Alexander Couzens (lynxis@fe80.eu) just uploaded a new patch set to gerrit, which you can find at http://review.coreboot.org/12500
-gerrit
commit 0f7e5a9141acc7ae84aad81da121ffdd6b55ca10 Author: Alexander Couzens lynxis@fe80.eu Date: Wed May 27 22:38:08 2015 +0200
NOT-YET-FOR-MERGE add gnawty based on rambi
Gnawty is very similiar to rambi. Only the ram settings seems to be different.
Change-Id: Ia5db801423a29888764a9cac019279c171382591 Signed-off-by: Alexander Couzens lynxis@fe80.eu --- src/mainboard/google/gnawty/Kconfig | 45 ++++ src/mainboard/google/gnawty/Kconfig.name | 2 + src/mainboard/google/gnawty/Makefile.inc | 25 +++ src/mainboard/google/gnawty/acpi/chromeos.asl | 32 +++ src/mainboard/google/gnawty/acpi/dptf.asl | 71 +++++++ src/mainboard/google/gnawty/acpi/ec.asl | 20 ++ src/mainboard/google/gnawty/acpi/mainboard.asl | 215 +++++++++++++++++++ src/mainboard/google/gnawty/acpi/superio.asl | 27 +++ src/mainboard/google/gnawty/acpi/video.asl | 43 ++++ src/mainboard/google/gnawty/acpi_tables.c | 64 ++++++ src/mainboard/google/gnawty/chromeos.c | 120 +++++++++++ src/mainboard/google/gnawty/cmos.layout | 137 ++++++++++++ src/mainboard/google/gnawty/devicetree.cb | 101 +++++++++ src/mainboard/google/gnawty/dsdt.asl | 54 +++++ src/mainboard/google/gnawty/ec.c | 48 +++++ src/mainboard/google/gnawty/ec.h | 62 ++++++ src/mainboard/google/gnawty/fadt.c | 46 +++++ src/mainboard/google/gnawty/gpio.c | 230 +++++++++++++++++++++ src/mainboard/google/gnawty/irqroute.c | 18 ++ src/mainboard/google/gnawty/irqroute.h | 58 ++++++ src/mainboard/google/gnawty/mainboard.c | 181 ++++++++++++++++ src/mainboard/google/gnawty/mainboard_smi.c | 121 +++++++++++ src/mainboard/google/gnawty/onboard.h | 39 ++++ src/mainboard/google/gnawty/romstage.c | 98 +++++++++ .../spd/Hynix_HMT425S6CFR6A_H5TC4G63CFR.spd.hex | 17 ++ src/mainboard/google/gnawty/spd/Makefile.inc | 49 +++++ .../spd/hynix_1GiB_dimm_H5TC2G63FFR-PBA.spd.hex | 32 +++ .../spd/hynix_2GiB_dimm_H5TC4G63AFR-PBA.spd.hex | 32 +++ .../spd/hynix_2GiB_dimm_H5TC4G63MFR-PBA.spd.hex | 16 ++ .../spd/kingston_2GiB_dimm_D2516EC4BXGGB.spd.hex | 16 ++ .../spd/micron_1GiB_dimm_MT41K128M16JT-125.spd.hex | 32 +++ .../spd/micron_2GiB_dimm_MT41K256M16HA-125.spd.hex | 32 +++ .../spd/samsung_2GiB_dimm_K4B4G1646Q-HYK0.spd.hex | 17 ++ src/mainboard/google/gnawty/w25q64.c | 70 +++++++ 34 files changed, 2170 insertions(+)
diff --git a/src/mainboard/google/gnawty/Kconfig b/src/mainboard/google/gnawty/Kconfig new file mode 100644 index 0000000..1071fe7 --- /dev/null +++ b/src/mainboard/google/gnawty/Kconfig @@ -0,0 +1,45 @@ +if BOARD_GOOGLE_GNAWTY + +config BOARD_SPECIFIC_OPTIONS + def_bool y + select SOC_INTEL_BAYTRAIL + select EC_GOOGLE_CHROMEEC + select ENABLE_BUILTIN_COM1 + select BOARD_ROMSIZE_KB_8192 + select HAVE_ACPI_TABLES + select HAVE_OPTION_TABLE + select HAVE_ACPI_RESUME + select MAINBOARD_HAS_CHROMEOS + select MAINBOARD_HAS_LPC_TPM + +config CHROMEOS + select CHROMEOS_VBNV_CMOS + select LID_SWITCH + select EC_SOFTWARE_SYNC + select VIRTUAL_DEV_SWITCH + +config MAINBOARD_DIR + string + default google/gnawty + +config MAINBOARD_PART_NUMBER + string + default "Gnawty" + +config VGA_BIOS_FILE + string + default "pci8086,0166.rom" + +config HAVE_IFD_BIN + bool + default n + +config HAVE_ME_BIN + bool + default n + +config HAVE_GBE_BIN + bool + default n + +endif # BOARD_GOOGLE_GNAWTY diff --git a/src/mainboard/google/gnawty/Kconfig.name b/src/mainboard/google/gnawty/Kconfig.name new file mode 100644 index 0000000..8fbb160 --- /dev/null +++ b/src/mainboard/google/gnawty/Kconfig.name @@ -0,0 +1,2 @@ +config BOARD_GOOGLE_GNAWTY + bool "Gnawty" diff --git a/src/mainboard/google/gnawty/Makefile.inc b/src/mainboard/google/gnawty/Makefile.inc new file mode 100644 index 0000000..65221ac --- /dev/null +++ b/src/mainboard/google/gnawty/Makefile.inc @@ -0,0 +1,25 @@ +## +## 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. +## + +subdirs-y += spd + +romstage-y += chromeos.c +ramstage-y += chromeos.c +ramstage-y += gpio.c +ramstage-$(CONFIG_EC_GOOGLE_CHROMEEC) += ec.c +ramstage-y += irqroute.c +ramstage-y += w25q64.c + +smm-$(CONFIG_HAVE_SMI_HANDLER) += mainboard_smi.c diff --git a/src/mainboard/google/gnawty/acpi/chromeos.asl b/src/mainboard/google/gnawty/acpi/chromeos.asl new file mode 100644 index 0000000..3072eca --- /dev/null +++ b/src/mainboard/google/gnawty/acpi/chromeos.asl @@ -0,0 +1,32 @@ +/* + * This file is part of the coreboot project. + * + * 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. + */ + +/* + * Fields are in the following order. + * - Type: recovery = 1 developer mode = 2 write protect = 3 + * - Active Level - if -1 not a valid gpio + * - GPIO number encoding - if -1 not a valid gpio + * - Chipset Name + * + * Note: On Bay Trail we need to encode gpios within the 3 separate banks + * with the MMIO offset of each banks space. e.g. GPIO_SUS[8] would be encoded + * as 0x2008 where the SUS offset (IO_BASE_OFFSET_GPSSUS) is 0x2000. + */ + +Name(OIPG, Package() { + // No physical recovery button + Package () { 0x0001, 0, 0xFFFFFFFF, "BayTrail" }, + Package () { 0x0003, 1, 0x2006, "BayTrail" }, +}) diff --git a/src/mainboard/google/gnawty/acpi/dptf.asl b/src/mainboard/google/gnawty/acpi/dptf.asl new file mode 100644 index 0000000..46e54d0 --- /dev/null +++ b/src/mainboard/google/gnawty/acpi/dptf.asl @@ -0,0 +1,71 @@ +#define DPTF_CPU_PASSIVE 80 +#define DPTF_CPU_CRITICAL 90 + +#define DPTF_TSR0_SENSOR_ID 1 +#define DPTF_TSR0_SENSOR_NAME "TMP432_Internal" +#define DPTF_TSR0_PASSIVE 45 +#define DPTF_TSR0_CRITICAL 80 + +#define DPTF_TSR1_SENSOR_ID 2 +#define DPTF_TSR1_SENSOR_NAME "TMP432_Power_top" +#define DPTF_TSR1_PASSIVE 70 +#define DPTF_TSR1_CRITICAL 85 + +#define DPTF_TSR2_SENSOR_ID 3 +#define DPTF_TSR2_SENSOR_NAME "TMP432_CPU_bottom" +#define DPTF_TSR2_PASSIVE 44 +#define DPTF_TSR2_CRITICAL 75 + +#define DPTF_ENABLE_CHARGER + +/* Charger performance states, board-specific values from charger and EC */ +Name (CHPS, Package () { + Package () { 0, 0, 0, 0, 255, 0x6a4, "mA", 0 }, /* 1.7A (MAX) */ + Package () { 0, 0, 0, 0, 24, 0x600, "mA", 0 }, /* 1.5A */ + Package () { 0, 0, 0, 0, 16, 0x400, "mA", 0 }, /* 1.0A */ + Package () { 0, 0, 0, 0, 8, 0x200, "mA", 0 }, /* 0.5A */ + Package () { 0, 0, 0, 0, 0, 0x080, "mA", 0 }, /* 0.128A */ +}) + +/* Mainboard specific _PDL is 1GHz */ +Name (MPDL, 8) + +Name (DTRT, Package () { + /* CPU Throttle Effect on CPU */ + Package () { _SB.DPTF.TCPU, _SB.DPTF.TCPU, 100, 50, 0, 0, 0, 0 }, + + /* CPU Effect on Temp Sensor 0 */ + Package () { _SB.DPTF.TCPU, _SB.DPTF.TSR0, 100, 300, 0, 0, 0, 0 }, + +#ifdef DPTF_ENABLE_CHARGER + /* Charger Effect on Temp Sensor 1 */ + Package () { _SB.DPTF.TCHG, _SB.DPTF.TSR1, 200, 1200, 0, 0, 0, 0 }, +#endif + + /* CPU Effect on Temp Sensor 2 */ + Package () { _SB.DPTF.TCPU, _SB.DPTF.TSR2, 100, 60, 0, 0, 0, 0 }, +}) + +Name (MPPC, Package () +{ + 0x2, // Revision + Package () { // Power Limit 1 + 0, // PowerLimitIndex, 0 for Power Limit 1 + 1600, // PowerLimitMinimum + 6300, // PowerLimitMaximum + 1000, // TimeWindowMinimum + 1000, // TimeWindowMaximum + 200 // StepSize + }, + Package () { // Power Limit 2 + 1, // PowerLimitIndex, 1 for Power Limit 2 + 8000, // PowerLimitMinimum + 8000, // PowerLimitMaximum + 1000, // TimeWindowMinimum + 1000, // TimeWindowMaximum + 1000 // StepSize + } +}) + +/* Include Baytrail DPTF */ +#include <soc/intel/baytrail/acpi/dptf/dptf.asl> diff --git a/src/mainboard/google/gnawty/acpi/ec.asl b/src/mainboard/google/gnawty/acpi/ec.asl new file mode 100644 index 0000000..94976c4 --- /dev/null +++ b/src/mainboard/google/gnawty/acpi/ec.asl @@ -0,0 +1,20 @@ +/* + * This file is part of the coreboot project. + * + * Copyright (C) 2012 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. + */ + +/* mainboard configuration */ +#include <mainboard/google/gnawty/ec.h> + +/* ACPI code for EC functions */ +#include <ec/google/chromeec/acpi/ec.asl> diff --git a/src/mainboard/google/gnawty/acpi/mainboard.asl b/src/mainboard/google/gnawty/acpi/mainboard.asl