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rk2928-phonepad-sdk: add ap321xx l/p sensor and byd693x tp support

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[reference files]

	modified:
		arch/arm/configs/rk2928_phonepad_defconfig
		arch/arm/mach-rk2928/board-rk2928-phonepad.c
		arch/arm/mach-rk2928/include/mach/board.h
		drivers/input/misc/Kconfig
		drivers/input/misc/Makefile
		drivers/input/touchscreen/Kconfig
		drivers/input/touchscreen/Makefile
	new file:
		drivers/input/misc/ap321xx.c
		drivers/input/touchscreen/byd693x_ts.c
		drivers/input/touchscreen/byd693x_ts.h
This commit is contained in:
linjh 2012-10-10 19:14:05 +08:00
parent b8f53ed161
commit aaee33b952
10 changed files with 2218 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
arch/arm/configs/rk2928_phonepad_defconfig
View File

@ -239,7 +239,9 @@ CONFIG_TABLET_USB_KBTAB=y
CONFIG_TABLET_USB_WACOM=y
CONFIG_INPUT_TOUCHSCREEN=y
CONFIG_TOUCHSCREEN_I30=y
CONFIG_TOUCHSCREEN_BYD693X=y
CONFIG_INPUT_MISC=y
CONFIG_INPUT_AP321XX=y
CONFIG_INPUT_KEYCHORD=y
CONFIG_INPUT_UINPUT=y
CONFIG_SENSOR_DEVICE=y

21
arch/arm/mach-rk2928/board-rk2928-phonepad.c
View File

@ -378,6 +378,18 @@ struct ft5306_platform_data ft5306_info = {
};
#endif
#if defined(CONFIG_TOUCHSCREEN_BYD693X)
#define TOUCH_RESET_PIN RK2928_PIN3_PD5
#define TOUCH_INT_PIN RK2928_PIN3_PC7
struct byd_platform_data byd693x_info = {
.int_pin = TOUCH_INT_PIN,
.rst_pin = TOUCH_RESET_PIN,
.screen_max_x = 800,
.screen_max_y = 480,
.xpol = -1,
};
#endif
/*MMA7660 gsensor*/
#if defined (CONFIG_GS_MMA7660)
@ -883,6 +895,15 @@ static struct i2c_board_info __initdata i2c2_info[] = {
.platform_data = &ft5306_info,
},
#endif
#if defined(CONFIG_TOUCHSCREEN_BYD693X)
{
.type = "byd693x-ts",
.addr = 0x52,
.flags = 0,
.irq = TOUCH_INT_PIN,
.platform_data = &byd693x_info,
},
#endif
};
#endif
#ifdef CONFIG_I2C3_RK30

24
arch/arm/mach-rk2928/include/mach/board.h
View File

@ -99,6 +99,23 @@ struct ft5306_platform_data {
void (*exit_platform_hw)(void);
};
#endif
#if defined(CONFIG_TOUCHSCREEN_BYD693X)
struct byd_platform_data {
u16 model;
int pwr_pin;
int int_pin;
int rst_pin;
int pwr_on_value;
int *tp_flag;
uint16_t screen_max_x;
uint16_t screen_max_y;
u8 swap_xy :1;
u8 xpol :1;
u8 ypol :1;
};
#endif
#if defined (CONFIG_GPIOEXP_AW9523B)
struct gpio_exp_platform_data {
@ -107,6 +124,13 @@ struct gpio_exp_platform_data {
};
#endif
#ifdef CONFIG_INPUT_AP321XX
struct ap321xx_platform_data {
int (*init_platform_hw)(void);
void (*exit_platform_hw)(void);
};
#endif
enum _periph_pll {
periph_pll_1485mhz = 148500000,
periph_pll_297mhz = 297000000,

6
drivers/input/misc/Kconfig
View File

@ -21,6 +21,12 @@ config INPUT_LPSENSOR_CM3602
config INPUT_LPSENSOR_AL3006
tristate "al3006 l/p sensor input support"
config INPUT_AP321XX
tristate "ap321xx light and proximity sensor support"
default n
help
To have support for AP321XX serial light and proximity sensor.
config INPUT_88PM860X_ONKEY
tristate "88PM860x ONKEY support"
depends on MFD_88PM860X

2
drivers/input/misc/Makefile
View File

@ -52,4 +52,4 @@ obj-$(CONFIG_INPUT_WM831X_ON) += wm831x-on.o
obj-$(CONFIG_INPUT_XEN_KBDDEV_FRONTEND) += xen-kbdfront.o
obj-$(CONFIG_INPUT_YEALINK) += yealink.o
obj-$(CONFIG_INPUT_LPSENSOR_AL3006) += al3006.o
obj-$(CONFIG_INPUT_AP321XX) += ap321xx.o

