diff options
Diffstat (limited to 'src/mainboard/google/panther/romstage.c')
| -rw-r--r-- | src/mainboard/google/panther/romstage.c | 154 |
1 files changed, 154 insertions, 0 deletions
diff --git a/src/mainboard/google/panther/romstage.c b/src/mainboard/google/panther/romstage.c new file mode 100644 index 0000000000..3496b538c1 --- /dev/null +++ b/src/mainboard/google/panther/romstage.c @@ -0,0 +1,154 @@ +/* + * This file is part of the coreboot project. + * + * Copyright (C) 2007-2010 coresystems GmbH + * 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. + * + * 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 + */ + +#include <stdint.h> +#include <stdlib.h> +#include <string.h> +#include <cbfs.h> +#include <console/console.h> +#include <cpu/intel/haswell/haswell.h> +#include <northbridge/intel/haswell/haswell.h> +#include <northbridge/intel/haswell/raminit.h> +#include <southbridge/intel/lynxpoint/pch.h> +#include <southbridge/intel/lynxpoint/lp_gpio.h> +#include "gpio.h" +#include "superio/ite/it8772f/it8772f.h" +#include "superio/ite/it8772f/early_serial.c" +#include "superio/ite/common/ite.h" + +#define SERIAL_DEV PNP_DEV(0x2e, IT8772F_SP1) +#define GPIO_DEV PNP_DEV(0x2e, IT8772F_GPIO) + + +const struct rcba_config_instruction rcba_config[] = { + + /* + * GFX INTA -> PIRQA (MSI) + * D28IP_P1IP PCIE INTA -> PIRQA + * D29IP_E1P EHCI INTA -> PIRQD + * D20IP_XHCI XHCI INTA -> PIRQC (MSI) + * D31IP_SIP SATA INTA -> PIRQF (MSI) + * D31IP_SMIP SMBUS INTB -> PIRQG + * D31IP_TTIP THRT INTC -> PIRQA + * D27IP_ZIP HDA INTA -> PIRQG (MSI) + */ + + /* Device interrupt pin register (board specific) */ + RCBA_SET_REG_32(D31IP, (INTC << D31IP_TTIP) | (NOINT << D31IP_SIP2) | + (INTB << D31IP_SMIP) | (INTA << D31IP_SIP)), + RCBA_SET_REG_32(D29IP, (INTA << D29IP_E1P)), + RCBA_SET_REG_32(D28IP, (INTA << D28IP_P1IP) | (INTC << D28IP_P3IP) | + (INTB << D28IP_P4IP)), + RCBA_SET_REG_32(D27IP, (INTA << D27IP_ZIP)), + RCBA_SET_REG_32(D26IP, (INTA << D26IP_E2P)), + RCBA_SET_REG_32(D22IP, (NOINT << D22IP_MEI1IP)), + RCBA_SET_REG_32(D20IP, (INTA << D20IP_XHCI)), + + /* Device interrupt route registers */ + RCBA_SET_REG_32(D31IR, DIR_ROUTE(PIRQG, PIRQC, PIRQB, PIRQA)),/* LPC */ + RCBA_SET_REG_32(D29IR, DIR_ROUTE(PIRQD, PIRQD, PIRQD, PIRQD)),/* EHCI */ + RCBA_SET_REG_32(D28IR, DIR_ROUTE(PIRQA, PIRQB, PIRQC, PIRQD)),/* PCIE */ + RCBA_SET_REG_32(D27IR, DIR_ROUTE(PIRQG, PIRQG, PIRQG, PIRQG)),/* HDA */ + RCBA_SET_REG_32(D22IR, DIR_ROUTE(PIRQA, PIRQA, PIRQA, PIRQA)),/* ME */ + RCBA_SET_REG_32(D21IR, DIR_ROUTE(PIRQE, PIRQF, PIRQF, PIRQF)),/* SIO */ + RCBA_SET_REG_32(D20IR, DIR_ROUTE(PIRQC, PIRQC, PIRQC, PIRQC)),/* XHCI */ + RCBA_SET_REG_32(D23IR, DIR_ROUTE(PIRQH, PIRQH, PIRQH, PIRQH)),/* SDIO */ + + /* Disable unused devices (board specific) */ + RCBA_RMW_REG_32(FD, ~0, PCH_DISABLE_ALWAYS), + + RCBA_END_CONFIG, +}; + +void mainboard_romstage_entry(unsigned long bist) +{ + struct pei_data pei_data = { + pei_version: PEI_VERSION, + mchbar: DEFAULT_MCHBAR, + dmibar: DEFAULT_DMIBAR, + epbar: DEFAULT_EPBAR, + pciexbar: DEFAULT_PCIEXBAR, + smbusbar: SMBUS_IO_BASE, + wdbbar: 0x4000000, + wdbsize: 0x1000, + hpet_address: HPET_ADDR, + rcba: DEFAULT_RCBA, + pmbase: DEFAULT_PMBASE, + gpiobase: DEFAULT_GPIOBASE, + temp_mmio_base: 0xfed08000, + system_type: 5, /* ULT */ + tseg_size: CONFIG_SMM_TSEG_SIZE, + spd_addresses: { 0xa0, 0x00, 0xa4, 0x00 }, + ec_present: 0, + // 0 = leave channel enabled + // 1 = disable dimm 0 on channel + // 2 = disable dimm 1 on channel + // 3 = disable dimm 0+1 on channel + dimm_channel0_disabled: 2, + dimm_channel1_disabled: 2, + // Enable 2x refresh mode + ddr_refresh_2x: 1, + dq_pins_interleaved: 1, + max_ddr3_freq: 1600, + usb_xhci_on_resume: 1, + usb2_ports: { + /* Length, Enable, OCn#, Location */ + { 0x0064, 1, 0, /* P0: VP8 */ + USB_PORT_MINI_PCIE }, + { 0x0040, 1, 0, /* P1: Port A, CN22 */ + USB_PORT_INTERNAL }, + { 0x0040, 1, 1, /* P2: Port B, CN23 */ + USB_PORT_INTERNAL }, + { 0x0040, 1, USB_OC_PIN_SKIP, /* P3: WLAN */ + USB_PORT_INTERNAL }, + { 0x0040, 1, 2, /* P4: Port C, CN25 */ + USB_PORT_INTERNAL }, + { 0x0040, 1, 2, /* P5: Port D, CN25 */ + USB_PORT_INTERNAL }, + { 0x0040, 1, USB_OC_PIN_SKIP, /* P6: Card Reader */ + USB_PORT_INTERNAL }, + { 0x0000, 0, 0, /* P7: N/C */ + USB_PORT_SKIP }, + }, + usb3_ports: { + /* Enable, OCn# */ + { 1, 0 }, /* P1; CN22 */ + { 1, 1 }, /* P2; CN23 */ + { 1, 2 }, /* P3; CN25 */ + { 1, 2 }, /* P4; CN25 */ + }, + }; + + struct romstage_params romstage_params = { + .pei_data = &pei_data, + .gpio_map = &mainboard_gpio_map, + .rcba_config = &rcba_config[0], + .bist = bist, + }; + + /* Early SuperIO setup */ + ite_kill_watchdog(GPIO_DEV); + it8772f_ac_resume_southbridge(); + pch_enable_lpc(); + ite_enable_serial(SERIAL_DEV, CONFIG_TTYS0_BASE); + + /* Call into the real romstage main with this board's attributes. */ + romstage_common(&romstage_params); +} |