src/mainboard/google/jecht/led.c

   1 /*
   2  * This file is part of the coreboot project.
   3  *
   4  * Copyright (C) 2015 Google Inc.
   5  *
   6  * This program is free software; you can redistribute it and/or modify
   7  * it under the terms of the GNU General Public License as published by
   8  * the Free Software Foundation; version 2 of the License.
   9  *
  10  * This program is distributed in the hope that it will be useful,
  11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13  * GNU General Public License for more details.
  14  */
  15
  16 #include <types.h>
  17 #include <superio/ite/it8772f/it8772f.h>
  18 #include "onboard.h"
  19
  20 void set_power_led(int state)
  21 {
  22         it8772f_gpio_led(IT8772F_GPIO_DEV,
  23                 1,                                      /* set */
  24                 0x01,                                   /* select */
  25                 state == LED_OFF ? 0x00 : 0x01,         /* polarity */
  26                 state == LED_BLINK ? 0x01 : 0x00,       /* pullup/pulldown */
  27                 0x01,                                   /* output */
  28                 state == LED_BLINK ? 0x00 : 0x01,       /* I/O function */
  29                 SIO_GPIO_BLINK_GPIO10,
  30                 IT8772F_GPIO_BLINK_FREQUENCY_1_HZ);
  31 }