Kevin Chiu (Kevin.Chiu(a)quantatw.com) just uploaded a new patch set to gerrit, which you can find at https://review.coreboot.org/16855
-gerrit
commit 4cc52ccf5532c0ddec62c9c99f3776d4b8b59340
Author: Kevin Chiu <Kevin.Chiu(a)quantatw.com>
Date: Mon Oct 3 17:15:15 2016 +0800
mainboard/google: add pyro board
Create the initial Pyro which refer to the reef reference board.
BRANCH=master
BUG=None
TEST=Build
Signed-off-by: Kevin Chiu <Kevin.Chiu(a)quantatw.com>
Change-Id: I9beed1f6895e8891d3d51b563edfe172f566718b
---
src/mainboard/google/reef/Kconfig | 6 +-
src/mainboard/google/reef/Kconfig.name | 5 +
.../google/reef/variants/pyro/Makefile.inc | 3 +
src/mainboard/google/reef/variants/pyro/boardid.c | 22 +++
.../google/reef/variants/pyro/devicetree.cb | 183 +++++++++++++++++++++
.../variants/pyro/include/variant/acpi/dptf.asl | 16 ++
.../google/reef/variants/pyro/include/variant/ec.h | 21 +++
.../reef/variants/pyro/include/variant/gpio.h | 21 +++
8 files changed, 276 insertions(+), 1 deletion(-)
diff --git a/src/mainboard/google/reef/Kconfig b/src/mainboard/google/reef/Kconfig
index ffdf917..6d560ad 100644
--- a/src/mainboard/google/reef/Kconfig
+++ b/src/mainboard/google/reef/Kconfig
@@ -50,22 +50,26 @@ config MAINBOARD_DIR
config VARIANT_DIR
string
default "reef" if BOARD_GOOGLE_REEF
+ default "pyro" if BOARD_GOOGLE_PYRO
config DEVICETREE
string
+ default "variants/pyro/devicetree.cb" if BOARD_GOOGLE_PYRO
default "variants/baseboard/devicetree.cb"
config MAINBOARD_PART_NUMBER
string
default "Reef" if BOARD_GOOGLE_REEF
+ default "Pyro" if BOARD_GOOGLE_PYRO
config MAINBOARD_FAMILY
string
- default "Google_Reef"
+ default "Google_Reef" if BOARD_GOOGLE_REEF
config GBB_HWID
string
depends on CHROMEOS
+ default "PYRO TEST 0290" if BOARD_GOOGLE_PYRO
default "REEF TEST 3240" if BOARD_GOOGLE_REEF
config MAX_CPUS
diff --git a/src/mainboard/google/reef/Kconfig.name b/src/mainboard/google/reef/Kconfig.name
index 926f61d..d73e69b 100644
--- a/src/mainboard/google/reef/Kconfig.name
+++ b/src/mainboard/google/reef/Kconfig.name
@@ -2,3 +2,8 @@ config BOARD_GOOGLE_REEF
bool "Reef"
select BOARD_GOOGLE_BASEBOARD_REEF
select BASEBOARD_REEF_LAPTOP
+
+config BOARD_GOOGLE_PYRO
+ bool "Pyro"
+ select BOARD_GOOGLE_BASEBOARD_REEF
+ select BASEBOARD_REEF_LAPTOP
diff --git a/src/mainboard/google/reef/variants/pyro/Makefile.inc b/src/mainboard/google/reef/variants/pyro/Makefile.inc
new file mode 100644
index 0000000..d58f4e8
--- /dev/null
+++ b/src/mainboard/google/reef/variants/pyro/Makefile.inc
@@ -0,0 +1,3 @@
+romstage-y += boardid.c
+
+ramstage-y += boardid.c
diff --git a/src/mainboard/google/reef/variants/pyro/boardid.c b/src/mainboard/google/reef/variants/pyro/boardid.c
new file mode 100644
index 0000000..26f1588
--- /dev/null
+++ b/src/mainboard/google/reef/variants/pyro/boardid.c
@@ -0,0 +1,22 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright 2016 Google Inc.
