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authorJulius Werner <jwerner@chromium.org>2014-10-07 16:42:17 -0700
committerPatrick Georgi <pgeorgi@google.com>2015-04-07 18:23:21 +0200
commit18ea2d3fbdf89f60a74dc8aabfdb2aa4d3475754 (patch)
tree875739d499ccc1fa84b03507f8bee699fb86eb95 /src/soc/intel/baytrail/include
parent26de1126363218cd19524050d80acc8ed1ce3e53 (diff)
downloadcoreboot-18ea2d3fbdf89f60a74dc8aabfdb2aa4d3475754.tar.xz
baytrail: Change all SoC headers to <soc/headername.h> system
This patch aligns baytrail to the new SoC header include scheme. BUG=None TEST=Tested with whole series. Compiled Rambi. Change-Id: I0f0a894f6f33449756582eefa0b50bae545220db Signed-off-by: Patrick Georgi <pgeorgi@chromium.org> Original-Commit-Id: 1216a86538517c03a7e5bca547d08ff3dbcaa083 Original-Change-Id: If5d2a609354b3d773aa3d482e682ab97422fd9d5 Original-Signed-off-by: Julius Werner <jwerner@chromium.org> Original-Reviewed-on: https://chromium-review.googlesource.com/222026 Original-Reviewed-by: Aaron Durbin <adurbin@chromium.org> Reviewed-on: http://review.coreboot.org/9363 Tested-by: build bot (Jenkins) Reviewed-by: Paul Menzel <paulepanter@users.sourceforge.net> Reviewed-by: Aaron Durbin <adurbin@google.com>
Diffstat (limited to 'src/soc/intel/baytrail/include')
-rw-r--r--src/soc/intel/baytrail/include/soc/acpi.h31
-rw-r--r--src/soc/intel/baytrail/include/soc/device_nvs.h68
-rw-r--r--src/soc/intel/baytrail/include/soc/efi_wrapper.h52
-rw-r--r--src/soc/intel/baytrail/include/soc/ehci.h44
-rw-r--r--src/soc/intel/baytrail/include/soc/gfx.h64
-rw-r--r--src/soc/intel/baytrail/include/soc/gpio.h459
-rw-r--r--src/soc/intel/baytrail/include/soc/iomap.h90
-rw-r--r--src/soc/intel/baytrail/include/soc/iosf.h349
-rw-r--r--src/soc/intel/baytrail/include/soc/irq.h164
-rw-r--r--src/soc/intel/baytrail/include/soc/lpc.h54
-rw-r--r--src/soc/intel/baytrail/include/soc/mrc_wrapper.h107
-rw-r--r--src/soc/intel/baytrail/include/soc/msr.h51
-rw-r--r--src/soc/intel/baytrail/include/soc/nvs.h78
-rw-r--r--src/soc/intel/baytrail/include/soc/pattrs.h64
-rw-r--r--src/soc/intel/baytrail/include/soc/pci_devs.h155
-rw-r--r--src/soc/intel/baytrail/include/soc/pcie.h102
-rw-r--r--src/soc/intel/baytrail/include/soc/pmc.h303
-rw-r--r--src/soc/intel/baytrail/include/soc/ramstage.h42
-rw-r--r--src/soc/intel/baytrail/include/soc/reset.h36
-rw-r--r--src/soc/intel/baytrail/include/soc/romstage.h54
-rw-r--r--src/soc/intel/baytrail/include/soc/sata.h26
-rw-r--r--src/soc/intel/baytrail/include/soc/smm.h49
-rw-r--r--src/soc/intel/baytrail/include/soc/spi.h74
-rw-r--r--src/soc/intel/baytrail/include/soc/xhci.h56
24 files changed, 2572 insertions, 0 deletions
diff --git a/src/soc/intel/baytrail/include/soc/acpi.h b/src/soc/intel/baytrail/include/soc/acpi.h
new file mode 100644
index 0000000000..bdf1cb3ec4
--- /dev/null
+++ b/src/soc/intel/baytrail/include/soc/acpi.h
@@ -0,0 +1,31 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright (C) 2013 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.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
+#ifndef _BAYTRAIL_ACPI_H_
+#define _BAYTRAIL_ACPI_H_
+
+#include <arch/acpi.h>
+#include <soc/nvs.h>
+
+void acpi_create_intel_hpet(acpi_hpet_t * hpet);
+void acpi_fill_in_fadt(acpi_fadt_t *fadt);
+unsigned long acpi_madt_irq_overrides(unsigned long current);
+void acpi_init_gnvs(global_nvs_t *gnvs);
+
+#endif /* _BAYTRAIL_ACPI_H_ */
diff --git a/src/soc/intel/baytrail/include/soc/device_nvs.h b/src/soc/intel/baytrail/include/soc/device_nvs.h
new file mode 100644
index 0000000000..1ed897f8e5
--- /dev/null
+++ b/src/soc/intel/baytrail/include/soc/device_nvs.h
@@ -0,0 +1,68 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright (C) 2013 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.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
+#ifndef _BAYTRAIL_DEVICE_NVS_H_
+#define _BAYTRAIL_DEVICE_NVS_H_
+
+#include <stdint.h>
+
+/* Offset in Global NVS where this structure lives */
+#define DEVICE_NVS_OFFSET 0x1000
+
+#define LPSS_NVS_SIO_DMA1 0
+#define LPSS_NVS_I2C1 1
+#define LPSS_NVS_I2C2 2
+#define LPSS_NVS_I2C3 3
+#define LPSS_NVS_I2C4 4
+#define LPSS_NVS_I2C5 5
+#define LPSS_NVS_I2C6 6
+#define LPSS_NVS_I2C7 7
+#define LPSS_NVS_SIO_DMA2 8
+#define LPSS_NVS_SPI 9
+#define LPSS_NVS_PWM1 10
+#define LPSS_NVS_PWM2 11
+#define LPSS_NVS_HSUART1 12
+#define LPSS_NVS_HSUART2 13
+
+#define SCC_NVS_MMC 0
+#define SCC_NVS_SDIO 1
+#define SCC_NVS_SD 2
+
+typedef struct {
+ /* Device Enabled in ACPI Mode */
+ u8 lpss_en[14];
+ u8 scc_en[3];
+ u8 lpe_en;
+
+ /* BAR 0 */
+ u32 lpss_bar0[14];
+ u32 scc_bar0[3];
+ u32 lpe_bar0;
+
+ /* BAR 0 */
+ u32 lpss_bar1[14];
+ u32 scc_bar1[3];
+ u32 lpe_bar1;
+
+ /* Extra */
+ u32 lpe_fw; /* LPE Firmware */
+ u8 rsvd1[3930]; /* Add padding so sizeof(device_nvs_t) == 0x1000 */
+} __attribute__((packed)) device_nvs_t;
+
+#endif
diff --git a/src/soc/intel/baytrail/include/soc/efi_wrapper.h b/src/soc/intel/baytrail/include/soc/efi_wrapper.h
new file mode 100644
index 0000000000..3304d03451
--- /dev/null
+++ b/src/soc/intel/baytrail/include/soc/efi_wrapper.h
@@ -0,0 +1,52 @@
+/*
+ * PEI EFI entry point
+ *
+ * Copyright 2013 Google Inc.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ * * Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * * Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ * * Neither the name of Google Inc. nor the
+ * names of its contributors may be used to endorse or promote products
+ * derived from this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL GOOGLE INC BE LIABLE FOR ANY DIRECT,
+ * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
+ * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+ * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
+ * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
+ * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#ifndef __EFI_WRAPPER_H__
+#define __EFI_WRAPPER_H__
+
+#define EFI_WRAPPER_VER 2
+
+/* Provide generic x86 calling conventions. */
+#define ABI_X86 __attribute((regparm(0)))
+
+/* Errors returned by the EFI wrapper. */
+enum efi_wrapper_error {
+ INVALID_VER = -1,
+};
+
+struct efi_wrapper_params {
+ /* Mainboard Inputs */
+ int version;
+
+ void ABI_X86 (*console_out)(unsigned char byte);
+
+ unsigned int tsc_ticks_per_microsecond;
+} __attribute__((packed));
+
+typedef int ABI_X86 (*efi_wrapper_entry_t)(struct efi_wrapper_params *);
+#endif
diff --git a/src/soc/intel/baytrail/include/soc/ehci.h b/src/soc/intel/baytrail/include/soc/ehci.h
new file mode 100644
index 0000000000..a1edd6dffe
--- /dev/null
+++ b/src/soc/intel/baytrail/include/soc/ehci.h
@@ -0,0 +1,44 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright (C) 2013 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.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
+#ifndef BAYTRAIL_EHCI_H
+#define BAYTRAIL_EHCI_H
+
+/* EHCI PCI Registers */
+#define EHCI_CMD_STS 0x04
+# define INTRDIS (1 << 10)
+#define EHCI_SBRN_FLA_PWC 0x60
+# define PORTWKIMP (1 << 16)
+# define PORTWKCAPMASK (0x3ff << 17)
+#define EHCI_USB2PDO 0x64
+
+/* EHCI Memory Registers */
+#define USB2CMD 0x20
+# define USB2CMD_ASE (1 << 5)
+# define USB2CMD_PSE (1 << 4)
+# define USB2CMD_HCRESET (1 << 1)
+# define USB2CMD_RS (1 << 0)
+#define USB2STS 0x24
+# define USB2STS_HCHALT (1 << 12)
+
+/* RCBA EHCI Registers */
+#define RCBA_FUNC_DIS 0x220
+# define RCBA_EHCI_DIS (1 << 0)
+
+#endif /* BAYTRAIL_EHCI_H */
diff --git a/src/soc/intel/baytrail/include/soc/gfx.h b/src/soc/intel/baytrail/include/soc/gfx.h
new file mode 100644
index 0000000000..7047dd5a6a
--- /dev/null
+++ b/src/soc/intel/baytrail/include/soc/gfx.h
@@ -0,0 +1,64 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright (C) 2013 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.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
+#ifndef _BAYTRAIL_GFX_H_
+#define _BAYTRAIL_GFX_H_
+
+/*
+ * PCI config registers.
