rockbox/firmware/target/arm/s5l8702/ipod6g/pmu-target.h
Cástor Muñoz 9e24d5df1a iPod Classic: update documentation on PMU target
Change-Id: I936889872f83521731e81a972657086a357bb5eb
2016-01-12 14:24:44 +01:00

80 lines
2.7 KiB
C

/***************************************************************************
* __________ __ ___.
* Open \______ \ ____ ____ | | _\_ |__ _______ ___
* Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
* Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
* Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
* \/ \/ \/ \/ \/
* $Id: pmu-target.h 24721 2010-02-17 15:54:48Z theseven $
*
* Copyright © 2009 Michael Sparmann
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
* KIND, either express or implied.
*
****************************************************************************/
#ifndef __PMU_TARGET_H__
#define __PMU_TARGET_H__
#include <stdbool.h>
#include "config.h"
#include <pcf5063x.h>
/* undocummented PMU registers */
#define PCF50635_REG_INT6 0x85
#define PCF50635_REG_INT6M 0x86
#define PCF50635_REG_GPIOSTAT 0x87 /* bit1: GPIO2 status (TBC) */
/* LDOs */
#define LDO_UNK1 1 /* TBC: SoC voltage (USB) */
#define LDO_UNK2 2 /* TBC: SoC voltage (I/O) */
#define LDO_LCD 3
#define LDO_CODEC 4
#define LDO_UNK5 5 /* TBC: nano3g NAND */
#define LDO_CWHEEL 6
#define LDO_ACCY 7 /* HCLDO */
/* Other LDOs:
* AUTOLDO: Hard Disk
* DOWN1: CPU
* DOWN2: SDRAM
* MEMLDO: SDRAM self-refresh (TBC)
*
* EXTON inputs:
* EXTON1: button/holdswitch related (TBC)
* EXTON2: USB Vbus (High when present)
* EXTON3: ACCESORY (Low when present)
*
* GPIO:
* GPIO1: input, Mikey (jack remote ctrl) interrupt (TBC)
* GPIO2: input, hold switch (TBC)
* GPIO3: output, unknown
*/
unsigned char pmu_read(int address);
int pmu_write(int address, unsigned char val);
int pmu_read_multiple(int address, int count, unsigned char* buffer);
int pmu_write_multiple(int address, int count, unsigned char* buffer);
int pmu_read_adc(unsigned int adc);
int pmu_read_battery_voltage(void);
int pmu_read_battery_current(void);
void pmu_init(void);
void pmu_ldo_on_in_standby(unsigned int ldo, int onoff);
void pmu_ldo_set_voltage(unsigned int ldo, unsigned char voltage);
void pmu_ldo_power_on(unsigned int ldo);
void pmu_ldo_power_off(unsigned int ldo);
void pmu_set_wake_condition(unsigned char condition);
void pmu_enter_standby(void);
void pmu_read_rtc(unsigned char* buffer);
void pmu_write_rtc(unsigned char* buffer);
void pmu_hdd_power(bool on);
#endif