+ *
+ * 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 <baseboard/variants.h>
+#include <ec/google/chromeec/ec.h>
+
+uint8_t __attribute__((weak)) variant_board_id(void)
+{
+ return google_chromeec_get_board_version();
+}
diff --git a/src/mainboard/google/reef/variants/pyro/devicetree.cb b/src/mainboard/google/reef/variants/pyro/devicetree.cb
new file mode 100644
index 0000000..bfce1b3
--- /dev/null
+++ b/src/mainboard/google/reef/variants/pyro/devicetree.cb
@@ -0,0 +1,183 @@
+chip soc/intel/apollolake
+
+ device cpu_cluster 0 on
+ device lapic 0 on end
+ end
+
+ register "pcie_rp0_clkreq_pin" = "0" # wifi/bt
+ # Disable unused clkreq of PCIe root ports
+ register "pcie_rp1_clkreq_pin" = "CLKREQ_DISABLED"
+ register "pcie_rp2_clkreq_pin" = "CLKREQ_DISABLED"
+ register "pcie_rp3_clkreq_pin" = "CLKREQ_DISABLED"
+ register "pcie_rp4_clkreq_pin" = "CLKREQ_DISABLED"
+ register "pcie_rp5_clkreq_pin" = "CLKREQ_DISABLED"
+
+ # GPIO for PERST_0
+ # If the Board has PERST_0 signal, assign the GPIO
+ # If the Board does not have PERST_0, assign GPIO_PRT0_UDEF
+ register "prt0_gpio" = "GPIO_PRT0_UDEF"
+
+ # EMMC TX DATA Delay 1
+ # Refer to EDS-Vol2-22.3.
+ # [14:8] steps of delay for HS400, each 125ps.
+ # [6:0] steps of delay for SDR104/HS200, each 125ps.
+ register "emmc_tx_data_cntl1" = "0x0C16"
+
+ # EMMC TX DATA Delay 2
+ # Refer to EDS-Vol2-22.3.
+ # [30:24] steps of delay for SDR50, each 125ps.
+ # [22:16] steps of delay for DDR50, each 125ps.
+ # [14:8] steps of delay for SDR25/HS50, each 125ps.
+ # [6:0] steps of delay for SDR12, each 125ps.
+ register "emmc_tx_data_cntl2" = "0x28162828"
+
+ # EMMC RX CMD/DATA Delay 1
+ # Refer to EDS-Vol2-22.3.
+ # [30:24] steps of delay for SDR50, each 125ps.
+ # [22:16] steps of delay for DDR50, each 125ps.
+ # [14:8] steps of delay for SDR25/HS50, each 125ps.
+ # [6:0] steps of delay for SDR12, each 125ps.
+ register "emmc_rx_cmd_data_cntl1" = "0x00181717"
+
+ # EMMC RX CMD/DATA Delay 2
+ # Refer to EDS-Vol2-22.3.
+ # [17:16] stands for Rx Clock before Output Buffer
+ # [14:8] steps of delay for Auto Tuning Mode, each 125ps.
+ # [6:0] steps of delay for HS200, each 125ps.
+ register "emmc_rx_cmd_data_cntl2" = "0x10008"
+
+ # Enable DPTF
+ register "dptf_enable" = "1"
+
+ # Enable Audio Clock and Power gating
+ register "hdaudio_clk_gate_enable" = "1"
+ register "hdaudio_pwr_gate_enable" = "1"
+ register "hdaudio_bios_config_lockdown" = "1"
+
+ # Enable lpss s0ix
+ register "lpss_s0ix_enable" = "1"
+
+ # GPE configuration
+ # Note that GPE events called out in ASL code rely on this
+ # route, i.e., if this route changes then the affected GPE
+ # offset bits also need to be changed. This sets the PMC register
+ # GPE_CFG fields.
+ register "gpe0_dw1" = "PMC_GPE_N_31_0"
+ register "gpe0_dw2" = "PMC_GPE_N_63_32"
+ register "gpe0_dw3" = "PMC_GPE_SW_31_0"
+
+ # Enable I2C2 bus early for TPM access
+ register "i2c[2].early_init" = "1"
+
+ # Minimum SLP S3 assertion width 28ms.