new file mode 100644 index 0000000..d1aafd2 --- /dev/null +++ b/src/mainboard/google/gnawty/acpi/mainboard.asl @@ -0,0 +1,215 @@ +/* + * This file is part of the coreboot project. + * + * Copyright (C) 2012 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 <mainboard/google/gnawty/onboard.h> + +Scope (_SB) +{ + Device (LID0) + { + Name (_HID, EisaId ("PNP0C0D")) + Name (_PRW, Package() { BOARD_PCH_WAKE_GPIO, 0x5 }) + Method (_LID, 0) + { + Store (_SB.PCI0.LPCB.EC0.LIDS, \LIDS) + Return (\LIDS) + } + } + + Device (PWRB) + { + Name (_HID, EisaId ("PNP0C0C")) + Name (_UID, 1) + } + + /* Wake device for touchpad */ + Device (TPAD) + { + Name (_HID, EisaId ("PNP0C0E")) + Name (_UID, 1) + Name (_PRW, Package() { BOARD_TRACKPAD_WAKE_GPIO, 0x3 }) + + Name (RBUF, ResourceTemplate() + { + Interrupt (ResourceConsumer, Edge, ActiveLow) + { + BOARD_TRACKPAD_IRQ + } + }) + + Method (_CRS) + { + /* Only return interrupt if I2C1 is PCI mode */ + If (LEqual (\S1EN, 0)) { + Return (^RBUF) + } + } + } + + /* Wake device for touchscreen */ + Device (TSCR) + { + Name (_HID, EisaId ("PNP0C0E")) + Name (_UID, 2) + Name (_PRW, Package() { BOARD_TOUCHSCREEN_WAKE_GPIO, 0x3 }) + + Name (RBUF, ResourceTemplate() + { + Interrupt (ResourceConsumer, Edge, ActiveLow) + { + BOARD_TOUCHSCREEN_IRQ + } + }) + + Method (_CRS) + { + /* Only return interrupt if I2C6 is PCI mode */ + If (LEqual (\S6EN, 0)) { + Return (^RBUF) + } + } + } +} + +Scope (_SB.I2C1) +{ + Device (ETPA) + { + Name (_HID, "ELAN0000") + Name (_DDN, "Elan Touchpad") + Name (_UID, 3) + Name (ISTP, 1) /* Touchpad */ + + Name (_CRS, ResourceTemplate() + { + I2cSerialBus ( + 0x15, // SlaveAddress + ControllerInitiated, // SlaveMode + 400000, // ConnectionSpeed + AddressingMode7Bit, // AddressingMode + "\_SB.I2C1", // ResourceSource + ) + Interrupt (ResourceConsumer, Edge, ActiveLow) + { + BOARD_TRACKPAD_IRQ + } + }) + + Method (_STA) + { + If (LEqual (\S1EN, 1)) { + Return (0xF) + } Else { + Return (0x0) + } + } + + /* Allow device to power off in S0 */ + Name (_S0W, 4) + } +} + +Scope (_SB.I2C2) +{ + Device (CODC) + { + /* + * TODO(dlaurie): Need official HID. + * + * The current HID is created from the Maxim Integrated + * PCI Vendor ID 193Ch and a shortened device identifier. + */ + Name (_HID, "193C9890") + Name (_DDN, "Maxim 98090 Codec") + Name (_UID, 1) + + Name (_CRS, ResourceTemplate() + { + I2cSerialBus ( + 0x10, // SlaveAddress + ControllerInitiated, // SlaveMode + 400000, // ConnectionSpeed + AddressingMode7Bit, // AddressingMode + "\_SB.I2C2", // ResourceSource + ) + Interrupt (ResourceConsumer, Edge, ActiveLow) + { + BOARD_CODEC_IRQ + } + }) + + Method (_STA) + { + If (LEqual (\S2EN, 1)) { + Return (0xF) + } Else { + Return (0x0) + } + } + } +} + +Scope (_SB.I2C6) +{ + Device (ETSA) + { + Name (_HID, "ELAN0001") + Name (_DDN, "ELAN Touchscreen") + Name (_UID, 6) + Name (ISTP, 0) /* TouchScreen */ + + Name (_CRS, ResourceTemplate() + { + I2cSerialBus ( + 0x10, // SlaveAddress + ControllerInitiated, // SlaveMode + 400000, // ConnectionSpeed + AddressingMode7Bit, // AddressingMode + "\_SB.I2C6", // ResourceSource + ) + Interrupt (ResourceConsumer, Edge, ActiveLow) + { + BOARD_TOUCHSCREEN_IRQ + } + }) + + Method (_STA) + { + If (LEqual (\S6EN, 1)) { + Return (0xF) + } Else { + Return (0x0) + } + } + + /* Allow device to power off in S0 */ + Name (_S0W, 4) + } +} + +Scope (_SB.LPEA) +{ + Name (GBUF, ResourceTemplate () + { + /* Jack Detect (index 0) */ + GpioInt (Edge, ActiveHigh, Exclusive, PullNone,, + "\_SB.GPSC") { 14 } + + /* Mic Detect (index 1) */ + GpioInt (Edge, ActiveHigh, Exclusive, PullNone,, + "\_SB.GPSC") { 15 } + }) +} diff --git a/src/mainboard/google/gnawty/acpi/superio.asl b/src/mainboard/google/gnawty/acpi/superio.asl new file mode 100644 index 0000000..2917a9e --- /dev/null +++ b/src/mainboard/google/gnawty/acpi/superio.asl @@ -0,0 +1,27 @@ +/* + * This file is part of the coreboot project. + * + * 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. + */ + +/* mainboard configuration */ +#include <mainboard/google/gnawty/ec.h> +#include <mainboard/google/gnawty/onboard.h> + +#define SIO_EC_MEMMAP_ENABLE // EC Memory Map Resources +#define SIO_EC_HOST_ENABLE // EC Host Interface Resources +#define SIO_EC_ENABLE_PS2K // Enable PS/2 Keyboard +// Override default IRQ settings +#define SIO_EC_PS2K_IRQ Interrupt(ResourceConsumer, Edge, ActiveLow) {BOARD_I8042_IRQ} + +/* ACPI code for EC SuperIO functions */ +#include <ec/google/chromeec/acpi/superio.asl> diff --git a/src/mainboard/google/gnawty/acpi/video.asl b/src/mainboard/google/gnawty/acpi/video.asl new file mode 100644 index 0000000..3ececa9 --- /dev/null +++ b/src/mainboard/google/gnawty/acpi/video.asl @@ -0,0 +1,43 @@ +/* + * This file is part of the coreboot project. + * + * Copyright (C) 2007-2009 coresystems GmbH + * + * 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 + */ + +// Brightness write +Method (BRTW, 1, Serialized) +{ + // TODO +} + +// Hot Key Display Switch +Method (HKDS, 1, Serialized) +{ + // TODO +} + +// Lid Switch Display Switch +Method (LSDS, 1, Serialized) +{ + // TODO +} + +// Brightness Notification +Method(BRTN,1,Serialized) +{ + // TODO (no displays defined yet) +} + diff --git a/src/mainboard/google/gnawty/acpi_tables.c b/src/mainboard/google/gnawty/acpi_tables.c new file mode 100644 index 0000000..c647c9b --- /dev/null +++ b/src/mainboard/google/gnawty/acpi_tables.c @@ -0,0 +1,64 @@ +/* + * This file is part of the coreboot project. + * + * Copyright (C) 2012 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 <types.h> +#include <string.h> +#include <cbmem.h> +#include <console/console.h> +#include <arch/acpi.h> +#include <arch/ioapic.h> +#include <arch/acpigen.h> +#include <arch/smp/mpspec.h> +#include <device/device.h> +#include <device/pci.h> +#include <device/pci_ids.h> +#include <cpu/cpu.h> +#include <cpu/x86/msr.h> +#include <soc/acpi.h> +#include <soc/nvs.h> +#include <soc/iomap.h> + +void acpi_create_gnvs(global_nvs_t *gnvs) +{ + acpi_init_gnvs(gnvs); + + /* Enable USB ports in S3 */ + gnvs->s3u0 = 1; + gnvs->s3u1 = 1; + + /* Disable USB ports in S5 */ + gnvs->s5u0 = 0; + gnvs->s5u1 = 0; + + /* TPM Present */ + gnvs->tpmp = 1; + + /* Enable DPTF */ + gnvs->dpte = 1; +} + +unsigned long acpi_fill_madt(unsigned long current) +{ + /* Local APICs */ + current = acpi_create_madt_lapics(current); + + /* IOAPIC */ + current += acpi_create_madt_ioapic((acpi_madt_ioapic_t *) current, + 2, IO_APIC_ADDR, 0); + + current = acpi_madt_irq_overrides(current); + + return current; +} diff --git a/src/mainboard/google/gnawty/chromeos.c b/src/mainboard/google/gnawty/chromeos.c new file mode 100644 index 0000000..3f2e9c0 --- /dev/null +++ b/src/mainboard/google/gnawty/chromeos.c @@ -0,0 +1,120 @@ +/* + * 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. + */ + +#include <string.h> +#include <bootmode.h> +#include <arch/io.h> +#include <device/device.h> +#include <device/pci.h> +#include <soc/gpio.h> + +#if CONFIG_EC_GOOGLE_CHROMEEC +#include "ec.h" +#include <ec/google/chromeec/ec.h> +#endif + +/* The WP status pin lives on GPIO_SSUS_6 which is pad 36 in the SUS well. */ +#define WP_STATUS_PAD 36 + +#ifndef __PRE_RAM__ +#include <boot/coreboot_tables.h> + +#define GPIO_COUNT 6 + +void fill_lb_gpios(struct lb_gpios *gpios) +{ + struct lb_gpio *gpio; + + gpios->size = sizeof(*gpios) + (GPIO_COUNT * sizeof(struct lb_gpio)); + gpios->count = GPIO_COUNT; + + gpio = gpios->gpios; + fill_lb_gpio(gpio++, -1, ACTIVE_HIGH, "write protect", + get_write_protect_state()); + fill_lb_gpio(gpio++, -1, ACTIVE_HIGH, "recovery", + recovery_mode_enabled()); + fill_lb_gpio(gpio++, -1, ACTIVE_HIGH, "developer", + get_developer_mode_switch()); + fill_lb_gpio(gpio++, -1, ACTIVE_HIGH, "lid", get_lid_switch()); + fill_lb_gpio(gpio++, -1, ACTIVE_HIGH, "power", 0); + fill_lb_gpio(gpio++, -1, ACTIVE_HIGH, "oprom", gfx_get_init_done()); +} +#endif + +int get_lid_switch(void) +{ +#if CONFIG_EC_GOOGLE_CHROMEEC + u8 ec_switches = inb(EC_LPC_ADDR_MEMMAP + EC_MEMMAP_SWITCHES); + + return !!