mirror of
https://github.com/Rockbox/rockbox.git
synced 2025-12-09 13:15:18 -05:00
70ab3fca0d
* Fix warnings * Add fake battery level information to make sure Rockbox doesn't shutdown * Enable switching between touch modes by pressing (VOL_DOWN|VOL_UP) git-svn-id: svn://svn.rockbox.org/rockbox/trunk@20269 a1c6a512-1295-4272-9138-f99709370657
284 lines
7.3 KiB
C
284 lines
7.3 KiB
C
/***************************************************************************
|
|
* __________ __ ___.
|
|
* Open \______ \ ____ ____ | | _\_ |__ _______ ___
|
|
* Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
|
|
* Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
|
|
* Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
|
|
* \/ \/ \/ \/ \/
|
|
* $Id$
|
|
*
|
|
* Copyright (C) 2008 by Maurus Cuelenaere
|
|
*
|
|
* 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.
|
|
*
|
|
****************************************************************************/
|
|
|
|
#include "config.h"
|
|
#include "system.h"
|
|
#include "jz4740.h"
|
|
#include "button.h"
|
|
#include "button-target.h"
|
|
#include "powermgmt.h"
|
|
#include "kernel.h"
|
|
#include "backlight.h"
|
|
#include "logf.h"
|
|
|
|
#ifdef ONDA_VX747
|
|
#define BTN_OFF (1 << 29)
|
|
#define BTN_VOL_DOWN (1 << 27)
|
|
#define BTN_HOLD (1 << 16)
|
|
#define BTN_MENU (1 << 1)
|
|
#define BTN_VOL_UP (1 << 0)
|
|
#elif defined(ONDA_VX747P)
|
|
#define BTN_OFF (1 << 29)
|
|
#define BTN_VOL_DOWN (1 << 27)
|
|
#define BTN_HOLD (1 << 22) /* on REG_GPIO_PXPIN(2) */
|
|
#define BTN_MENU (1 << 20)
|
|
#define BTN_VOL_UP (1 << 19)
|
|
#else
|
|
#error No buttons defined!
|
|
#endif
|
|
|
|
#define BTN_MASK (BTN_OFF | BTN_VOL_DOWN | \
|
|
BTN_MENU | BTN_VOL_UP)
|
|
|
|
|
|
#define TS_AD_COUNT 3
|
|
#define SADC_CFG_SNUM ((TS_AD_COUNT - 1) << SADC_CFG_SNUM_BIT)
|
|
|
|
#define SADC_CFG_INIT ( \
|
|
(2 << SADC_CFG_CLKOUT_NUM_BIT) | \
|
|
SADC_CFG_XYZ1Z2 | \
|
|
SADC_CFG_SNUM | \
|
|
(1 << SADC_CFG_CLKDIV_BIT) | \
|
|
SADC_CFG_PBAT_HIGH | \
|
|
SADC_CFG_CMD_INT_PEN \
|
|
)
|
|
|
|
static signed int x_pos, y_pos;
|
|
static int datacount = 0;
|
|
static volatile int cur_touch = 0;
|
|
static volatile bool pen_down = false;
|
|
static volatile unsigned short bat_val;
|
|
static struct mutex battery_mtx;
|
|
|
|
const unsigned short battery_level_dangerous[BATTERY_TYPES_COUNT] =
|
|
{
|
|
/* TODO */
|
|
1000