1395
drivers/input/misc/ap321xx.c Normal file
View File

File diff suppressed because it is too large Load Diff

4
drivers/input/touchscreen/Kconfig
View File

@ -1016,6 +1016,10 @@ config TOUCHSCREEN_I30
tristate "i30 based touchscreens: i30(ft5306) Interface"
depends on I2C2_RK29 || I2C2_RK30
config TOUCHSCREEN_BYD693X
tristate "touchscreen BYD693X I2C Interface"
depends on I2C2_RK29 || I2C2_RK30
config TOUCHSCREEN_SITRONIX_A720
tristate "SITRONIX based touchscreens: SITRONIX Interface for a720"
depends on I2C2_RK29 || I2C2_RK30

2
drivers/input/touchscreen/Makefile
View File

@ -93,3 +93,5 @@ obj-$(CONFIG_LAIBAO_TS) += ft5x0x_i2c_ts.o
obj-$(CONFIG_TOUCHSCREEN_PIXCIR) += pixcir_i2c_ts.o
obj-$(CONFIG_TOUCHSCREEN_SYNAPTICS_RMI4_I2C_RK) += rmi4/
obj-$(CONFIG_TOUCHSCREEN_I30) += i30_ts.o
obj-$(CONFIG_TOUCHSCREEN_BYD693X) += byd693x_ts.o