(ec_switches & EC_SWITCH_LID_OPEN); +#else + /* Default to force open. */ + return 1; +#endif +} + +int get_developer_mode_switch(void) +{ + return 0; +} + +int get_recovery_mode_switch(void) +{ +#if CONFIG_EC_GOOGLE_CHROMEEC + u8 ec_switches = inb(EC_LPC_ADDR_MEMMAP + EC_MEMMAP_SWITCHES); + u32 ec_events; + + /* If a switch is set, we don't need to look at events. */ + if (ec_switches & (EC_SWITCH_DEDICATED_RECOVERY)) + return 1; + + /* Else check if the EC has posted the keyboard recovery event. */ + ec_events = google_chromeec_get_events_b(); + + return !!(ec_events & + EC_HOST_EVENT_MASK(EC_HOST_EVENT_KEYBOARD_RECOVERY)); +#else + return 0; +#endif +} + +int clear_recovery_mode_switch(void) +{ +#if CONFIG_EC_GOOGLE_CHROMEEC + const uint32_t kb_rec_mask = + EC_HOST_EVENT_MASK(EC_HOST_EVENT_KEYBOARD_RECOVERY); + /* Unconditionally clear the EC recovery request. */ + return google_chromeec_clear_events_b(kb_rec_mask); +#else + return 0; +#endif +} + +int get_write_protect_state(void) +{ + /* + * The vboot loader queries this function in romstage. The GPIOs have + * not been set up yet as that configuration is done in ramstage. The + * hardware defaults to an input but there is a 20K pulldown. Externally + * there is a 10K pullup. Disable the internal pull in romstage so that + * there isn't any ambiguity in the reading. + */ +#if defined(__PRE_RAM__) + ssus_disable_internal_pull(WP_STATUS_PAD); +#endif + + /* WP is enabled when the pin is reading high. */ + return ssus_get_gpio(WP_STATUS_PAD); +} diff --git a/src/mainboard/google/gnawty/cmos.layout b/src/mainboard/google/gnawty/cmos.layout new file mode 100644 index 0000000..49fb262 --- /dev/null +++ b/src/mainboard/google/gnawty/cmos.layout @@ -0,0 +1,137 @@ +## +## This file is part of the coreboot project. +## +## Copyright (C) 2007-2008 coresystems GmbH +## +## 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 +## + +# ----------------------------------------------------------------- +entries + +#start-bit length config config-ID name +#0 8 r 0 seconds +#8 8 r 0 alarm_seconds +#16 8 r 0 minutes +#24 8 r 0 alarm_minutes +#32 8 r 0 hours +#40 8 r 0 alarm_hours +#48 8 r 0 day_of_week +#56 8 r 0 day_of_month +#64 8 r 0 month +#72 8 r 0 year +# ----------------------------------------------------------------- +# Status Register A +#80 4 r 0 rate_select +#84 3 r 0 REF_Clock +#87 1 r 0 UIP +# ----------------------------------------------------------------- +# Status Register B +#88 1 r 0 auto_switch_DST +#89 1 r 0 24_hour_mode +#90 1 r 0 binary_values_enable +#91 1 r 0 square-wave_out_enable +#92 1 r 0 update_finished_enable +#93 1 r 0 alarm_interrupt_enable +#94 1 r 0 periodic_interrupt_enable +#95 1 r 0 disable_clock_updates +# ----------------------------------------------------------------- +# Status Register C +#96 4 r 0 status_c_rsvd +#100 1 r 0 uf_flag +#101 1 r 0 af_flag +#102 1 r 0 pf_flag +#103 1 r 0 irqf_flag +# ----------------------------------------------------------------- +# Status Register D +#104 7 r 0 status_d_rsvd +#111 1 r 0 valid_cmos_ram +# ----------------------------------------------------------------- +# Diagnostic Status Register +#112 8 r 0 diag_rsvd1 + +# ----------------------------------------------------------------- +0 120 r 0 reserved_memory +#120 264 r 0 unused + +# ----------------------------------------------------------------- +# RTC_BOOT_BYTE (coreboot hardcoded) +384 1 e 4 boot_option +385 1 e 4 last_boot +388 4 r 0 reboot_bits +#390 2 r 0 unused? + +# ----------------------------------------------------------------- +# coreboot config options: console +392 3 e 5 baud_rate +395 4 e 6 debug_level +#399 1 r 0 unused + +# coreboot config options: cpu +400 1 e 2 hyper_threading +#401 7 r 0 unused + +# coreboot config options: southbridge +408 1 e 1 nmi +409 2 e 7 power_on_after_fail +#411 5 r 0 unused + +# coreboot config options: bootloader +#Used by ChromeOS: +416 128 r 0 vbnv +#544 440 r 0 unused + +# SandyBridge MRC Scrambler Seed values +896 32 r 0 mrc_scrambler_seed +928 32 r 0 mrc_scrambler_seed_s3 + +# coreboot config options: check sums +984 16 h 0 check_sum +#1000 24 r 0 amd_reserved + +# ----------------------------------------------------------------- + +enumerations + +#ID value text +1 0 Disable +1 1 Enable +2 0 Enable +2 1 Disable +4 0 Fallback +4 1 Normal +5 0 115200 +5 1 57600 +5 2 38400 +5 3 19200 +5 4 9600 +5 5 4800 +5 6 2400 +5 7 1200 +6 1 Emergency +6 2 Alert +6 3 Critical +6 4 Error +6 5 Warning +6 6 Notice +6 7 Info +6 8 Debug +6 9 Spew +7 0 Disable +7 1 Enable +7 2 Keep +# ----------------------------------------------------------------- +checksums + +checksum 392 415 984 diff --git a/src/mainboard/google/gnawty/devicetree.cb b/src/mainboard/google/gnawty/devicetree.cb new file mode 100644 index 0000000..bb6fcad --- /dev/null +++ b/src/mainboard/google/gnawty/devicetree.cb @@ -0,0 +1,101 @@ +chip soc/intel/baytrail + + # SATA port enable mask (2 ports) + register "sata_port_map" = "0x1" + register "sata_ahci" = "0x1" + register "ide_legacy_combined" = "0x0" + + # Route USB ports to XHCI + register "usb_route_to_xhci" = "1" + + # USB Port Disable Mask + register "usb2_port_disable_mask" = "0x0" + register "usb3_port_disable_mask" = "0x0" + + # USB PHY settings + # TODO: These values are from Baytrail and need tuned for Gnawty board + register "usb2_per_port_lane0" = "0x00049a09" + register "usb2_per_port_rcomp_hs_pullup0" = "0x0300401d" + register "usb2_per_port_lane1" = "0x00049a09" + register "usb2_per_port_rcomp_hs_pullup1" = "0x0300401d" + register "usb2_per_port_lane2" = "0x00049209" + register "usb2_per_port_rcomp_hs_pullup2" = "0x01004015" + register "usb2_per_port_lane3" = "0x00049a09" + register "usb2_per_port_rcomp_hs_pullup3" = "0x0300401d" + + # LPE audio codec settings + register "lpe_codec_clk_freq" = "25" # 25MHz clock + register "lpe_codec_clk_num" = "0" # PMC_PLT_CLK[0] + + # SD Card controller + register "sdcard_cap_low" = "0x036864b2" + register "sdcard_cap_high" = "0x0" + + # Enable devices in ACPI mode + register "lpe_acpi_mode" = "1" + register "lpss_acpi_mode" = "1" + register "scc_acpi_mode" = "1" + + # Allow PCIe devices to wake system from suspend + register "pcie_wake_enable" = "1" + + # Enable PIPEA as DP_C + register "gpu_pipea_port_select" = "2" # DP_C + register "gpu_pipea_power_cycle_delay" = "6" # 600ms + register "gpu_pipea_power_on_delay" = "5000" # 500ms + register "gpu_pipea_light_on_delay" = "70" # 7ms + register "gpu_pipea_power_off_delay" = "500" # 50ms + register "gpu_pipea_light_off_delay" = "2000" # 200ms + + # VR PS2 control + register "vnn_ps2_enable" = "1" + register "vcc_ps2_enable" = "1" + + # Disable SLP_X stretching after SUS power well fail. + register "disable_slp_x_stretch_sus_fail" = "1" + + device cpu_cluster 0 on + device lapic 0 on end + end + device domain 0 on + device pci 00.0 on end # SoC router + device pci 02.0 on end # GFX + device pci 11.0 off end # SDIO + device pci 12.0 on end # SD + device pci 13.0 on end # SATA + device pci 14.0 on end # XHCI + device pci 15.0 on end # LPE + device pci 17.0 on end # MMC + device pci 18.0 on end # SIO_DMA1 + device pci 18.1 on end # I2C1 + device pci 18.2 on end # I2C2 + device pci 18.3 off end # I2C3 + device pci 18.4 off end # I2C4 + device pci 18.5 on end # I2C5 + device pci 18.6 on end # I2C6 + device pci 18.7 off end # I2C7 + device pci 1a.0 on end # TXE + device pci 1b.0 on end # HDA + device pci 1c.0 on end # PCIE_PORT1 + device pci 1c.1 on end # PCIE_PORT2 + device pci 1c.2 off end # PCIE_PORT3 + device pci 1c.3 off end # PCIE_PORT4 + device pci 1d.0 on end # EHCI + device pci 1e.0 on end # SIO_DMA2 + device pci 1e.1 off end # PWM1 + device pci 1e.2 off end # PWM2 + device pci 1e.3 off end # HSUART1 + device pci 1e.4 off end # HSUART2 + device pci 1e.5 off end # SPI + device pci 1f.0 on + chip ec/google/chromeec + # We only have one init function that + # we need to call