eacd76cb80
There is no simple method to detect radio through the 3-wire interface, so it's not implemented for the YH-925 for now. YH-920 always has a radio. Change-Id: Iea484d752915fcd40dbbbd7dbbf13e81aaf548db
110 lines
2.6 KiB
C
110 lines
2.6 KiB
C
/***************************************************************************
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* __________ __ ___.
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* Open \______ \ ____ ____ | | _\_ |__ _______ ___
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* Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
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* Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
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* Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
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* \/ \/ \/ \/ \/
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* $Id$
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*
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* Copyright (C) 2009 by Mark Arigo
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
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* KIND, either express or implied.
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*
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****************************************************************************/
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/* Created from power.c using some iPod code, and some custom stuff based on
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GPIO analysis
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*/
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#include "config.h"
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#include "cpu.h"
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#include <stdbool.h>
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#include "adc.h"
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#include "kernel.h"
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#include "system.h"
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#include "power.h"
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#include "logf.h"
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#include "usb.h"
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#include "fmradio_3wire.h"
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#if CONFIG_TUNER
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bool tuner_power(bool status)
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{
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GPIO_SET_BITWISE(GPIOL_ENABLE, 0x04);
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GPIO_SET_BITWISE(GPIOL_OUTPUT_EN, 0x04);
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if (status)
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GPIO_CLEAR_BITWISE(GPIOL_OUTPUT_VAL, 0x04);
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else
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GPIO_SET_BITWISE(GPIOL_OUTPUT_VAL, 0x04);
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return status;
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}
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#endif
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void power_init(void)
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{
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#if CONFIG_TUNER
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fmradio_3wire_init();
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#endif
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}
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unsigned int power_input_status(void)
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{
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unsigned int status = POWER_INPUT_NONE;
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if (GPIOL_INPUT_VAL & 0x80)
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status = POWER_INPUT_MAIN_CHARGER;
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if (GPIOD_INPUT_VAL & 0x10)
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status |= POWER_INPUT_USB_CHARGER;
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return status;
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}
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void ide_power_enable(bool on)
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{
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#if defined(SAMSUNG_YH920) || defined(SAMSUNG_YH925)
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if (on)
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{
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GPIO_CLEAR_BITWISE(GPIOF_OUTPUT_VAL, 0x10);
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DEV_EN |= DEV_IDE0;
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}
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else
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{
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DEV_EN &= ~DEV_IDE0;
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GPIO_SET_BITWISE(GPIOF_OUTPUT_VAL, 0x10);
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}
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#else
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(void)on;
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/* We do nothing */
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#endif
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}
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bool ide_powered(void)
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{
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#if defined(SAMSUNG_YH920) || defined(SAMSUNG_YH925)
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return ((GPIOF_INPUT_VAL & 0x10) == 0);
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#else
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/* pretend we are always powered - we don't turn it off */
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return true;
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#endif
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}
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void power_off(void)
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{
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/* Disable interrupts on this core */
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disable_interrupt(IRQ_FIQ_STATUS);
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/* Mask them on both cores */
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CPU_INT_DIS = -1;
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COP_INT_DIS = -1;
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while (1)
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DEV_RS = -1;
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}
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