+ register "slp_s3_assertion_width_usecs" = "28000"
+
+ device domain 0 on
+ device pci 00.0 on end # - Host Bridge
+ device pci 00.1 on end # - DPTF
+ device pci 00.2 on end # - NPK
+ device pci 02.0 on end # - Gen
+ device pci 03.0 on end # - Iunit
+ device pci 0d.0 on end # - P2SB
+ device pci 0d.1 on end # - PMC
+ device pci 0d.2 on end # - SPI
+ device pci 0d.3 on end # - Shared SRAM
+ device pci 0e.0 on # - Audio
+ chip drivers/generic/max98357a
+ register "sdmode_gpio" = "ACPI_GPIO_OUTPUT(GPIO_76)"
+ device generic 0 on end
+ end
+ end
+ device pci 11.0 off end # - ISH
+ device pci 12.0 off end # - SATA
+ device pci 13.0 off end # - Root Port 2 - PCIe-A 0
+ device pci 13.1 off end # - Root Port 3 - PCIe-A 1
+ device pci 13.2 off end # - Root Port 4 - PCIe-A 2
+ device pci 13.3 off end # - Root Port 5 - PCIe-A 3
+ device pci 14.0 on
+ chip drivers/intel/wifi
+ register "wake" = "GPE0_DW3_00"
+ device pci 00.0 on end
+ end
+ end # - Root Port 0 - PCIe-B 0 - Wifi
+ device pci 14.1 off end # - Root Port 1 - PCIe-B 1
+ device pci 15.0 on end # - XHCI
+ device pci 15.1 off end # - XDCI
+ device pci 16.0 on # - I2C 0
+ chip drivers/i2c/da7219
+ register "irq" = "IRQ_LEVEL_LOW(GPIO_116_IRQ)"
+ register "btn_cfg" = "50"
+ register "mic_det_thr" = "500"
+ register "jack_ins_deb" = "20"
+ register "jack_det_rate" = ""32ms_64ms""
+ register "jack_rem_deb" = "1"
+ register "a_d_btn_thr" = "0xa"
+ register "d_b_btn_thr" = "0x16"
+ register "b_c_btn_thr" = "0x21"
+ register "c_mic_btn_thr" = "0x3e"
+ register "btn_avg" = "4"
+ register "adc_1bit_rpt" = "1"
+ register "micbias_lvl" = "2600"
+ register "mic_amp_in_sel" = ""diff""
+ device i2c 1a on end
+ end
+ end
+ device pci 16.1 on end # - I2C 1
+ device pci 16.2 on
+ chip drivers/i2c/tpm
+ register "hid" = ""GOOG0005""
+ register "irq" = "IRQ_EDGE_LOW(GPIO_28_IRQ)"
+ device i2c 50 on end
+ end
+ end # - I2C 2
+ device pci 16.3 on
+# chip drivers/i2c/generic
+# register "hid" = ""WCOM50C1""
+# register "desc" = ""WCOM Touchscreen""
+# register "irq" = "IRQ_EDGE_LOW(GPIO_21_IRQ)"
+# device i2c a on end
+# end
+# chip drivers/i2c/generic
+# register "hid" = ""WCOM50C2""
+# register "desc" = ""WCOM Touchscreen""
+# register "irq" = "IRQ_EDGE_LOW(GPIO_21_IRQ)"
+# device i2c a on end
+# end
+ chip drivers/i2c/generic
+ register "hid" = ""ELAN0001""
+ register "desc" = ""ELAN Touchscreen""
+ register "irq" = "IRQ_EDGE_LOW(GPIO_21_IRQ)"
+ device i2c 10 on end
+ end
+ end # - I2C 3
+ device pci 17.0 on
+ chip drivers/i2c/generic
+ register "hid" = ""ELAN0000""
+ register "desc" = ""ELAN Touchpad""
+ register "irq" = "IRQ_EDGE_LOW(GPIO_18_IRQ)"
+ register "wake" = "GPE0_DW1_15"
+ device i2c 15 on end
+ end
+ end # - I2C 4
+ device pci 17.1 on end # - I2C 5
+ device pci 17.2 on end # - I2C 6
+ device pci 17.3 on end # - I2C 7
+ device pci 18.0 on end # - UART 0
+ device pci 18.1 on end # - UART 1
+ device pci 18.2 on end # - UART 2
+ device pci 18.3 on end # - UART 3
+ device pci 19.0 on end # - SPI 0
+ device pci 19.1 on end # - SPI 1
+ device pci 19.2 on end # - SPI 2
+ device pci 1a.0 on end # - PWM
+ device pci 1b.0 on end # - SDCARD
+ device pci 1c.0 on end # - eMMC
+ device pci 1e.0 off end # - SDIO
+ device pci 1f.0 on # - LPC
+ chip ec/google/chromeec
+ device pnp 0c09.0 on end
+ end
+ end
+ device pci 1f.1 on end # - SMBUS
+ end
+end
diff --git a/src/mainboard/google/reef/variants/pyro/include/variant/acpi/dptf.asl b/src/mainboard/google/reef/variants/pyro/include/variant/acpi/dptf.asl
new file mode 100644
index 0000000..f3ff04b
--- /dev/null
+++ b/src/mainboard/google/reef/variants/pyro/include/variant/acpi/dptf.asl
@@ -0,0 +1,16 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright 2016 Google Inc.