720
drivers/input/touchscreen/byd693x_ts.c Normal file
View File

@ -0,0 +1,720 @@
#include <linux/i2c.h>
#include <linux/input.h>
#include <linux/interrupt.h>
#include <linux/delay.h>
#include <linux/interrupt.h>
#include <linux/errno.h>
#include <linux/kernel.h>
#include <linux/module.h>
#include <linux/slab.h>
#include <linux/input/mt.h> //use slot B protocol, Android 4.0 system
#include <linux/platform_device.h>
#include <linux/async.h>
#include <linux/hrtimer.h>
#include <linux/init.h>
#include <linux/ioport.h>
#include <asm/irq.h>
#include <asm/io.h>
#include <asm/uaccess.h>
#include <linux/gpio.h>
#include <mach/irqs.h>
//#include <mach/system.h>
//#include <mach/hardware.h>
//#include <mach/sys_config.h>
#include <mach/board.h>
#ifdef CONFIG_HAS_EARLYSUSPEND
#include <linux/pm.h>
#include <linux/earlysuspend.h>
#endif
//#define CONFIG_TS_FUNCTION_CALLED_DEBUG //Display the debug information whitch function is called
//#define CONFIG_TS_PROBE_DEBUG //Display the debug information in byd693x_ts_probe function
//#define CONFIG_TS_I2C_TRANSFER_DEBUG //Display the debug information of IIC transfer
//#define CONFIG_TPKEY_STATUS_DEBUG //Display the debug information of Touch Key status
//#define CONFIG_TS_WORKQUEUE_DEBUG //Display the debug ihnformation of creating work queue
//#define CONFIG_TS_COORDIATE_DEBUG //
//#define CONFIG_TS_CUTEDGE_DEBUG //
//----------------------------------------//
#define TOUCH_INT_NO SW_INT_IRQNO_PIO //GPIO :set the interrupt
#define byd693x_I2C_NAME "byd693x-ts"
//----------------------------------------//
struct ChipSetting {
char No;
char Reg;
char Data1;
char Data2;
};
#include "byd693x_ts.h"
#define VERSION "byd693x_20120731_16:52_V1.2_Charles@Raysens@Zed"
#define CTP_NAME "byd693x-ts"
struct byd_platform_data *byd6932_pdata;
#define FINGER_NO_MAX 10 //Define the max finger number, but the really finger number: fetch from .fex file
#define BYD_COORD_READ_ADDR 0x5c
static int SCREEN_MAX_X = 1024;
static int SCREEN_MAX_Y = 600;
static int Get_Finger_Num = 5;
#define RESO_X_NO 0
#define RESO_Y_NO 1
struct ChipSetting byd693xcfg_Resolution[]={
//{ 2,0x08, 200/256, 200%256}, // 1 FTHD_H;FTHD_L //ê???°′?ü?D?μ
//{ 2,0x0A, 120/256, 120%256}, // 2 NTHD_H;NTHD_L //??éù?D?μ
{ 2,0x0C, 800/256, 800%256}, // 3 RESX_H;RESX_L //X·?±??ê
{ 2,0x0E, 480/256, 480%256}, // 4 RESY_H;RESY_L //Y·?±??ê
};
static void deviceResume(struct i2c_client *client);
static void deviceSuspend(struct i2c_client *client);
void byd693xdeviceInit(struct i2c_client *client);
//static int byd693x_ts_open(struct input_dev *dev);
//static void byd693x_ts_close(struct input_dev *dev);
static int byd693x_ts_suspend(struct i2c_client *client, pm_message_t mesg);
static int byd693x_ts_resume(struct i2c_client *client);
#ifdef CONFIG_HAS_EARLYSUSPEND
static void byd693x_ts_early_suspend(struct early_suspend *h);
static void byd693x_ts_late_resume(struct early_suspend *h);
#endif /* CONFIG_HAS_EARLYSUSPEND */
static irqreturn_t byd693x_ts_isr(int irq, void *dev_id);
static struct workqueue_struct *byd693x_wq;
struct byd_ts_priv {
struct i2c_client *client;
struct input_dev *input;
struct hrtimer timer;
struct work_struct byd_work;
#ifdef CONFIG_HAS_EARLYSUSPEND
struct early_suspend early_suspend;
#endif
int irq;
int FingerNo;
int FingerDetect;
u8 btn_pre_TPKey;
int suspend_opend;
};
/***********************************************************
Read Data from TP through IIC
***********************************************************/
static int ReadRegister(struct i2c_client *client,uint8_t reg,unsigned char *buf, int ByteLen)
{
// unsigned char buf[4];
struct i2c_msg msg[2];
int ret;
// memset(buf, 0xFF, sizeof(buf));
msg[0].addr = client->addr;
msg[0].flags = 0;
msg[0].len = 1;
msg[0].buf = &reg;
msg[0].scl_rate=byd693x_I2C_RATE;
msg[1].addr = client->addr;
msg[1].flags = I2C_M_RD;
msg[1].len = ByteLen;
msg[1].buf = buf;
msg[1].scl_rate=byd693x_I2C_RATE;
ret = i2c_transfer(client->adapter, msg, 2);
#ifdef CONFIG_TS_I2C_TRANSFER_DEBUG