to initialize the + # keyboard part of the EC. + device pnp ff.1 on # dummy address + end + end + end # LPC Bridge + device pci 1f.3 off end # SMBus + end +end diff --git a/src/mainboard/google/gnawty/dsdt.asl b/src/mainboard/google/gnawty/dsdt.asl new file mode 100644 index 0000000..6475e1c --- /dev/null +++ b/src/mainboard/google/gnawty/dsdt.asl @@ -0,0 +1,54 @@ +/* + * This file is part of the coreboot project. + * + * Copyright (C) 2007-2009 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. + */ + +#define ENABLE_TPM + +DefinitionBlock( + "dsdt.aml", + "DSDT", + 0x05, // DSDT revision: ACPI v5.0 + "COREv4", // OEM id + "COREBOOT", // OEM table id + 0x20110725 // OEM revision +) +{ + // Some generic macros + #include <soc/intel/baytrail/acpi/platform.asl> + + // global NVS and variables + #include <soc/intel/baytrail/acpi/globalnvs.asl> + + #include <soc/intel/baytrail/acpi/cpu.asl> + + Scope (_SB) { + Device (PCI0) + { + //#include <soc/intel/baytrail/acpi/northcluster.asl> + #include <soc/intel/baytrail/acpi/southcluster.asl> + } + + /* Dynamic Platform Thermal Framework */ + #include "acpi/dptf.asl" + } + + #include "acpi/chromeos.asl" + #include <vendorcode/google/chromeos/acpi/chromeos.asl> + + /* Chipset specific sleep states */ + #include <soc/intel/baytrail/acpi/sleepstates.asl> + + #include "acpi/mainboard.asl" +} diff --git a/src/mainboard/google/gnawty/ec.c b/src/mainboard/google/gnawty/ec.c new file mode 100644 index 0000000..27fcb0f --- /dev/null +++ b/src/mainboard/google/gnawty/ec.c @@ -0,0 +1,48 @@ +/* + * This file is part of the coreboot project. + * + * Copyright (C) 2012 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 <arch/acpi.h> +#include <types.h> +#include <console/console.h> +#include <ec/google/chromeec/ec.h> +#include "ec.h" + +void mainboard_ec_init(void) +{ + printk(BIOS_DEBUG, "mainboard_ec_init\n"); + post_code(0xf0); + + /* Restore SCI event mask on resume. */ + if (acpi_is_wakeup_s3()) { + google_chromeec_log_events(MAINBOARD_EC_LOG_EVENTS | + MAINBOARD_EC_S3_WAKE_EVENTS); + + /* Disable SMI and wake events */ + google_chromeec_set_smi_mask(0); + + /* Clear pending events */ + while (google_chromeec_get_event() != 0); + google_chromeec_set_sci_mask(MAINBOARD_EC_SCI_EVENTS); + } else { + google_chromeec_log_events(MAINBOARD_EC_LOG_EVENTS | + MAINBOARD_EC_S5_WAKE_EVENTS); + google_chromeec_set_smi_mask(MAINBOARD_EC_SMI_EVENTS); + } + + /* Clear wake events, these are enabled on entry to sleep */ + google_chromeec_set_wake_mask(0); + + post_code(0xf1); +} diff --git a/src/mainboard/google/gnawty/ec.h b/src/mainboard/google/gnawty/ec.h new file mode 100644 index 0000000..159351b --- /dev/null +++ b/src/mainboard/google/gnawty/ec.h @@ -0,0 +1,62 @@ +/* + * This file is part of the coreboot project. + * + * Copyright (C) 2012 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 <ec/google/chromeec/ec_commands.h> + +/* GPIO_S0_000 is EC_SCI#, but it is bit 24 in GPE_STS */ +#define EC_SCI_GPI 24 +/* GPIO_S5_07 is EC_SMI#, but it is bit 23 in GPE_STS and ALT_GPIO_SMI. */ +#define EC_SMI_GPI 23 + +#define MAINBOARD_EC_SCI_EVENTS \ + (EC_HOST_EVENT_MASK(EC_HOST_EVENT_LID_CLOSED) |\ + EC_HOST_EVENT_MASK(EC_HOST_EVENT_LID_OPEN) |\ + EC_HOST_EVENT_MASK(EC_HOST_EVENT_AC_CONNECTED) |\ + EC_HOST_EVENT_MASK(EC_HOST_EVENT_AC_DISCONNECTED) |\ + EC_HOST_EVENT_MASK(EC_HOST_EVENT_BATTERY_LOW) |\ + EC_HOST_EVENT_MASK(EC_HOST_EVENT_BATTERY_CRITICAL) |\ + EC_HOST_EVENT_MASK(EC_HOST_EVENT_BATTERY) |\ + EC_HOST_EVENT_MASK(EC_HOST_EVENT_THERMAL_THRESHOLD) |\ + EC_HOST_EVENT_MASK(EC_HOST_EVENT_THERMAL_OVERLOAD) |\ + EC_HOST_EVENT_MASK(EC_HOST_EVENT_THROTTLE_START) |\ + EC_HOST_EVENT_MASK(EC_HOST_EVENT_THROTTLE_STOP) |\ + EC_HOST_EVENT_MASK(EC_HOST_EVENT_USB_CHARGER)) + +#define MAINBOARD_EC_SMI_EVENTS \ + (EC_HOST_EVENT_MASK(EC_HOST_EVENT_LID_CLOSED)) + +/* EC can wake from S5 with lid or power button */ +#define MAINBOARD_EC_S5_WAKE_EVENTS \ + (EC_HOST_EVENT_MASK(EC_HOST_EVENT_LID_OPEN) |\ + EC_HOST_EVENT_MASK(EC_HOST_EVENT_POWER_BUTTON)) + +/* EC can wake from S3 with lid or power button or key press */ +#define MAINBOARD_EC_S3_WAKE_EVENTS \ + (MAINBOARD_EC_S5_WAKE_EVENTS |\ + EC_HOST_EVENT_MASK(EC_HOST_EVENT_KEY_PRESSED)) + +/* Log EC wake events plus EC shutdown events */ +#define MAINBOARD_EC_LOG_EVENTS \ + (EC_HOST_EVENT_MASK(EC_HOST_EVENT_THERMAL_SHUTDOWN) |\ + EC_HOST_EVENT_MASK(EC_HOST_EVENT_BATTERY_SHUTDOWN)) + +#ifndef __ACPI__ +extern void mainboard_ec_init(void); +#endif + +#endif diff --git a/src/mainboard/google/gnawty/fadt.c b/src/mainboard/google/gnawty/fadt.c new file mode 100644 index 0000000..2434d1a --- /dev/null +++ b/src/mainboard/google/gnawty/fadt.c @@ -0,0 +1,46 @@ +/* + * This file is part of the coreboot project. + * + * Copyright (C) 2007-2009 coresystems GmbH + * + * 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 <string.h> +#include <soc/acpi.h> + +void acpi_create_fadt(acpi_fadt_t * fadt, acpi_facs_t * facs, void *dsdt) +{ + acpi_header_t *header = &(fadt->header); + + memset((void *) fadt, 0, sizeof(acpi_fadt_t)); + memcpy(header->signature, "FACP", 4); + header->length = sizeof(acpi_fadt_t); + header->revision = 3; + memcpy(header->oem_id, OEM_ID, 6); + memcpy(header->oem_table_id, ACPI_TABLE_CREATOR, 8); + memcpy(header->asl_compiler_id, ASLC, 4); + header->asl_compiler_revision = 1; + + fadt->firmware_ctrl = (unsigned long) facs; + fadt->dsdt = (unsigned long) dsdt; + fadt->model = 1; + fadt->preferred_pm_profile = PM_MOBILE; + + fadt->x_firmware_ctl_l = (unsigned long)facs; + fadt->x_firmware_ctl_h = 0; + fadt->x_dsdt_l = (unsigned long)dsdt; + fadt->x_dsdt_h = 0; + + acpi_fill_in_fadt(fadt); + + header->checksum = + acpi_checksum((void *) fadt, header->length); +} diff --git a/src/mainboard/google/gnawty/gpio.c b/src/mainboard/google/gnawty/gpio.c new file mode 100644 index 0000000..89930f2 --- /dev/null +++ b/src/mainboard/google/gnawty/gpio.c @@ -0,0 +1,230 @@ +/* + * 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. + */ + +#include <stdlib.h> +#include <soc/gpio.h> +#include "irqroute.h" + +/* TODO(SHAWNN): Modify gpios labeled 'INT' for interrupt handling */ +/* NCORE GPIOs */ +static const struct soc_gpio_map gpncore_gpio_map[] = { + GPIO_FUNC2, /* S0_NC00 - INT_HDMI_HPD - INT */ + GPIO_FUNC2, /* S0_NC01 - HDMI_DDCDATA_SW */ + GPIO_FUNC2, /* S0_NC02 - HDMI_DDCCLK_SW */ + GPIO_NC, /* S0_NC03 - NC */ + GPIO_NC, /* S0_NC04 - NC */ + GPIO_NC, /* S0_NC05 - NC */ + GPIO_FUNC2, /* S0_NC06 - EDP_HPD_L */ + GPIO_INPUT, /* S0_NC07 - DDI1_DDCDATA - STRAP */ + GPIO_NC, /* S0_NC08 - NC */ + GPIO_OUT_HIGH, /* S0_NC09 - SOC_DISP_ON_C */ + GPIO_FUNC2, /* S0_NC10 - SOC_EDP_BLON_C */ + GPIO_FUNC2, /* S0_NC11 - SOC_DPST_PWM_C */ + GPIO_NC, /* S0_NC12 - NC */ + GPIO_INPUT, /* S0_NC13 - GPIO_NC13 - STRAP */ + GPIO_NC, /* S0_NC14 - NC */ + GPIO_DEFAULT, /* S0_NC15 - XDP_GPIO_S0_NC15 */ + GPIO_DEFAULT, /* S0_NC16 - XDP_GPIO_S0_NC16 */ + GPIO_DEFAULT, /* S0_NC17 - XDP_GPIO_S0_NC17 */ + GPIO_DEFAULT, /* S0_NC18 - XDP_GPIO_S0_NC18 */ + GPIO_DEFAULT, /* S0_NC19 - XDP_GPIO_S0_NC19 */ + GPIO_DEFAULT, /* S0_NC20 - XDP_GPIO_S0_NC20 */ + GPIO_DEFAULT, /* S0_NC21 - XDP_GPIO_S0_NC21 */ + GPIO_DEFAULT, /* S0_NC22 - XDP_GPIO_S0_NC22 */ + GPIO_DEFAULT, /* S0_NC23 - XDP_GPIO_S0_NC23 */ + GPIO_NC, /* S0_NC24 - NC */ + GPIO_NC, /* S0_NC25 - NC */ + GPIO_NC, /* S0_NC26 - NC */ + GPIO_END +}; + +/* SCORE GPIOs */ +static const struct soc_gpio_map gpscore_gpio_map[] = { + GPIO_ACPI_SCI, /* S0_SC000 - SOC_KBC_SCI - INT */ + GPIO_FUNC2, /* S0_SC001 - SATA_DEVSLP_C */ + GPIO_NC, /* S0-SC002 - SATA_LED_R_N (NC/PU) */ + GPIO_FUNC1, /* S0-SC003 - PCIE_CLKREQ_IMAGE# */ + GPIO_FUNC1, /* S0-SC004 - PCIE_CLKREQ_WLAN# */ + GPIO_NC, /* S0-SC005 - PCIE_CLKREQ_LAN# (NC) */ + GPIO_NC, /* S0-SC006 - PCIE_CLKREQ3# (NC) */ + GPIO_FUNC(2, PULL_DISABLE, 10K), /* S0-SC007 - SD3_WP external pull */ + GPIO_NC, /* S0-SC008 - ACZ_RST# (NC) */ + GPIO_NC, /* S0-SC009 - ACZ_SYNC (NC) */ + GPIO_NC, /* S0-SC010 - ACZ_BCLK (NC) */ + GPIO_NC, /* S0-SC011 - ACZ_STDOUT (NC) */ + GPIO_NC, /* S0-SC012 - PCH_AZ_CODEC_SDIN0 (NC) */ + GPIO_NC, /* S0-SC013 - NC */ + GPIO_INPUT, /* S0-SC014 - DET_TRIGGER - INT */ + GPIO_INPUT, /* S0-SC015 - AJACK_MICPRES_L - INT */ + GPIO_FUNC(3, PULL_DOWN, 20K), /* S0-SC016 - MMC1_45_CLK */ + GPIO_FUNC(3, PULL_UP, 20K), /* S0-SC017 - MMC1_45_D[0] */ + GPIO_FUNC(3, PULL_UP, 20K), /* S0-SC018 - MMC1_45_D[1] */ + GPIO_FUNC(3, PULL_UP, 20K), /* S0-SC019 - MMC1_45_D[2] */ + GPIO_FUNC(3, PULL_UP, 20K), /* S0-SC020 - MMC1_45_D[3] */ + GPIO_FUNC(3, PULL_UP, 20K), /* S0-SC021 - MMC1_45_D[4] */ + GPIO_FUNC(3, PULL_UP, 20K), /* S0-SC022 - MMC1_45_D[5] */ + GPIO_FUNC(3, PULL_UP, 20K), /* S0-SC023 - MMC1_45_D[6] */ + GPIO_FUNC(3, PULL_UP, 20K), /* S0-SC024 - MMC1_45_D[7] */ + GPIO_FUNC(3, PULL_UP, 20K), /* S0-SC025 - MMC1_45_CMD */ + GPIO_FUNC(3, PULL_UP, 20K), /* S0-SC026 - MMC1_45_RST */ + GPIO_NC, /* S0-SC027 - NC */ + GPIO_NC, /* S0-SC028 - NC */ + GPIO_NC, /* S0-SC029 - NC */ + GPIO_NC, /* S0-SC030 - NC */ + GPIO_NC, /* S0-SC031 - NC */ + GPIO_NC, /* S0-SC032 - NC */ + GPIO_FUNC(1, PULL_DOWN, 20K), /* S0-SC033 - SD3_CLK */ + GPIO_FUNC(1, PULL_UP, 20K), /* S0-SC034 - SD3_D0 */ + GPIO_FUNC(1, PULL_UP, 20K), /* S0-SC035 - SD3_D1 */ + GPIO_FUNC(1, PULL_UP, 20K), /* S0-SC036 - SD3_D2 */ + GPIO_FUNC(1, PULL_UP, 20K), /* S0-SC037 - SD3_D3 */ + GPIO_FUNC(1, PULL_UP, 20K), /* S0-SC038 - SD3_CD# */ + GPIO_FUNC(1, PULL_UP, 20K), /* S0-SC039 - SD3_CMD */ + GPIO_NC, /* S0-SC040 - SDMMC3_1P8_EN - TP3 */ + GPIO_FUNC(1, PULL_UP, 20K), /* S0-SC041 - SDIO3_PWR_EN# */ + GPIO_FUNC1, /* S0-SC042 - LPC_LAD0 */ + GPIO_FUNC1, /* S0-SC043 - LPC-LAD1 */ + GPIO_FUNC1, /* S0-SC044 - LPC_LAD2 */ + GPIO_FUNC1, /* S0-SC045 - LPC_LAD3 */ + GPIO_FUNC1, /* S0-SC046 - LPC_LFRAME# */ + GPIO_FUNC1, /* S0-SC047 - PCLK_TPM */ + GPIO_FUNC1, /* S0-SC048 - CLK_PCI_EC */ + GPIO_FUNC1, /* S0-SC049 - LPC_CLKRUN_L */ + GPIO_NC, /* S0-SC050 - IRQ_SERIRQ */ + GPIO_NC, /* S0-SC051 - SMB_SOC_DATA (XDP) */ + GPIO_NC, /* S0-SC052 - SMB_SOC_CLK (XDP) */ + GPIO_NC, /* S0-SC053 - SMB_SOC_ALERTB (NC) */ + GPIO_DEFAULT, /* S0-SC054 - NC */ + GPIO_DIRQ, /* S0-SC055 - TRACKPAD_INT_DX */ + GPIO_INPUT, /* S0-SC056 - GPIO_S0_SC_56 - STRAP */ + GPIO_FUNC1, /* S0-SC057 - PCH_UART_TXD */ + GPIO_INPUT, /* S0-SC058 - SIM_DET_C */ + GPIO_INPUT_LEGACY, /* S0-SC059 - EC_IN_RW_C */ + GPIO_NC, /* S0-SC060 - NC */ + GPIO_FUNC1, /* S0-SC061 - SOC_UART_RX */ + GPIO_FUNC1, /* S0-SC062 - I2S_BCLK */ + GPIO_FUNC1, /* S0-SC063 - I2S_LRCLK */ + GPIO_FUNC1, /* S0-SC064 - I2S_DIN */ + GPIO_FUNC1, /* S0-SC065 - I2S_DOUT */ + GPIO_FUNC1, /* S0-SC066 - SIO_SPI_CS# */ + GPIO_FUNC1, /* S0-SC067 - SIO_SPI_MISO */ + GPIO_FUNC1, /* S0-SC068 - SIO_SPI_MOSI */ + GPIO_FUNC1, /* S0-SC069 - SIO_SPI_CLK */ + GPIO_NC, /* S0-SC070 - ALS_INT_L - INT(NC) */ + GPIO_NC, /* S0-SC071 - NC */ + GPIO_DIRQ, /* S0-SC072 - TOUCH_INT_L_DX */ + GPIO_NC, /* S0-SC073 - NC */ + GPIO_NC, /* S0-SC074 - SIO_UART2_RXD (NC) */ + GPIO_NC, /* S0-SC075 - SIO_UART2_TXD (NC) */ + GPIO_INPUT, /* S0-SC076 - BIOS_STRAP - STRAP */ + GPIO_INPUT, /* S0-SC077 - SOC_OVERRIDE - STRAP */ + GPIO_FUNC1, /* S0-SC078 - I2C_0_SDA */ + GPIO_FUNC1, /* S0-SC079 - I2C_0_SCL */ + GPIO_FUNC1, /* S0-SC080 - I2C_1_SDA */ + GPIO_FUNC1, /* S0-SC081 - I2C_1_SCL */ + GPIO_NC, /* S0-SC082 - NC */ + GPIO_NC, /* S0-SC083 - NC */ + GPIO_NC, /* S0-SC084 - NC */ + GPIO_NC, /* S0-SC085 - NC */ + GPIO_FUNC1, /* S0-SC086 - I2C_4_SDA */ + GPIO_FUNC1, /* S0-SC087 - I2C_4_SCL */ + GPIO_FUNC1, /* S0-SC088 - I2C_5_SDA */ + GPIO_FUNC1, /* S0-SC089 - I2C_5_SCL */ + GPIO_NC, /* S0-SC090 - NC */ + GPIO_NC, /* S0-SC091 - NC */ + GPIO_NC, /* S0-SC092 - I2C_NGFF_SDA (NC/PU) */ + GPIO_NC, /* S0-SC093 - I2C_NGFF_SCL (NC/PU) */ + GPIO_NC, /* S0-SC094 - NC */ + GPIO_NC, /* S0-SC095 - SIO_PWM1 (NC) */ + GPIO_FUNC1, /* S0-SC096 - I2S_MCLK */ + GPIO_NC, /* S0-SC097 - NC */ + GPIO_NC, /* S0-SC098 - NC */ + GPIO_NC, /* S0-SC099 - NC */ + GPIO_NC, /* S0-SC100 - NC */ + GPIO_DIRQ, /* S0-SC101 - KBD_IRQ# */ + GPIO_END +}; + +/* SSUS GPIOs */ +static const struct soc_gpio_map gpssus_gpio_map[] = { + GPIO_ACPI_WAKE, /* S500 - PCH_WAKE# */ + GPIO_ACPI_WAKE, /* S501 - TRACKPAD_INT# - INT */ + GPIO_ACPI_WAKE, /* S502 - TOUCH_INT# - INT */ + GPIO_FUNC6, /* S503 - LTE_WAKE_L# - INT */ + GPIO_NC, /* S504 - SOC_JTAG2_TDO (NC/PU) */ + GPIO_FUNC1, /* S505 - SUS_CLK_WLAN (NC) */ + GPIO_INPUT_PU, /* S506 - PCH_SPI_WP */ + GPIO_ACPI_SMI, /* S507 - SOC_KBC_SMI - INT */ + GPIO_NC, /* S508 - NC */ + GPIO_DIRQ, /* S509 - MUX_AUD_INT1# */ + GPIO_OUT_HIGH, /* S510 - WIFI_DISABLE_L */ + GPIO_FUNC0, /* S511 - SUSPWRDNACK */ + GPIO_FUNC0, /* S512 - WIFI_SUSCLK */ + GPIO_FUNC0, /* S513 - SLP_SX */ + GPIO_NC, /* S514 - NC */ + GPIO_FUNC0, /* S515 - WLAN_WAKE_L - INT */ + GPIO_FUNC0, /* S516 - PCH_PWRBTN_L */ + GPIO_NC, /* S517 - NC */ + GPIO_FUNC0, /* S518 - SUS_STAT# */ + GPIO_FUNC0, /* S519 - USB_OC0# */ + GPIO_FUNC0, /* S520 - USB_OC1# */ + GPIO_NC, /* S521 - NC */ + GPIO_NC, /* S522 - XDP_GPIO_DFX0 */ + GPIO_NC, /* S523 - XDP_GPIO_DFX1 */ + GPIO_NC, /* S524 - XDP_GPIO_DFX2 */ + GPIO_NC, /* S525 - XDP_GPIO_DFX3 */ + GPIO_NC, /* S526 - XDP_GPIO_DFX4 */ + GPIO_NC, /* S527 - XDP_GPIO_DFX5 */ + GPIO_NC, /* S528 - XDP_GPIO_DFX6 */ + GPIO_NC, /* S529 - XDP_GPIO_DFX7 */ + GPIO_NC, /* S530 - XDP_GPIO_DFX8 */ + GPIO_NC, /* S531 - NC */ + GPIO_NC, /* S532 - NC */ + GPIO_NC, /* S533 - NC */ + GPIO_NC, /* S534 - NC */ + GPIO_OUT_HIGH, /* S535 - LTE_DISABLE_L */ + GPIO_NC, /* S536 - NC */ + GPIO_INPUT, /* S537 - RAM_ID0 */ + GPIO_INPUT, /* S538 - RAM_ID1 */ + GPIO_INPUT, /* S539 - RAM_ID2 */ + GPIO_NC, /* S540 - NC */ + GPIO_NC, /* S541 - NC */ + GPIO_NC, /* S542 - NC */ + GPIO_NC, /* S543 - NC */ + GPIO_END +}; + +static const u8 core_dedicated_irq[GPIO_MAX_DIRQS] = { + [TPAD_IRQ_OFFSET] = TPAD_IRQ_GPIO, + [TOUCH_IRQ_OFFSET] = TOUCH_IRQ_GPIO, + [I8042_IRQ_OFFSET] = I8042_IRQ_GPIO, +}; + +static const u8 sus_dedicated_irq[GPIO_MAX_DIRQS] = { + [CODEC_IRQ_OFFSET] = CODEC_IRQ_GPIO, +}; + +static struct soc_gpio_config gpio_config = { + .ncore = gpncore_gpio_map, + .score = gpscore_gpio_map, + .ssus = gpssus_gpio_map, + .core_dirq = &core_dedicated_irq, + .sus_dirq = &sus_dedicated_irq, +}; + +struct soc_gpio_config* mainboard_get_gpios(void) +{ + return &gpio_config; +} diff --git a/src/mainboard/google/gnawty/irqroute.c b/src/mainboard/google/gnawty/irqroute.c new file mode 100644 index 0000000..db8c512 --- /dev/null +++ b/src/mainboard/google/gnawty/irqroute.c @@ -0,0 +1,18 @@ +/* + * 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. + */ + +#include "irqroute.h" + +DEFINE_IRQ_ROUTES; diff --git a/src/mainboard/google/gnawty/irqroute.h b/src/mainboard/google/gnawty/irqroute.h new file mode 100644 index 0000000..abec081 --- /dev/null +++ b/src/mainboard/google/gnawty/irqroute.h @@ -0,0 +1,58 @@ +/* + * 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. + */ + +#include <soc/irq.h> +#include <soc/pci_devs.h> +#include <soc/pmc.h> + +#define PCI_DEV_PIRQ_ROUTES \ + PCI_DEV_PIRQ_ROUTE(GFX_DEV, A, B, C, D), \ + PCI_DEV_PIRQ_ROUTE(SDIO_DEV, A, B, C, D), \ + PCI_DEV_PIRQ_ROUTE(SD_DEV, C, D, E, F), \ + PCI_DEV_PIRQ_ROUTE(SATA_DEV, A, B, C, D), \ + PCI_DEV_PIRQ_ROUTE(XHCI_DEV, A, B, C, D), \ + PCI_DEV_PIRQ_ROUTE(LPE_DEV, A, B, C, D), \ + PCI_DEV_PIRQ_ROUTE(MMC_DEV, D, E, F, G), \ + PCI_DEV_PIRQ_ROUTE(SIO1_DEV, A, B, C, D), \ + PCI_DEV_PIRQ_ROUTE(TXE_DEV, A, B, C, D), \ + PCI_DEV_PIRQ_ROUTE(HDA_DEV, A, B, C, D), \ + PCI_DEV_PIRQ_ROUTE(PCIE_DEV, A, B, C, D), \ + PCI_DEV_PIRQ_ROUTE(EHCI_DEV, A, B, C, D), \ + PCI_DEV_PIRQ_ROUTE(SIO2_DEV, B, C, D, E), \ + PCI_DEV_PIRQ_ROUTE(PCU_DEV, A, B, C, D) + +#define PIRQ_PIC_ROUTES \ + PIRQ_PIC(A, DISABLE), \ + PIRQ_PIC(B, DISABLE), \ + PIRQ_PIC(C, DISABLE), \ + PIRQ_PIC(D, DISABLE), \ + PIRQ_PIC(E, DISABLE), \ + PIRQ_PIC(F, DISABLE), \ + PIRQ_PIC(G, DISABLE), \ + PIRQ_PIC(H, DISABLE) + +/* CORE bank DIRQs - up to 16 supported */ +#define TPAD_IRQ_OFFSET 0 +#define TOUCH_IRQ_OFFSET 1 +#define I8042_IRQ_OFFSET 2 +/* Corresponding SCORE GPIO pins */ +#define