From 8a177345ce7b96a00f1f14387412c2dfacfeaf34 Mon Sep 17 00:00:00 2001 From: Jens Arnold Date: Tue, 14 Aug 2007 22:06:23 +0000 Subject: Moved archos power handling into target tree. * Tuner power handling cleaned up a bit. git-svn-id: svn://svn.rockbox.org/rockbox/trunk@14345 a1c6a512-1295-4272-9138-f99709370657 --- firmware/target/sh/archos/fm_v2/power-fm_v2.c | 109 +++++++++++++++++++++ firmware/target/sh/archos/ondio/power-ondio.c | 78 +++++++++++++++ firmware/target/sh/archos/player/power-player.c | 87 ++++++++++++++++ .../target/sh/archos/recorder/power-recorder.c | 103 +++++++++++++++++++ 4 files changed, 377 insertions(+) create mode 100644 firmware/target/sh/archos/fm_v2/power-fm_v2.c create mode 100644 firmware/target/sh/archos/ondio/power-ondio.c create mode 100644 firmware/target/sh/archos/player/power-player.c create mode 100644 firmware/target/sh/archos/recorder/power-recorder.c (limited to 'firmware/target/sh/archos') diff --git a/firmware/target/sh/archos/fm_v2/power-fm_v2.c b/firmware/target/sh/archos/fm_v2/power-fm_v2.c new file mode 100644 index 0000000000..94a36339bb --- /dev/null +++ b/firmware/target/sh/archos/fm_v2/power-fm_v2.c @@ -0,0 +1,109 @@ +/*************************************************************************** + * __________ __ ___. + * Open \______ \ ____ ____ | | _\_ |__ _______ ___ + * Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ / + * Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < < + * Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \ + * \/ \/ \/ \/ \/ + * $Id$ + * + * Copyright (C) 2002 by Linus Nielsen Feltzing + * + * All files in this archive are subject to the GNU General Public License. + * See the file COPYING in the source tree root for full license agreement. + * + * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY + * KIND, either express or implied. + * + ****************************************************************************/ +#include "config.h" +#include "cpu.h" +#include +#include "adc.h" +#include "kernel.h" +#include "system.h" +#include "power.h" +#include "usb.h" + +#if CONFIG_TUNER + +bool tuner_power(bool status) +{ + (void)status; + return true; +} + +#endif /* #if CONFIG_TUNER */ + +void power_init(void) +{ + PBCR2 &= ~0x0c00; /* GPIO for PB5 */ + or_b(0x20, &PBIORL); + or_b(0x20, &PBDRL); /* hold power */ +} + +bool charger_inserted(void) +{ + /* FM or V2 can also charge from the USB port */ + return (adc_read(ADC_CHARGE_REGULATOR) < 0x1FF); +} + +/* Returns true if the unit is charging the batteries. */ +bool charging_state(void) +{ + /* We use the information from the ADC_EXT_POWER ADC channel, which + tells us the charging current from the LTC1734. When DC is + connected (either via the external adapter, or via USB), we try + to determine if it is actively charging or only maintaining the + charge. My tests show that ADC readings below about 0x80 means + that the LTC1734 is only maintaining the charge. */ + return adc_read(ADC_EXT_POWER) >= 0x80; +} + +void ide_power_enable(bool on) +{ + bool touched = false; + + if(on) + { + or_b(0x20, &PADRL); + touched = true; + } +#ifdef HAVE_ATA_POWER_OFF + if(!on) + { + and_b(~0x20, &PADRL); + touched = true; + } +#endif /* HAVE_ATA_POWER_OFF */ + +/* late port preparation, else problems with read/modify/write + of other bits on same port, while input and floating high */ + if (touched) + { + or_b(0x20, &PAIORL); /* PA5 is an output */ + PACR2 &= 0xFBFF; /* GPIO for PA5 */ + } +} + + +bool ide_powered(void) +{ +#ifdef HAVE_ATA_POWER_OFF + if ((PACR2 & 0x0400) || !