if(ret<0) printk(" ReadRegister: i2c_transfer Error !\n");
else printk(" ReadRegister: i2c_transfer OK !\n");
#endif
if(ret<0) { return 0; }
else { return 1; }
}
/***********************************************************
Write Data to TP through IIC
***********************************************************/
static void WriteRegister(struct i2c_client *client,uint8_t Reg,unsigned char Data1,unsigned char Data2,int ByteNo)
{
struct i2c_msg msg;
unsigned char buf[4];
int ret;
buf[0]=Reg;
buf[1]=Data1;
buf[2]=Data2;
buf[3]=0;
msg.addr = client->addr;
msg.flags = 0;
msg.len = ByteNo+1;
msg.buf = (char *)buf;
msg.scl_rate=byd693x_I2C_RATE;
ret = i2c_transfer(client->adapter, &msg, 1);
#ifdef CONFIG_TS_I2C_TRANSFER_DEBUG
if(ret<0) printk(" WriteRegister: i2c_master_send Error !\n");
else printk(" WriteRegister: i2c_master_send OK !\n");
#endif
}
void byd693xdeviceInit(struct i2c_client *client)
{
deviceSuspend(client);
deviceResume(client);
mdelay(30);
}
static void deviceResume(struct i2c_client *client)
{
int i;
for(i=0;i<sizeof(Resume)/sizeof(Resume[0]);i++)
{
WriteRegister( client,Resume[i].Reg,
Resume[i].Data1,Resume[i].Data2,
Resume[i].No);
}
mdelay(20);
//Config the resolution of CTP
for(i=0;i<sizeof(byd693xcfg_Resolution)/sizeof(byd693xcfg_Resolution[0]);i++)
{
WriteRegister( client,byd693xcfg_Resolution[i].Reg,
byd693xcfg_Resolution[i].Data1,byd693xcfg_Resolution[i].Data2,
byd693xcfg_Resolution[i].No);
}
mdelay(20);
}
static void deviceSuspend(struct i2c_client *client)
{
int i;
for(i=0;i<sizeof(Suspend)/sizeof(Suspend[0]);i++)
{
WriteRegister( client,Suspend[i].Reg,
Suspend[i].Data1,Suspend[i].Data2,
Suspend[i].No);
}
mdelay(50);
}
static void bf693x_ts_send_keyevent(struct byd_ts_priv *byd_priv,u8 btn_status)
{
switch(btn_status & 0xf0)
{
case 0x90:
byd_priv->btn_pre_TPKey = TPKey_code[0];
break;
case 0xa0:
byd_priv->btn_pre_TPKey = TPKey_code[1];
break;
case 0xb0:
byd_priv->btn_pre_TPKey = TPKey_code[2];
break;
case 0xc0:
byd_priv->btn_pre_TPKey = TPKey_code[3];
break;
case 0xf0:
input_report_key(byd_priv->input, byd_priv->btn_pre_TPKey, REPORT_TPKEY_UP);
input_sync(byd_priv->input);
return;
default:
return;
}
input_report_key(byd_priv->input, byd_priv->btn_pre_TPKey, REPORT_TPKEY_DOWN);
input_sync(byd_priv->input);
}
static void byd693x_ts_work(struct work_struct *work)
{
int i;
unsigned short xpos=0, ypos=0;
unsigned char Coord_Buf[4*FINGER_NO_MAX +1]; //Define the max finger data
u8 btn_status;
u8 Finger_ID,Finger_Status,Report_Status;
struct byd_ts_priv *byd_priv = container_of(work,struct byd_ts_priv,byd_work);
#ifdef CONFIG_TS_FUNCTION_CALLED_DEBUG
printk("+-----------------------------------------+\n");
printk("| byd693x_ts_work! |\n");
printk("+-----------------------------------------+\n");
#endif
if (byd_priv->suspend_opend == 1)
return ;
ReadRegister(byd_priv->client,BYD_COORD_READ_ADDR,Coord_Buf,(4 * Get_Finger_Num +1)); //read only the used finger number data
btn_status = Coord_Buf[0];
#ifdef CONFIG_TS_COORDIATE_DEBUG
printk("btn_status is: 0x%x\n",btn_status);
#endif
if ( 0x00 == (btn_status & 0x80))
{
return;
}
bf693x_ts_send_keyevent(byd_priv,btn_status);
byd_priv->FingerDetect = 0;
Report_Status = 0;
if ((btn_status & 0x0f))
{
for(i=0;i< (btn_status & 0x0f);i++)
{
Finger_ID = (Coord_Buf[i*4 + 1]>>4)-1;
Finger_Status = Coord_Buf[i*4 + 3] & 0xf0;
xpos = Coord_Buf[i*4 + 1] & 0x0f;
xpos = (xpos <<8) | Coord_Buf[i*4 + 2];
ypos = Coord_Buf[i*4 + 3] & 0x0f;
ypos = (ypos <<8) | Coord_Buf[i*4 + 4];
if (byd6932_pdata ->swap_xy)
swap(xpos, ypos);
if (byd6932_pdata ->xpol)
xpos = byd6932_pdata ->screen_max_x -xpos;
if (byd6932_pdata ->ypol)
ypos = byd6932_pdata ->screen_max_y -ypos;
if((0xa0 == Finger_Status) || (0x90 == Finger_Status)) //0xa0:The first Touch; 0x90: Hold Finger Touch
{
byd_priv->FingerDetect++;
Report_Status = 1;
// printk("Finger_ID = 0x%x, DOWN\n", Finger_ID);
input_mt_slot(byd_priv->input, Finger_ID); //Slot B protocol
input_report_abs(byd_priv->input, ABS_MT_TRACKING_ID, Finger_ID);