+ */
+
+#define GGC 0x50
+# define GGC_VGA_DISABLE (1 << 1)
+# define GGC_GTT_SIZE_MASK (3 << 8)
+# define GGC_GTT_SIZE_0MB (0 << 8)
+# define GGC_GTT_SIZE_1MB (1 << 8)
+# define GGC_GTT_SIZE_2MB (2 << 8)
+# define GGC_GSM_SIZE_MASK (0x1f << 3)
+# define GGC_GSM_SIZE_0MB (0 << 3)
+# define GGC_GSM_SIZE_32MB (1 << 3)
+# define GGC_GSM_SIZE_64MB (2 << 3)
+# define GGC_GSM_SIZE_128MB (4 << 3)
+
+#define GSM_BASE 0x5c
+#define GTT_BASE 0x70
+
+#define MSAC 0x62
+#define APERTURE_SIZE_MASK (3 << 1)
+#define APERTURE_SIZE_128MB (0 << 1)
+#define APERTURE_SIZE_256MB (1 << 1)
+#define APERTURE_SIZE_512MB (3 << 1)
+
+#define VLV_DISPLAY_BASE 0x180000
+#define PIPEA_REG(reg) (VLV_DISPLAY_BASE + (reg))
+#define PIPEB_REG(reg) (VLV_DISPLAY_BASE + 0x100 + (reg))
+
+/* Panel control registers */
+#define HOTPLUG_CTRL 0x61110
+#define PP_CONTROL 0x61204
+#define PP_CONTROL_UNLOCK 0xabcd0000
+#define PP_CONTROL_EDP_FORCE_VDD (1 << 3)
+#define PP_ON_DELAYS 0x61208
+#define PP_OFF_DELAYS 0x6120c
+#define PP_DIVISOR 0x61210
+#define BACKLIGHT_CTL2 0x61250
+#define BACKLIGHT_ENABLE (1 << 31)
+#define BACKLIGHT_CTL 0x61254
+
+#endif /* _BAYTRAIL_GFX_H_ */
diff --git a/src/soc/intel/baytrail/include/soc/gpio.h b/src/soc/intel/baytrail/include/soc/gpio.h
new file mode 100644
index 0000000000..413ade2d86
--- /dev/null
+++ b/src/soc/intel/baytrail/include/soc/gpio.h
@@ -0,0 +1,459 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright (C) 2013 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.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
+#ifndef _BAYTRAIL_GPIO_H_
+#define _BAYTRAIL_GPIO_H_
+
+#include <stdint.h>
+#include <arch/io.h>
+#include <soc/iomap.h>
+
+/* #define GPIO_DEBUG */
+
+/* Pad base, ex. PAD_CONF0[n]= PAD_BASE+16*n */
+#define GPSCORE_PAD_BASE (IO_BASE_ADDRESS + IO_BASE_OFFSET_GPSCORE)
+#define GPNCORE_PAD_BASE (IO_BASE_ADDRESS + IO_BASE_OFFSET_GPNCORE)
+#define GPSSUS_PAD_BASE (IO_BASE_ADDRESS + IO_BASE_OFFSET_GPSSUS)
+
+/* DIRQ registers start at pad base + 0x980 */
+#define PAD_BASE_DIRQ_OFFSET 0x980
+
+/* Pad register offset */
+#define PAD_CONF0_REG 0x0
+#define PAD_CONF1_REG 0x4
+#define PAD_VAL_REG 0x8
+
+/* Legacy IO register base */
+#define GPSCORE_LEGACY_BASE (GPIO_BASE_ADDRESS + 0x00)
+#define GPSSUS_LEGACY_BASE (GPIO_BASE_ADDRESS + 0x80)
+/* Some banks have no legacy GPIO interface */
+#define GP_LEGACY_BASE_NONE 0xFFFF
+
+#define LEGACY_USE_SEL_REG 0x00
+#define LEGACY_IO_SEL_REG 0x04
+#define LEGACY_GP_LVL_REG 0x08
+#define LEGACY_TPE_REG 0x0C
+#define LEGACY_TNE_REG 0x10
+#define LEGACY_TS_REG 0x14
+#define LEGACY_WAKE_EN_REG 0x18
+
+/* Number of GPIOs in each bank */
+#define GPNCORE_COUNT 27
+#define GPSCORE_COUNT 102
+#define GPSSUS_COUNT 44
+
+/* GPIO legacy IO register settings */
+#define GPIO_USE_MMIO 0
+#define GPIO_USE_LEGACY 1
+
+#define GPIO_DIR_OUTPUT 0
+#define GPIO_DIR_INPUT 1
+
+#define GPIO_LEVEL_LOW 0
+#define GPIO_LEVEL_HIGH 1
+
+#define GPIO_PEDGE_DISABLE 0
+#define GPIO_PEDGE_ENABLE 1
+
+#define GPIO_NEDGE_DISABLE 0
+#define GPIO_NEDGE_ENABLE 1
+
+/* config0[29] - Disable second mask */
+#define PAD_MASK2_DISABLE (1 << 29)
+
+/* config0[27] - Direct Irq En */
+#define PAD_IRQ_EN (1 << 27)
+
+/* config0[26] - gd_tne */
+#define PAD_TNE_IRQ (1 << 26)
+
+/* config0[25] - gd_tpe */
+#define PAD_TPE_IRQ (1 << 25)
+
+/* config0[24] - Gd Level */
+#define PAD_LEVEL_IRQ (1 << 24)
+#define PAD_EDGE_IRQ (0 << 24)
+
+/* config0[17] - Slow clkgate / glitch filter */
+#define PAD_SLOWGF_ENABLE (1 << 17)
+
+/* config0[16] - Fast clkgate / glitch filter */
+#define PAD_FASTGF_ENABLE (1 << 16)
+
+/* config0[15] - Hysteresis enable (inverted) */
+#define PAD_HYST_DISABLE (1 << 15)
+#define PAD_HYST_ENABLE (0 << 15)
+
+/* config0[14:13] - Hysteresis control */
+#define PAD_HYST_CTRL_DEFAULT (2 << 13)
+
+/* config0[11] - Bypass Flop */
+#define PAD_FLOP_BYPASS (1 << 11)
+#define PAD_FLOP_ENABLE (0 << 11)
+
+/* config0[10:9] - Pull str */
+#define PAD_PU_2K (0 << 9)
+#define PAD_PU_10K (1 << 9)
+#define PAD_PU_20K (2 << 9)
+#define PAD_PU_40K (3 << 9)
+
+/* config0[8:7] - Pull assign */
+#define PAD_PULL_DISABLE (0 << 7)
+#define PAD_PULL_UP (1 << 7)
+#define PAD_PULL_DOWN (2 << 7)
+
+/* config0[2:0] - Func. pin mux */
+#define PAD_FUNC0 0x0
+#define PAD_FUNC1 0x1
+#define PAD_FUNC2 0x2
+#define PAD_FUNC3 0x3
+#define PAD_FUNC4 0x4
+#define PAD_FUNC5 0x5
+#define PAD_FUNC6 0x6
+
+/* pad config0 power-on values - We will not often want to change these */
+#define PAD_CONFIG0_DEFAULT (PAD_MASK2_DISABLE | PAD_SLOWGF_ENABLE | \
+ PAD_FASTGF_ENABLE | PAD_HYST_DISABLE | \
+ PAD_HYST_CTRL_DEFAULT | PAD_FLOP_BYPASS)
+
+/* pad config1 reg power-on values - Shouldn't need to change this */
+#define PAD_CONFIG1_DEFAULT 0x8000
+
+/* pad_val[2] - Iinenb - active low */
+#define PAD_VAL_INPUT_DISABLE (1 << 2)
+#define PAD_VAL_INPUT_ENABLE (0 << 2)
+
+/* pad_val[1] - Ioutenb - active low */
+#define PAD_VAL_OUTPUT_DISABLE (1 << 1)
+#define PAD_VAL_OUTPUT_ENABLE (0 << 1)
+
+/* Input / Output state should usually be mutually exclusive */
+#define PAD_VAL_INPUT (PAD_VAL_INPUT_ENABLE | PAD_VAL_OUTPUT_DISABLE)
+#define PAD_VAL_OUTPUT (PAD_VAL_OUTPUT_ENABLE | PAD_VAL_INPUT_DISABLE)
+
+/* pad_val[0] - Value */
+#define PAD_VAL_HIGH (1 << 0)
+#define PAD_VAL_LOW (0 << 0)
+
+/* pad_val reg power-on default varies by pad, and apparently can cause issues
+ * if not set correctly, even if the pin isn't configured as GPIO. */
+#define PAD_VAL_DEFAULT PAD_VAL_INPUT
+
+/* Configure GPIOs as MMIO by default */
+#define GPIO_INPUT_PU_10K \
+ { .pad_conf0 = PAD_PU_10K | PAD_PULL_UP | PAD_CONFIG0_DEFAULT, \
+ .pad_conf1 = PAD_CONFIG1_DEFAULT, \
+ .pad_val = PAD_VAL_INPUT, \
+ .use_sel = GPIO_USE_MMIO, \
+ .is_gpio = 1 }
+
+#define GPIO_INPUT_PU_20K \
+ { .pad_conf0 = PAD_PU_20K | PAD_PULL_UP | PAD_CONFIG0_DEFAULT, \
+ .pad_conf1 = PAD_CONFIG1_DEFAULT, \
+ .pad_val = PAD_VAL_INPUT, \
+ .use_sel = GPIO_USE_MMIO, \
+ .is_gpio = 1 }
+
+#define GPIO_INPUT_PD_10K \
+ { .pad_conf0 = PAD_PU_10K | PAD_PULL_DOWN | PAD_CONFIG0_DEFAULT, \
+ .pad_conf1 = PAD_CONFIG1_DEFAULT, \
+ .pad_val = PAD_VAL_INPUT, \
+ .use_sel = GPIO_USE_MMIO, \
+ .is_gpio = 1 }
+
+#define GPIO_INPUT_PD_20K \
+ { .pad_conf0 = PAD_PU_20K | PAD_PULL_DOWN | PAD_CONFIG0_DEFAULT, \
+ .pad_conf1 = PAD_CONFIG1_DEFAULT, \
+ .pad_val = PAD_VAL_INPUT, \
+ .use_sel = GPIO_USE_MMIO, \
+ .is_gpio = 1 }
+
+#define GPIO_INPUT_NOPU \
+ { .pad_conf0 = PAD_PU_20K | PAD_PULL_DISABLE | PAD_CONFIG0_DEFAULT, \
+ .pad_conf1 = PAD_CONFIG1_DEFAULT, \
+ .pad_val = PAD_VAL_INPUT, \
+ .use_sel = GPIO_USE_MMIO, \
+ .is_gpio = 1 }
+
+#define GPIO_INPUT_LEGACY_NOPU \
+ { .pad_conf0 = PAD_PU_20K | PAD_PULL_DISABLE | PAD_CONFIG0_DEFAULT, \
+ .pad_conf1 = PAD_CONFIG1_DEFAULT, \
+ .pad_val = PAD_VAL_INPUT, \
+ .use_sel = GPIO_USE_LEGACY, \
+ .io_sel = GPIO_DIR_INPUT, \
+ .is_gpio = 1 }
+
+/* Direct / dedicated IRQ input - pass signal directly to apic */
+#define GPIO_DIRQ \
+ { .pad_conf0 = PAD_PU_20K | PAD_PULL_DISABLE | PAD_CONFIG0_DEFAULT \
+ | PAD_FUNC0 | PAD_IRQ_EN | PAD_TPE_IRQ | PAD_LEVEL_IRQ, \
+ .pad_conf1 = PAD_CONFIG1_DEFAULT, \
+ .pad_val = PAD_VAL_INPUT, }
+
+/* Direct / dedicated IRQ input - pass signal directly to apic */
+#define GPIO_DIRQ_LEVELHIGH_NO_PULL \
+ { .pad_conf0 = PAD_PULL_DISABLE | PAD_CONFIG0_DEFAULT \
+ | PAD_FUNC0 | PAD_IRQ_EN | PAD_TPE_IRQ | PAD_LEVEL_IRQ, \
+ .pad_conf1 = PAD_CONFIG1_DEFAULT, \
+ .pad_val = PAD_VAL_INPUT, }
+
+/* Direct / dedicated IRQ input - pass signal directly to apic */
+#define GPIO_DIRQ_LEVELLOW_PU_20K \
+ { .pad_conf0 = PAD_PU_20K | PAD_PULL_UP | PAD_CONFIG0_DEFAULT \
+ | PAD_FUNC0 | PAD_IRQ_EN | PAD_TNE_IRQ | PAD_LEVEL_IRQ, \
+ .pad_conf1 = PAD_CONFIG1_DEFAULT, \
+ .pad_val = PAD_VAL_INPUT, }
+
+/* Direct / dedicated IRQ input - pass signal directly to apic */
+#define GPIO_DIRQ_EDGELOW_PU_20K \
+ { .pad_conf0 = PAD_PU_20K | PAD_PULL_UP | PAD_CONFIG0_DEFAULT \
+ | PAD_FUNC0 | PAD_IRQ_EN | PAD_TNE_IRQ | PAD_EDGE_IRQ, \
+ .pad_conf1 = PAD_CONFIG1_DEFAULT, \
+ .pad_val = PAD_VAL_INPUT, }
+
+/* Direct / dedicated IRQ input - pass signal directly to apic */
+#define GPIO_DIRQ_EDGEHIGH_PD_20K \
+ { .pad_conf0 = PAD_PU_20K | PAD_PULL_DOWN | PAD_CONFIG0_DEFAULT \
+ | PAD_FUNC0 | PAD_IRQ_EN | PAD_TPE_IRQ | PAD_EDGE_IRQ, \
+ .pad_conf1 = PAD_CONFIG1_DEFAULT, \
+ .pad_val = PAD_VAL_INPUT, }
+
+/* Direct / dedicated IRQ input - pass signal directly to apic */
+#define GPIO_DIRQ_EDGELOW_PD_20K \
+ { .pad_conf0 = PAD_PU_20K | PAD_PULL_DOWN | PAD_CONFIG0_DEFAULT \
+ | PAD_FUNC0 | PAD_IRQ_EN | PAD_TNE_IRQ | PAD_EDGE_IRQ, \
+ .pad_conf1 = PAD_CONFIG1_DEFAULT, \
+ .pad_val = PAD_VAL_INPUT, }
+
+/* Direct / dedicated IRQ input - pass signal directly to apic */
+#define GPIO_DIRQ_EDGEBOTH_PU_20K \
+ { .pad_conf0 = PAD_PU_20K | PAD_PULL_UP | PAD_CONFIG0_DEFAULT \
+ | PAD_FUNC0 | PAD_IRQ_EN | PAD_TPE_IRQ| PAD_TNE_IRQ | PAD_EDGE_IRQ, \
+ .pad_conf1 = PAD_CONFIG1_DEFAULT, \