+ *
+ * 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 <baseboard/acpi/dptf.asl>
diff --git a/src/mainboard/google/reef/variants/pyro/include/variant/ec.h b/src/mainboard/google/reef/variants/pyro/include/variant/ec.h
new file mode 100644
index 0000000..586f106
--- /dev/null
+++ b/src/mainboard/google/reef/variants/pyro/include/variant/ec.h
@@ -0,0 +1,21 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright 2016 Google Inc.
+ *
+ * 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.
+ */
+
+#ifndef MAINBOARD_EC_H
+#define MAINBOARD_EC_H
+
+#include <baseboard/ec.h>
+
+#endif
diff --git a/src/mainboard/google/reef/variants/pyro/include/variant/gpio.h b/src/mainboard/google/reef/variants/pyro/include/variant/gpio.h
new file mode 100644
index 0000000..6d1ce5a
--- /dev/null
+++ b/src/mainboard/google/reef/variants/pyro/include/variant/gpio.h
@@ -0,0 +1,21 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright 2016 Google Inc.
+ *
+ * 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.
+ */
+
+#ifndef MAINBOARD_GPIO_H
+#define MAINBOARD_GPIO_H
+
+#include <baseboard/gpio.h>
+
+#endif /* MAINBOARD_GPIO_H */
Kevin Chiu (Kevin.Chiu(a)quantatw.com) just uploaded a new patch set to gerrit, which you can find at https://review.coreboot.org/16855
-gerrit
commit 5c346ce752f4815d0d09a201e45eeb8fb34e36b1
Author: Kevin Chiu <Kevin.Chiu(a)quantatw.com>
Date: Mon Oct 3 17:15:15 2016 +0800
mainboard/google: add pyro board
Create the initial Pyro which refer to the reef reference board.
BRANCH=master
BUG=None
TEST=Build
Signed-off-by: Kevin Chiu <Kevin.Chiu(a)quantatw.com>
Change-Id: I9beed1f6895e8891d3d51b563edfe172f566718b
---
3rdparty/blobs | 2 +-
src/mainboard/google/reef/Kconfig | 6 +-
src/mainboard/google/reef/Kconfig.name | 5 +
.../google/reef/variants/pyro/Makefile.inc | 3 +
src/mainboard/google/reef/variants/pyro/boardid.c | 22 +++
.../google/reef/variants/pyro/devicetree.cb | 183 +++++++++++++++++++++
.../variants/pyro/include/variant/acpi/dptf.asl | 16 ++
.../google/reef/variants/pyro/include/variant/ec.h | 21 +++
.../reef/variants/pyro/include/variant/gpio.h | 21 +++
9 files changed, 277 insertions(+), 2 deletions(-)
diff --git a/3rdparty/blobs b/3rdparty/blobs
index 8ad2d63..9ba0703 160000
--- a/3rdparty/blobs
+++ b/3rdparty/blobs
@@ -1 +1 @@
-Subproject commit 8ad2d6385652e14b6f0d35ab9b474c31ddeb1773
+Subproject commit 9ba07035ed0acb28902cce826ea833cf531d57c1
diff --git a/src/mainboard/google/reef/Kconfig b/src/mainboard/google/reef/Kconfig
index ffdf917..6d560ad 100644
--- a/src/mainboard/google/reef/Kconfig
+++ b/src/mainboard/google/reef/Kconfig
@@ -50,22 +50,26 @@ config MAINBOARD_DIR
config VARIANT_DIR
string
default "reef" if BOARD_GOOGLE_REEF
+ default "pyro" if BOARD_GOOGLE_PYRO
config DEVICETREE
string
+ default "variants/pyro/devicetree.cb" if BOARD_GOOGLE_PYRO
default "variants/baseboard/devicetree.cb"
config MAINBOARD_PART_NUMBER
string
default "Reef" if BOARD_GOOGLE_REEF