input_report_abs(byd_priv->input, ABS_MT_TOUCH_MAJOR, REPORT_TOUCH_MAJOR); //Finger Size
input_report_abs(byd_priv->input, ABS_MT_POSITION_X, xpos);
input_report_abs(byd_priv->input, ABS_MT_POSITION_Y, ypos);
input_report_abs(byd_priv->input, ABS_MT_WIDTH_MAJOR, REPORT_WIDTH_MAJOR); //Touch Size
#ifdef CONFIG_TS_COORDIATE_DEBUG
printk(" Finger Touch X = %d , Y = %d, State = 0x%x,Finger_ID=0x%x\n\n",xpos,ypos,Finger_Status,Finger_ID);
#endif
}
if (Finger_Status == 0xc0)
{
Report_Status = 1;
input_mt_slot(byd_priv->input, Finger_ID);
input_report_abs(byd_priv->input, ABS_MT_TRACKING_ID, -1);
#ifdef CONFIG_TS_COORDIATE_DEBUG
printk(" Touch release X = %d , Y = %d, State = 0x%x,Finger_ID=0x%x\n\n",xpos,ypos,Finger_Status,Finger_ID);
#endif
}
}
}
if (Report_Status)
{
input_sync(byd_priv->input);
}
}
static int byd693x_init_platform_hw(void)
{
if(gpio_request(byd6932_pdata->rst_pin,NULL) != 0){
gpio_free(byd6932_pdata->rst_pin);
printk("byd693x_init_platform_hw gpio_request error\n");
return -EIO;
}
if(gpio_request(byd6932_pdata->int_pin, NULL) != 0){
gpio_free(byd6932_pdata->int_pin);
printk("byd693x_init_platform_hw gpio_request error\n");
return -EIO;
}
gpio_pull_updown(byd6932_pdata->int_pin, 1);
gpio_direction_output(byd6932_pdata->rst_pin, 1);
return 0;
}
static int byd693x_ts_probe(struct i2c_client *client,const struct i2c_device_id *idp)
{
struct byd_ts_priv *byd_priv;
struct input_dev *byd_input = NULL;
struct byd_platform_data *pdata = client->dev.platform_data;
unsigned char tp_buf[1];
int error = -1;
byd6932_pdata = client->dev.platform_data;
#ifdef CONFIG_TS_FUNCTION_CALLED_DEBUG
printk("+-----------------------------------------+\n");
printk("| byd693x_ts_probe! |\n");
printk("+-----------------------------------------+\n");
#endif
if (!i2c_check_functionality(client->adapter, I2C_FUNC_I2C))
{
#ifdef CONFIG_TS_PROBE_DEBUG
printk(" byd693x_ts_probe: need I2C_FUNC_I2C\n");
#endif
return -ENODEV;
}
else
{
#ifdef CONFIG_TS_PROBE_DEBUG
printk(" byd693x_ts_probe: i2c Check OK!\n");
printk(" byd693x_ts_probe: i2c_client name : %s\n",client->name);
#endif
}
byd_priv = kzalloc(sizeof(*byd_priv), GFP_KERNEL);
if (!byd_priv)
{
#ifdef CONFIG_TS_PROBE_DEBUG
printk(" byd693x_ts_probe: kzalloc Error!\n");
#endif
error=-ENODEV;
goto err0;
}
else
{
#ifdef CONFIG_TS_PROBE_DEBUG
printk(" byd693x_ts_probe: kzalloc OK!\n");
#endif
}
dev_set_drvdata(&client->dev, byd_priv);
byd_input = input_allocate_device();
if (!byd_input)
{
#ifdef CONFIG_TS_PROBE_DEBUG
printk(" byd693x_ts_probe: input_allocate_device Error\n");
#endif
error=-ENODEV;
goto err1;
}
else
{
#ifdef CONFIG_TS_PROBE_DEBUG
printk(" byd693x_ts_probe: input_allocate_device OK\n");
#endif
}
//only check BYD BF6932
error = ReadRegister(client, BYD_COORD_READ_ADDR, tp_buf, sizeof(tp_buf));
if (error <= 0)
{
printk(KERN_ALERT "BYD BF6932 Touchscreen not found \n");
gpio_free(pdata->rst_pin);
gpio_free(pdata->int_pin);
goto err1;
}
// byd_input->evbit[0] = BIT_MASK(EV_KEY) | BIT_MASK(EV_ABS) | BIT_MASK(EV_SYN)|BIT_MASK(EV_REP) ;
// byd_input->keybit[BIT_WORD(BTN_TOUCH)] = BIT_MASK(BTN_TOUCH) | BIT_MASK(BTN_2);
byd_input->name = client->name;
byd_input->id.bustype = BUS_I2C;
byd_input->id.vendor = 0x2878; // Modify for Vendor ID
byd_input->dev.parent = &client->dev;
// byd_input->open = byd693x_ts_open;
// byd_input->close = byd693x_ts_close;
input_set_drvdata(byd_input, byd_priv);
byd_priv->client = client;
byd_priv->input = byd_input;
byd_priv->irq = pdata->int_pin;
byd_priv->FingerNo=FINGER_NO_MAX;
byd_input->keybit[BIT_WORD(BTN_TOUCH)] = BIT_MASK(BTN_TOUCH);
byd_input->absbit[0] = BIT(ABS_X) | BIT(ABS_Y); // for android
__set_bit(EV_ABS, byd_input->evbit);
__set_bit(INPUT_PROP_DIRECT, byd_input->propbit);
set_bit(ABS_MT_POSITION_X, byd_input->absbit);
set_bit(ABS_MT_POSITION_Y, byd_input->absbit);
set_bit(ABS_MT_TOUCH_MAJOR, byd_input->absbit);
set_bit(ABS_MT_WIDTH_MAJOR, byd_input->absbit);
// deviceReset(client);