+ .pad_val = PAD_VAL_INPUT, }
+
+#define GPIO_OUT_LOW \
+ { .pad_conf0 = PAD_PULL_DISABLE | PAD_CONFIG0_DEFAULT, \
+ .pad_conf1 = PAD_CONFIG1_DEFAULT, \
+ .pad_val = PAD_VAL_OUTPUT | PAD_VAL_LOW, \
+ .use_sel = GPIO_USE_LEGACY, \
+ .io_sel = GPIO_DIR_OUTPUT, \
+ .gp_lvl = GPIO_LEVEL_LOW, \
+ .is_gpio = 1 }
+
+#define GPIO_OUT_HIGH \
+ { .pad_conf0 = PAD_PULL_DISABLE | PAD_CONFIG0_DEFAULT, \
+ .pad_conf1 = PAD_CONFIG1_DEFAULT, \
+ .pad_val = PAD_VAL_OUTPUT | PAD_VAL_HIGH, \
+ .use_sel = GPIO_USE_LEGACY, \
+ .io_sel = GPIO_DIR_OUTPUT, \
+ .gp_lvl = GPIO_LEVEL_HIGH, \
+ .is_gpio = 1 }
+
+/* Define no-pull / PU / PD configs for each functional config option */
+#define GPIO_FUNC(_func, _pudir, _str) \
+ { .use_sel = GPIO_USE_MMIO, \
+ .pad_conf0 = PAD_FUNC##_func | PAD_##_pudir | PAD_PU_##_str | \
+ PAD_CONFIG0_DEFAULT, \
+ .pad_conf1 = PAD_CONFIG1_DEFAULT, \
+ .pad_val = PAD_VAL_DEFAULT }
+
+/* Default functional configs -- no PU */
+#define GPIO_FUNC0 GPIO_FUNC(0, PULL_DISABLE, 20K)
+#define GPIO_FUNC1 GPIO_FUNC(1, PULL_DISABLE, 20K)
+#define GPIO_FUNC2 GPIO_FUNC(2, PULL_DISABLE, 20K)
+#define GPIO_FUNC3 GPIO_FUNC(3, PULL_DISABLE, 20K)
+#define GPIO_FUNC4 GPIO_FUNC(4, PULL_DISABLE, 20K)
+#define GPIO_FUNC5 GPIO_FUNC(5, PULL_DISABLE, 20K)
+#define GPIO_FUNC6 GPIO_FUNC(6, PULL_DISABLE, 20K)
+
+/* ACPI GPIO routing. Assume everything is externally pulled and negative edge
+ * triggered. SCI implies WAKE, but WAKE doesn't imply SCI. */
+#define GPIO_ACPI_SCI \
+ { .pad_conf0 = PAD_PULL_DISABLE | PAD_CONFIG0_DEFAULT | PAD_FUNC0, \
+ .pad_conf1 = PAD_CONFIG1_DEFAULT, \
+ .pad_val = PAD_VAL_INPUT, \
+ .use_sel = GPIO_USE_LEGACY, \
+ .io_sel = GPIO_DIR_INPUT, \
+ .tne = 1, \
+ .sci = 1, \
+ .wake_en = 1, }
+#define GPIO_ACPI_WAKE \
+ { .pad_conf0 = PAD_PULL_DISABLE | PAD_CONFIG0_DEFAULT | PAD_FUNC0, \
+ .pad_conf1 = PAD_CONFIG1_DEFAULT, \
+ .pad_val = PAD_VAL_INPUT, \
+ .use_sel = GPIO_USE_LEGACY, \
+ .io_sel = GPIO_DIR_INPUT, \
+ .tne = 1, \
+ .wake_en = 1, }
+#define GPIO_ACPI_SMI \
+ { .pad_conf0 = PAD_PULL_DISABLE | PAD_CONFIG0_DEFAULT | PAD_FUNC0, \
+ .pad_conf1 = PAD_CONFIG1_DEFAULT, \
+ .pad_val = PAD_VAL_INPUT, \
+ .use_sel = GPIO_USE_LEGACY, \
+ .io_sel = GPIO_DIR_INPUT, \
+ .tne = 1, \
+ .smi = 1}
+
+/* End marker */
+#define GPIO_LIST_END 0xffffffff
+
+#define GPIO_END \
+ { .pad_conf0 = GPIO_LIST_END }
+
+/* Common default GPIO settings */
+#define GPIO_INPUT GPIO_INPUT_NOPU
+#define GPIO_INPUT_LEGACY GPIO_INPUT_LEGACY_NOPU
+#define GPIO_INPUT_PU GPIO_INPUT_PU_20K
+#define GPIO_INPUT_PD GPIO_INPUT_PD_20K
+#define GPIO_NC GPIO_INPUT_PU_20K
+#define GPIO_DEFAULT GPIO_FUNC0
+
+/* 16 DirectIRQs per supported bank */
+#define GPIO_MAX_DIRQS 16
+
+/* Most pins are GPIO function 0. Some banks have a range of pins with GPIO
+ * function 1. Indicate first / last GPIOs with function 1. */
+#define GPIO_NONE 255
+/* All NCORE GPIOs are function 0 */
+#define GPNCORE_GPIO_F1_RANGE_START GPIO_NONE
+#define GPNCORE_GPIO_F1_RANGE_END GPIO_NONE
+/* SCORE GPIO [92:93] are function 1 */
+#define GPSCORE_GPIO_F1_RANGE_START 92
+#define GPSCORE_GPIO_F1_RANGE_END 93
+/* SSUS GPIO [11:21] are function 1 */
+#define GPSSUS_GPIO_F1_RANGE_START 11
+#define GPSSUS_GPIO_F1_RANGE_END 21
+
+struct soc_gpio_map {
+ u32 pad_conf0;
+ u32 pad_conf1;
+ u32 pad_val;
+ u32 use_sel : 1;
+ u32 io_sel : 1;
+ u32 gp_lvl : 1;
+ u32 tpe : 1;
+ u32 tne : 1;
+ u32 wake_en : 1;
+ u32 smi : 1;
+ u32 is_gpio : 1;
+ u32 sci : 1;
+} __attribute__ ((packed));
+
+struct soc_gpio_config {
+ const struct soc_gpio_map *ncore;
+ const struct soc_gpio_map *score;
+ const struct soc_gpio_map *ssus;
+ const u8 (*core_dirq)[GPIO_MAX_DIRQS];
+ const u8 (*sus_dirq)[GPIO_MAX_DIRQS];
+};
+
+/* Description of GPIO 'bank' ex. {ncore, score. ssus} */
+struct gpio_bank {
+ const int gpio_count;
+ const u8* gpio_to_pad;
+ const int legacy_base;
+ const unsigned long pad_base;
+ const u8 has_wake_en :1;
+ const u8 gpio_f1_range_start;
+ const u8 gpio_f1_range_end;
+};
+
+void setup_soc_gpios(struct soc_gpio_config *config, u8 enable_xdp_tap);
+/* This function is weak and can be overridden by a mainboard function. */
+struct soc_gpio_config* mainboard_get_gpios(void);
+
+/* Functions / defines for changing GPIOs in romstage */
+/* SCORE Pad definitions. */
+#define UART_RXD_PAD 82
+#define UART_TXD_PAD 83
+#define PCU_SMB_CLK_PAD 88
+#define PCU_SMB_DATA_PAD 90
+#define SOC_DDI1_VDDEN_PAD 16
+
+static inline u32 *ncore_pconf0(int pad_num)
+{
+ return (u32 *)(GPNCORE_PAD_BASE + pad_num * 16);
+}
+
+static inline void ncore_select_func(int pad, int func)
+{
+ uint32_t reg;
+ u32 *pconf0_addr = ncore_pconf0(pad);
+
+ reg = read32(pconf0_addr);
+ reg &= ~0x7;
+ reg |= func & 0x7;
+ write32(pconf0_addr, reg);
+}
+
+static inline u32 *score_pconf0(int pad_num)
+{
+ return (u32 *)(GPSCORE_PAD_BASE + pad_num * 16);
+}
+
+static inline u32 *ssus_pconf0(int pad_num)
+{
+ return (u32 *)(GPSSUS_PAD_BASE + pad_num * 16);
+}
+
+static inline void score_select_func(int pad, int func)
+{
+ uint32_t reg;
+ uint32_t *pconf0_addr = score_pconf0(pad);
+
+ reg = read32(pconf0_addr);
+ reg &= ~0x7;
+ reg |= func & 0x7;
+ write32(pconf0_addr, reg);
+}
+
+static inline void ssus_select_func(int pad, int func)
+{
+ uint32_t reg;
+ uint32_t *pconf0_addr = ssus_pconf0(pad);
+
+ reg = read32(pconf0_addr);
+ reg &= ~0x7;
+ reg |= func & 0x7;
+ write32(pconf0_addr, reg);
+}
+
+/* These functions require that the input pad be configured as an input GPIO */
+static inline int score_get_gpio(int pad)
+{
+ uint32_t *val_addr = score_pconf0(pad) + (PAD_VAL_REG/sizeof(uint32_t));
+
+ return read32(val_addr) & PAD_VAL_HIGH;
+}
+
+static inline int ssus_get_gpio(int pad)
+{
+ uint32_t *val_addr = ssus_pconf0(pad) + (PAD_VAL_REG/sizeof(uint32_t));
+
+ return read32(val_addr) & PAD_VAL_HIGH;
+}
+
+static inline void ssus_disable_internal_pull(int pad)
+{
+ const uint32_t pull_mask = ~(0xf << 7);
+ write32(ssus_pconf0(pad), read32(ssus_pconf0(pad)) & pull_mask);
+}
+
+#endif /* _BAYTRAIL_GPIO_H_ */
diff --git a/src/soc/intel/baytrail/include/soc/iomap.h b/src/soc/intel/baytrail/include/soc/iomap.h
new file mode 100644
index 0000000000..867484b178
--- /dev/null
+++ b/src/soc/intel/baytrail/include/soc/iomap.h
@@ -0,0 +1,90 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright (C) 2013 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.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
+#ifndef _BAYTRAIL_IOMAP_H_
+#define _BAYTRAIL_IOMAP_H_
+
+
+/*
+ * Memory Mapped IO bases.
+ */
+
+/* PCI Configuration Space */
+#define MCFG_BASE_ADDRESS CONFIG_MMCONF_BASE_ADDRESS
+#define MCFG_BASE_SIZE 0x10000000
+
+/* Transactions in this range will abort */
+#define ABORT_BASE_ADDRESS 0xfeb00000
+#define ABORT_BASE_SIZE 0x00100000
+
+/* Power Management Controller */
+#define PMC_BASE_ADDRESS 0xfed03000
+#define PMC_BASE_SIZE 0x400
+
+/* IO Memory */
+#define IO_BASE_ADDRESS 0xfed0c000
+#define IO_BASE_OFFSET_GPSCORE 0x0000
+#define IO_BASE_OFFSET_GPNCORE 0x1000
+#define IO_BASE_OFFSET_GPSSUS 0x2000
+#define IO_BASE_SIZE 0x4000
+
+/* Intel Legacy Block */
+#define ILB_BASE_ADDRESS 0xfed08000
+#define ILB_BASE_SIZE 0x400
+
+/* SPI Bus */
+#define SPI_BASE_ADDRESS 0xfed01000
+#define SPI_BASE_SIZE 0x400
+
+/* MODPHY */
+#define MPHY_BASE_ADDRESS 0xfef00000
+#define MPHY_BASE_SIZE 0x100000
+
+/* Power Management Unit */
+#define PUNIT_BASE_ADDRESS 0xfed05000
+#define PUNIT_BASE_SIZE 0x800
+
+/* Root Complex Base Address */
+#define RCBA_BASE_ADDRESS 0xfed1c000
+#define RCBA_BASE_SIZE 0x400
+
+/* High Performance Event Timer */
+#define HPET_BASE_ADDRESS 0xfed00000
+#define HPET_BASE_SIZE 0x400
+
+/* Temporary Base Address */
+#define TEMP_BASE_ADDRESS 0xfd000000
+
+/*
+ * IO Port bases.
+ */
+#define ACPI_BASE_ADDRESS 0x0400
+#define ACPI_BASE_SIZE 0x80
+
+#define GPIO_BASE_ADDRESS 0x0500
+#define GPIO_BASE_SIZE 0x100
+
+#define SMBUS_BASE_ADDRESS 0xefa0
+
+#ifndef __ACPI__
+/* Read Top of Low Memory (BMBOUND) */
+uint32_t nc_read_top_of_low_memory(void);
+#endif
+
+#endif /* _BAYTRAIL_IOMAP_H_ */
diff --git a/src/soc/intel/baytrail/include/soc/iosf.h b/src/soc/intel/baytrail/include/soc/iosf.h
new file mode 100644
index 0000000000..6705a7320e
--- /dev/null
+++ b/src/soc/intel/baytrail/include/soc/iosf.h
@@ -0,0 +1,349 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright (C) 2013 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.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
+#ifndef _BAYTRAIL_IOSF_H_
+#define _BAYTRAIL_IOSF_H_
+
+#include <stdint.h>
+#include <soc/pci_devs.h>
+
+/*
+ * The Bay Trail SoC has a message network called IOSF Sideband. The access
+ * routines are through 3 registers in PCI config space of 00:00.0:
+ * MCR - control register
+ * MDR - data register
+ * MCRX - control register extension
+ * The extension regist is only used for addresses that don't fit into the
+ * 8 bit register address.