+ default "Pyro" if BOARD_GOOGLE_PYRO
config MAINBOARD_FAMILY
string
- default "Google_Reef"
+ default "Google_Reef" if BOARD_GOOGLE_REEF
config GBB_HWID
string
depends on CHROMEOS
+ default "PYRO TEST 0290" if BOARD_GOOGLE_PYRO
default "REEF TEST 3240" if BOARD_GOOGLE_REEF
config MAX_CPUS
diff --git a/src/mainboard/google/reef/Kconfig.name b/src/mainboard/google/reef/Kconfig.name
index 926f61d..d73e69b 100644
--- a/src/mainboard/google/reef/Kconfig.name
+++ b/src/mainboard/google/reef/Kconfig.name
@@ -2,3 +2,8 @@ config BOARD_GOOGLE_REEF
bool "Reef"
select BOARD_GOOGLE_BASEBOARD_REEF
select BASEBOARD_REEF_LAPTOP
+
+config BOARD_GOOGLE_PYRO
+ bool "Pyro"
+ select BOARD_GOOGLE_BASEBOARD_REEF
+ select BASEBOARD_REEF_LAPTOP
diff --git a/src/mainboard/google/reef/variants/pyro/Makefile.inc b/src/mainboard/google/reef/variants/pyro/Makefile.inc
new file mode 100644
index 0000000..d58f4e8
--- /dev/null
+++ b/src/mainboard/google/reef/variants/pyro/Makefile.inc
@@ -0,0 +1,3 @@
+romstage-y += boardid.c
+
+ramstage-y += boardid.c
diff --git a/src/mainboard/google/reef/variants/pyro/boardid.c b/src/mainboard/google/reef/variants/pyro/boardid.c
new file mode 100644
index 0000000..26f1588
--- /dev/null
+++ b/src/mainboard/google/reef/variants/pyro/boardid.c
@@ -0,0 +1,22 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright 2016 Google Inc.
+ *
+ * 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 <baseboard/variants.h>
+#include <ec/google/chromeec/ec.h>
+
+uint8_t __attribute__((weak)) variant_board_id(void)
+{
+ return google_chromeec_get_board_version();
+}
diff --git a/src/mainboard/google/reef/variants/pyro/devicetree.cb b/src/mainboard/google/reef/variants/pyro/devicetree.cb
new file mode 100644
index 0000000..bfce1b3
--- /dev/null
+++ b/src/mainboard/google/reef/variants/pyro/devicetree.cb
@@ -0,0 +1,183 @@
+chip soc/intel/apollolake
+
+ device cpu_cluster 0 on
+ device lapic 0 on end
+ end
+
+ register "pcie_rp0_clkreq_pin" = "0" # wifi/bt
+ # Disable unused clkreq of PCIe root ports
+ register "pcie_rp1_clkreq_pin" = "CLKREQ_DISABLED"
+ register "pcie_rp2_clkreq_pin" = "CLKREQ_DISABLED"
+ register "pcie_rp3_clkreq_pin" = "CLKREQ_DISABLED"
+ register "pcie_rp4_clkreq_pin" = "CLKREQ_DISABLED"
+ register "pcie_rp5_clkreq_pin" = "CLKREQ_DISABLED"
+
+ # GPIO for PERST_0
+ # If the Board has PERST_0 signal, assign the GPIO
+ # If the Board does not have PERST_0, assign GPIO_PRT0_UDEF
+ register "prt0_gpio" = "GPIO_PRT0_UDEF"
+
+ # EMMC TX DATA Delay 1
+ # Refer to EDS-Vol2-22.3.
+ # [14:8] steps of delay for HS400, each 125ps.
+ # [6:0] steps of delay for SDR104/HS200, each 125ps.
+ register "emmc_tx_data_cntl1" = "0x0C16"
+
+ # EMMC TX DATA Delay 2
+ # Refer to EDS-Vol2-22.3.
+ # [30:24] steps of delay for SDR50, each 125ps.
+ # [22:16] steps of delay for DDR50, each 125ps.
+ # [14:8] steps of delay for SDR25/HS50, each 125ps.
+ # [6:0] steps of delay for SDR12, each 125ps.