// printk("BYD Touchscreen I2C Address: 0x%02X\n",client->addr);
// printk("BYD Touchscreen Device ID : BF6932\n");
//config the resolution of CTP
byd693xcfg_Resolution[RESO_X_NO].Data1 = (char)(pdata->screen_max_x >>8);
byd693xcfg_Resolution[RESO_X_NO].Data2 = (char)(pdata->screen_max_x & 0xff);
byd693xcfg_Resolution[RESO_Y_NO].Data1 = (char)(pdata->screen_max_y >>8);
byd693xcfg_Resolution[RESO_Y_NO].Data2 = (char)(pdata->screen_max_y & 0xff);
byd693xdeviceInit(client);
input_mt_init_slots(byd_input, MAX_TRACKID_ITEM);
input_set_abs_params(byd_input, ABS_MT_TOUCH_MAJOR, 0, MAX_TOUCH_MAJOR, 0, 0);
input_set_abs_params(byd_input, ABS_MT_WIDTH_MAJOR, 0, MAX_WIDTH_MAJOR, 0, 0);
input_set_abs_params(byd_input, ABS_MT_POSITION_X, 0,pdata->screen_max_x + 1, 0, 0);
input_set_abs_params(byd_input, ABS_MT_POSITION_Y, 0,pdata->screen_max_y + 1, 0, 0);
#ifdef USE_TOUCH_KEY
set_bit(KEY_MENU, byd_input->keybit);
set_bit(KEY_HOME, byd_input->keybit);
set_bit(KEY_BACK, byd_input->keybit);
set_bit(KEY_SEARCH, byd_input->keybit);
#endif
INIT_WORK(&byd_priv->byd_work, byd693x_ts_work);
error = input_register_device(byd_input);
if(error)
{
#ifdef CONFIG_TS_PROBE_DEBUG
printk(" byd693x_ts_probe: input_register_device input Error!\n");
#endif
error=-ENODEV;
goto err1;
}
else
{
#ifdef CONFIG_TS_PROBE_DEBUG
printk(" byd693x_ts_probe: input_register_device input OK!\n");
#endif
}
error = byd693x_init_platform_hw(); //Init RK29 GPIO
if(0 != error)
{
printk("%s:Init_INT set_irq_mode err. \n", __func__);
goto exit_set_irq_mode;
}
// Options for different interrupt system
// error = request_irq(byd_priv->irq, byd693x_ts_isr, IRQF_DISABLED|IRQF_TRIGGER_FALLING, client->name,byd_priv);
// error = request_irq(byd_priv->irq, byd693x_ts_isr, IRQF_TRIGGER_FALLING, client->name,byd_priv);
error = request_irq(byd_priv->irq, byd693x_ts_isr, IRQF_TRIGGER_FALLING, client->name,byd_priv);
if(error)
{
#ifdef CONFIG_TS_PROBE_DEBUG
printk(" byd693x_ts_probe: request_irq Error!\n");
#endif
error=-ENODEV;
goto err2;
}
else
{
#ifdef CONFIG_TS_PROBE_DEBUG
printk(" byd693x_ts_probe: request_irq OK!\n");
#endif
}
printk("Install BYD BF6932 Touchscreen driver successfully\n");
#ifdef CONFIG_HAS_EARLYSUSPEND
byd_priv->early_suspend.suspend = byd693x_ts_early_suspend;
byd_priv->early_suspend.resume = byd693x_ts_late_resume;
byd_priv->early_suspend.level = EARLY_SUSPEND_LEVEL_DISABLE_FB+1;
register_early_suspend(&byd_priv->early_suspend);
#endif
return 0;
exit_set_irq_mode:
err2: input_unregister_device(byd_input);
err1: input_free_device(byd_input);
kfree(byd_priv);
//exit_gpio_wakeup_request_failed:
err0: dev_set_drvdata(&client->dev, NULL);
return error;
}
/*
static int byd693x_ts_open(struct input_dev *dev)
{
struct byd_ts_priv *byd_priv = input_get_drvdata(dev);
#ifdef CONFIG_TS_FUNCTION_CALLED_DEBUG
printk("+-----------------------------------------+\n");
printk("| byd693x_ts_open! |\n");
printk("+-----------------------------------------+\n");
#endif
deviceResume(byd_priv->client);
enable_irq(byd_priv->irq);
byd_priv->suspend_opend = 0;
return 0;
}
static void byd693x_ts_close(struct input_dev *dev)
{
struct byd_ts_priv *byd_priv = input_get_drvdata(dev);
#ifdef CONFIG_TS_FUNCTION_CALLED_DEBUG
printk("+-----------------------------------------+\n");
printk("| byd693x_ts_close! |\n");
printk("+-----------------------------------------+\n");
#endif
deviceSuspend(byd_priv->client);
byd_priv->suspend_opend = 1;
disable_irq(byd_priv->irq);
}
*/
static int byd693x_ts_resume(struct i2c_client *client)
{
struct byd_ts_priv *byd_priv = dev_get_drvdata(&client->dev);
#ifdef CONFIG_TS_FUNCTION_CALLED_DEBUG
printk("+-----------------------------------------+\n");
printk("| byd693x_ts_resume! |\n");
printk("+-----------------------------------------+\n");
#endif
deviceResume(client);
byd_priv->suspend_opend = 0;
enable_irq(byd_priv->irq);
return 0;
}
static int byd693x_ts_suspend(struct i2c_client *client, pm_message_t mesg)
{
struct byd_ts_priv *byd_priv = dev_get_drvdata(&client->dev);
