-r--r--src/mainboard/lenovo/x220/variants/x1/romstage.c35
-rw-r--r--src/mainboard/lenovo/x220/variants/x220/data.vbt (renamed from src/mainboard/lenovo/x220/data.vbt)bin3985 -> 3985 bytes
-rw-r--r--src/mainboard/lenovo/x220/variants/x220/gpio.c (renamed from src/mainboard/lenovo/x220/gpio.c)0
-rw-r--r--src/mainboard/lenovo/x220/variants/x220/overridetree.cb12
-rw-r--r--src/mainboard/lenovo/x220/variants/x220/romstage.c35
13 files changed, 411 insertions, 24 deletions
diff --git a/src/mainboard/lenovo/x220/Kconfig b/src/mainboard/lenovo/x220/Kconfig
index 0f7cbe7bee..f8f7055de8 100644
--- a/src/mainboard/lenovo/x220/Kconfig
+++ b/src/mainboard/lenovo/x220/Kconfig
@@ -1,4 +1,4 @@
-if BOARD_LENOVO_X220 || BOARD_LENOVO_X220I
+if BOARD_LENOVO_X220 || BOARD_LENOVO_X220I || BOARD_LENOVO_X1
config BOARD_SPECIFIC_OPTIONS
def_bool y
@@ -29,9 +29,21 @@ config MAINBOARD_DIR
string
default lenovo/x220
+config VARIANT_DIR
+ string
+ default "x220" if BOARD_LENOVO_X220 || BOARD_LENOVO_X220I
+ default "x1" if BOARD_LENOVO_X1
+
+
config MAINBOARD_PART_NUMBER
string
- default "ThinkPad X220"
+ default "ThinkPad X220" if BOARD_LENOVO_X220
+ default "ThinkPad X220i" if BOARD_LENOVO_X220I
+ default "ThinkPad X1" if BOARD_LENOVO_X1
+
+config OVERRIDE_DEVICETREE
+ string
+ default "variants/$(CONFIG_VARIANT_DIR)/overridetree.cb"
config MAX_CPUS
int
@@ -48,6 +60,7 @@ config DRAM_RESET_GATE_GPIO
config VGA_BIOS_FILE
string
default "pci8086,0116.rom" if BOARD_LENOVO_X220I
+ # FIXME: x1 with i3 cpu may also use "pci8086,0116.rom"
default "pci8086,0126.rom"
config VGA_BIOS_ID
@@ -61,6 +74,7 @@ config MAINBOARD_PCI_SUBSYSTEM_VENDOR_ID
config MAINBOARD_PCI_SUBSYSTEM_DEVICE_ID
hex
- default 0x21db
+ default 0x21db if BOARD_LENOVO_X220 || BOARD_LENOVO_X220I
+ default 0x21e8 if BOARD_LENOVO_X1
-endif # BOARD_LENOVO_X220 || BOARD_LENOVO_X220I
+endif # BOARD_LENOVO_X220 || BOARD_LENOVO_X220I || BOARD_LENOVO_X1
diff --git a/src/mainboard/lenovo/x220/Kconfig.name b/src/mainboard/lenovo/x220/Kconfig.name
index 0f9d3fcfb7..988ac4fb55 100644
--- a/src/mainboard/lenovo/x220/Kconfig.name
+++ b/src/mainboard/lenovo/x220/Kconfig.name
@@ -3,3 +3,6 @@ config BOARD_LENOVO_X220
config BOARD_LENOVO_X220I
bool "ThinkPad X220i"
+
+config BOARD_LENOVO_X1
+ bool "ThinkPad X1"
diff --git a/src/mainboard/lenovo/x220/Makefile.inc b/src/mainboard/lenovo/x220/Makefile.inc
index 2dab9507f1..2c52c21d33 100644
--- a/src/mainboard/lenovo/x220/Makefile.inc
+++ b/src/mainboard/lenovo/x220/Makefile.inc
@@ -14,6 +14,7 @@
##
smm-$(CONFIG_HAVE_SMI_HANDLER) += smihandler.c
-romstage-y += gpio.c
+romstage-y += variants/$(VARIANT_DIR)/gpio.c
+romstage-y += variants/$(VARIANT_DIR)/romstage.c