|
|
};
|
|
|
|
const unsigned short battery_level_shutoff[BATTERY_TYPES_COUNT] =
|
|
{
|
|
/* TODO */
|
|
900
|
|
};
|
|
|
|
/* voltages (millivolt) of 0%, 10%, ... 100% when charging disabled */
|
|
const unsigned short percent_to_volt_discharge[BATTERY_TYPES_COUNT][11] =
|
|
{
|
|
/* TODO */
|
|
{ 1000, 1100, 1200, 1300, 1400, 1500, 1600, 1700, 1800, 1900, 2000 },
|
|
};
|
|
|
|
/* voltages (millivolt) of 0%, 10%, ... 100% when charging enabled */
|
|
const unsigned short percent_to_volt_charge[11] =
|
|
{
|
|
/* TODO */
|
|
1000, 1100, 1200, 1300, 1400, 1500, 1600, 1700, 1800, 1900, 2000
|
|
};
|
|
|
|
/* VBAT = (BDATA/4096) * 7.5V */
|
|
#define BATTERY_SCALE_FACTOR 1875
|
|
|
|
/* Returns battery voltage from ADC [millivolts] */
|
|
unsigned int battery_adc_voltage(void)
|
|
{
|
|
unsigned int dummy, timeout=HZ/4;
|
|
|
|
mutex_lock(&battery_mtx);
|
|
|
|
dummy = REG_SADC_BATDAT;
|
|
dummy = REG_SADC_BATDAT;
|
|
|
|
REG_SADC_ENA |= SADC_ENA_PBATEN;
|
|
bat_val = 0;
|
|
|
|
/* primitive wakeup event */
|
|
while(bat_val == 0 && timeout--)
|
|
sleep(0);
|
|
|
|
logf("%d %d", bat_val, (bat_val*BATTERY_SCALE_FACTOR)>>10);
|
|
|
|
mutex_unlock(&battery_mtx);
|
|
|
|
return (bat_val*BATTERY_SCALE_FACTOR)>>10;
|
|
}
|
|
|
|
void button_init_device(void)
|
|
{
|
|
__cpm_start_sadc();
|
|
REG_SADC_ENA = 0;
|
|
REG_SADC_STATE &= ~REG_SADC_STATE;
|
|
REG_SADC_CTRL = 0x1F;
|
|
|
|
REG_SADC_CFG = SADC_CFG_INIT;
|
|
|
|
system_enable_irq(IRQ_SADC);
|
|
|
|
REG_SADC_SAMETIME = 10;
|
|
REG_SADC_WAITTIME = 100;
|
|
REG_SADC_STATE &= ~REG_SADC_STATE;
|
|
REG_SADC_CTRL = ~(SADC_CTRL_PENDM | SADC_CTRL_PENUM | SADC_CTRL_TSRDYM | SADC_CTRL_PBATRDYM);
|
|
REG_SADC_ENA = SADC_ENA_TSEN;
|
|
|
|
#ifdef ONDA_VX747
|
|
__gpio_as_input(32*3 + 29);
|
|
__gpio_as_input(32*3 + 27);
|
|
__gpio_as_input(32*3 + 16);
|
|
__gpio_as_input(32*3 + 1);
|
|
__gpio_as_input(32*3 + 0);
|
|
#elif defined(ONDA_VX747P)
|
|
__gpio_as_input(32*3 + 29);
|
|
__gpio_as_input(32*3 + 27);
|
|
__gpio_as_input(32*3 + 20);
|
|
__gpio_as_input(32*3 + 19);
|
|
__gpio_as_input(32*2 + 22);
|
|
#endif
|
|
|
|
mutex_init(&battery_mtx);
|
|
}
|
|
|
|
bool button_hold(void)
|
|
{
|
|
return (
|
|
#ifdef ONDA_VX747
|
|
(~REG_GPIO_PXPIN(3)) & BTN_HOLD
|
|
#elif defined(ONDA_VX747P)
|
|
(~REG_GPIO_PXPIN(2)) & BTN_HOLD
|
|
#endif
|
|
? true : false
|
|
);
|
|
}
|
|
|
|
int button_read_device(int *data)