#ifdef CONFIG_TS_FUNCTION_CALLED_DEBUG
printk("+-----------------------------------------+\n");
printk("| byd693x_ts_suspend! |\n");
printk("+-----------------------------------------+\n");
#endif
byd_priv->suspend_opend = 1;
disable_irq(byd_priv->irq);
deviceSuspend(client);
return 0;
}
#ifdef CONFIG_HAS_EARLYSUSPEND
static void byd693x_ts_late_resume(struct early_suspend *h)
{
struct byd_ts_priv *byd_priv = container_of(h, struct byd_ts_priv, early_suspend);
#ifdef CONFIG_TS_FUNCTION_CALLED_DEBUG
printk("+-----------------------------------------+\n");
printk("| byd693x_ts_late_resume! |\n");
printk("+-----------------------------------------+\n");
#endif
byd693x_ts_resume(byd_priv->client);
}
static void byd693x_ts_early_suspend(struct early_suspend *h)
{
struct byd_ts_priv *byd_priv = container_of(h, struct byd_ts_priv, early_suspend);
#ifdef CONFIG_TS_FUNCTION_CALLED_DEBUG
printk("+-----------------------------------------+\n");
printk("| byd693x_ts_early_suspend! |\n");
printk("+-----------------------------------------+\n");
#endif
byd693x_ts_suspend(byd_priv->client, PMSG_SUSPEND);
}
#endif
static int byd693x_ts_remove(struct i2c_client *client)
{
struct byd_ts_priv *byd_priv = dev_get_drvdata(&client->dev);
#ifdef CONFIG_TS_FUNCTION_CALLED_DEBUG
printk("+-----------------------------------------+\n");
printk("| byd693x_ts_remove ! |\n");
printk("+-----------------------------------------+\n");
#endif
free_irq(byd_priv->irq, byd_priv);
input_unregister_device(byd_priv->input);
input_free_device(byd_priv->input);
kfree(byd_priv);
dev_set_drvdata(&client->dev, NULL);
return 0;
}
static irqreturn_t byd693x_ts_isr(int irq, void *dev_id)
{
struct byd_ts_priv *byd_priv = dev_id;
#ifdef CONFIG_TS_FUNCTION_CALLED_DEBUG
printk("+-----------------------------------------+\n");
printk("| byd693x_ts_isr! |\n");
printk("+-----------------------------------------+\n");
#endif
disable_irq_nosync(byd_priv->irq);
queue_work(byd693x_wq, &byd_priv->byd_work);
enable_irq(byd_priv->irq);
return IRQ_HANDLED;
}
static const struct i2c_device_id byd693x_ts_id[] = {
{ CTP_NAME, 0 },
{ }
};
MODULE_DEVICE_TABLE(i2c, byd693x_ts_id);
static struct i2c_driver byd693x_ts_driver = {
.driver = {
.name = CTP_NAME,
},
.probe = byd693x_ts_probe,
.remove = byd693x_ts_remove,
#ifndef CONFIG_HAS_EARLYSUSPEND
.suspend = byd693x_ts_suspend,
.resume = byd693x_ts_resume,
#endif
.id_table = byd693x_ts_id,
};
static char banner[] __initdata = KERN_INFO "BYD Touchscreen driver, (c) 2012 BYD Systech Ltd.\n";
static int __init byd693x_ts_init(void)
{
int ret;
#ifdef CONFIG_TS_FUNCTION_CALLED_DEBUG
printk("+-----------------------------------------+\n");
printk("| byd_ts_init! |\n");
printk("+-----------------------------------------+\n");
#endif
printk(banner);
printk("==================byd693x_ts_init===========================\n");
printk("Version =%s\n",VERSION);
byd693x_wq = create_singlethread_workqueue("byd693x_wq");
if (!byd693x_wq)
{
#ifdef CONFIG_TS_WORKQUEUE_DEBUG
printk(" byd693x_ts_init: create_singlethread_workqueue Error!\n");
#endif
return -ENOMEM;
}
else
{
#ifdef CONFIG_TS_WORKQUEUE_DEBUG
printk(" byd693x_ts_init: create_singlethread_workqueue OK!\n");
#endif
}
ret=i2c_add_driver(&byd693x_ts_driver);
#ifdef CONFIG_TS_I2C_TRANSFER_DEBUG
if(ret) printk(" byd693x_ts_init: i2c_add_driver Error! \n");
else printk(" byd693x_ts_init: i2c_add_driver OK! \n");
#endif
return ret;
}
static void __exit byd693x_ts_exit(void)
{
#ifdef CONFIG_TS_FUNCTION_CALLED_DEBUG
printk("+-----------------------------------------+\n");
printk("| byd693x_ts_exit! |\n");
printk("+-----------------------------------------+\n");
#endif
i2c_del_driver(&byd693x_ts_driver);
if (byd693x_wq) destroy_workqueue(byd693x_wq);
}
module_init(byd693x_ts_init);
module_exit(byd693x_ts_exit);
MODULE_AUTHOR("BYD Systech Ltd - Raysens Design Technology, Charles Chen.");
MODULE_LICENSE("GPL v2");
MODULE_DESCRIPTION("byd693x Touchscreen Driver 1.2_Charles@Raysens@20120731");