ramstage-$(CONFIG_MAINBOARD_USE_LIBGFXINIT) += gma-mainboard.ads
diff --git a/src/mainboard/lenovo/x220/devicetree.cb b/src/mainboard/lenovo/x220/devicetree.cb
index 969ae3857b..2a1507cd9a 100644
--- a/src/mainboard/lenovo/x220/devicetree.cb
+++ b/src/mainboard/lenovo/x220/devicetree.cb
@@ -159,8 +159,6 @@ chip northbridge/intel/sandybridge
register "event7_enable" = "0x81"
register "event8_enable" = "0x7b"
register "event9_enable" = "0xff"
- register "eventa_enable" = "0x01"
- register "eventb_enable" = "0xf0"
register "eventc_enable" = "0xff"
register "eventd_enable" = "0xff"
register "evente_enable" = "0x0d"
diff --git a/src/mainboard/lenovo/x220/romstage.c b/src/mainboard/lenovo/x220/romstage.c
index 3429aad6b6..62b887e688 100644
--- a/src/mainboard/lenovo/x220/romstage.c
+++ b/src/mainboard/lenovo/x220/romstage.c
@@ -98,23 +98,6 @@ void mainboard_fill_pei_data(struct pei_data *pei_data)
*pei_data = pei_data_template;
}
-const struct southbridge_usb_port mainboard_usb_ports[] = {
- { 1, 0, 0 },
- { 1, 1, 1 },
- { 1, 1, 3 },
- { 1, 1, 3 },
- { 1, 1, -1 },
- { 1, 1, -1 },
- { 1, 0, 2 },
- { 1, 0, 2 },
- { 1, 1, 6 },
- { 1, 1, 5 },
- { 1, 1, 6 },
- { 1, 1, 6 },
- { 1, 1, 7 },
- { 1, 1, 6 },
-};
-
void mainboard_get_spd(spd_raw_data *spd, bool id_only)
{
read_spd (&spd[0], 0x50, id_only);
diff --git a/src/mainboard/lenovo/x220/variants/x1/data.vbt b/src/mainboard/lenovo/x220/variants/x1/data.vbt
new file mode 100644
index 0000000000..63350f1ec5
--- /dev/null
+++ b/src/mainboard/lenovo/x220/variants/x1/data.vbt
Binary files differ
diff --git a/src/mainboard/lenovo/x220/variants/x1/gpio.c b/src/mainboard/lenovo/x220/variants/x1/gpio.c
new file mode 100644
index 0000000000..023f3f3f9d
--- /dev/null
+++ b/src/mainboard/lenovo/x220/variants/x1/gpio.c
@@ -0,0 +1,221 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright (C) 2008-2009 coresystems GmbH
+ * Copyright (C) 2014 Vladimir Serbinenko
+ * Copyright (C) 2018 Bill Xie
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; version 2 of
+ * the License.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ */
+
+#include <southbridge/intel/common/gpio.h>
+
+static const struct pch_gpio_set1 pch_gpio_set1_mode = {
+ .gpio0 = GPIO_MODE_GPIO,
+ .gpio1 = GPIO_MODE_GPIO,
+ .gpio2 = GPIO_MODE_GPIO,
+ .gpio3 = GPIO_MODE_GPIO,
+ .gpio4 = GPIO_MODE_GPIO,
+ .gpio5 = GPIO_MODE_GPIO,
+ .gpio6 = GPIO_MODE_GPIO,
+ .gpio7 = GPIO_MODE_GPIO,
+ .gpio8 = GPIO_MODE_GPIO,
+ .gpio9 = GPIO_MODE_NATIVE,
+ .gpio10 = GPIO_MODE_GPIO,
+ .gpio11 = GPIO_MODE_NATIVE,
+ .gpio12 = GPIO_MODE_NATIVE,
+ .gpio13 = GPIO_MODE_GPIO,
+ .gpio14 = GPIO_MODE_NATIVE,
+ .gpio15 = GPIO_MODE_GPIO,
