147 lines
3.6 KiB
C
147 lines
3.6 KiB
C
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/***************************************************************************
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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) 2008 Vitja Makarov
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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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#include <stdbool.h>
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#include "config.h"
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#include "cpu.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 "pcf50606.h"
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void power_init(void)
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{
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pcf50606_write(PCF5060X_DCDC1, 0x90);
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pcf50606_write(PCF5060X_DCDC2, 0x48);
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pcf50606_write(PCF5060X_DCDC3, 0xfc);
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pcf50606_write(PCF5060X_DCDC4, 0xb1);
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pcf50606_write(PCF5060X_IOREGC, 0xe9);
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/* 3.3V, touch-panel */
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pcf50606_write(PCF5060X_D1REGC1, 0xf8);
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pcf50606_write(PCF5060X_D2REGC1, 0xf2);
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pcf50606_write(PCF5060X_D3REGC1, 0xf5);
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pcf50606_write(PCF5060X_LPREGC1, 0x00);
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pcf50606_write(PCF5060X_LPREGC2, 0x02);
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pcf50606_write(PCF5060X_DCUDC1, 0xe6);
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pcf50606_write(PCF5060X_DCUDC2, 0x30);
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pcf50606_write(PCF5060X_DCDEC1, 0xe7);
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pcf50606_write(PCF5060X_DCDEC2, 0x02);
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pcf50606_write(PCF5060X_INT1M, 0x5b);
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pcf50606_write(PCF5060X_INT1M, 0xaf);
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pcf50606_write(PCF5060X_INT1M, 0x8f);
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pcf50606_write(PCF5060X_OOCC1, 0x40);
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pcf50606_write(PCF5060X_OOCC2, 0x05);
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pcf50606_write(PCF5060X_MBCC3, 0x3a);
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pcf50606_write(PCF5060X_GPOC1, 0x00);
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pcf50606_write(PCF5060X_BBCC, 0xf8);
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}
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/* Control leds on ata2501 board */
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void power_touch_panel(bool on)
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{
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if (on)
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pcf50606_write(PCF5060X_D1REGC1, 0xf8);
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else
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pcf50606_write(PCF5060X_D1REGC1, 0x00);
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}
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void ide_power_enable(bool on)
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{
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}
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bool ide_powered(void)
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{
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return true;
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}
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void power_off(void)
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{
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/* Forcibly cut power to SoC & peripherals by putting the PCF to sleep */
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pcf50606_write(PCF5060X_OOCC1, GOSTDBY | CHGWAK | EXTONWAK);
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}
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#if CONFIG_TUNER
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#include "tuner.h"
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/** Tuner **/
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static bool powered = false;
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#define TUNNER_CLK (1 << 5)
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#define TUNNER_DATA (1 << 6)
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#define TUNNER_NR_W (1 << 7)
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bool tuner_power(bool status)
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{
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bool old_status;
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lv24020lp_lock();
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old_status = powered;
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if (status != old_status)
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{
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if (status)
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{
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/* When power up, host should initialize the 3-wire bus
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in host read mode: */
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/* 1. Set direction of the DATA-line to input-mode. */
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GPIOA_DIR &= ~TUNNER_DATA;
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/* 2. Drive NR_W low */
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GPIOA &= ~TUNNER_NR_W;
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GPIOA_DIR |= TUNNER_NR_W;
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/* 3. Drive CLOCK high */
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GPIOA |= TUNNER_CLK;
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GPIOA_DIR |= TUNNER_CLK;
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lv24020lp_power(true);
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}
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else
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{
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lv24020lp_power(false);
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/* set all as inputs */
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GPIOC_DIR &= ~(TUNNER_CLK | TUNNER_DATA | TUNNER_NR_W);
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}
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powered = status;
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}
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lv24020lp_unlock();
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return old_status;
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}
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#endif /* CONFIG_TUNER */
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bool charger_inserted(void)
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{
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return (GPIOA & 0x1) ? true : false;
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}
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