+ register "emmc_tx_data_cntl2" = "0x28162828"
+
+ # EMMC RX CMD/DATA Delay 1
+ # Refer to EDS-Vol2-22.3.
+ # [30:24] steps of delay for SDR50, each 125ps.
+ # [22:16] steps of delay for DDR50, each 125ps.
+ # [14:8] steps of delay for SDR25/HS50, each 125ps.
+ # [6:0] steps of delay for SDR12, each 125ps.
+ register "emmc_rx_cmd_data_cntl1" = "0x00181717"
+
+ # EMMC RX CMD/DATA Delay 2
+ # Refer to EDS-Vol2-22.3.
+ # [17:16] stands for Rx Clock before Output Buffer
+ # [14:8] steps of delay for Auto Tuning Mode, each 125ps.
+ # [6:0] steps of delay for HS200, each 125ps.
+ register "emmc_rx_cmd_data_cntl2" = "0x10008"
+
+ # Enable DPTF
+ register "dptf_enable" = "1"
+
+ # Enable Audio Clock and Power gating
+ register "hdaudio_clk_gate_enable" = "1"
+ register "hdaudio_pwr_gate_enable" = "1"
+ register "hdaudio_bios_config_lockdown" = "1"
+
+ # Enable lpss s0ix
+ register "lpss_s0ix_enable" = "1"
+
+ # GPE configuration
+ # Note that GPE events called out in ASL code rely on this
+ # route, i.e., if this route changes then the affected GPE
+ # offset bits also need to be changed. This sets the PMC register
+ # GPE_CFG fields.
+ register "gpe0_dw1" = "PMC_GPE_N_31_0"
+ register "gpe0_dw2" = "PMC_GPE_N_63_32"
+ register "gpe0_dw3" = "PMC_GPE_SW_31_0"
+
+ # Enable I2C2 bus early for TPM access
+ register "i2c[2].early_init" = "1"
+
+ # Minimum SLP S3 assertion width 28ms.
+ register "slp_s3_assertion_width_usecs" = "28000"
+
+ device domain 0 on
+ device pci 00.0 on end # - Host Bridge
+ device pci 00.1 on end # - DPTF
+ device pci 00.2 on end # - NPK
+ device pci 02.0 on end # - Gen
+ device pci 03.0 on end # - Iunit
+ device pci 0d.0 on end # - P2SB
+ device pci 0d.1 on end # - PMC
+ device pci 0d.2 on end # - SPI
+ device pci 0d.3 on end # - Shared SRAM
+ device pci 0e.0 on # - Audio
+ chip drivers/generic/max98357a
+ register "sdmode_gpio" = "ACPI_GPIO_OUTPUT(GPIO_76)"
+ device generic 0 on end
+ end
+ end
+ device pci 11.0 off end # - ISH
+ device pci 12.0 off end # - SATA
+ device pci 13.0 off end # - Root Port 2 - PCIe-A 0
+ device pci 13.1 off end # - Root Port 3 - PCIe-A 1
+ device pci 13.2 off end # - Root Port 4 - PCIe-A 2
+ device pci 13.3 off end # - Root Port 5 - PCIe-A 3
+ device pci 14.0 on
+ chip drivers/intel/wifi
+ register "wake" = "GPE0_DW3_00"
+ device pci 00.0 on end
+ end
+ end # - Root Port 0 - PCIe-B 0 - Wifi
+ device pci 14.1 off end # - Root Port 1 - PCIe-B 1
+ device pci 15.0 on end # - XHCI
+ device pci 15.1 off end # - XDCI
+ device pci 16.0 on # - I2C 0
+ chip drivers/i2c/da7219
+ register "irq" = "IRQ_LEVEL_LOW(GPIO_116_IRQ)"
+ register "btn_cfg" = "50"
+ register "mic_det_thr" = "500"
+ register "jack_ins_deb" = "20"
+ register "jack_det_rate" = ""32ms_64ms""
+ register "jack_rem_deb" = "1"
+ register "a_d_btn_thr" = "0xa"
+ register "d_b_btn_thr" = "0x16"
+ register "b_c_btn_thr" = "0x21"
+ register "c_mic_btn_thr" = "0x3e"
+ register "btn_avg" = "4"
+ register "adc_1bit_rpt" = "1"
+ register "micbias_lvl" = "2600"
+ register "mic_amp_in_sel" = ""diff""
+ device i2c 1a on end
+ end
+ end
+ device pci 16.1 on end # - I2C 1
+ device pci 16.2 on