(PAIORL & 0x20)) /* not configured for output */ + return true; /* would be floating high, disk on */ + else + return (PADRL & 0x20) != 0; +#else /* !defined(NEEDS_ATA_POWER_ON) && !defined(HAVE_ATA_POWER_OFF) */ + return true; /* pretend always powered if not controlable */ +#endif +} + +void power_off(void) +{ + set_irq_level(HIGHEST_IRQ_LEVEL); + and_b(~0x20, &PBDRL); + or_b(0x20, &PBIORL); + while(1) + yield(); +} diff --git a/firmware/target/sh/archos/ondio/power-ondio.c b/firmware/target/sh/archos/ondio/power-ondio.c new file mode 100644 index 0000000000..cedc3d10b9 --- /dev/null +++ b/firmware/target/sh/archos/ondio/power-ondio.c @@ -0,0 +1,78 @@ +/*************************************************************************** + * __________ __ ___. + * Open \______ \ ____ ____ | | _\_ |__ _______ ___ + * Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ / + * Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < < + * Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \ + * \/ \/ \/ \/ \/ + * $Id$ + * + * Copyright (C) 2002 by Linus Nielsen Feltzing + * + * All files in this archive are subject to the GNU General Public License. + * See the file COPYING in the source tree root for full license agreement. + * + * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY + * KIND, either express or implied. + * + ****************************************************************************/ +#include "config.h" +#include "cpu.h" +#include +#include "adc.h" +#include "kernel.h" +#include "system.h" +#include "power.h" +#include "usb.h" +#include "backlight-target.h" + +#if CONFIG_TUNER + +static bool powered = false; + +bool tuner_power(bool status) +{ + bool old_status = powered; + + powered = status; + if (status) + { + and_b(~0x04, &PADRL); /* drive PA2 low for tuner enable */ + sleep(1); /* let the voltage settle */ + } + else + or_b(0x04, &PADRL); /* drive PA2 high for tuner disable */ + return old_status; +} + +#endif /* #if CONFIG_TUNER */ + +void power_init(void) +{ + PBCR2 &= ~0x0c00; /* GPIO for PB5 */ + or_b(0x20, &PBIORL); + or_b(0x20, &PBDRL); /* hold power */ +#ifndef HAVE_BACKLIGHT + /* Disable backlight on backlight-modded Ondios when running + * a standard build (always on otherwise). */ + PACR1 &= ~0x3000; /* Set PA14 (backlight control) to GPIO */ + and_b(~0x40, &PADRH); /* drive it low */ + or_b(0x40, &PAIORH); /* ..and output */ +#endif + PACR2 &= ~0x0030; /* GPIO for PA2 */ + or_b(0x04, &PADRL); /* drive PA2 high for tuner disable */ + or_b(0x04, &PAIORL); /* output for PA2 */ +} + +void power_off(void) +{ + set_irq_level(HIGHEST_IRQ_LEVEL); +#ifdef HAVE_BACKLIGHT + /* Switch off the light on backlight-modded Ondios */ + __backlight_off(); +#endif + and_b(~0x20, &PBDRL); + or_b(0x20, &PBIORL); + while(1) + yield(); +} diff --git a/firmware/target/sh/archos/player/power-player.c b/firmware/target/sh/archos/player/power-player.c new file mode 100644 index 0000000000..7d9d0d7d16 --- /dev/null +++ b/firmware/target/sh/archos/player/power-player.c @@ -0,0 +1,87 @@ +/*************************************************************************** + * __________ __ ___. + * Open \______ \ ____ ____ | | _\_ |__ _______ ___ + * Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ / + * Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < < + * Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \ + * \/ \/ \/ \/ \/ + * $Id$ + * + * Copyright (C) 2002 by Linus Nielsen Feltzing + * + * All files in this archive are subject to the GNU General Public License. + * See the file COPYING in the source tree root for full license agreement. + * + * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY + * KIND, either express or implied. + * + ****************************************************************************/ +#include "config.h" +#include "cpu.h" +#include +#include "adc.h" +#include "kernel.h" +#include "system.h" +#include "power.h" +#include "usb.h" + +void power_init(void) +{ +} + +bool charger_inserted(void) +{ + /* Player */ + return (PADR & 1) == 