+ */
+
+#ifndef PCI_DEV
+#define PCI_DEV(SEGBUS, DEV, FN) ( \
+ (((SEGBUS) & 0xFFF) << 20) | \
+ (((DEV) & 0x1F) << 15) | \
+ (((FN) & 0x07) << 12))
+#endif
+#define IOSF_PCI_DEV PCI_DEV(0,SOC_DEV,SOC_FUNC)
+
+#define MCR_REG 0xd0
+#define IOSF_OPCODE(x) ((x) << 24)
+#define IOSF_PORT(x) ((0xff & (x)) << 16)
+#define IOSF_REG(x) ((0xff & (x)) << 8)
+#define IOSF_REG_UPPER(x) (((~0xff) & (x)))
+#define IOSF_BYTE_EN_0 0x10
+#define IOSF_BYTE_EN_1 0x20
+#define IOSF_BYTE_EN_2 0x40
+#define IOSF_BYTE_EN_3 0x80
+#define IOSF_BYTE_EN \
+ (IOSF_BYTE_EN_0 | IOSF_BYTE_EN_1 | IOSF_BYTE_EN_2 | IOSF_BYTE_EN_3)
+#define MDR_REG 0xd4
+#define MCRX_REG 0xd8
+
+uint32_t iosf_aunit_read(int reg);
+void iosf_aunit_write(int reg, uint32_t val);
+uint32_t iosf_cpu_bus_read(int reg);
+void iosf_cpu_bus_write(int reg, uint32_t val);
+uint32_t iosf_bunit_read(int reg);
+void iosf_bunit_write(int reg, uint32_t val);
+uint32_t iosf_dunit_read(int reg);
+void iosf_dunit_write(int reg, uint32_t val);
+/* Some registers are per channel while the globals live in dunit 0 */
+uint32_t iosf_dunit_ch0_read(int reg);
+uint32_t iosf_dunit_ch1_read(int reg);
+uint32_t iosf_punit_read(int reg);
+void iosf_punit_write(int reg, uint32_t val);
+uint32_t iosf_usbphy_read(int reg);
+void iosf_usbphy_write(int reg, uint32_t val);
+uint32_t iosf_ushphy_read(int reg);
+void iosf_ushphy_write(int reg, uint32_t val);
+uint32_t iosf_sec_read(int reg);
+void iosf_sec_write(int reg, uint32_t val);
+uint32_t iosf_port45_read(int reg);
+void iosf_port45_write(int reg, uint32_t val);
+uint32_t iosf_port46_read(int reg);
+void iosf_port46_write(int reg, uint32_t val);
+uint32_t iosf_port47_read(int reg);
+void iosf_port47_write(int reg, uint32_t val);
+uint32_t iosf_port55_read(int reg);
+void iosf_port55_write(int reg, uint32_t val);
+uint32_t iosf_port58_read(int reg);
+void iosf_port58_write(int reg, uint32_t val);
+uint32_t iosf_port59_read(int reg);
+void iosf_port59_write(int reg, uint32_t val);
+uint32_t iosf_port5a_read(int reg);
+void iosf_port5a_write(int reg, uint32_t val);
+uint32_t iosf_lpss_read(int reg);
+void iosf_lpss_write(int reg, uint32_t val);
+uint32_t iosf_ccu_read(int reg);
+void iosf_ccu_write(int reg, uint32_t val);
+uint32_t iosf_score_read(int reg);
+void iosf_score_write(int reg, uint32_t val);
+uint32_t iosf_scc_read(int reg);
+void iosf_scc_write(int reg, uint32_t val);
+uint32_t iosf_porta2_read(int reg);
+void iosf_porta2_write(int reg, uint32_t val);
+uint32_t iosf_ssus_read(int reg);
+void iosf_ssus_write(int reg, uint32_t val);
+
+/* IOSF ports. */
+#define IOSF_PORT_AUNIT 0x00 /* IO Arbiter unit */
+#define IOSF_PORT_SYSMEMC 0x01 /* System Memory Controller */
+#define IOSF_PORT_DUNIT_CH0 0x07 /* DUNIT Channel 0 */
+#define IOSF_PORT_CPU_BUS 0x02 /* CPU Bus Interface Controller */
+#define IOSF_PORT_BUNIT 0x03 /* System Memory Arbiter/Bunit */
+#define IOSF_PORT_PMC 0x04 /* Power Management Controller */
+#define IOSF_PORT_GFX 0x06 /* Graphics Adapter */
+#define IOSF_PORT_DUNIT_CH1 0x07 /* DUNIT Channel 1 */
+#define IOSF_PORT_SYSMEMIO 0x0c /* System Memory IO */
+#define IOSF_PORT_USBPHY 0x43 /* USB PHY */
+#define IOSF_PORT_SEC 0x44 /* SEC */
+#define IOSF_PORT_0x45 0x45
+#define IOSF_PORT_0x46 0x46
+#define IOSF_PORT_0x47 0x47
+#define IOSF_PORT_SCORE 0x48 /* SCORE */
+#define IOSF_PORT_0x55 0x55
+#define IOSF_PORT_0x58 0x58
+#define IOSF_PORT_0x59 0x59
+#define IOSF_PORT_0x5a 0x5a
+#define IOSF_PORT_USHPHY 0x61 /* USB XHCI PHY */
+#define IOSF_PORT_SCC 0x63 /* Storage Control Cluster */
+#define IOSF_PORT_LPSS 0xa0 /* LPSS - Low Power Subsystem */
+#define IOSF_PORT_0xa2 0xa2
+#define IOSF_PORT_SATAPHY 0xa3 /* SATA PHY */
+#define IOSF_PORT_PCIEPHY 0xa3 /* PCIE PHY */
+#define IOSF_PORT_SSUS 0xa8 /* SUS */
+#define IOSF_PORT_CCU 0xa9 /* Clock control unit. */
+
+/* Read and write opcodes differ per port. */
+#define IOSF_OP_READ_AUNIT 0x10
+#define IOSF_OP_WRITE_AUNIT (IOSF_OP_READ_AUNIT | 1)
+#define IOSF_OP_READ_SYSMEMC 0x10
+#define IOSF_OP_WRITE_SYSMEMC (IOSF_OP_READ_SYSMEMC | 1)
+#define IOSF_OP_READ_CPU_BUS 0x10
+#define IOSF_OP_WRITE_CPU_BUS (IOSF_OP_READ_CPU_BUS | 1)
+#define IOSF_OP_READ_BUNIT 0x10
+#define IOSF_OP_WRITE_BUNIT (IOSF_OP_READ_BUNIT | 1)
+#define IOSF_OP_READ_PMC 0x06
+#define IOSF_OP_WRITE_PMC (IOSF_OP_READ_PMC | 1)
+#define IOSF_OP_READ_GFX 0x00
+#define IOSF_OP_WRITE_GFX (IOSF_OP_READ_GFX | 1)
+#define IOSF_OP_READ_SYSMEMIO 0x06
+#define IOSF_OP_WRITE_SYSMEMIO (IOSF_OP_READ_SYSMEMIO | 1)
+#define IOSF_OP_READ_USBPHY 0x06
+#define IOSF_OP_WRITE_USBPHY (IOSF_OP_READ_USBPHY | 1)
+#define IOSF_OP_READ_SEC 0x04
+#define IOSF_OP_WRITE_SEC (IOSF_OP_READ_SEC | 1)
+#define IOSF_OP_READ_0x45 0x06
+#define IOSF_OP_WRITE_0x45 (IOSF_OP_READ_0x45 | 1)
+#define IOSF_OP_READ_0x46 0x06
+#define IOSF_OP_WRITE_0x46 (IOSF_OP_READ_0x46 | 1)
+#define IOSF_OP_READ_0x47 0x06
+#define IOSF_OP_WRITE_0x47 (IOSF_OP_READ_0x47 | 1)
+#define IOSF_OP_READ_SCORE 0x06
+#define IOSF_OP_WRITE_SCORE (IOSF_OP_READ_SCORE | 1)
+#define IOSF_OP_READ_0x55 0x04
+#define IOSF_OP_WRITE_0x55 (IOSF_OP_READ_0x55 | 1)
+#define IOSF_OP_READ_0x58 0x06
+#define IOSF_OP_WRITE_0x58 (IOSF_OP_READ_0x58 | 1)
+#define IOSF_OP_READ_0x59 0x06
+#define IOSF_OP_WRITE_0x59 (IOSF_OP_READ_0x59 | 1)
+#define IOSF_OP_READ_0x5a 0x04
+#define IOSF_OP_WRITE_0x5a (IOSF_OP_READ_0x5a | 1)
+#define IOSF_OP_READ_USHPHY 0x06
+#define IOSF_OP_WRITE_USHPHY (IOSF_OP_READ_USHPHY | 1)
+#define IOSF_OP_READ_SCC 0x06
+#define IOSF_OP_WRITE_SCC (IOSF_OP_READ_SCC | 1)
+#define IOSF_OP_READ_LPSS 0x06
+#define IOSF_OP_WRITE_LPSS (IOSF_OP_READ_LPSS | 1)
+#define IOSF_OP_READ_0xa2 0x06
+#define IOSF_OP_WRITE_0xa2 (IOSF_OP_READ_0xa2 | 1)
+#define IOSF_OP_READ_SATAPHY 0x00
+#define IOSF_OP_WRITE_SATAPHY (IOSF_OP_READ_SATAPHY | 1)
+#define IOSF_OP_READ_PCIEPHY 0x00
+#define IOSF_OP_WRITE_PCIEPHY (IOSF_OP_READ_PCIEPHY | 1)
+#define IOSF_OP_READ_SSUS 0x10
+#define IOSF_OP_WRITE_SSUS (IOSF_OP_READ_SSUS | 1)
+#define IOSF_OP_READ_CCU 0x06
+#define IOSF_OP_WRITE_CCU (IOSF_OP_READ_CCU | 1)
+
+/*
+ * BUNIT Registers.
+ */
+
+#define BNOCACHE 0x23
+/* BMBOUND has a 128MiB granularity. Highest address is 0xf8000000. */
+#define BUNIT_BMBOUND 0x25
+/* BMBOUND_HI describes the available ram above 4GiB. It has a
+ * 256MiB granularity. Physical address bits 35:28 are compared with 31:24
+ * bits in the BMBOUND_HI register. Also note that since BMBOUND has 128MiB
+ * granularity care needs to be taken with the e820 map to account for a hole
+ * in the ram. */
+#define BUNIT_BMBOUND_HI 0x26
+#define BUNIT_MMCONF_REG 0x27
+/* The SMMRR registers define the SMM region in MiB granularity. */
+#define BUNIT_SMRCP 0x2b
+#define BUNIT_SMRRAC 0x2c
+#define BUNIT_SMRWAC 0x2d
+#define BUNIT_SMRRL 0x2e
+#define BUNIT_SMRRH 0x2f
+# define BUNIT_SMRR_ENABLE (1 << 31)
+
+/* SA ID bits. */
+#define SAI_IA_UNTRUSTED (1 << 0)
+#define SAI_IA_SMM (1 << 2)
+#define SAI_IA_BOOT (1 << 4)
+
+/*
+ * DUNIT Registers.
+ */
+
+#define DRP 0x00
+# define DRP_DIMM0_RANK0_EN (0x01 << 0)
+# define DRP_DIMM0_RANK1_EN (0x01 << 1)
+# define DRP_DIMM1_RANK0_EN (0x01 << 2)
+# define DRP_DIMM1_RANK1_EN (0x01 << 3)
+# define DRP_RANK_MASK (DRP_DIMM0_RANK0_EN | DRP_DIMM0_RANK1_EN | \
+ DRP_DIMM1_RANK0_EN | DRP_DIMM1_RANK1_EN)
+#define DTR0 0x01
+# define DTR0_SPEED_MASK 0x03
+# define DTR0_SPEED_800 0x00
+# define DTR0_SPEED_1066 0x01
+# define DTR0_SPEED_1333 0x02
+# define DTR0_SPEED_1600 0x03
+
+/*
+ * PUNIT Registers
+ */
+#define SB_BIOS_CONFIG 0x06
+# define SB_BIOS_CONFIG_ECC_EN (1 << 31)
+# define SB_BIOS_CONFIG_DUAL_CH_DIS (1 << 30)
+# define SB_BIOS_CONFIG_EFF_ECC (1 << 29)
+# define SB_BIOS_CONFIG_EFF_DUAL_CH_DIS (1 << 28)
+# define SB_BIOS_CONFIG_PERF_MODE (1 << 17)
+# define SB_BIOS_CONFIG_PDM_MODE (1 << 16)
+# define SB_BIOS_CONFIG_DDRIO_PWRGATE (1 << 8)
+# define SB_BIOS_CONFIG_GFX_TURBO_DIS (1 << 7)
+# define SB_BIOS_CONFIG_PS2_EN_VNN (1 << 3)
+# define SB_BIOS_CONFIG_PS2_EN_VCC (1 << 2)
+# define SB_BIOS_CONFIG_PCIE_PLLOFFOK (1 << 1)
+# define SB_BIOS_CONFIG_USB_CACHING_EN (1 << 0)
+#define BIOS_RESET_CPL 0x05
+# define BIOS_RESET_CPL_ALL_DONE (1 << 1)
+# define BIOS_RESET_CPL_RESET_DONE (1 << 0)
+#define PUNIT_PWRGT_CONTROL 0x60
+#define PUNIT_PWRGT_STATUS 0x61
+#define PUNIT_GPU_EC_VIRUS 0xd2
+
+#define PUNIT_SOC_POWER_BUDGET 0x02
+#define PUNIT_SOC_ENERGY_CREDIT 0x03
+#define PUNIT_PTMC 0x80
+#define PUNIT_GFXT 0x88
+#define PUNIT_VEDT 0x89
+#define PUNIT_ISPT 0x8c
+#define PUNIT_PTPS 0xb2
+#define PUNIT_TE_AUX0 0xb5
+#define PUNIT_TE_AUX1 0xb6
+#define PUNIT_TE_AUX2 0xb7
+#define PUNIT_TE_AUX3 0xb8
+#define PUNIT_TTE_VRIccMax 0xb9
+#define PUNIT_TTE_VRHot 0xba
+#define PUNIT_TTE_XXPROCHOT 0xbb
+#define PUNIT_TTE_SLM0 0xbc
+#define PUNIT_TTE_SLM1 0xbd
+#define PUNIT_TTE_SWT 0xbf
+
+/*
+ * LPSS Registers
+ */
+#define LPSS_SIO_DMA1_CTL 0x280
+#define LPSS_I2C1_CTL 0x288
+#define LPSS_I2C2_CTL 0x290
+#define LPSS_I2C3_CTL 0x298
+#define LPSS_I2C4_CTL 0x2a0
+#define LPSS_I2C5_CTL 0x2a8
+#define LPSS_I2C6_CTL 0x2b0
+#define LPSS_I2C7_CTL 0x2b8
+#define LPSS_SIO_DMA2_CTL 0x240
+#define LPSS_PWM1_CTL 0x248
+#define LPSS_PWM2_CTL 0x250
+#define LPSS_HSUART1_CTL 0x258
+#define LPSS_HSUART2_CTL 0x260
+#define LPSS_SPI_CTL 0x268
+# define LPSS_CTL_ACPI_INT_EN (1 << 21)
+# define LPSS_CTL_PCI_CFG_DIS (1 << 20)
+# define LPSS_CTL_SNOOP (1 << 18)
+# define LPSS_CTL_NOSNOOP (1 << 19)