TPAD_IRQ_GPIO 55 +#define TOUCH_IRQ_GPIO 72 +#define I8042_IRQ_GPIO 101 + +/* SUS bank DIRQs - up to 16 supported */ +#define CODEC_IRQ_OFFSET 0 +/* Corresponding SUS GPIO pins */ +#define CODEC_IRQ_GPIO 9 diff --git a/src/mainboard/google/gnawty/mainboard.c b/src/mainboard/google/gnawty/mainboard.c new file mode 100644 index 0000000..29cebb1 --- /dev/null +++ b/src/mainboard/google/gnawty/mainboard.c @@ -0,0 +1,181 @@ +/* + * This file is part of the coreboot project. + * + * Copyright (C) 2007-2009 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. + */ + +#include <types.h> +#include <string.h> +#include <device/device.h> +#include <device/device.h> +#include <device/pci_def.h> +#include <device/pci_ops.h> +#include <console/console.h> +#if CONFIG_VGA_ROM_RUN +#include <x86emu/x86emu.h> +#endif +#include <pc80/mc146818rtc.h> +#include <arch/acpi.h> +#include <arch/io.h> +#include <arch/interrupt.h> +#include <boot/coreboot_tables.h> +#include <smbios.h> +#include "ec.h" +#include "onboard.h" +#include <soc/gpio.h> +#include <bootstate.h> + +void mainboard_suspend_resume(void) +{ +} + +#if CONFIG_VGA_ROM_RUN +static int int15_handler(void) +{ + int res = 1; + + printk(BIOS_DEBUG, "%s: AX=%04x BX=%04x CX=%04x DX=%04x\n", + __func__, X86_AX, X86_BX, X86_CX, X86_DX); + + switch (X86_AX) { + case 0x5f34: + /* + * Set Panel Fitting Hook: + * bit 2 = Graphics Stretching + * bit 1 = Text Stretching + * bit 0 = Centering (do not set with bit1 or bit2) + * 0 = video bios default + */ + X86_AX = 0x005f; + X86_CX = 0x0001; + res = 1; + break; + case 0x5f35: + /* + * Boot Display Device Hook: + * bit 0 = CRT + * bit 1 = TV + * bit 2 = EFP (HDMI) + * bit 3 = LFP (eDP)* + * bit 4 = CRT2 + * bit 5 = TV2 + * bit 6 = EFP2 + * bit 7 = LFP2 + */ + X86_AX = 0x005f; + X86_CX = 0x0008; + res = 1; + break; + case 0x5f51: + /* + * Hook to select active LFP configuration: + * 00h = No LVDS, VBIOS does not enable LVDS + * 01h = Int-LVDS, LFP driven by integrated LVDS decoder + * 02h = SVDO-LVDS, LFP driven by SVDO decoder + * 03h = eDP, LFP Driven by Int-DisplayPort encoder + */ + X86_AX = 0x005f; + X86_CX = 0x0003; + res = 1; + break; + case 0x5f70: + switch ((X86_CX >> 8) & 0xff) { + case 0: + /* Get Mux */ + X86_AX = 0x005f; + X86_CX = 0x0000; + res = 1; + break; + case 1: + /* Set Mux */ + X86_AX = 0x005f; + X86_CX = 0x0000; + res = 1; + break; + case 2: + /* Get SG/Non-SG mode */ + X86_AX = 0x005f; + X86_CX = 0x0000; + res = 1; + break; + default: + /* Interrupt was not handled */ + printk(BIOS_DEBUG, + "Unknown INT15 5f70 function: 0x%02x\n", + ((X86_CX >> 8) & 0xff)); + break; + } + break; + + default: + printk(BIOS_DEBUG, "Unknown INT15 function %04x!\n", X86_AX); + break; + } + return res; +} +#endif + +static void mainboard_init(device_t dev) +{ + mainboard_ec_init(); +} + +static int mainboard_smbios_data(device_t dev, int *handle, + unsigned long *current) +{ + int len = 0; + + len += smbios_write_type41( + current, handle, + BOARD_TRACKPAD_NAME, /* name */ + BOARD_TRACKPAD_IRQ, /* instance */ + BOARD_TRACKPAD_I2C_BUS, /* segment */ + BOARD_TRACKPAD_I2C_ADDR, /* bus */ + 0, /* device */ + 0); /* function */ + + len += smbios_write_type41( + current, handle, + BOARD_TOUCHSCREEN_NAME, /* name */ + BOARD_TOUCHSCREEN_IRQ, /* instance */ + BOARD_TOUCHSCREEN_I2C_BUS, /* segment */ + BOARD_TOUCHSCREEN_I2C_ADDR, /* bus */ + 0, /* device */ + 0); /* function */ + + return len; +} + +// mainboard_enable is executed as first thing after +// enumerate_buses(). + +static void mainboard_enable(device_t dev) +{ + dev->ops->init = mainboard_init; + dev->ops->get_smbios_data = mainboard_smbios_data; +#if CONFIG_VGA_ROM_RUN + /* Install custom int15 handler for VGA OPROM */ + mainboard_interrupt_handlers(0x15, &int15_handler); +#endif +} + +struct chip_operations mainboard_ops = { + .enable_dev = mainboard_enable, +}; + +static void edp_vdden_cb(void *unused) +{ + ncore_select_func(SOC_DDI1_VDDEN_PAD, PAD_FUNC2); +} + +BOOT_STATE_INIT_ENTRY(BS_DEV_INIT, BS_ON_EXIT, edp_vdden_cb, NULL); diff --git a/src/mainboard/google/gnawty/mainboard_smi.c b/src/mainboard/google/gnawty/mainboard_smi.c new file mode 100644 index 0000000..a3d5273 --- /dev/null +++ b/src/mainboard/google/gnawty/mainboard_smi.c @@ -0,0 +1,121 @@ +/* + * This file is part of the coreboot project. + * + * Copyright (C) 2008-2009 coresystems GmbH + * + * 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 <arch/io.h> +#include <console/console.h> +#include <cpu/x86/smm.h> +#include <elog.h> + +#include <ec/google/chromeec/ec.h> +#include "ec.h" + +#include <soc/nvs.h> +#include <soc/pmc.h> + +/* The wake gpio is SUS_GPIO[0]. */ +#define WAKE_GPIO_EN SUS_GPIO_EN0 + +static uint8_t mainboard_smi_ec(void) +{ + uint8_t cmd = google_chromeec_get_event(); + uint16_t pmbase = get_pmbase(); + uint32_t pm1_cnt; + +#if CONFIG_ELOG_GSMI + /* Log this event */ + if (cmd) + elog_add_event_byte(ELOG_TYPE_EC_EVENT, cmd); +#endif + + switch (cmd) { + case EC_HOST_EVENT_LID_CLOSED: + printk(BIOS_DEBUG, "LID CLOSED, SHUTDOWN\n"); + + /* Go to S5 */ + pm1_cnt = inl(pmbase + PM1_CNT); + pm1_cnt |= SLP_EN | (SLP_TYP_S5 << SLP_TYP_SHIFT); + outl(pm1_cnt, pmbase + PM1_CNT); + break; + } + + return cmd; +} + +/* The entire 32-bit ALT_GPIO_SMI register is passed as a parameter. Note, that + * this includes the enable bits in the lower 16 bits. */ +void mainboard_smi_gpi(uint32_t alt_gpio_smi) +{ + if (alt_gpio_smi & (1 << EC_SMI_GPI)) { + /* Process all pending events */ + while (mainboard_smi_ec() != 0); + } +} + +void mainboard_smi_sleep(uint8_t slp_typ) +{ + /* Disable USB charging if required */ + switch (slp_typ) { + case 3: + if (smm_get_gnvs()->s3u0 == 0) + google_chromeec_set_usb_charge_mode( + 0, USB_CHARGE_MODE_DISABLED); + if (smm_get_gnvs()->s3u1 == 0) + google_chromeec_set_usb_charge_mode( + 1, USB_CHARGE_MODE_DISABLED); + + /* Enable wake events */ + google_chromeec_set_wake_mask(MAINBOARD_EC_S3_WAKE_EVENTS); + /* Enable wake pin in GPE block. */ + enable_gpe(WAKE_GPIO_EN); + break; + case 5: + if (smm_get_gnvs()->s5u0 == 0) + google_chromeec_set_usb_charge_mode( + 0, USB_CHARGE_MODE_DISABLED); + if (smm_get_gnvs()->s5u1 == 0) + google_chromeec_set_usb_charge_mode( + 1, USB_CHARGE_MODE_DISABLED); + + /* Enable wake events */ + google_chromeec_set_wake_mask(MAINBOARD_EC_S5_WAKE_EVENTS); + break; + } + + /* Disable SCI and SMI events */ + google_chromeec_set_smi_mask(0); + google_chromeec_set_sci_mask(0); + + /* Clear pending events that may trigger immediate wake */ + while (google_chromeec_get_event() != 0); +} + +int mainboard_smi_apmc(uint8_t apmc) +{ + switch (apmc) { + case APM_CNT_ACPI_ENABLE: + google_chromeec_set_smi_mask(0); + /* Clear all pending events */ + while (google_chromeec_get_event() != 0); + google_chromeec_set_sci_mask(MAINBOARD_EC_SCI_EVENTS); + break; + case APM_CNT_ACPI_DISABLE: + google_chromeec_set_sci_mask(0); + /* Clear all pending events */ + while (google_chromeec_get_event() != 0); + google_chromeec_set_smi_mask(MAINBOARD_EC_SMI_EVENTS); + break; + } + return 0; +} diff --git a/src/mainboard/google/gnawty/onboard.h b/src/mainboard/google/gnawty/onboard.h new file mode 100644 index 0000000..708b1f6 --- /dev/null +++ b/src/mainboard/google/gnawty/onboard.h @@ -0,0 +1,39 @@ +/* + * 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. + */ + +#ifndef ONBOARD_H +#define ONBOARD_H + +#include "irqroute.h" + +/* PCH wake signal from EC. */ +#define BOARD_PCH_WAKE_GPIO ACPI_ENABLE_WAKE_SUS_GPIO(0) + +#define BOARD_TRACKPAD_NAME "trackpad" +#define BOARD_TRACKPAD_IRQ GPIO_S0_DED_IRQ(TPAD_IRQ_OFFSET) +#define BOARD_TRACKPAD_WAKE_GPIO ACPI_ENABLE_WAKE_SUS_GPIO(1) +#define BOARD_TRACKPAD_I2C_BUS 0 +#define BOARD_TRACKPAD_I2C_ADDR 0x4b + +#define BOARD_TOUCHSCREEN_NAME "touchscreen" +#define BOARD_TOUCHSCREEN_IRQ GPIO_S0_DED_IRQ(TOUCH_IRQ_OFFSET) +#define BOARD_TOUCHSCREEN_WAKE_GPIO ACPI_ENABLE_WAKE_SUS_GPIO(2) +#define BOARD_TOUCHSCREEN_I2C_BUS 5 +#define BOARD_TOUCHSCREEN_I2C_ADDR 0x4a /* TODO(shawnn): Check this */ + +#define BOARD_I8042_IRQ GPIO_S0_DED_IRQ(I8042_IRQ_OFFSET) +#define BOARD_CODEC_IRQ GPIO_S5_DED_IRQ(CODEC_IRQ_OFFSET) + +#endif diff --git a/src/mainboard/google/gnawty/romstage.c b/src/mainboard/google/gnawty/romstage.c new file mode 100644 index 0000000..21b20f9 --- /dev/null +++ b/src/mainboard/google/gnawty/romstage.c @@ -0,0 +1,98 @@ +/* + * 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. + */ + +#include <stdint.h> +#include <string.h> +#include <cbfs.h> +#include <console/console.h> +#include <soc/gpio.h> +#include <soc/mrc_wrapper.h> +#include <soc/romstage.h> + +/* + * RAM_ID[2:0] are on GPIO_SSUS[39:37] + * 0b000 - 4GiB total - 2 x 2GiB Samsung K4B4G1646Q-HYK0 1600MHz + * 0b001 - 4GiB total - 2 x 2GiB Hynix H5TC4G63AFR-PBA 1600MHz + * 0b010 - 2GiB total - 2 x 1GiB Micron MT41K128M16JT-125:K 1600MHz + * 0b011 - 2GiB total - 1 x 2GiB Hynix H5TC4G63MFR-PBA 1600MHz + * 0b100 - 2GiB total - 1 x 2GiB Hynix H5TC4G63CFR-PBA 1600MHz + * 0b101 - 2GiB total - 1 x 2GiB Hynix H5TC4G63AFR-PBA 1600MHz + * 0b110 - 4GiB total - 2 x 2GiB Hynix H5TC4G63CFR-PBA 1600MHz + * 0b111 - 4GiB total - 2 x 2GiB Hynix H5TC4G63MFR-PBA 1600MHz +*/ +static const uint32_t dual_channel_config = + (1 << 0) | (1 << 1) | (1 << 2) | (1 << 6) | (1 << 7) ; + +#define SPD_SIZE 256 +#define GPIO_SSUS_37_PAD 57 +#define GPIO_SSUS_38_PAD 50 +#define GPIO_SSUS_39_PAD 58 + +static void *get_spd_pointer(char *spd_file_content, int total_spds, int *dual) +{ + int ram_id = 0; + + /* The ram_id[2:0] pullups on gnawty are too large for the default 20K + * pulldown on the pad. Therefore, disable the internal pull resistor to + * read high values correctly. */ + ssus_disable_internal_pull(GPIO_SSUS_37_PAD); + ssus_disable_internal_pull(GPIO_SSUS_38_PAD); + ssus_disable_internal_pull(GPIO_SSUS_39_PAD); + + ram_id |= (ssus_get_gpio(GPIO_SSUS_37_PAD) << 0); + ram_id |= (ssus_get_gpio(GPIO_SSUS_38_PAD) << 1); + ram_id |= (ssus_get_gpio(GPIO_SSUS_39_PAD) << 2); + + printk(BIOS_DEBUG, "ram_id=%d, total_spds: %d\n", ram_id, total_spds); + + if (ram_id >= total_spds) + return NULL; + + /* Single channel configs */ + if (dual_channel_config & (1 << ram_id)) + *dual = 1; + + return &spd_file_content[SPD_SIZE * ram_id]; +} + +void mainboard_romstage_entry(struct romstage_params *rp) +{ + void *spd_content; + int dual_channel = 0; + void *spd_file; + size_t spd_fsize; + + struct mrc_params mp = { + .mainboard = { + .dram_type = DRAM_DDR3L, + .dram_info_location = DRAM_INFO_SPD_MEM, + .weaker_odt_settings = 1, + }, + }; + + spd_file = cbfs_boot_map_with_leak("spd.bin", CBFS_TYPE_SPD, + &spd_fsize); + if (!spd_file) + die("SPD data not found."); + + spd_content = get_spd_pointer(spd_file, spd_fsize / SPD_SIZE, + &dual_channel); + mp.mainboard.dram_data[0] = spd_content; + if (dual_channel) + mp.mainboard.dram_data[1] = spd_content; + + rp->mrc_params = ∓ + romstage_common(rp); +} diff --git a/src/mainboard/google/gnawty/spd/Hynix_HMT425S6CFR6A_H5TC4G63CFR.spd.hex b/src/mainboard/google/gnawty/spd/Hynix_HMT425S6CFR6A_H5TC4G63CFR.spd.hex new file mode 100644 index 0000000..8ced790 --- /dev/null +++ b/src/mainboard/google/gnawty/spd/Hynix_HMT425S6CFR6A_H5TC4G63CFR.spd.hex @@ -0,0 +1,17 @@ +# Hynix HMT425S6CFR6A-PBA +92 13 0B 03 04 19 02 02 03 52 01 08 0A 00 FE 00 +69 78 69 3C 69 11 18 81 20 08 3C 3C 01 40 83 01 +00 00 00 00 00 00 00 00 00 88 00 00 00 00 00 00 +00 00 00 00 00 00 00 00 00 00 00 00 0F 11 62 00 +00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 +00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 +00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 +00 00 00 00 00 80 AD 01 00 00 00 00 00 00 C9 C0 +48 4D 54 34 32 35 53 36 43 46 52 36 41 2D 50 42 +20 20 4E 30 80 AD 00 00 00 00 00 00 00 00 00 00 +00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 +FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF +FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF +FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF +FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF +FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF diff --git a/src/mainboard/google/gnawty/spd/Makefile.inc b/src/mainboard/google/gnawty/spd/Makefile.inc new file mode 100644 index 0000000..7514279 --- /dev/null +++ b/src/mainboard/google/gnawty/spd/Makefile.inc @@ -0,0 +1,49 @@ +## +## This file is part of the coreboot project. +## +## Copyright (C) 2014 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. +## + +SPD_BIN = $(obj)/spd.bin + +# Order matters for SPD sources. The following indicies +# define the SPD data to use. +# 0b000 - 4GiB total - 2 x 2GiB Samsung K4B4G1646Q-HYK0 1600MHz +# 0b001 - 4GiB total - 2 x 2GiB Hynix H5TC4G63AFR-PBA 1600MHz +# 0b010 - 2GiB total - 2 x 1GiB Micron MT41K128M16JT-125:K 1600MHz +# 0b011 - 2GiB total - 1 x 2GiB Hynix H5TC4G63MFR-PBA 1600MHz +# 0b100 - 2GiB total - 1 x 2GiB Hynix H5TC4G63CFR-PBA 1600MHz +# 0b101 - 2GiB total - 1 x 2GiB Hynix H5TC4G63AFR-PBA 1600MHz +# 0b110 - 4GiB total - 2 x 2GiB Hynix H5TC4G63CFR-PBA 1600MHz +# 0b111 - 4GiB total - 2 x 2GiB Hynix H5TC4G63MFR-PBA 1600MHz +SPD_SOURCES = samsung_2GiB_dimm_K4B4G1646Q-HYK0 +SPD_SOURCES += hynix_2GiB_dimm_H5TC4G63AFR-PBA +SPD_SOURCES += micron_1GiB_dimm_MT41K128M16JT-125 +SPD_SOURCES += hynix_2GiB_dimm_H5TC4G63MFR-PBA +SPD_SOURCES += Hynix_HMT425S6CFR6A_H5TC4G63CFR +SPD_SOURCES += hynix_2GiB_dimm_H5TC4G63AFR-PBA +SPD_SOURCES += Hynix_HMT425S6CFR6A_H5TC4G63CFR +SPD_SOURCES += hynix_2GiB_dimm_H5TC4G63MFR-PBA + +SPD_DEPS := $(foreach f, $(SPD_SOURCES), src/mainboard/$(MAINBOARDDIR)/spd/$(f).spd.hex) + +# Include spd rom data +$(SPD_BIN): $(SPD_DEPS) + for f in $+; \ + do for c in $$(cat $$f | grep -v ^#); \ + do printf $$(printf '%o' 0x$$c); \ + done; \ + done > $@ + +cbfs-files-y += spd.bin +spd.bin-file := $(SPD_BIN) +spd.bin-type := spd diff --git a/src/mainboard/google/gnawty/spd/hynix_1GiB_dimm_H5TC2G63FFR-PBA.spd.hex b/src/mainboard/google/gnawty/spd/hynix_1GiB_dimm_H5TC2G63FFR-PBA.spd.hex new file mode 100644 index 0000000..4bd8e0e --- /dev/null +++ b/src/mainboard/google/gnawty/spd/hynix_1GiB_dimm_H5TC2G63FFR-PBA.spd.hex @@ -0,0 +1,32 @@ +92 12 0b 03 03 11 02 02 +03 52 01 08 0a 00 fe 00 +69 78 69 3c 69 11 18 81 +00 05 3c 3c 01 40 83 01 +00 00 00 00 00 00 00 00 +00 00 00 00 00 00 00 00 +00 00 00 00 00 00 00 00 +00 00 00 00 0f 11 22 00 +00 00 00 00 00 00 00 00 +00 00 00 00 00 00 00 00 +00 00 00 00 00 00 00 00 +00 00 00 00 00 00 00 00 +00 00 00 00 00 00 00 00 +00 00 00 00 00 00 00 00 +00 00 00 00 00 80 ad 01 +00 00 00 00 00 00 41 5f +48 4d 54 33 31 32 53 36 +44 46 52 36 41 2d 50 42 +20 20 4e 30 80 ad 00 00 +00 00 00 00 00 00 00 00 +00 00 00 00 00 00 00 00 +00 00 00 00 00 00 00 00 +ff ff ff ff ff ff ff ff +ff ff ff ff ff ff ff ff +ff ff ff ff ff ff ff ff +ff ff ff ff ff ff ff ff +ff ff ff ff ff ff ff ff +ff ff ff ff ff ff ff ff +ff ff ff ff ff ff ff ff +ff ff ff ff ff ff ff ff +ff ff ff ff ff ff ff ff +ff ff ff ff ff ff ff ff diff --git a/src/mainboard/google/gnawty/spd/hynix_2GiB_dimm_H5TC4G63AFR-PBA.spd.hex b/src/mainboard/google/gnawty/spd/hynix_2GiB_dimm_H5TC4G63AFR-PBA.spd.hex new file mode 100644 index 0000000..ff4fd29 --- /dev/null +++ b/src/mainboard/google/gnawty/spd/hynix_2GiB_dimm_H5TC4G63AFR-PBA.spd.hex @@ -0,0 +1,32 @@ +92 12 0b 03 04 19 02 02 +03 52 01 08 0a 00 fe 00 +69 78 69 3c 69 11 18 81 +20 08 3c 3c 01 40 83 01 +00 00 00 00 00 00 00 00 +00 00 00 00 00 00 00 00 +00 00 00 00 00 00 00 00 +00 00 00 00 0f 11 62 00 +00 00 00 00 00 00 00 00 +00 00 00 00 00 00 00 00 +00 00 00 00 00 00 00 00 +00 00 00 00 00 00 00 00 +00 00 00 00 00 00 00 00 +00 00 00 00 00 00 00 00 +00 00 00 00 00 80 ad 01 +00 00 00 00 00 00 ff ab +48 4d 54 34 32 35 53 36 +41 46 52 36 41 2d 50 42 +20 20 4e 30 80 ad 00 00 +00 00 00 00 00 00 00 00 +00 00 00 00 00 00 00 00 +00 00 00 00 00 00 00 00 +ff ff ff ff ff ff ff ff +ff ff ff ff ff ff ff ff +ff ff ff ff ff ff ff ff +ff ff ff ff ff ff ff ff +ff ff ff ff ff ff ff ff +ff ff ff ff ff ff ff ff +ff ff ff ff ff ff ff ff +ff ff ff ff ff ff ff ff +ff ff ff ff ff ff ff ff +ff ff ff ff ff ff ff ff diff --git a/src/mainboard/google/gnawty/spd/hynix_2GiB_dimm_H5TC4G63MFR-PBA.spd.hex b/src/mainboard/google/gnawty/spd/hynix_2GiB_dimm_H5TC4G63MFR-PBA.spd.hex new file mode 100644 index 0000000..0e8c1bd --- /dev/null +++ b/src/mainboard/google/gnawty/spd/hynix_2GiB_dimm_H5TC4G63MFR-PBA.spd.hex @@ -0,0 +1,16 @@ +92 12 0B 03 04 19 02 02 03 52 01 08 0A 00 FE 00 +69 78 69 3C 69 11 18 81 20 08 3C 3C 01 40 83 01 +00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 +00 00 00 00 00 00 00 00 00 00 00 00 0F 11 22 00 +00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 +00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 +00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 +00 00 00 00 00 80 AD 01 00 00 00 00 00 00 96 77 +48 4D 54 34 32 35 53 36 4D 46 52 36 41 2D 50 42 +20 20 4E 30 80 AD 00 00 00 00 00 00 00 00 00 00 +00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 +00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 +00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 +00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 +00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 +00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 diff --git a/src/mainboard/google/gnawty/spd/kingston_2GiB_dimm_D2516EC4BXGGB.spd.hex b/src/mainboard/google/gnawty/spd/kingston_2GiB_dimm_D2516EC4BXGGB.spd.hex new file mode 100644 index 0000000..3097589 --- /dev/null +++ b/src/mainboard/google/gnawty/spd/kingston_2GiB_dimm_D2516EC4BXGGB.spd.hex @@ -0,0 +1,16 @@ +92 11 0B 03 04 19 02 02 03 11 01 08 0A 00 FE 00 +69 78 69 3C 69 11 18 81 20 08 3C 3C 01 40 83 81 +00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 +00 00 00 00 00 00 00 00 00 00 00 00 0F 01 62 00 +00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 +00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 +00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 +00 00 00 00 00 01 98 00 00 00 00 00 00 00 FE CE +44 32 35 31 36 45 43 34 42 58 47 47 42 20 20 20 +20 20 00 00 01 98 00 00 00 00 00 00 00 00 00 00 +00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 +00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 +00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 +00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 +00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 +00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 diff --git a/src/mainboard/google/gnawty/spd/micron_1GiB_dimm_MT41K128M16JT-125.spd.hex b/src/mainboard/google/gnawty/spd/micron_1GiB_dimm_MT41K128M16JT-125.spd.hex new file mode 100644 index 0000000..f99c92a --- /dev/null +++ b/src/mainboard/google/gnawty/spd/micron_1GiB_dimm_MT41K128M16JT-125.spd.hex @@ -0,0 +1,32 @@ +92 11 0b 03 03 11 02 02 +03 11 01 08 0a 00 fe 00 +69 78 69 3c 69 11 18 86 +50 00 3c 3c 01 40 83 05 +00 00 00 00 00 00 00 00 +00 00 00 00 00 00 00 00 +00 00 00 00 00 00 00 00 +00 00 00 00 0f 01 02 00 +00 00 00 00 00 00 00 00 +00 00 00 00 00 00 00 00 +00 00 00 00 00 00 00 00 +00 00 00 00 00 00 00 00 +00 00 00 00 00 00 00 00 +00 00 00 00 00 00 00 00 +00 00 00 00 00 80 2c 00 +00 00 00 00 00 00 6a 15 +34 4b 54 46 32 35 36 36 +34 48 5a 2d 31 47 36 45 +31 20 45 31 80 2c 00 00 +00 00 00 00 00 00 00 00 +00 00 00 00 00 00 00 00 +00 00 00 00 00 00 00 00 +ff ff ff ff ff ff ff ff +ff ff ff ff ff ff ff ff +ff ff ff ff ff ff ff ff +ff ff ff ff ff ff ff ff +ff ff ff ff ff ff ff ff +ff ff ff ff ff ff ff ff +ff ff ff ff ff ff ff ff +ff ff ff ff ff ff ff ff +ff ff ff ff ff ff ff ff +ff ff ff ff ff ff ff ff diff --git a/src/mainboard/google/gnawty/spd/micron_2GiB_dimm_MT41K256M16HA-125.spd.hex b/src/mainboard/google/gnawty/spd/micron_2GiB_dimm_MT41K256M16HA-125.spd.hex new file mode 100644 index 0000000..f3bcb56 --- /dev/null +++ b/src/mainboard/google/gnawty/spd/micron_2GiB_dimm_MT41K256M16HA-125.spd.hex @@ -0,0 +1,32 @@ +92 11 0b 03 04 19 02 02 +03 11 01 08 0a 00 fe 00 +69 78 69 3c 69 11 18 86 +20 08 3c 3c 01 40 83 05 +00 00 00 00 00 00 00 00 +00 00 00 00 00 00 00 00 +00 00 00 00 00 00 00 00 +00 00 00 00 0f 01 02 00 +00 00 00 00 00 00 00 00 +00 00 00 00 00 00 00 00 +00 00 00 00 00 00 00 00 +00 00 00 00 00 00 00 00 +00 00 00 00 00 00 00 00 +00 00 00 00 00 00 00 00 +00 00 00 00 00 80 2c 00 +00 00 00 00 00 00 19 d2 +34 4b 54 46 32 35 36 36 +34 48 5a 2d 31 47 36 45 +31 20 45 31 80 2c 00 00 +00 00 00 00 00 00 00 00 +00 00 00 00 00 00 00 00 +00 00 00 00 00 00 00 00 +ff ff ff ff ff ff ff ff +ff ff ff ff ff ff ff ff +ff ff ff ff ff ff ff ff +ff ff ff ff ff ff ff ff +ff ff ff ff ff ff ff ff +ff ff ff ff ff ff ff ff +ff ff ff ff ff ff ff ff +ff ff ff ff ff ff ff ff +ff ff ff ff ff ff ff ff +ff ff ff ff ff ff ff ff diff --git a/src/mainboard/google/gnawty/spd/samsung_2GiB_dimm_K4B4G1646Q-HYK0.spd.hex b/src/mainboard/google/gnawty/spd/samsung_2GiB_dimm_K4B4G1646Q-HYK0.spd.hex new file mode 100644 index 0000000..ac9a0e0 --- /dev/null +++ b/src/mainboard/google/gnawty/spd/samsung_2GiB_dimm_K4B4G1646Q-HYK0.spd.hex @@ -0,0 +1,17 @@ +# Samsung K4B4G1646Q-HYK0 +92 12 0B 03 04 19 02 02 03 11 01 08 0A 00 FE 00 +69 78 69 3C 69 11 18 81 20 08 3C 3C 01 40 83 05 +00 00 00 00 00 00 00 00 88 00 00 00 00 00 00 00 +00 00 00 00 00 00 00 00 00 00 00 00 0F 01 02 00 +00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 +00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 +00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 +00 00 00 00 00 80 CE 01 00 00 00 00 00 00 6C F9 +4D 34 37 31 42 35 36 37 34 51 48 30 2D 59 4B 30 +20 20 00 00 80 CE 00 00 00 00 00 00 00 00 00 00 +00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 +00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 +00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 +00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 +00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 +00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 diff --git a/src/mainboard/google/gnawty/w25q64.c b/src/mainboard/google/gnawty/w25q64.c new file mode 100644 index 0000000..a9ed8ac --- /dev/null +++ b/src/mainboard/google/gnawty/w25q64.c @@ -0,0 +1,70 @@ +/* + * This file is part of the coreboot project. + * + * Copyright (C) 2014 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 <string.h> +#include <soc/spi.h> + +/* + * SPI lockdown configuration W25Q64FW. + */ +#define SPI_OPMENU_0 0x01 /* WRSR: Write Status Register */ +#define SPI_OPTYPE_0 0x01 /* Write, no address */ + +#define SPI_OPMENU_1 0x02 /* BYPR: Byte Program */ +#define SPI_OPTYPE_1 0x03 /* Write, address required */ + +#define SPI_OPMENU_2 0x03 /* READ: Read Data */ +#define SPI_OPTYPE_2 0x02 /* Read, address required */ + +#define SPI_OPMENU_3 0x05 /* RDSR: Read Status Register */ +#define SPI_OPTYPE_3 0x00 /* Read, no address */ + +#define SPI_OPMENU_4 0x20 /* SE20: Sector Erase 0x20 */ +#define SPI_OPTYPE_4 0x03 /* Write, address required */ + +#define SPI_OPMENU_5 0x9f /* RDID: Read ID */ +#define SPI_OPTYPE_5 0x00 /* Read, no address */ + +#define SPI_OPMENU_6 0xd8 /* BED8: Block Erase 0xd8 */ +#define SPI_OPTYPE_6 0x03 /* Write, address required */ + +#define SPI_OPMENU_7 0x0b /* FAST: Fast Read */ +#define SPI_OPTYPE_7 0x02 /* Read, address required */ + +#define SPI_OPPREFIX ((0x50 << 8) | 0x06) /* EWSR and WREN */ +#define SPI_OPTYPE ((SPI_OPTYPE_7 << 14) | (SPI_OPTYPE_6 << 12) | \ + (SPI_OPTYPE_5 << 10) | (SPI_OPTYPE_4 << 8) | \ + (SPI_OPTYPE_3 << 6) | (SPI_OPTYPE_2 << 4) | \ + (SPI_OPTYPE_1 << 2) | (SPI_OPTYPE_0 << 0)) +#define SPI_OPMENU_UPPER ((SPI_OPMENU_7 << 24) | (SPI_OPMENU_6 << 16) | \ + (SPI_OPMENU_5 << 8) | (SPI_OPMENU_4 << 0)) +#define SPI_OPMENU_LOWER ((SPI_OPMENU_3 << 24) | (SPI_OPMENU_2 << 16) | \ + (SPI_OPMENU_1 << 8) | (SPI_OPMENU_0 << 0)) +#define SPI_VSCC (WG_64_BYTE | EO(0x20) | BES_4_KB) + +static const struct spi_config spi_config = { + .preop = SPI_OPPREFIX, + .optype = SPI_OPTYPE, + .opmenu = { SPI_OPMENU_LOWER, SPI_OPMENU_UPPER }, + .lvscc = SPI_VSCC, + .uvscc = SPI_VSCC, +}; + +int mainboard_get_spi_config(struct spi_config *cfg) +{ + memcpy(cfg, &spi_config, sizeof(*cfg)); + + return 0; +}