+ chip drivers/i2c/tpm
+ register "hid" = ""GOOG0005""
+ register "irq" = "IRQ_EDGE_LOW(GPIO_28_IRQ)"
+ device i2c 50 on end
+ end
+ end # - I2C 2
+ device pci 16.3 on
+# chip drivers/i2c/generic
+# register "hid" = ""WCOM50C1""
+# register "desc" = ""WCOM Touchscreen""
+# register "irq" = "IRQ_EDGE_LOW(GPIO_21_IRQ)"
+# device i2c a on end
+# end
+# chip drivers/i2c/generic
+# register "hid" = ""WCOM50C2""
+# register "desc" = ""WCOM Touchscreen""
+# register "irq" = "IRQ_EDGE_LOW(GPIO_21_IRQ)"
+# device i2c a on end
+# end
+ chip drivers/i2c/generic
+ register "hid" = ""ELAN0001""
+ register "desc" = ""ELAN Touchscreen""
+ register "irq" = "IRQ_EDGE_LOW(GPIO_21_IRQ)"
+ device i2c 10 on end
+ end
+ end # - I2C 3
+ device pci 17.0 on
+ chip drivers/i2c/generic
+ register "hid" = ""ELAN0000""
+ register "desc" = ""ELAN Touchpad""
+ register "irq" = "IRQ_EDGE_LOW(GPIO_18_IRQ)"
+ register "wake" = "GPE0_DW1_15"
+ device i2c 15 on end
+ end
+ end # - I2C 4
+ device pci 17.1 on end # - I2C 5
+ device pci 17.2 on end # - I2C 6
+ device pci 17.3 on end # - I2C 7
+ device pci 18.0 on end # - UART 0
+ device pci 18.1 on end # - UART 1
+ device pci 18.2 on end # - UART 2
+ device pci 18.3 on end # - UART 3
+ device pci 19.0 on end # - SPI 0
+ device pci 19.1 on end # - SPI 1
+ device pci 19.2 on end # - SPI 2
+ device pci 1a.0 on end # - PWM
+ device pci 1b.0 on end # - SDCARD
+ device pci 1c.0 on end # - eMMC
+ device pci 1e.0 off end # - SDIO
+ device pci 1f.0 on # - LPC
+ chip ec/google/chromeec
+ device pnp 0c09.0 on end
+ end
+ end
+ device pci 1f.1 on end # - SMBUS
+ end
+end
diff --git a/src/mainboard/google/reef/variants/pyro/include/variant/acpi/dptf.asl b/src/mainboard/google/reef/variants/pyro/include/variant/acpi/dptf.asl
new file mode 100644
index 0000000..f3ff04b
--- /dev/null
+++ b/src/mainboard/google/reef/variants/pyro/include/variant/acpi/dptf.asl
@@ -0,0 +1,16 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright 2016 Google Inc.
+ *
+ * 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 <baseboard/acpi/dptf.asl>
diff --git a/src/mainboard/google/reef/variants/pyro/include/variant/ec.h b/src/mainboard/google/reef/variants/pyro/include/variant/ec.h
new file mode 100644
index 0000000..586f106
--- /dev/null
+++ b/src/mainboard/google/reef/variants/pyro/include/variant/ec.h
@@ -0,0 +1,21 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright 2016 Google Inc.
+ *
+ * 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.
+ */
+
+#ifndef MAINBOARD_EC_H
+#define MAINBOARD_EC_H
+
+#include <baseboard/ec.h>
+
+#endif
diff --git a/src/mainboard/google/reef/variants/pyro/include/variant/gpio.h b/src/mainboard/google/reef/variants/pyro/include/variant/gpio.h
new file mode 100644
index 0000000..6d1ce5a
--- /dev/null
+++ b/src/mainboard/google/reef/variants/pyro/include/variant/gpio.h
@@ -0,0 +1,21 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright 2016 Google Inc.
+ *
+ * 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.
+ */
+
+#ifndef MAINBOARD_GPIO_H
+#define MAINBOARD_GPIO_H
+
+#include <baseboard/gpio.h>
+
+#endif /* MAINBOARD_GPIO_H */