+# define LPSS_CTL_PM_CAP_PRSNT (1 << 1)
+
+/*
+ * SCC Registers
+ */
+#define SCC_SD_CTL 0x504
+#define SCC_SDIO_CTL 0x508
+#define SCC_MMC_CTL 0x50c
+# define SCC_CTL_PCI_CFG_DIS (1 << 0)
+# define SCC_CTL_ACPI_INT_EN (1 << 1)
+
+/*
+ * CCU Registers
+ */
+
+#define PLT_CLK_CTRL_0 0x3c
+#define PLT_CLK_CTRL_1 0x40
+#define PLT_CLK_CTRL_2 0x44
+#define PLT_CLK_CTRL_3 0x48
+#define PLT_CLK_CTRL_4 0x4c
+#define PLT_CLK_CTRL_5 0x50
+# define PLT_CLK_CTRL_19P2MHZ_FREQ (0 << 1)
+# define PLT_CLK_CTRL_25MHZ_FREQ (1 << 1)
+# define PLT_CLK_CTRL_SELECT_FREQ (1 << 0)
+
+/*
+ * USBPHY Registers
+ */
+#define USBPHY_COMPBG 0x7f04
+#define USBPHY_PER_PORT_LANE0 0x4100
+#define USBPHY_PER_PORT_RCOMP_HS_PULLUP0 0x4122
+#define USBPHY_PER_PORT_LANE1 0x4200
+#define USBPHY_PER_PORT_RCOMP_HS_PULLUP1 0x4222
+#define USBPHY_PER_PORT_LANE2 0x4300
+#define USBPHY_PER_PORT_RCOMP_HS_PULLUP2 0x4322
+#define USBPHY_PER_PORT_LANE3 0x4400
+#define USBPHY_PER_PORT_RCOMP_HS_PULLUP3 0x4422
+
+/*
+ * USHPHY Registers
+ */
+#define USHPHY_CDN_PLL_CONTROL 0x03c0
+#define USHPHY_CDN_VCO_START_CAL_POINT 0x0054
+#define USHPHY_CCDRLF 0x8040
+#define USHPHY_PEAKING_AMP_CONFIG_DIAG 0x80a8
+#define USHPHY_OFFSET_COR_CONFIG_DIAG 0x80b0
+#define USHPHY_VGA_GAIN_CONFIG_DIAG 0x8080
+#define USHPHY_REE_DAC_CONTROL 0x80b8
+#define USHPHY_CDN_U1_POWER_STATE_DEF 0x0000
+
+/*
+ * LPE Registers
+ */
+#define LPE_PCICFGCTR1 0x0500
+# define LPE_PCICFGCTR1_PCI_CFG_DIS (1 << 0)
+# define LPE_PCICFGCTR1_ACPI_INT_EN (1 << 1)
+
+#endif /* _BAYTRAIL_IOSF_H_ */
diff --git a/src/soc/intel/baytrail/include/soc/irq.h b/src/soc/intel/baytrail/include/soc/irq.h
new file mode 100644
index 0000000000..34b3f7d995
--- /dev/null
+++ b/src/soc/intel/baytrail/include/soc/irq.h
@@ -0,0 +1,164 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright (C) 2013 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.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
+#ifndef _BAYTRAIL_IRQ_H_
+#define _BAYTRAIL_IRQ_H_
+
+#define PIRQA_APIC_IRQ 16
+#define PIRQB_APIC_IRQ 17
+#define PIRQC_APIC_IRQ 18
+#define PIRQD_APIC_IRQ 19
+#define PIRQE_APIC_IRQ 20
+#define PIRQF_APIC_IRQ 21
+#define PIRQG_APIC_IRQ 22
+#define PIRQH_APIC_IRQ 23
+/* The below IRQs are for when devices are in ACPI mode. Active low. */
+#define LPE_DMA0_IRQ 24
+#define LPE_DMA1_IRQ 25
+#define LPE_SSP0_IRQ 26
+#define LPE_SSP1_IRQ 27
+#define LPE_SSP2_IRQ 28
+#define LPE_IPC2HOST_IRQ 29
+#define LPSS_I2C1_IRQ 32
+#define LPSS_I2C2_IRQ 33
+#define LPSS_I2C3_IRQ 34
+#define LPSS_I2C4_IRQ 35
+#define LPSS_I2C5_IRQ 36
+#define LPSS_I2C6_IRQ 37
+#define LPSS_I2C7_IRQ 38
+#define LPSS_HSUART1_IRQ 39
+#define LPSS_HSUART2_IRQ 40
+#define LPSS_SPI_IRQ 41
+#define LPSS_DMA1_IRQ 42
+#define LPSS_DMA2_IRQ 43
+#define SCC_EMMC_IRQ 44
+#define SCC_SDIO_IRQ 46
+#define SCC_SD_IRQ 47
+#define GPIO_NC_IRQ 48
+#define GPIO_SC_IRQ 49
+#define GPIO_SUS_IRQ 50
+/* GPIO direct / dedicated IRQs. */
+#define GPIO_S0_DED_IRQ_0 51
+#define GPIO_S0_DED_IRQ_1 52
+#define GPIO_S0_DED_IRQ_2 53
+#define GPIO_S0_DED_IRQ_3 54
+#define GPIO_S0_DED_IRQ_4 55
+#define GPIO_S0_DED_IRQ_5 56
+#define GPIO_S0_DED_IRQ_6 57
+#define GPIO_S0_DED_IRQ_7 58
+#define GPIO_S0_DED_IRQ_8 59
+#define GPIO_S0_DED_IRQ_9 60
+#define GPIO_S0_DED_IRQ_10 61
+#define GPIO_S0_DED_IRQ_11 62
+#define GPIO_S0_DED_IRQ_12 63
+#define GPIO_S0_DED_IRQ_13 64
+#define GPIO_S0_DED_IRQ_14 65
+#define GPIO_S0_DED_IRQ_15 66
+#define GPIO_S5_DED_IRQ_0 67
+#define GPIO_S5_DED_IRQ_1 68
+#define GPIO_S5_DED_IRQ_2 69
+#define GPIO_S5_DED_IRQ_3 70
+#define GPIO_S5_DED_IRQ_4 71
+#define GPIO_S5_DED_IRQ_5 72
+#define GPIO_S5_DED_IRQ_6 73
+#define GPIO_S5_DED_IRQ_7 74
+#define GPIO_S5_DED_IRQ_8 75
+#define GPIO_S5_DED_IRQ_9 76
+#define GPIO_S5_DED_IRQ_10 77
+#define GPIO_S5_DED_IRQ_11 78
+#define GPIO_S5_DED_IRQ_12 79
+#define GPIO_S5_DED_IRQ_13 80
+#define GPIO_S5_DED_IRQ_14 81
+#define GPIO_S5_DED_IRQ_15 82
+/* DIRQs - Two levels of expansion to evaluate to numeric constants for ASL. */
+#define _GPIO_S0_DED_IRQ(slot) GPIO_S0_DED_IRQ_##slot
+#define _GPIO_S5_DED_IRQ(slot) GPIO_S5_DED_IRQ_##slot
+#define GPIO_S0_DED_IRQ(slot) _GPIO_S0_DED_IRQ(slot)
+#define GPIO_S5_DED_IRQ(slot) _GPIO_S5_DED_IRQ(slot)
+
+/* PIC IRQ settings. */
+#define PIRQ_PIC_IRQDISABLE 0x0
+#define PIRQ_PIC_IRQ3 0x3
+#define PIRQ_PIC_IRQ4 0x4
+#define PIRQ_PIC_IRQ5 0x5
+#define PIRQ_PIC_IRQ6 0x6
+#define PIRQ_PIC_IRQ7 0x7
+#define PIRQ_PIC_IRQ9 0x9
+#define PIRQ_PIC_IRQ10 0xa
+#define PIRQ_PIC_IRQ11 0xb
+#define PIRQ_PIC_IRQ12 0xc
+#define PIRQ_PIC_IRQ14 0xe
+#define PIRQ_PIC_IRQ15 0xf
+
+/* Overloaded term, but these values determine the per device route. */
+#define PIRQA 0
+#define PIRQB 1
+#define PIRQC 2
+#define PIRQD 3
+#define PIRQE 4
+#define PIRQF 5
+#define PIRQG 6
+#define PIRQH 7
+
+/* These registers live behind the ILB_BASE_ADDRESS */
+#define ACTL 0x00
+# define SCIS_MASK 0x07
+# define SCIS_IRQ9 0x00
+# define SCIS_IRQ10 0x01
+# define SCIS_IRQ11 0x02
+# define SCIS_IRQ20 0x04
+# define SCIS_IRQ21 0x05
+# define SCIS_IRQ22 0x06
+# define SCIS_IRQ23 0x07
+
+/* In each mainboard directory there should exist a header file irqroute.h that
+ * defines the PCI_DEV_PIRQ_ROUTES and PIRQ_PIC_ROUTES macros which
+ * consist of PCI_DEV_PIRQ_ROUTE and PIRQ_PIC entries. */
+
+#if !defined(__ASSEMBLER__) && !defined(__ACPI__)
+#include <stdint.h>
+
+#define NUM_IR_DEVS 32
+#define NUM_PIRQS 8
+
+struct baytrail_irq_route {
+ /* Per device configuration. */
+ uint16_t pcidev[NUM_IR_DEVS];
+ /* Route path for each internal PIRQx in PIC mode. */
+ uint8_t pic[NUM_PIRQS];
+};
+
+extern const struct baytrail_irq_route global_baytrail_irq_route;
+
+#define DEFINE_IRQ_ROUTES \
+ const struct baytrail_irq_route global_baytrail_irq_route = { \
+ .pcidev = { PCI_DEV_PIRQ_ROUTES, }, \
+ .pic = { PIRQ_PIC_ROUTES, }, \
+ }
+
+#define PCI_DEV_PIRQ_ROUTE(dev_, a_, b_, c_, d_) \
+ [dev_] = ((PIRQ ## d_) << 12) | ((PIRQ ## c_) << 8) | \
+ ((PIRQ ## b_) << 4) | ((PIRQ ## a_) << 0)
+
+#define PIRQ_PIC(pirq_, pic_irq_) \
+ [PIRQ ## pirq_] = PIRQ_PIC_IRQ ## pic_irq_
+
+#endif /* !defined(__ASSEMBLER__) && !defined(__ACPI__) */
+
+#endif /* _BAYTRAIL_IRQ_H_ */
diff --git a/src/soc/intel/baytrail/include/soc/lpc.h b/src/soc/intel/baytrail/include/soc/lpc.h
new file mode 100644
index 0000000000..2f6256cc41
--- /dev/null
+++ b/src/soc/intel/baytrail/include/soc/lpc.h
@@ -0,0 +1,54 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright (C) 2013 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.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
+#ifndef _BAYTRAIL_LPC_H_
+#define _BAYTRAIL_LPC_H_
+
+/* PCI config registers in LPC bridge. */
+#define REVID 0x08
+#define ABASE 0x40
+#define PBASE 0x44
+#define GBASE 0x48
+#define IOBASE 0x4c
+#define IBASE 0x50
+#define SBASE 0x54
+#define MPBASE 0x58
+#define PUBASE 0x5c
+#define UART_CONT 0x80
+#define RCBA 0xf0
+
+
+#define RID_A_STEPPING_START 1
+#define RID_B_STEPPING_START 5
+#define RID_C_STEPPING_START 0xe
+enum baytrail_stepping {
+ STEP_A0,
+ STEP_A1,
+ STEP_B0,
+ STEP_B1,
+ STEP_B2,
+ STEP_B3,
+ STEP_C0,
+};
+
+/* Registers behind the RCBA_BASE_ADDRESS bar. */
+#define GCS 0x00
+# define BILD (1 << 0)
+
+#endif /* _BAYTRAIL_LPC_H_ */
diff --git a/src/soc/intel/baytrail/include/soc/mrc_wrapper.h b/src/soc/intel/baytrail/include/soc/mrc_wrapper.h
new file mode 100644
index 0000000000..355dce0706
--- /dev/null
+++ b/src/soc/intel/baytrail/include/soc/mrc_wrapper.h
@@ -0,0 +1,107 @@
+/*
+ * MRC wrapper definitions
+ *
+ * Copyright 2013 Google Inc.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ * * Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * * Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ * * Neither the name of Google Inc. nor the
+ * names of its contributors may be used to endorse or promote products
+ * derived from this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL GOOGLE INC BE LIABLE FOR ANY DIRECT,
+ * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
+ * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+ * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
+ * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
+ * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+#ifndef _MRC_WRAPPER_H_
+#define _MRC_WRAPPER_H_
+
+#define MRC_PARAMS_VER 5
+
+#define NUM_CHANNELS 2
+
+/* Provide generic x86 calling conventions. */
+#define ABI_X86 __attribute((regparm(0)))
+
+enum {
+ DRAM_INFO_SPD_SMBUS, /* Use the typical SPD smbus access. */
+ DRAM_INFO_SPD_MEM, /* SPD info in memory. */
+ DRAM_INFO_DETAILED, /* Timing info not in SPD format. */
+};
+
+enum dram_type {
+ DRAM_DDR3,
+ DRAM_DDR3L,
+ DRAM_LPDDR3,
+};
+
+/* Errors returned by the MRC wrapper. */
+enum mrc_wrapper_error {
+ INVALID_VER = -1,
+ INVALID_DRAM_TYPE = -2,
+ INVALID_SLEEP_MODE = -3,
+ PLATFORM_SETTINGS_FAIL = -4,
+ DIMM_DETECTION_FAILURE = -5,
+ MEMORY_CONFIG_FAILURE = -6,
+ INVALID_CPU_ODT_SETTING = -7,
+ INVALID_DRAM_ODT_SETTING = -8,
+};
+
+struct mrc_mainboard_params {
+ int dram_type;
+ int dram_info_location; /* DRAM_INFO_* */
+ int dram_is_slotted; /* mobo has DRAM slots. */
+ /*
+ * The below ODT settings are only honored when !dram_is_slotted.
+ * Additionally, weaker_odt_settings being non-zero causes
+ * cpu_odt_value to not be honored as weaker_odt_settings have a
+ * special training path.