0; +} + +void ide_power_enable(bool on) +{ + bool touched = false; + + if(on) + { + or_b(0x10, &PBDRL); + touched = true; + } +#ifdef HAVE_ATA_POWER_OFF + if(!on) + { + and_b(~0x10, &PBDRL); + touched = true; + } +#endif /* HAVE_ATA_POWER_OFF */ + +/* late port preparation, else problems with read/modify/write + of other bits on same port, while input and floating high */ + if (touched) + { + or_b(0x10, &PBIORL); /* PB4 is an output */ + PBCR2 &= ~0x0300; /* GPIO for PB4 */ + } +} + + +bool ide_powered(void) +{ +#ifdef HAVE_ATA_POWER_OFF + /* This is not correct for very old players, since these are unable to + * control hd power. However, driving the pin doesn't hurt, because it + * is not connected anywhere */ + if ((PBCR2 & 0x0300) || !(PBIORL & 0x10)) /* not configured for output */ + return false; /* would be floating low, disk off */ + else + return (PBDRL & 0x10) != 0; +#else /* !defined(NEEDS_ATA_POWER_ON) && !defined(HAVE_ATA_POWER_OFF) */ + return true; /* pretend always powered if not controlable */ +#endif +} + +void power_off(void) +{ + set_irq_level(HIGHEST_IRQ_LEVEL); + and_b(~0x08, &PADRH); + or_b(0x08, &PAIORH); + while(1) + yield(); +} diff --git a/firmware/target/sh/archos/recorder/power-recorder.c b/firmware/target/sh/archos/recorder/power-recorder.c new file mode 100644 index 0000000000..2af8df1bb6 --- /dev/null +++ b/firmware/target/sh/archos/recorder/power-recorder.c @@ -0,0 +1,103 @@ +/*************************************************************************** + * __________ __ ___. + * Open \______ \ ____ ____ | | _\_ |__ _______ ___ + * Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ / + * Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < < + * Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \ + * \/ \/ \/ \/ \/ + * $Id$ + * + * Copyright (C) 2002 by Linus Nielsen Feltzing + * + * All files in this archive are subject to the GNU General Public License. + * See the file COPYING in the source tree root for full license agreement. + * + * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY + * KIND, either express or implied. + * + ****************************************************************************/ +#include "config.h" +#include "cpu.h" +#include +#include "adc.h" +#include "kernel.h" +#include "system.h" +#include "power.h" +#include "usb.h" + +bool charger_enabled; + +void power_init(void) +{ + PBCR2 &= ~0x0c00; /* GPIO for PB5 */ + or_b(0x20, &PBIORL); /* Set charging control bit to output */ + charger_enable(false); /* Default to charger OFF */ +} + +bool charger_inserted(void) +{ + /* Recorder */ + return adc_read(ADC_EXT_POWER) > 0x100; +} + +void charger_enable(bool on) +{ + if(on) + { + and_b(~0x20, &PBDRL); + charger_enabled = 1; + } + else + { + or_b(0x20, &PBDRL); + charger_enabled = 0; + } +} + +void ide_power_enable(bool on) +{ + bool touched = false; + + if(on) + { + or_b(0x20, &PADRL); + touched = true; + } +#ifdef HAVE_ATA_POWER_OFF + if(!on) + { + and_b(~0x20, &PADRL); + touched = true; + } +#endif /* HAVE_ATA_POWER_OFF */ + +/* late port preparation, else problems with read/modify/write + of other bits on same port, while input and floating high */ + if (touched) + { + or_b(0x20, &PAIORL); /* PA5 is an output */ + PACR2 &= 0xFBFF; /* GPIO for PA5 */ + } +} + + +bool ide_powered(void) +{ +#ifdef HAVE_ATA_POWER_OFF + if ((PACR2 & 0x0400) || !(PAIORL & 0x20)) /* not configured for output */ + return true; /* would be floating high, disk on */ + else + return (PADRL & 0x20) != 0; +#else /* !defined(NEEDS_ATA_POWER_ON) && !defined(HAVE_ATA_POWER_OFF) */ + return true; /* pretend always powered if not controlable */ +#endif +} + +void power_off(void) +{ + set_irq_level(HIGHEST_IRQ_LEVEL); + and_b(~0x10, &PBDRL); + or_b(0x10, &PBIORL); + while(1) + yield(); +} -- cgit v1.2.3