src/mainboard/google/rikku/romstage.c

   1 /*
   2  * This file is part of the coreboot project.
   3  *
   4  * Copyright (C) 2007-2010 coresystems GmbH
   5  * Copyright (C) 2015 Google Inc.
   6  *
   7  * This program is free software; you can redistribute it and/or modify
   8  * it under the terms of the GNU General Public License as published by
   9  * the Free Software Foundation; version 2 of the License.
  10  *
  11  * This program is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14  * GNU General Public License for more details.
  15  */
  16
  17 #include <cbfs.h>
  18 #include <console/console.h>
  19 #include <string.h>
  20 #include <ec/google/chromeec/ec.h>
  21 #include <soc/gpio.h>
  22 #include <soc/pei_data.h>
  23 #include <soc/pei_wrapper.h>
  24 #include <soc/romstage.h>
  25 #include <mainboard/google/rikku/spd/spd.h>
  26 #include <superio/ite/common/ite.h>
  27 #include <superio/ite/it8772f/it8772f.h>
  28 #include "gpio.h"
  29 #include "onboard.h"
  30
  31 void mainboard_romstage_entry(struct romstage_params *rp)
  32 {
  33         struct pei_data pei_data;
  34
  35         post_code(0x32);
  36
  37         /* Initialize GPIOs */
  38         init_gpios(mainboard_gpio_config);
  39
  40         /* Fill out PEI DATA */
  41         memset(&pei_data, 0, sizeof(pei_data));
  42         mainboard_fill_pei_data(&pei_data);
  43         mainboard_fill_spd_data(&pei_data);
  44         rp->pei_data = &pei_data;
  45
  46         /* Call into the real romstage main with this board's attributes. */
  47         romstage_common(rp);
  48 }
  49
  50 void mainboard_pre_console_init(void)
  51 {
  52         /* Early SuperIO setup */
  53         ite_kill_watchdog(IT8772F_GPIO_DEV);
  54         it8772f_ac_resume_southbridge(IT8772F_DUMMY_DEV);
  55         ite_enable_serial(IT8772F_SERIAL_DEV, CONFIG_TTYS0_BASE);
  56
  57         /* Turn On GPIO10.LED */
  58         it8772f_gpio_led(IT8772F_GPIO_DEV, 1 /* set */, 0x01 /* select */,
  59                 0x00 /* polarity: non-inverting */, 0x00 /* 0=pulldown */,
  60                 0x01 /* output */, 0x01 /* 1=Simple IO function */,
  61                 SIO_GPIO_BLINK_GPIO10, IT8772F_GPIO_BLINK_FREQUENCY_1_HZ);
  62
  63 }