+ */
+ int weaker_odt_settings;
+ /* Allowed settings: 60, 80, 100, 120, and 150. */
+ int cpu_odt_value;
+ /* Allowed settings: 60 and 120. */
+ int dram_odt_value;
+ int spd_addrs[NUM_CHANNELS];
+ void *dram_data[NUM_CHANNELS]; /* SPD or Timing specific data. */
+} __attribute__((packed));
+
+struct mrc_params {
+ /* Mainboard Inputs */
+ int version;
+
+ struct mrc_mainboard_params mainboard;
+
+ void ABI_X86 (*console_out)(unsigned char byte);
+
+ int prev_sleep_state;
+
+ int saved_data_size;
+ const void *saved_data;
+
+ int txe_size_mb; /* TXE memory size in megabytes. */
+ int rmt_enabled; /* Enable RMT training + prints. */
+ int io_hole_mb; /* Size of IO hole in MiB. */
+
+ /* Outputs */
+ void *txe_base_address;
+ int data_to_save_size;
+ void *data_to_save;
+} __attribute__((packed));
+
+/* Call into wrapper. */
+typedef int ABI_X86 (*mrc_wrapper_entry_t)(struct mrc_params *);
+
+#endif /* _MRC_WRAPPER_H_ */
diff --git a/src/soc/intel/baytrail/include/soc/msr.h b/src/soc/intel/baytrail/include/soc/msr.h
new file mode 100644
index 0000000000..47b95434e9
--- /dev/null
+++ b/src/soc/intel/baytrail/include/soc/msr.h
@@ -0,0 +1,51 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright (C) 2013 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.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
+#ifndef _BAYTRAIL_MSR_H_
+#define _BAYTRAIL_MSR_H_
+
+#define MSR_IA32_PLATFORM_ID 0x17
+#define MSR_BSEL_CR_OVERCLOCK_CONTROL 0xcd
+#define MSR_PLATFORM_INFO 0xce
+#define MSR_PMG_CST_CONFIG_CONTROL 0xe2
+#define SINGLE_PCTL (1 << 11)
+#define MSR_POWER_MISC 0x120
+#define ENABLE_ULFM_AUTOCM_MASK (1 << 2)
+#define ENABLE_INDP_AUTOCM_MASK (1 << 3)
+#define MSR_IA32_PERF_CTL 0x199
+#define MSR_IA32_MISC_ENABLES 0x1a0
+#define MSR_POWER_CTL 0x1fc
+#define MSR_PKG_POWER_SKU_UNIT 0x606
+#define MSR_PKG_POWER_LIMIT 0x610
+#define MSR_PP1_POWER_LIMIT 0x638
+#define MSR_IACORE_RATIOS 0x66a
+#define MSR_IACORE_TURBO_RATIOS 0x66c
+#define MSR_IACORE_VIDS 0x66b
+#define MSR_IACORE_TURBO_VIDS 0x66d
+#define MSR_PKG_TURBO_CFG1 0x670
+#define MSR_CPU_TURBO_WKLD_CFG1 0x671
+#define MSR_CPU_TURBO_WKLD_CFG2 0x672
+#define MSR_CPU_THERM_CFG1 0x673
+#define MSR_CPU_THERM_CFG2 0x674
+#define MSR_CPU_THERM_SENS_CFG 0x675
+
+/* Read BCLK from MSR */
+unsigned bus_freq_khz(void);
+
+#endif /* _BAYTRAIL_MSR_H_ */
diff --git a/src/soc/intel/baytrail/include/soc/nvs.h b/src/soc/intel/baytrail/include/soc/nvs.h
new file mode 100644
index 0000000000..1ba30d57af
--- /dev/null
+++ b/src/soc/intel/baytrail/include/soc/nvs.h
@@ -0,0 +1,78 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright (C) 2008-2009 coresystems GmbH
+ * Copyright (C) 2011 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.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
+#ifndef _BAYTRAIL_NVS_H_
+#define _BAYTRAIL_NVS_H_
+
+#include <vendorcode/google/chromeos/gnvs.h>
+#include <soc/device_nvs.h>
+
+typedef struct {
+ /* Miscellaneous */
+ u16 osys; /* 0x00 - Operating System */
+ u8 smif; /* 0x02 - SMI function call ("TRAP") */
+ u8 prm0; /* 0x03 - SMI function call parameter */
+ u8 prm1; /* 0x04 - SMI function call parameter */
+ u8 scif; /* 0x05 - SCI function call (via _L00) */
+ u8 prm2; /* 0x06 - SCI function call parameter */
+ u8 prm3; /* 0x07 - SCI function call parameter */
+ u8 lckf; /* 0x08 - Global Lock function for EC */
+ u8 prm4; /* 0x09 - Lock function parameter */
+ u8 prm5; /* 0x0a - Lock function parameter */
+ u32 p80d; /* 0x0b - Debug port (IO 0x80) value */
+ u8 lids; /* 0x0f - LID state (open = 1) */
+ u8 pwrs; /* 0x10 - Power state (AC = 1) */
+ u8 pcnt; /* 0x11 - Processor Count */
+ u8 tpmp; /* 0x12 - TPM Present and Enabled */
+ u8 tlvl; /* 0x13 - Throttle Level */
+ u8 ppcm; /* 0x14 - Maximum P-state usable by OS */
+ u32 pm1i; /* 0x15 - System Wake Source - PM1 Index */
+ u8 rsvd1[7];
+
+ /* Device Config */
+ u8 s5u0; /* 0x20 - Enable USB0 in S5 */
+ u8 s5u1; /* 0x21 - Enable USB1 in S5 */
+ u8 s3u0; /* 0x22 - Enable USB0 in S3 */
+ u8 s3u1; /* 0x23 - Enable USB1 in S3 */
+ u8 tact; /* 0x24 - Thermal Active trip point */
+ u8 tpsv; /* 0x25 - Thermal Passive trip point */
+ u8 tcrt; /* 0x26 - Thermal Critical trip point */
+ u8 dpte; /* 0x27 - Enable DPTF */
+ u8 rsvd2[8];
+
+ /* Base Addresses */
+ u32 obsolete_cmem; /* 0x30 - CBMEM TOC */
+ u32 tolm; /* 0x34 - Top of Low Memory */
+ u32 cbmc; /* 0x38 - coreboot memconsole */
+ u8 rsvd3[196];
+
+ /* ChromeOS specific (0x100-0xfff)*/
+ chromeos_acpi_t chromeos;
+
+ /* Baytrail LPSS (0x1000) */
+ device_nvs_t dev;
+} __attribute__((packed)) global_nvs_t;
+
+#ifdef __SMM__
+/* Used in SMM to find the ACPI GNVS address */
+global_nvs_t *smm_get_gnvs(void);
+#endif
+
+#endif /* _BAYTRAIL_NVS_H_ */
diff --git a/src/soc/intel/baytrail/include/soc/pattrs.h b/src/soc/intel/baytrail/include/soc/pattrs.h
new file mode 100644
index 0000000000..81df73e6ff
--- /dev/null
+++ b/src/soc/intel/baytrail/include/soc/pattrs.h
@@ -0,0 +1,64 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright (C) 2013 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.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
+#ifndef _PATTRS_H_
+#define _PATTRS_H_
+
+#include <stdint.h>
+#include <cpu/x86/msr.h>
+
+enum {
+ IACORE_MIN,
+ IACORE_LFM,
+ IACORE_MAX,
+ IACORE_TURBO,
+ IACORE_END
+};
+
+/* The pattrs structure is a common place to stash pertinent information
+ * about the processor or platform. Instead of going to the source (msrs, cpuid)
+ * every time an attribute is needed use the pattrs structure.
+ */
+struct pattrs {
+ msr_t platform_id;
+ msr_t platform_info;
+ int iacore_ratios[IACORE_END];
+ int iacore_vids[IACORE_END];
+ uint32_t cpuid;
+ int revid;
+ int stepping;
+ const void *microcode_patch;
+ int address_bits;
+ int num_cpus;
+ unsigned bclk_khz;
+};
+
+/* This is just to hide the abstraction w/o relying on how the underlying
+ * storage is allocated. */
+#define PATTRS_GLOB_NAME __global_pattrs
+#define DEFINE_PATTRS struct pattrs PATTRS_GLOB_NAME
+extern DEFINE_PATTRS;
+
+static inline const struct pattrs *pattrs_get(void)
+{
+ return &PATTRS_GLOB_NAME;
+}
+
+
+#endif /* _PATTRS_H_ */
diff --git a/src/soc/intel/baytrail/include/soc/pci_devs.h b/src/soc/intel/baytrail/include/soc/pci_devs.h
new file mode 100644
index 0000000000..b3fdce234a
--- /dev/null
+++ b/src/soc/intel/baytrail/include/soc/pci_devs.h
@@ -0,0 +1,155 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright (C) 2013 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.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
+#ifndef _BAYTRAIL_PCI_DEVS_H_
+#define _BAYTRAIL_PCI_DEVS_H_
+
+/* All these devices live on bus 0 with the associated device and function */
+
+/* SoC transaction router */
+#define SOC_DEV 0x0
+#define SOC_FUNC 0
+# define SOC_DEVID 0x0f00
+
+/* Graphics and Display */
+#define GFX_DEV 0x2
+#define GFX_FUNC 0
+# define GFX_DEVID 0x0f31
+
+/* SDIO Port */
+#define SDIO_DEV 0x11
+#define SDIO_FUNC 0
+# define SDIO_DEVID 0x0f15
+
+/* SD Port */
+#define SD_DEV 0x12
+#define SD_FUNC 0
+# define SD_DEVID 0x0f16
+
+/* SATA */
+#define SATA_DEV 0x13
+#define SATA_FUNC 0
+#define IDE1_DEVID 0x0f20
+#define IDE2_DEVID 0x0f21
+#define AHCI1_DEVID 0x0f22
+#define AHCI2_DEVID 0x0f23
+
+/* xHCI */
+#define XHCI_DEV 0x14
+#define XHCI_FUNC 0
+# define XHCI_DEVID 0x0f35
+
+/* LPE Audio */
+#define LPE_DEV 0x15
+#define LPE_FUNC 0
+# define LPE_DEVID 0x0f28
+
+/* MMC Port */
+#define MMC_DEV 0x17
+#define MMC_FUNC 0
+# define MMC_DEVID 0x0f50
+
+/* Serial IO 1 */
+#define SIO1_DEV 0x18
+# define SIO_DMA1_DEV SIO1_DEV
+# define SIO_DMA1_FUNC 0
+# define SIO_DMA1_DEVID 0x0f40
+# define I2C1_DEV SIO1_DEV
+# define I2C1_FUNC 1
+# define I2C1_DEVID 0x0f41
+# define I2C2_DEV SIO1_DEV
+# define I2C2_FUNC 2
+# define I2C2_DEVID 0x0f42
+# define I2C3_DEV SIO1_DEV
+# define I2C3_FUNC 3
+# define I2C3_DEVID 0x0f43
+# define I2C4_DEV SIO1_DEV
+# define I2C4_FUNC 4
+# define I2C4_DEVID 0x0f44
+# define I2C5_DEV SIO1_DEV
+# define I2C5_FUNC 5
+# define I2C5_DEVID 0x0f45
+# define I2C6_DEV SIO1_DEV
+# define I2C6_FUNC 6
+# define I2C6_DEVID 0x0f46
+# define I2C7_DEV SIO1_DEV
+# define I2C7_FUNC 7
+# define I2C7_DEVID 0x0f47
+
+/* Trusted Execution Engine */
+#define TXE_DEV 0x1a
+#define TXE_FUNC 0
+# define TXE_DEVID 0x0f18
+
+/* HD Audio */
+#define HDA_DEV 0x1b
+#define HDA_FUNC 0
+# define HDA_DEVID 0x0f04
+
+/* PCIe Ports */
+#define PCIE_DEV 0x1c
+# define PCIE_PORT1_DEV PCIE_DEV
+# define PCIE_PORT1_FUNC 0
+# define PCIE_PORT1_DEVID 0x0f48
+# define PCIE_PORT2_DEV PCIE_DEV
+# define PCIE_PORT2_FUNC 1
+# define PCIE_PORT2_DEVID 0x0f4a
+# define PCIE_PORT3_DEV PCIE_DEV
+# define PCIE_PORT3_FUNC 2
+# define PCIE_PORT3_DEVID 0x0f4c
+# define PCIE_PORT4_DEV PCIE_DEV
+# define PCIE_PORT4_FUNC 3
+# define PCIE_PORT4_DEVID 0x0f4e
+
+/* EHCI */
+#define EHCI_DEV 0x1d
+#define EHCI_FUNC 0
+# define EHCI_DEVID 0x0f34
+
+/* Serial IO 2 */
+#define SIO2_DEV 0x1e
+# define SIO_DMA2_DEV SIO2_DEV
+# define SIO_DMA2_FUNC 0
+# define SIO_DMA2_DEVID 0x0f06
+# define PWM1_DEV SIO2_DEV
+# define PWM1_FUNC 1
+# define PWM1_DEVID 0x0f08
+# define PWM2_DEV SIO2_DEV
+# define PWM2_FUNC 2
+# define PWM2_DEVID 0x0f09
+# define HSUART1_DEV SIO2_DEV
+# define HSUART1_FUNC 3
+# define HSUART1_DEVID 0x0f0a
+# define HSUART2_DEV SIO2_DEV
+# define HSUART2_FUNC 4
+# define HSUART2_DEVID 0x0f0c
+# define SPI_DEV SIO2_DEV
+# define SPI_FUNC 5
+# define SPI_DEVID 0xf0e
+
+/* Platform Controller Unit */
+#define PCU_DEV 0x1f
+# define LPC_DEV PCU_DEV
+# define LPC_FUNC 0
+# define LPC_DEVID 0x0f1c
+# define SMBUS_DEV PCU_DEV
+# define SMBUS_FUNC 3
+# define SMBUS_DEVID 0x0f12
+
+#endif /* _BAYTRAIL_PCI_DEVS_H_ */
diff --git a/src/soc/intel/baytrail/include/soc/pcie.h b/src/soc/intel/baytrail/include/soc/pcie.h
new file mode 100644
index 0000000000..92ca3c8d7f