+ .gpio16 = GPIO_MODE_NATIVE,
+ .gpio17 = GPIO_MODE_GPIO,
+ .gpio18 = GPIO_MODE_NATIVE,
+ .gpio19 = GPIO_MODE_NATIVE,
+ .gpio20 = GPIO_MODE_NATIVE,
+ .gpio21 = GPIO_MODE_GPIO,
+ .gpio22 = GPIO_MODE_GPIO,
+ .gpio23 = GPIO_MODE_NATIVE,
+ .gpio24 = GPIO_MODE_GPIO,
+ .gpio25 = GPIO_MODE_GPIO,
+ .gpio26 = GPIO_MODE_NATIVE,
+ .gpio27 = GPIO_MODE_GPIO,
+ .gpio28 = GPIO_MODE_GPIO,
+ .gpio29 = GPIO_MODE_GPIO,
+ .gpio30 = GPIO_MODE_NATIVE,
+ .gpio31 = GPIO_MODE_GPIO,
+};
+
+static const struct pch_gpio_set1 pch_gpio_set1_direction = {
+ .gpio0 = GPIO_DIR_INPUT,
+ .gpio1 = GPIO_DIR_INPUT,
+ .gpio2 = GPIO_DIR_INPUT,
+ .gpio3 = GPIO_DIR_INPUT,
+ .gpio4 = GPIO_DIR_INPUT,
+ .gpio5 = GPIO_DIR_INPUT,
+ .gpio6 = GPIO_DIR_INPUT,
+ .gpio7 = GPIO_DIR_INPUT,
+ .gpio8 = GPIO_DIR_OUTPUT,
+ .gpio10 = GPIO_DIR_OUTPUT,
+ .gpio13 = GPIO_DIR_INPUT,
+ .gpio15 = GPIO_DIR_OUTPUT,
+ .gpio17 = GPIO_DIR_INPUT,
+ .gpio21 = GPIO_DIR_INPUT,
+ .gpio22 = GPIO_DIR_OUTPUT,
+ .gpio24 = GPIO_DIR_OUTPUT,
+ .gpio25 = GPIO_DIR_INPUT,
+ .gpio27 = GPIO_DIR_INPUT,
+ .gpio28 = GPIO_DIR_OUTPUT,
+ .gpio29 = GPIO_DIR_OUTPUT,
+ .gpio31 = GPIO_DIR_INPUT,
+};
+
+static const struct pch_gpio_set1 pch_gpio_set1_level = {
+ .gpio8 = GPIO_LEVEL_HIGH,
+ .gpio10 = GPIO_LEVEL_HIGH,
+ .gpio15 = GPIO_LEVEL_LOW,
+ .gpio22 = GPIO_LEVEL_HIGH,
+ .gpio24 = GPIO_LEVEL_LOW,
+ .gpio28 = GPIO_LEVEL_LOW,
+ .gpio29 = GPIO_LEVEL_HIGH,
+};
+
+static const struct pch_gpio_set1 pch_gpio_set1_reset = {
+ .gpio24 = GPIO_RESET_RSMRST,
+};
+
+static const struct pch_gpio_set1 pch_gpio_set1_invert = {
+ .gpio0 = GPIO_INVERT,
+ .gpio1 = GPIO_INVERT,
+ .gpio6 = GPIO_INVERT,
+ .gpio7 = GPIO_INVERT,
+ .gpio13 = GPIO_INVERT,
+};
+
+static const struct pch_gpio_set1 pch_gpio_set1_blink = {
+};
+
+static const struct pch_gpio_set2 pch_gpio_set2_mode = {
+ .gpio32 = GPIO_MODE_NATIVE,
+ .gpio33 = GPIO_MODE_GPIO,
+ .gpio34 = GPIO_MODE_GPIO,
+ .gpio35 = GPIO_MODE_GPIO,
+ .gpio36 = GPIO_MODE_GPIO,
+ .gpio37 = GPIO_MODE_NATIVE,
+ .gpio38 = GPIO_MODE_GPIO,
+ .gpio39 = GPIO_MODE_GPIO,
+ .gpio40 = GPIO_MODE_NATIVE,
+ .gpio41 = GPIO_MODE_NATIVE,
+ .gpio42 = GPIO_MODE_GPIO,
+ .gpio43 = GPIO_MODE_NATIVE,
+ .gpio44 = GPIO_MODE_NATIVE,
+ .gpio45 = GPIO_MODE_NATIVE,
+ .gpio46 = GPIO_MODE_NATIVE,
+ .gpio47 = GPIO_MODE_NATIVE,
+ .gpio48 = GPIO_MODE_GPIO,
+ .gpio49 = GPIO_MODE_GPIO,
+ .gpio50 = GPIO_MODE_GPIO,
+ .gpio51 = GPIO_MODE_GPIO,
+ .gpio52 = GPIO_MODE_GPIO,
+ .gpio53 = GPIO_MODE_GPIO,
+ .gpio54 = GPIO_MODE_GPIO,
+ .gpio55 = GPIO_MODE_GPIO,
+ .gpio56 = GPIO_MODE_NATIVE,
+ .gpio57 = GPIO_MODE_GPIO,
+ .gpio58 = GPIO_MODE_NATIVE,
+ .gpio59 = GPIO_MODE_NATIVE,
+ .gpio60 = GPIO_MODE_NATIVE,
