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Working touchpad for the Philips HDD1630 using the Synaptics driver. Like the m:robe 100, the strip is divided into up, select, and down button regions. You can't swipe like in the OF. The keymap still needs some work.

Browse source 
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@19480 a1c6a512-1295-4272-9138-f99709370657
This commit is contained in:
Mark Arigo 2008-12-19 03:31:26 +00:00
parent b15d837d33
commit 9bf93ba007
6 changed files with 159 additions and 31 deletions
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3
firmware/SOURCES
View file

@ -535,6 +535,9 @@ target/arm/i2s-pp.c
#ifdef PHILIPS_HDD1630
#ifndef SIMULATOR
#ifndef BOOTLOADER
drivers/synaptics-mep.c
#endif /* BOOTLOADER */
target/arm/ata-as-arm.S
target/arm/ata-pp5020.c
target/arm/wmcodec-pp.c

16
firmware/drivers/synaptics-mep.c
View file

@ -32,6 +32,7 @@
/* Driver for the Synaptics Touchpad based on the "Synaptics Modular Embedded
Protocol: 3-Wire Interface Specification" documentation */
#if defined(MROBE_100)
#define ACK (GPIOD_INPUT_VAL & 0x1)
#define ACK_HI GPIOD_OUTPUT_VAL |= 0x1
#define ACK_LO GPIOD_OUTPUT_VAL &= ~0x1
@ -45,6 +46,21 @@
#define DATA_LO GPIOD_OUTPUT_EN |= 0x4; GPIOD_OUTPUT_VAL &= ~0x4
#define DATA_CL GPIOD_OUTPUT_EN &= ~0x4
#elif defined(PHILIPS_HDD1630)
#define ACK (GPIOD_INPUT_VAL & 0x80)
#define ACK_HI GPIOD_OUTPUT_VAL |= 0x80
#define ACK_LO GPIOD_OUTPUT_VAL &= ~0x80
#define CLK ((GPIOA_INPUT_VAL & 0x20) >> 5)
#define CLK_HI GPIOA_OUTPUT_VAL |= 0x20
#define CLK_LO GPIOA_OUTPUT_VAL &= ~0x20
#define DATA ((GPIOA_INPUT_VAL & 0x10) >> 4)
#define DATA_HI GPIOA_OUTPUT_EN |= 0x10; GPIOA_OUTPUT_VAL |= 0x10
#define DATA_LO GPIOA_OUTPUT_EN |= 0x10; GPIOA_OUTPUT_VAL &= ~0x10
#define DATA_CL GPIOA_OUTPUT_EN &= ~0x10
#endif
#define LO 0
#define HI 1

3
firmware/target/arm/olympus/mrobe-100/button-target.h
View file

@ -30,7 +30,10 @@
bool button_hold(void);
void button_init_device(void);
int button_read_device(void);
#ifndef BOOTLOADER
void button_int(void);
#endif
#define POWEROFF_BUTTON BUTTON_POWER
#define POWEROFF_COUNT 10