--- /dev/null
+++ b/src/soc/intel/baytrail/include/soc/pcie.h
@@ -0,0 +1,102 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright (C) 2013 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.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
+#ifndef _BAYTRAIL_PCIE_H_
+#define _BAYTRAIL_PCIE_H_
+
+/* PCIe root port config space registers. */
+#define XCAP 0x40
+# define SI (1 << 24)
+#define DCAP 0x44
+# define MPS_MASK 0x7
+#define DCTL_DSTS 0x48
+# define URE (1 << 3)
+# define FEE (1 << 2)
+# define NFE (1 << 1)
+# define CEE (1 << 0)
+#define LCAP 0x4c
+# define L1EXIT_SHIFT 15
+# define L1EXIT_MASK (0x7 << L1EXIT_SHIFT)
+#define LCTL 0x50
+# define CCC (1 << 6)
+# define RL (1 << 5)
+# define LD (1 << 4)
+#define LSTS 0x52
+#define SLCAP 0x54
+# define SLN_SHIFT 19
+# define SLS_SHIFT 15
+# define SLV_SHIFT 7
+# define HPC (1 << 6)
+# define HPS (1 << 5)
+#define SLCTL_SLSTS 0x58
+# define PDS (1 << 22)
+#define DCAP2 0x64
+# define OBFFS (0x3 << 18)
+# define LTRMS (1 << 11)
+#define DSTS2 0x68
+# define OBFFEN (3 << 13)
+# define LTRME (1 << 10)
+# define CTD (1 << 4)
+#define CHCFG 0xd0
+# define UPSD (1 << 24)
+# define UNRS (1 << 15)
+# define UPRS (1 << 14)
+#define MPC2 0xd4
+# define IPF (1 << 11)
+# define LSTP (1 << 6)
+# define EOIFD (1 << 1)
+#define MPC 0xd8
+# define CCEL_SHIFT 15
+# define CCEL_MASK (0x7 << CCEL_SHIFT)
+#define RPPGEN 0xe0
+# define RPSCGEN (1 << 15)
+# define LCLKREQEN (1 << 13)
+# define BBCLKREQEN (1 << 12)
+# define SRDLCGEN (1 << 11)
+# define SRDBCGEN (1 << 10)
+# define RPDLCGEN (1 << 9)
+# define RPDBCGEN (1 << 8)
+#define PWRCTL 0xe8
+# define RPL1SQPOL (1 << 1)
+# define RPDTSQPOL (1 << 0)
+#define PHYCTL2_IOSFBCTL 0xf4
+# define PLL_OFF_EN (1 << 8)
+# define TDFT (3 << 14)
+# define TXCFGCHWAIT (3 << 12)
+# define SIID (3 << 26)
+#define STRPFUSECFG 0xfc
+# define LANECFG_SHIFT 14
+# define LANECFG_MASK (0x3 << LANECFG_SHIFT)
+#define AERCH 0x100
+#define NFTS 0x314
+#define L0SC 0x318
+#define CFG2 0x320
+# define CSREN (1 << 22)
+# define LATGC_SHIFT 6
+# define LATGC_MASK (0x7 << LATGC_SHIFT)
+#define PCIEDBG 0x324
+# define SPCE (1 << 5)
+#define PCIESTS1 0x328
+#define PCIEALC 0x338
+#define RTP 0x33c
+#define PHYCTL4 0x408
+# define SQDIS (1 << 27)
+
+#define PCIE_ROOT_PORT_COUNT 4
+#endif /* _BAYTRAIL_PCIE_H_ */
diff --git a/src/soc/intel/baytrail/include/soc/pmc.h b/src/soc/intel/baytrail/include/soc/pmc.h
new file mode 100644
index 0000000000..1af7ab86ce
--- /dev/null
+++ b/src/soc/intel/baytrail/include/soc/pmc.h
@@ -0,0 +1,303 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright (C) 2013 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.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
+#ifndef _BAYTRAIL_PMC_H_
+#define _BAYTRAIL_PMC_H_
+
+
+#define IOCOM1 0x3f8
+
+/* Memory mapped IO registers behind PMC_BASE_ADDRESS */
+#define PRSTS 0x00
+# define PMC_WDT_STS (1 << 15)
+# define SEC_GBLRST_STS (1 << 7)
+# define SEC_WDT_STS (1 << 6)
+# define WOL_OVR_WK_STS (1 << 5)
+# define PMC_WAKE_STS (1 << 4)
+#define PMC_CFG 0x08
+# define SPS (1 << 5)
+# define NO_REBOOT (1 << 4)
+# define SX_ENT_TO_EN (1 << 3)
+# define TIMING_T581_SHIFT (0)
+# define TIMING_T581_MASK (3 << TIMING_T581_SHIFT)
+# define TIMING_T581_10uS (0 << TIMING_T581_SHIFT)
+# define TIMING_T581_100uS (1 << TIMING_T581_SHIFT)
+# define TIMING_T581_1mS (2 << TIMING_T581_SHIFT)
+# define TIMING_T581_10mS (3 << TIMING_T581_SHIFT)
+#define VLV_PM_STS 0x0c
+# define PMC_MSG_FULL_STS (1 << 24)
+# define PMC_MSG_4_FULL_STS (1 << 23)
+# define PMC_MSG_3_FULL_STS (1 << 22)
+# define PMC_MSG_2_FULL_STS (1 << 21)
+# define PMC_MSG_1_FULL_STS (1 << 20)
+# define CODE_REQ (1 << 8)
+# define HPR_ENT_TO (1 << 2)
+# define SX_ENT_TO (1 << 1)
+#define GEN_PMCON1 0x20
+# define UART_EN (1 << 24)
+# define DISB (1 << 23)
+# define MEM_SR (1 << 21)
+# define SRS (1 << 20)
+# define CTS (1 << 19)
+# define MS4V (1 << 18)
+# define PWR_FLR (1 << 16)
+# define PME_B0_S5_DIS (1 << 15)
+# define SUS_PWR_FLR (1 << 14)
+# define WOL_EN_OVRD (1 << 13)
+# define DIS_SLP_X_STRCH_SUS_UP (1 << 12)
+# define GEN_RST_STS (1 << 9)
+# define RPS (1 << 2)
+# define AFTERG3_EN (1 << 0)
+#define GEN_PMCON2 0x24
+# define SLPSX_STR_POL_LOCK (1 << 18)
+# define BIOS_PCI_EXP_EN (1 << 10)
+# define PWRBTN_LVL (1 << 9)
+# define SMI_LOCK (1 << 4)
+#define ETR 0x48
+# define CF9LOCK (1 << 31)
+# define LTR_DEF (1 << 22)
+# define IGNORE_HPET (1 << 21)
+# define CF9GR (1 << 20)
+# define CWORWRE (1 << 18)
+#define FUNC_DIS 0x34
+# define SIO_DMA2_DIS (1 << 0)
+# define PWM1_DIS (1 << 1)
+# define PWM2_DIS (1 << 2)
+# define HSUART1_DIS (1 << 3)
+# define HSUART2_DIS (1 << 4)
+# define SPI_DIS (1 << 5)
+# define SDIO_DIS (1 << 9)
+# define SD_DIS (1 << 10)
+# define MMC_DIS (1 << 11)
+# define HDA_DIS (1 << 12)
+# define LPE_DIS (1 << 13)
+# define OTG_DIS (1 << 14)
+# define XHCI_DIS (1 << 15)
+# define SATA_DIS (1 << 17)
+# define EHCI_DIS (1 << 18)
+# define TXE_DIS (1 << 19)
+# define PCIE_PORT1_DIS (1 << 20)
+# define PCIE_PORT2_DIS (1 << 21)
+# define PCIE_PORT3_DIS (1 << 22)
+# define PCIE_PORT4_DIS (1 << 23)
+# define SIO_DMA1_DIS (1 << 24)
+# define I2C1_DIS (1 << 25)
+# define I2C2_DIS (1 << 26)
+# define I2C3_DIS (1 << 27)
+# define I2C4_DIS (1 << 28)
+# define I2C5_DIS (1 << 29)
+# define I2C6_DIS (1 << 30)
+# define I2C7_DIS (1 << 31)
+#define FUNC_DIS2 0x38
+# define USH_SS_PHY_DIS (1 << 2)
+# define OTG_SS_PHY_DIS (1 << 1)
+# define SMBUS_DIS (1 << 0)
+#define GPIO_ROUT 0x58
+# define ROUTE_MASK 3
+# define ROUTE_NONE 0
+# define ROUTE_SMI 1
+# define ROUTE_SCI 2
+#define PLT_CLK_CTL_0 0x60
+#define PLT_CLK_CTL_1 0x64
+#define PLT_CLK_CTL_2 0x68
+#define PLT_CLK_CTL_3 0x6c
+#define PLT_CLK_CTL_4 0x70
+#define PLT_CLK_CTL_5 0x74
+# define CLK_FREQ_25MHZ (0x0 << 2)
+# define CLK_FREQ_19P2MHZ (0x1 << 2)
+# define CLK_CTL_D3_LPE (0x0 << 0)
+# define CLK_CTL_ON (0x1 << 0)
+# define CLK_CTL_OFF (0x2 << 0)
+#define PME_STS 0xc0
+#define GPE_LEVEL_EDGE 0xc4
+# define GPE_EDGE 0
+# define GPE_LEVEL 1
+#define GPE_POLARITY 0xc8
+# define GPE_ACTIVE_HIGH 1
+# define GPE_ACTIVE_LOW 0
+#define LOCK 0xcc
+
+/* IO Mapped registers behind ACPI_BASE_ADDRESS */
+#define PM1_STS 0x00
+#define WAK_STS (1 << 15)
+#define PCIEXPWAK_STS (1 << 14)
+#define USB_STS (1 << 13)
+#define PRBTNOR_STS (1 << 11)
+#define RTC_STS (1 << 10)
+#define PWRBTN_STS (1 << 8)
+#define GBL_STS (1 << 5)
+#define TMROF_STS (1 << 0)
+#define PM1_EN 0x02
+#define PCIEXPWAK_DIS (1 << 14)
+#define USB_WAKE_EN (1 << 13)
+#define RTC_EN (1 << 10)
+#define PWRBTN_EN (1 << 8)
+#define GBL_EN (1 << 5)
+#define TMROF_EN (1 << 0)
+#define PM1_CNT 0x04
+#define SLP_EN (1 << 13)
+#define SLP_TYP_SHIFT 10
+#define SLP_TYP (7 << SLP_TYP_SHIFT)
+#define SLP_TYP_S0 0
+#define SLP_TYP_S1 1
+#define SLP_TYP_S3 5
+#define SLP_TYP_S4 6
+#define SLP_TYP_S5 7
+#define GBL_RLS (1 << 2)
+#define BM_RLD (1 << 1)
+#define SCI_EN (1 << 0)
+#define PM1_TMR 0x08
+#define GPE0_STS 0x20
+#define CORE_GPIO_STS7 (1 << 31)
+#define CORE_GPIO_STS6 (1 << 30)
+#define CORE_GPIO_STS5 (1 << 29)
+#define CORE_GPIO_STS4 (1 << 28)
+#define CORE_GPIO_STS3 (1 << 27)
+#define CORE_GPIO_STS2 (1 << 26)
+#define CORE_GPIO_STS1 (1 << 25)
+#define CORE_GPIO_STS0 (1 << 24)
+#define SUS_GPIO_STS7 (1 << 23)
+#define SUS_GPIO_STS6 (1 << 22)
+#define SUS_GPIO_STS5 (1 << 21)
+#define SUS_GPIO_STS4 (1 << 20)
+#define SUS_GPIO_STS3 (1 << 19)
+#define SUS_GPIO_STS2 (1 << 18)
+#define SUS_GPIO_STS1 (1 << 17)
+#define SUS_GPIO_STS0 (1 << 16)
+#define PME_B0_STS (1 << 13)
+#define BATLOW_STS (1 << 10)
+#define PCI_EXP_STS (1 << 9)
+#define PCIE_WAKE3_STS (1 << 8)
+#define PCIE_WAKE2_STS (1 << 7)
+#define PCIE_WAKE1_STS (1 << 6)
+#define GUNIT_SCI_STS (1 << 5)
+#define PUNIT_SCI_STS (1 << 4)
+#define PCIE_WAKE0_STS (1 << 3)
+#define SWGPE_STS (1 << 2)
+#define HOT_PLUG_STS (1 << 1)
+#define GPE0_EN 0x28
+#define CORE_GPIO_EN7 (1 << 31)
+#define CORE_GPIO_EN6 (1 << 30)
+#define CORE_GPIO_EN5 (1 << 29)
+#define CORE_GPIO_EN4 (1 << 28)
+#define CORE_GPIO_EN3 (1 << 27)
+#define CORE_GPIO_EN2 (1 << 26)
+#define CORE_GPIO_EN1 (1 << 25)
+#define CORE_GPIO_EN0 (1 << 24)
+#define SUS_GPIO_EN7_BIT 23
+#define SUS_GPIO_EN7 (1 << SUS_GPIO_EN7_BIT)
+#define SUS_GPIO_EN6_BIT 22
+#define SUS_GPIO_EN6 (1 << SUS_GPIO_EN6_BIT)
+#define SUS_GPIO_EN5_BIT 21
+#define SUS_GPIO_EN5 (1 << SUS_GPIO_EN5_BIT)
+#define SUS_GPIO_EN4_BIT 20
+#define SUS_GPIO_EN4 (1 << SUS_GPIO_EN4_BIT)
+#define SUS_GPIO_EN3_BIT 19
+#define SUS_GPIO_EN3 (1 << SUS_GPIO_EN3_BIT)
+#define SUS_GPIO_EN2_BIT 18
+#define SUS_GPIO_EN2 (1 << SUS_GPIO_EN2_BIT)
+#define SUS_GPIO_EN1_BIT 17
+#define SUS_GPIO_EN1 (1 << SUS_GPIO_EN1_BIT)
+#define SUS_GPIO_EN0_BIT 16
+#define SUS_GPIO_EN0 (1 << SUS_GPIO_EN0_BIT)
+#define PME_B0_EN (1 << 13)
+#define BATLOW_EN (1 << 10)
+#define PCI_EXP_EN (1 << 9)
+#define PCIE_WAKE3_EN (1 << 8)
+#define PCIE_WAKE2_EN (1 << 7)
+#define PCIE_WAKE1_EN (1 << 6)
+#define PCIE_WAKE0_EN (1 << 3)
+#define SWGPE_EN (1 << 2)
+#define HOT_PLUG_EN (1 << 1)
+#define _ACPI_ENABLE_WAKE_SUS_GPIO(x) SUS_GPIO_EN##x##_BIT
+#define ACPI_ENABLE_WAKE_SUS_GPIO(x) _ACPI_ENABLE_WAKE_SUS_GPIO(x)
+#define SMI_EN 0x30
+#define INTEL_USB2_EN (1 << 18) // Intel-Specific USB2 SMI logic
+#define USB_EN (1 << 17) // Legacy USB2 SMI logic
+#define PERIODIC_EN (1 << 14) // SMI on PERIODIC_STS in SMI_STS
+#define TCO_EN (1 << 13) // Enable TCO Logic (BIOSWE et al)
+#define BIOS_RLS (1 << 7) // asserts SCI on bit set
+#define SWSMI_TMR_EN (1 << 6) // start software smi timer on bit set
+#define APMC_EN (1 << 5) // Writes to APM_CNT cause SMI#
+#define SLP_SMI_EN (1 << 4) // Write to SLP_EN in PM1_CNT asserts SMI#
+#define BIOS_EN (1 << 2) // Assert SMI# on setting GBL_RLS bit
+#define EOS (1 << 1) // End of SMI (deassert SMI#)
+#define GBL_SMI_EN (1 << 0) // SMI# generation at all?
