firmware/target/arm/iriver/h10/power-h10.c

   1 /***************************************************************************
   2  *             __________               __   ___.
   3  *   Open      \______   \ ____   ____ |  | _\_ |__   _______  ___
   4  *   Source     |       _//  _ \_/ ___\|  |/ /| __ \ /  _ \  \/  /
   5  *   Jukebox    |    |   (  <_> )  \___|    < | \_\ (  <_> > <  <
   6  *   Firmware   |____|_  /\____/ \___  >__|_ \|___  /\____/__/\_ \
   7  *                     \/            \/     \/    \/            \/
   8  * $Id$
   9  *
  10  * Copyright (C) 2006 by Barry Wardell
  11  *
  12  * This program is free software; you can redistribute it and/or
  13  * modify it under the terms of the GNU General Public License
  14  * as published by the Free Software Foundation; either version 2
  15  * of the License, or (at your option) any later version.
  16  *
  17  * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
  18  * KIND, either express or implied.
  19  *
  20  ****************************************************************************/
  21
  22 /* Created from power.c using some iPod code, and some custom stuff based on
  23    GPIO analysis
  24 */
  25
  26 #include "config.h"
  27 #include "cpu.h"
  28 #include <stdbool.h>
  29 #include "kernel.h"
  30 #include "system.h"
  31 #include "power.h"
  32 #include "logf.h"
  33 #include "usb.h"
  34
  35 #if CONFIG_TUNER
  36
  37 bool tuner_power(bool status)
  38 {
  39     (void)status;
  40     /* TODO: tuner power control */
  41     return true;
  42 }
  43
  44 #endif /* #if CONFIG_TUNER */
  45
  46 void power_init(void)
  47 {
  48 }
  49
  50 unsigned int power_input_status(void)
  51 {
  52     unsigned int status = POWER_INPUT_NONE;
  53
  54     if (GPIOF_INPUT_VAL & 0x08)
  55         status = POWER_INPUT_MAIN_CHARGER;
  56
  57     if (GPIOL_INPUT_VAL & 0x04)
  58         status |= POWER_INPUT_USB_CHARGER;
  59
  60     return status;
  61 }
  62
  63 void ide_power_enable(bool on)
  64 {
  65     if(on){
  66         GPIO_CLEAR_BITWISE(GPIOF_OUTPUT_VAL, 0x01);
  67         DEV_EN |= DEV_IDE0;
  68     } else {
  69         DEV_EN &= ~DEV_IDE0;
  70         GPIO_SET_BITWISE(GPIOF_OUTPUT_VAL, 0x01);
  71     }
  72 }
  73
  74
  75 bool ide_powered(void)
  76 {
  77     return ((GPIOF_INPUT_VAL & 0x1) == 0);
  78 }
  79
  80 void power_off(void)
  81 {
  82     GPIOF_OUTPUT_VAL &=~ 0x20;
  83     while(1);
  84 }