43
drivers/input/touchscreen/byd693x_ts.h Normal file
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//a4, 52
#define MAX_TOUCH_MAJOR 10 //Charles added
#define MAX_WIDTH_MAJOR 15 //Charles added
#define MAX_TRACKID_ITEM 10 //Charles added
#define REPORT_TOUCH_MAJOR 5 //Charles added
#define REPORT_WIDTH_MAJOR 8 //Charles added
#define REPORT_TPKEY_DOWN 1
#define REPORT_TPKEY_UP 0
//#define RK29xx_ANDROID2_3_REPORT //if the Android system is V2.3
//#undef RK29xx_ANDROID2_3_REPORT
#define RK29xx_ANDROID4_0_REPORT //if the Android system is V4.0
//#undef RK29xx_ANDROID4_0_REPORT
//----------------------------------------//
//#define TOUCH_INT_PIN RK29_PINx_PAx //define INT Pin Should be changed to the INT GPIO Port and Pin
//#define TOUCH_RESET_PIN RK29_PINx_PAx //define Reset Pin Should be changed to the Reset GPIO Port and Pin
//#define SW_INT_IRQNO_PIO TOUCH_INT_PIN
#define byd693x_I2C_RATE 100*1000 //400KHz
#define USE_TOUCH_KEY
#ifdef USE_TOUCH_KEY
static const uint32_t TPKey_code[4] ={ KEY_SEARCH,KEY_MENU,KEY_HOME,KEY_BACK };
#endif
//struct ChipSetting byd693xcfg_Table1[]={
//{ 2,0x08, 200/256, 200%256}, // 1 FTHD_H;FTHD_L //手指按键阈值
//{ 2,0x0A, 120/256, 120%256}, // 2 NTHD_H;NTHD_L //噪声阈值
//{ 2,0x0C, SCREEN_MAX_X/256, SCREEN_MAX_X%256}, // 3 RESX_H;RESX_L //X分辨率
//{ 2,0x0E, SCREEN_MAX_Y/256, SCREEN_MAX_Y%256}, // 4 RESY_H;RESY_L //Y分辨率
//};
static struct ChipSetting Resume[]={
{ 1, 0x07, 0x01, 0x00}, // Wakeup TP from Sleep mode
};
static struct ChipSetting Suspend[] ={
{ 1, 0x07, 0x00, 0x00}, // Enter Sleep mode
};