+ .gpio61 = GPIO_MODE_NATIVE,
+ .gpio62 = GPIO_MODE_NATIVE,
+ .gpio63 = GPIO_MODE_NATIVE,
+};
+
+static const struct pch_gpio_set2 pch_gpio_set2_direction = {
+ .gpio33 = GPIO_DIR_OUTPUT,
+ .gpio34 = GPIO_DIR_INPUT,
+ .gpio35 = GPIO_DIR_OUTPUT,
+ .gpio36 = GPIO_DIR_INPUT,
+ .gpio38 = GPIO_DIR_INPUT,
+ .gpio39 = GPIO_DIR_INPUT,
+ .gpio42 = GPIO_DIR_OUTPUT,
+ .gpio48 = GPIO_DIR_INPUT,
+ .gpio49 = GPIO_DIR_INPUT,
+ .gpio50 = GPIO_DIR_INPUT,
+ .gpio51 = GPIO_DIR_OUTPUT,
+ .gpio52 = GPIO_DIR_OUTPUT,
+ .gpio53 = GPIO_DIR_OUTPUT,
+ .gpio54 = GPIO_DIR_INPUT,
+ .gpio55 = GPIO_DIR_OUTPUT,
+ .gpio57 = GPIO_DIR_INPUT,
+};
+
+static const struct pch_gpio_set2 pch_gpio_set2_level = {
+ .gpio33 = GPIO_LEVEL_HIGH,
+ .gpio35 = GPIO_LEVEL_LOW,
+ .gpio42 = GPIO_LEVEL_HIGH,
+ .gpio51 = GPIO_LEVEL_HIGH,
+ .gpio52 = GPIO_LEVEL_HIGH,
+ .gpio53 = GPIO_LEVEL_HIGH,
+ .gpio55 = GPIO_LEVEL_HIGH,
+};
+
+static const struct pch_gpio_set2 pch_gpio_set2_reset = {
+};
+
+static const struct pch_gpio_set3 pch_gpio_set3_mode = {
+ .gpio64 = GPIO_MODE_NATIVE,
+ .gpio65 = GPIO_MODE_NATIVE,
+ .gpio66 = GPIO_MODE_NATIVE,
+ .gpio67 = GPIO_MODE_NATIVE,
+ .gpio68 = GPIO_MODE_GPIO,
+ .gpio69 = GPIO_MODE_GPIO,
+ .gpio70 = GPIO_MODE_GPIO,
+ .gpio71 = GPIO_MODE_GPIO,
+ .gpio72 = GPIO_MODE_NATIVE,
+ .gpio73 = GPIO_MODE_NATIVE,
+ .gpio74 = GPIO_MODE_NATIVE,
+ .gpio75 = GPIO_MODE_NATIVE,
+};
+
+static const struct pch_gpio_set3 pch_gpio_set3_direction = {
+ .gpio68 = GPIO_DIR_INPUT,
+ .gpio69 = GPIO_DIR_INPUT,
+ .gpio70 = GPIO_DIR_INPUT,
+ .gpio71 = GPIO_DIR_INPUT,
+};
+
+static const struct pch_gpio_set3 pch_gpio_set3_level = {
+};
+
+static const struct pch_gpio_set3 pch_gpio_set3_reset = {
+};
+
+const struct pch_gpio_map mainboard_gpio_map = {
+ .set1 = {
+ .mode = &pch_gpio_set1_mode,
+ .direction = &pch_gpio_set1_direction,
+ .level = &pch_gpio_set1_level,
+ .blink = &pch_gpio_set1_blink,
+ .invert = &pch_gpio_set1_invert,
+ .reset = &pch_gpio_set1_reset,
+ },
+ .set2 = {
+ .mode = &pch_gpio_set2_mode,
+ .direction = &pch_gpio_set2_direction,
+ .level = &pch_gpio_set2_level,
+ .reset = &pch_gpio_set2_reset,
+ },
+ .set3 = {
+ .mode = &pch_gpio_set3_mode,
+ .direction = &pch_gpio_set3_direction,
+ .level = &pch_gpio_set3_level,
+ .reset = &pch_gpio_set3_reset,
+ },
+};
diff --git a/src/mainboard/lenovo/x220/variants/x1/overridetree.cb b/src/mainboard/lenovo/x220/variants/x1/overridetree.cb
new file mode 100644
index 0000000000..54f6485d25
--- /dev/null
+++ b/src/mainboard/lenovo/x220/variants/x1/overridetree.cb
@@ -0,0 +1,85 @@
+chip northbridge/intel/sandybridge
+
+ register "gpu_dp_b_hotplug" = "0x04"
+ register "gpu_dp_c_hotplug" = "0x04"