+#define SMI_STS 0x34
+#define ALT_GPIO_SMI 0x38
+#define UPRWC 0x3c
+# define UPRWC_WR_EN (1 << 1) // USB Per-Port Registers Write Enable
+#define GPE_CTRL 0x40
+#define PM2A_CNT_BLK 0x50
+#define TCO_RLD 0x60
+#define TCO_STS 0x64
+# define SECOND_TO_STS (1 << 17)
+# define TCO_TIMEOUT (1 << 3)
+#define TCO1_CNT 0x68
+# define TCO_LOCK (1 << 12)
+# define TCO_TMR_HALT (1 << 11)
+#define TCO_TMR 0x70
+
+/* I/O ports */
+#define RST_CNT 0xcf9
+# define FULL_RST (1 << 3)
+# define RST_CPU (1 << 2)
+# define SYS_RST (1 << 1)
+
+#if !defined(__ASSEMBLER__) && !defined(__ACPI__)
+
+/* Track power state from reset to log events. */
+struct chipset_power_state {
+ uint16_t pm1_sts;
+ uint16_t pm1_en;
+ uint32_t pm1_cnt;
+ uint32_t gpe0_sts;
+ uint32_t gpe0_en;
+ uint32_t tco_sts;
+ uint32_t prsts;
+ uint32_t gen_pmcon1;
+ uint32_t gen_pmcon2;
+} __attribute__((packed));
+
+/* Power Management Utility Functions. */
+uint16_t get_pmbase(void);
+uint32_t clear_smi_status(void);
+uint16_t clear_pm1_status(void);
+uint32_t clear_tco_status(void);
+uint32_t clear_gpe_status(void);
+uint32_t clear_alt_status(void);
+void clear_pmc_status(void);
+void enable_smi(uint32_t mask);
+void disable_smi(uint32_t mask);
+void enable_pm1(uint16_t events);
+void enable_pm1_control(uint32_t mask);
+void disable_pm1_control(uint32_t mask);
+void enable_gpe(uint32_t mask);
+void disable_gpe(uint32_t mask);
+void disable_all_gpe(void);
+
+#if CONFIG_ELOG
+void southcluster_log_state(void);
+#else
+static inline void southcluster_log_state(void) {}
+#endif
+
+#endif /* !defined(__ASSEMBLER__) && !defined(__ACPI__) */
+
+#endif /* _BAYTRAIL_PMC_H_ */
diff --git a/src/soc/intel/baytrail/include/soc/ramstage.h b/src/soc/intel/baytrail/include/soc/ramstage.h
new file mode 100644
index 0000000000..0ed83bd1d4
--- /dev/null
+++ b/src/soc/intel/baytrail/include/soc/ramstage.h
@@ -0,0 +1,42 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright (C) 2013 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.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
+#ifndef _BAYTRAIL_RAMSTAGE_H_
+#define _BAYTRAIL_RAMSTAGE_H_
+
+#include <device/device.h>
+#include <soc/intel/baytrail/chip.h>
+
+/* The baytrail_init_pre_device() function is called prior to device
+ * initialization, but it's after console and cbmem has been reinitialized. */
+void baytrail_init_pre_device(struct soc_intel_baytrail_config *config);
+void baytrail_init_cpus(device_t dev);
+void set_max_freq(void);
+void southcluster_enable_dev(device_t dev);
+#if CONFIG_HAVE_REFCODE_BLOB
+void baytrail_run_reference_code(void);
+#else
+static inline void baytrail_run_reference_code(void) {}
+#endif
+void baytrail_init_scc(void);
+void scc_enable_acpi_mode(device_t dev, int iosf_reg, int nvs_index);
+
+extern struct pci_operations soc_pci_ops;
+
+#endif /* _BAYTRAIL_RAMSTAGE_H_ */
diff --git a/src/soc/intel/baytrail/include/soc/reset.h b/src/soc/intel/baytrail/include/soc/reset.h
new file mode 100644
index 0000000000..dbf0fd23cf
--- /dev/null
+++ b/src/soc/intel/baytrail/include/soc/reset.h
@@ -0,0 +1,36 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright (C) 2013 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.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
+#ifndef _BAYTRAIL_RESET_H_
+#define _BAYTRAIL_RESET_H_
+#include <reset.h>
+
+/* Bay Trail has the following types of resets:
+ * - Soft reset (INIT# to cpu) - write 0x1 to I/O 0x92
+ * - Soft reset (INIT# to cpu)- write 0x4 to I/0 0xcf9
+ * - Cold reset (S0->S5->S0) - write 0xe to I/0 0xcf9
+ * - Warm reset (PMC_PLTRST# assertion) - write 0x6 to I/O 0xcf9
+ * - Global reset (S0->S5->S0 with TXE reset) - write 0x6 or 0xe to 0xcf9 but
+ * with ETR[20] set.
+ */
+
+void cold_reset(void);
+void warm_reset(void);
+
+#endif /* _BAYTRAIL_RESET_H_ */
diff --git a/src/soc/intel/baytrail/include/soc/romstage.h b/src/soc/intel/baytrail/include/soc/romstage.h
new file mode 100644
index 0000000000..f99a8e28bc
--- /dev/null
+++ b/src/soc/intel/baytrail/include/soc/romstage.h
@@ -0,0 +1,54 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright (C) 2013 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.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
+#ifndef _BAYTRAIL_ROMSTAGE_H_
+#define _BAYTRAIL_ROMSTAGE_H_
+
+#if !defined(__PRE_RAM__)
+#error "Don't include romstage.h from a ramstage compilation unit!"
+#endif
+
+#include <stdint.h>
+#include <arch/cpu.h>
+#include <soc/mrc_wrapper.h>
+
+struct romstage_params {
+ unsigned long bist;
+ struct mrc_params *mrc_params;
+};
+
+void mainboard_romstage_entry(struct romstage_params *params);
+void romstage_common(struct romstage_params *params);
+void * asmlinkage romstage_main(unsigned long bist, uint32_t tsc_lo,
+ uint32_t tsc_high);
+void asmlinkage romstage_after_car(void);
+void raminit(struct mrc_params *mp, int prev_sleep_state);
+void gfx_init(void);
+void tco_disable(void);
+void punit_init(void);
+void set_max_freq(void);
+int early_spi_read_wpsr(u8 *sr);
+
+#if CONFIG_ENABLE_BUILTIN_COM1
+void byt_config_com1_and_enable(void);
+#else
+static inline void byt_config_com1_and_enable(void) { }
+#endif
+
+#endif /* _BAYTRAIL_ROMSTAGE_H_ */
diff --git a/src/soc/intel/baytrail/include/soc/sata.h b/src/soc/intel/baytrail/include/soc/sata.h
new file mode 100644
index 0000000000..7704c18f34
--- /dev/null
+++ b/src/soc/intel/baytrail/include/soc/sata.h
@@ -0,0 +1,26 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright (C) 2013 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.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
+#ifndef BAYTRAIL_SATA_H
+#define BAYTRAIL_SATA_H
+
+#define SATA_SIRI 0xa0
+#define SATA_SIRD 0xa4
+
+#endif
diff --git a/src/soc/intel/baytrail/include/soc/smm.h b/src/soc/intel/baytrail/include/soc/smm.h
new file mode 100644
index 0000000000..0d920fb642
--- /dev/null
+++ b/src/soc/intel/baytrail/include/soc/smm.h
@@ -0,0 +1,49 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright (C) 2013 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.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
+#ifndef _BAYTRAIL_SMM_H_
+#define _BAYTRAIL_SMM_H_
+
+/* There is a bug in the order of Kconfig includes in that arch/x86/Kconfig
+ * is included after chipset code. This causes the chipset's Kconfig to be
+ * clobbered by the arch/x86/Kconfig if they have the same name. */
+static inline int smm_region_size(void)
+{
+ /* Make it 8MiB by default. */
+ if (CONFIG_SMM_TSEG_SIZE == 0)
+ return (8 << 20);
+ return CONFIG_SMM_TSEG_SIZE;
+}
+
+uintptr_t smm_region_start(void);
+
+#if !defined(__PRE_RAM__) && !defined(__SMM___)
+#include <stdint.h>
+void southcluster_smm_clear_state(void);
+void southcluster_smm_enable_smi(void);
+void southcluster_smm_save_param(int param, uint32_t data);
+#endif
+
+enum {
+ SMM_SAVE_PARAM_GPIO_ROUTE = 0,
+ SMM_SAVE_PARAM_PCIE_WAKE_ENABLE,
+ SMM_SAVE_PARAM_COUNT
+};
+
+#endif /* _BAYTRAIL_SMM_H_ */
diff --git a/src/soc/intel/baytrail/include/soc/spi.h b/src/soc/intel/baytrail/include/soc/spi.h
new file mode 100644
index 0000000000..ef71ad5a79
--- /dev/null
+++ b/src/soc/intel/baytrail/include/soc/spi.h
@@ -0,0 +1,74 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright (C) 2013 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.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
+#ifndef _BAYTRAIL_SPI_H_
+#define _BAYTRAIL_SPI_H_
+
+#include <stdint.h>
+
+/* These registers live behind SPI_BASE_ADDRESS. */
+#define HSFSTS 0x04
+#define FDATA0 0x10
+# define FLOCKDN (0x1 << 15)
+#define SSFS 0x90
+# define CYCLE_DONE_STATUS (0x1 << 2)
+# define FLASH_CYCLE_ERROR (0x1 << 3)
+#define SSFC 0x91
+# define SPI_CYCLE_GO (0x1 << 1)
+# define DATA_CYCLE (0x1 << 14)
+#define PREOP 0x94
+#define OPTYPE 0x96
+#define OPMENU0 0x98
+#define OPMENU1 0x9c
+#define LVSCC 0xc4
+# define VCL (0x1 << 23)
+# define EO(x) (((x) & 0xff) << 8)
+# define WG_1_BYTE (0x0 << 2)
+# define WG_64_BYTE (0x1 << 2)
+# define BES_256_BYTE (0x0 << 0)
+# define BES_4_KB (0x1 << 0)
+# define BES_8_KB (0x2 << 0)
+# define BES_64_KB (0x3 << 0)
+#define UVSCC 0xc8
+#define SCS 0xf8
+# define SMIWPEN (0x1 << 7)
+#define BCR 0xfc
+# define EISS (0x1 << 5)
+# define SRC_MASK (0x3 << 2)
+# define SRC_CACHE_NO_PREFETCH (0x0 << 2)
+# define SRC_NO_CACHE_NO_PREFETCH (0x1 << 2)
+# define SRC_CACHE_PREFETCH (0x2 << 2)
+# define BCR_LE (0x1 << 1)
+# define BCR_WPD (0x1 << 0)
+
+/*
+ * SPI lockdown configuration.
+ */
+struct spi_config {
+ uint16_t preop;
+ uint16_t optype;
+ uint32_t opmenu[2];
+ uint32_t lvscc;
+ uint32_t uvscc;
+};
+
+/* Return 0 on success < 0 on failure. */
+int mainboard_get_spi_config(struct spi_config *cfg);
+
+#endif /* _BAYTRAIL_SPI_H_ */
diff --git a/src/soc/intel/baytrail/include/soc/xhci.h b/src/soc/intel/baytrail/include/soc/xhci.h
new file mode 100644
index 0000000000..b317361c08
--- /dev/null
+++ b/src/soc/intel/baytrail/include/soc/xhci.h
@@ -0,0 +1,56 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright (C) 2013 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.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
+#ifndef BAYTRAIL_XHCI_H
+#define BAYTRAIL_XHCI_H
+
+/* XHCI PCI Registers */
+#define XHCI_PWR_CTL_STS 0x74
+#define XHCI_USB2PR 0xd0
+#define XHCI_USB2PRM 0xd4
+#define XHCI_USB3PR 0xd8
+#define XHCI_USB3PRM 0xdc
+#define XHCI_USB2PDO 0xe4
+#define XHCI_USB3PDO 0xe8
+
+/* XHCI Memory Registers */
+#define XHCI_USB3_PORTSC(port) (0x4e0 + (port * 0x10))
+# define XHCI_USB3_PORTSC_CHST (0x7f << 17)
+# define XHCI_USB3_PORTSC_WCE (1 << 25) /* Wake on Connect */
+# define XHCI_USB3_PORTSC_WDE (1 << 26) /* Wake on Disconnect */
+# define XHCI_USB3_PORTSC_WOE (1 << 27) /* Wake on Overcurrent */
+# define XHCI_USB3_PORTSC_WRC (1 << 19) /* Warm Reset Complete */
+# define XHCI_USB3_PORTSC_LWS (1 << 16) /* Link Write Strobe */
+# define XHCI_USB3_PORTSC_PED (1 << 1) /* Port Enabled/Disabled */
+# define XHCI_USB3_PORTSC_WPR (1 << 31) /* Warm Port Reset */
+# define XHCI_USB3_PORTSC_PLS (0xf << 5) /* Port Link State */
+# define XHCI_PLSR_DISABLED (4 << 5) /* Port is disabled */
+# define XHCI_PLSR_RXDETECT (5 << 5) /* Port is disconnected */
+# define XHCI_PLSR_POLLING (7 << 5) /* Port is polling */
+# define XHCI_PLSW_ENABLE (5 << 5) /* Enable port */
+
+/* The Fuse register is incorrect for Baytrail-M so use hardcoded values */
+#define BYTM_USB2_PORT_COUNT 4
+#define BYTM_USB2_PORT_MAP 0xf
+#define BYTM_USB3_PORT_COUNT 1
+#define BYTM_USB3_PORT_MAP 0x1
+
+#define XHCI_RESET_TIMEOUT 100000 /* 100ms */
+
+#endif /* BAYTRAIL_XHCI_H */