|
|
{
|
|
int ret = 0, tmp;
|
|
|
|
/* Filter button events out if HOLD button is pressed at firmware/ level */
|
|
if(button_hold())
|
|
return 0;
|
|
|
|
tmp = (~REG_GPIO_PXPIN(3)) & BTN_MASK;
|
|
|
|
if(tmp & BTN_VOL_DOWN)
|
|
ret |= BUTTON_VOL_DOWN;
|
|
if(tmp & BTN_VOL_UP)
|
|
ret |= BUTTON_VOL_UP;
|
|
if(tmp & BTN_MENU)
|
|
ret |= BUTTON_MENU;
|
|
if(tmp & BTN_OFF)
|
|
ret |= BUTTON_POWER;
|
|
|
|
if(cur_touch != 0 && pen_down)
|
|
{
|
|
ret |= touchscreen_to_pixels(cur_touch >> 16, cur_touch & 0xFFFF, data);
|
|
if( UNLIKELY(!is_backlight_on(true)) )
|
|
*data = 0;
|
|
}
|
|
|
|
if(ret & (BUTTON_VOL_DOWN|BUTTON_VOL_UP))
|
|
touchscreen_set_mode( touchscreen_get_mode() == TOUCHSCREEN_BUTTON ? TOUCHSCREEN_POINT : TOUCHSCREEN_BUTTON);
|
|
|
|
return ret;
|
|
}
|
|
|
|
/* Interrupt handler */
|
|
void SADC(void)
|
|
{
|
|
unsigned char state;
|
|
unsigned char sadcstate;
|
|
|
|
sadcstate = REG_SADC_STATE;
|
|
state = REG_SADC_STATE & (~REG_SADC_CTRL);
|
|
REG_SADC_STATE &= sadcstate;
|
|
|
|
if(state & SADC_CTRL_PENDM)
|
|
{
|
|
/* Pen down IRQ */
|
|
REG_SADC_CTRL &= (~(SADC_CTRL_PENUM | SADC_CTRL_TSRDYM));
|
|
REG_SADC_CTRL |= (SADC_CTRL_PENDM);
|
|
pen_down = true;
|
|
}
|
|
|
|
if(state & SADC_CTRL_PENUM)
|
|
{
|
|
/* Pen up IRQ */
|
|
REG_SADC_CTRL &= (~SADC_CTRL_PENDM );
|
|
REG_SADC_CTRL |= SADC_CTRL_PENUM;
|
|
pen_down = false;
|
|
datacount = 0;
|
|
cur_touch = 0;
|
|
}
|
|
|
|
if(state & SADC_CTRL_TSRDYM)
|
|
{
|
|
unsigned int dat;
|
|
unsigned short xData, yData;
|
|
signed short tsz1Data, tsz2Data;
|
|
|
|
dat = REG_SADC_TSDAT;
|
|
xData = (dat >> 0) & 0xFFF;
|
|
yData = (dat >> 16) & 0xFFF;
|
|
|
|
dat = REG_SADC_TSDAT;
|
|
tsz1Data = (dat >> 0) & 0xFFF;
|
|
tsz2Data = (dat >> 16) & 0xFFF;
|
|
|
|
if(!pen_down)
|
|
return;
|
|
|
|
tsz1Data = tsz2Data - tsz1Data;
|
|
|
|
if((tsz1Data > 100) || (tsz1Data < -100))
|
|
{
|
|
if(datacount == 0)
|
|
{
|
|
x_pos = xData;
|
|
y_pos = yData;
|
|
}
|
|
else
|
|
{
|
|
x_pos += xData;
|
|
y_pos += yData;
|
|
}
|
|
|
|
datacount++;
|
|
|
|
if(datacount >= TS_AD_COUNT)
|
|
{
|
|
cur_touch = ((x_pos / datacount) << 16) |
|
|
((y_pos / datacount) & 0xFFFF);
|
|
datacount = 0;
|
|
}
|
|
}
|
|
else
|
|
datacount = 0;
|
|
}
|
|
|
|
if(state & SADC_CTRL_PBATRDYM)
|
|
{
|
|
bat_val = REG_SADC_BATDAT;
|
|
/* Battery AD IRQ */
|
|
}
|
|
}
|
|
|
|
void adc_init(void)
|
|
{
|
|
}
|