144
firmware/target/arm/philips/hdd1630/button-hdd1630.c
View file

@ -22,9 +22,16 @@
#include "system.h"
#include "button.h"
#include "backlight.h"
#include "synaptics-mep.h"
/* Remember last buttons, to make single buzz sound */
int btn_old;
#define LOGF_ENABLE
#include "logf.h"
#define MEP_BUTTON_HEADER 0x19
#define MEP_BUTTON_ID 0x9
#define MEP_ABSOLUTE_HEADER 0x0b
static int int_btn = BUTTON_NONE;
/*
* Generate a click sound from the player (not in headphones yet)
@ -38,11 +45,118 @@ void button_click(void)
GPO32_VAL &= ~0x2000;
}
#ifndef BOOTLOADER
static int syn_status = 0;
void button_init_device(void)
{
/* TODO...for now, hardware initialisation is done by the bootloader */
/* enable touchpad */
GPO32_ENABLE |= 0x80;
GPO32_VAL &= ~0x80;
udelay(1000);
/* enable ACK, CLK, DATA lines */
GPIOD_ENABLE |= 0x80;
GPIOA_ENABLE |= (0x10 | 0x20);
GPIOD_OUTPUT_EN |= 0x80; /* ACK */
GPIOD_OUTPUT_VAL |= 0x80; /* high */
GPIOA_OUTPUT_EN &= ~0x20; /* CLK */
GPIOA_OUTPUT_EN |= 0x10; /* DATA */
GPIOA_OUTPUT_VAL |= 0x10; /* high */
if (syn_init())
{
#ifdef ROCKBOX_HAS_LOGF
syn_info();
#endif
syn_status = 1;
/* enable interrupts */
GPIOA_INT_LEV &= ~0x20;
GPIOA_INT_CLR |= 0x20;
GPIOA_INT_EN |= 0x20;
CPU_INT_EN |= HI_MASK;
CPU_HI_INT_EN |= GPIO0_MASK;
}
}
/*
* Button interrupt handler
*/
void button_int(void)
{
int data[4];
int val, id;
int_btn = BUTTON_NONE;
if (syn_status)
{
/* disable interrupt while we read the touchpad */
GPIOA_INT_EN &= ~0x20;
GPIOA_INT_CLR |= 0x20;
val = syn_read_device(data, 4);
if (val > 0)
{
val = data[0] & 0xff; /* packet header */
id = (data[1] >> 4) & 0xf; /* packet id */
logf("button_read_device...");
logf(" data[0] = 0x%08x", data[0]);
logf(" data[1] = 0x%08x", data[1]);
logf(" data[2] = 0x%08x", data[2]);
logf(" data[3] = 0x%08x", data[3]);
if ((val == MEP_BUTTON_HEADER) && (id == MEP_BUTTON_ID))
{
/* Buttons packet */
if (data[1] & 0x1)
int_btn |= BUTTON_LEFT;
if (data[1] & 0x2)
int_btn |= BUTTON_RIGHT;
/* An Absolute packet should follow which we ignore */
val = syn_read_device(data, 4);
logf(" int_btn = 0x%04x", int_btn);
}
else if (val == MEP_ABSOLUTE_HEADER)
{
/* Absolute packet - the finger is on the vertical strip.
Position ranges from 1-4095, with 1 at the bottom. */
val = ((data[1] >> 4) << 8) | data[2]; /* position */
logf(" pos %d", val);
logf(" z %d", data[3]);
logf(" finger %d", data[1] & 0x1);
logf(" gesture %d", data[1] & 0x2);
logf(" RelPosVld %d", data[1] & 0x4);
if(data[1] & 0x1) /* if finger on touch strip */
{
if ((val > 0) && (val <= 1365))
int_btn |= BUTTON_DOWN;
else if ((val > 1365) && (val <= 2730))
int_btn |= BUTTON_SELECT;
else if ((val > 2730) && (val <= 4095))
int_btn |= BUTTON_UP;
}
}
}
/* re-enable interrupts */
GPIOA_INT_LEV &= ~0x20;
GPIOA_INT_EN |= 0x20;
}
}
#else
void button_init_device(void){}
#endif /* bootloader */
bool button_hold(void)
{
return !(GPIOJ_INPUT_VAL & 0x8);
@ -53,34 +167,20 @@ bool button_hold(void)
*/
int button_read_device(void)
{
int btn = BUTTON_NONE;
static bool hold_button = false;
bool hold_button_old;
static int btn_old = BUTTON_NONE;
int btn = int_btn;
/* Hold */
hold_button_old = hold_button;
hold_button = button_hold();
if(button_hold())
return BUTTON_NONE;
/* device buttons */
if (!hold_button)
{
/* These are the correct button definitions
/* Device buttons */
if (!(GPIOA_INPUT_VAL & 0x01)) btn |= BUTTON_MENU;
if (!(GPIOA_INPUT_VAL & 0x02)) btn |= BUTTON_VOL_UP;
if (!(GPIOA_INPUT_VAL & 0x04)) btn |= BUTTON_VOL_DOWN;
if (!(GPIOA_INPUT_VAL & 0x08)) btn |= BUTTON_VIEW;
if (!(GPIOD_INPUT_VAL & 0x20)) btn |= BUTTON_PLAYLIST;
if (!(GPIOD_INPUT_VAL & 0x40)) btn |= BUTTON_POWER;
*/
/* This is a hack until the touchpad works */
if (!(GPIOA_INPUT_VAL & 0x01)) btn |= BUTTON_LEFT; /* BUTTON_MENU */
if (!(GPIOA_INPUT_VAL & 0x02)) btn |= BUTTON_UP; /* BUTTON_VOL_UP */
if (!(GPIOA_INPUT_VAL & 0x04)) btn |= BUTTON_DOWN; /* BUTTON_VOL_DOWN */
if (!(GPIOA_INPUT_VAL & 0x08)) btn |= BUTTON_RIGHT; /* BUTTON_VIEW */
if (!(GPIOD_INPUT_VAL & 0x20)) btn |= BUTTON_SELECT; /* BUTTON_PLAYLIST */
if (!(GPIOD_INPUT_VAL & 0x40)) btn |= BUTTON_POWER;
}
if ((btn != btn_old) && (btn != BUTTON_NONE))
button_click();

4
firmware/target/arm/philips/hdd1630/button-target.h
View file

@ -31,6 +31,10 @@ bool button_hold(void);
void button_init_device(void);
int button_read_device(void);
#ifndef BOOTLOADER
void button_int(void);
#endif
/* Main unit's buttons */
#define BUTTON_POWER 0x00000001
#define BUTTON_PLAYLIST 0x00000002

8
firmware/target/arm/system-pp502x.c
View file

@ -34,9 +34,6 @@ extern void TIMER1(void);
extern void TIMER2(void);
extern void ipod_mini_button_int(void); /* iPod Mini 1st gen only */
extern void ipod_4g_button_int(void); /* iPod 4th gen and higher only */
#ifdef MROBE_100
extern void button_int(void);
#endif
void irq(void)
{
@ -75,6 +72,11 @@ void irq(void)
if (GPIOD_INT_STAT & 0x2)
button_int();
}
#elif defined(PHILIPS_HDD1630)
else if (CPU_HI_INT_STAT & GPIO0_MASK) {
if (GPIOA_INT_STAT & 0x20)
button_int();
}
#endif
#ifdef HAVE_USBSTACK
else if (CPU_INT_STAT & USB_MASK) {