+ register "gpu_dp_d_hotplug" = "0x04"
+ register "gpu_panel_power_cycle_delay" = "3"
+ register "gpu_panel_power_up_delay" = "250" # T1+T2: 25ms
+ register "gpu_panel_power_down_delay" = "250" # T5+T6: 35ms
+ register "gpu_panel_power_backlight_on_delay" = "2500" # T3: 250ms
+ register "gpu_panel_power_backlight_off_delay" = "2500" # T4: 250ms
+
+ register "gpu_cpu_backlight" = "0x1312"
+ register "gpu_pch_backlight" = "0x13121312"
+
+ device domain 0 on
+ device pci 00.0 on
+ subsystemid 0x17aa 0x21e8
+ end # host bridge
+ device pci 02.0 on
+ subsystemid 0x17aa 0x21e8
+ end # vga controller
+
+ chip southbridge/intel/bd82x6x # Intel Series 6 Cougar Point PCH
+ # Enable SATA ports 0 (HDD bay) & 2 (msata) & 3 (esatap)
+ register "sata_port_map" = "0x1d"
+ # X1 does not have ExpressCard slot
+ register "pcie_hotplug_map" = "{ 0, 0, 0, 0, 0, 0, 0, 0 }"
+
+ device pci 1a.0 on
+ subsystemid 0x17aa 0x21e8
+ end # USB2 EHCI #2
+ device pci 1b.0 on
+ subsystemid 0x17aa 0x21e8
+ end # High Definition Audio
+ device pci 1c.0 off end # PCIe Port #1
+ device pci 1c.1 on
+ subsystemid 0x17aa 0x21e8
+ end # PCIe Port #2 (wlan)
+ device pci 1c.2 off end # PCIe Port #3
+ device pci 1c.3 off end # PCIe Port #4
+ device pci 1c.4 on
+ subsystemid 0x17aa 0x21e8
+ chip drivers/ricoh/rce822 # Ricoh cardreader
+ device pci 00.0 on
+ subsystemid 0x17aa 0x21e8
+ end
+ end
+ end # PCIe Port #5 (SD)
+ device pci 1c.5 off end # PCIe Port #6
+ device pci 1c.6 on
+ subsystemid 0x17aa 0x21e8
+ end # PCIe Port #7
+ device pci 1c.7 off end # PCIe Port #8
+ device pci 1d.0 on
+ subsystemid 0x17aa 0x21e8
+ end # USB2 EHCI #1
+ device pci 1e.0 off end # PCI bridge
+ device pci 1f.0 on #LPC bridge
+ subsystemid 0x17aa 0x21e8
+ chip ec/lenovo/h8
+ register "config2" = "0xe0"
+ register "config3" = "0xc0"
+
+ register "beepmask0" = "0xfe"
+ register "beepmask1" = "0x96"
+
+ register "event5_enable" = "0x3c"
+ register "evente_enable" = "0x3d"
+
+ # BDC detection is broken on this board:
+ register "has_bdc_detection" = "0"
+ end
+ end # LPC bridge
+ device pci 1f.2 on
+ subsystemid 0x17aa 0x21e8
+ end # SATA Controller 1
+ device pci 1f.3 on
+ subsystemid 0x17aa 0x21e8
+ end # SMBus
+ device pci 1f.6 on
+ subsystemid 0x17aa 0x21e8
+ end # Thermal
+ end
+ end
+end
diff --git a/src/mainboard/lenovo/x220/variants/x1/romstage.c b/src/mainboard/lenovo/x220/variants/x1/romstage.c
new file mode 100644
index 0000000000..a1932cc8e2
--- /dev/null
+++ b/src/mainboard/lenovo/x220/variants/x1/romstage.c
@@ -0,0 +1,35 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright (C) 2007-2010 coresystems GmbH
+ * Copyright (C) 2011 The ChromiumOS Authors. All rights reserved.
+ * Copyright (C) 2014 Vladimir Serbinenko
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; version 2 of the License.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ */
+
+#include <southbridge/intel/bd82x6x/pch.h>
+
+const struct southbridge_usb_port mainboard_usb_ports[] = {
+ { 1, 1, 0 },
+ { 1, 1, 1 },
+ { 1, 1, 3 },
+ { 1, 0, 3 },
+ { 1, 0, 3 },
+ { 1, 1, 3 },
+ { 0, 0, 3 },
+ { 0, 0, 3 },
+ { 1, 1, 4 },
+ { 1, 1, 5 },
+ { 1, 0, 7 },
+ { 1, 1, 7 },
+ { 1, 1, 7 },
+ { 1, 0, 7 },
+};
diff --git a/src/mainboard/lenovo/x220/data.vbt b/src/mainboard/lenovo/x220/variants/x220/data.vbt
index 2b5bc1e2d0..2b5bc1e2d0 100644
--- a/src/mainboard/lenovo/x220/data.vbt
+++ b/src/mainboard/lenovo/x220/variants/x220/data.vbt
Binary files differ
diff --git a/src/mainboard/lenovo/x220/gpio.c b/src/mainboard/lenovo/x220/variants/x220/gpio.c
index b1499d1f83..b1499d1f83 100644
--- a/src/mainboard/lenovo/x220/gpio.c
+++ b/src/mainboard/lenovo/x220/variants/x220/gpio.c
diff --git a/src/mainboard/lenovo/x220/variants/x220/overridetree.cb b/src/mainboard/lenovo/x220/variants/x220/overridetree.cb
new file mode 100644
index 0000000000..604eadf2a9
--- /dev/null
+++ b/src/mainboard/lenovo/x220/variants/x220/overridetree.cb
@@ -0,0 +1,12 @@
+chip northbridge/intel/sandybridge
+ device domain 0 on
+ chip southbridge/intel/bd82x6x # Intel Series 6 Cougar Point PCH
+ device pci 1f.0 on #LPC bridge
+ chip ec/lenovo/h8
+ register "eventa_enable" = "0x01"
+ register "eventb_enable" = "0xf0"
+ end
+ end # LPC bridge
+ end
+ end
+end
diff --git a/src/mainboard/lenovo/x220/variants/x220/romstage.c b/src/mainboard/lenovo/x220/variants/x220/romstage.c
new file mode 100644
index 0000000000..88a93961df
--- /dev/null
+++ b/src/mainboard/lenovo/x220/variants/x220/romstage.c
@@ -0,0 +1,35 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright (C) 2007-2010 coresystems GmbH
+ * Copyright (C) 2011 The ChromiumOS Authors. All rights reserved.
+ * Copyright (C) 2014 Vladimir Serbinenko
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; version 2 of the License.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ */
+
+#include <southbridge/intel/bd82x6x/pch.h>
+
+const struct southbridge_usb_port mainboard_usb_ports[] = {
+ { 1, 0, 0 },
+ { 1, 1, 1 },
+ { 1, 1, 3 },
+ { 1, 1, 3 },
+ { 1, 1, -1 },
+ { 1, 1, -1 },
+ { 1, 0, 2 },
+ { 1, 0, 2 },
+ { 1, 1, 6 },
+ { 1, 1, 5 },
+ { 1, 1, 6 },
+ { 1, 1, 6 },
+ { 1, 1, 7 },
+ { 1, 1, 6 },
+};