int fsa9480_reset_ic(void)
{
struct fsa9480_usbsw *usbsw = chip;
struct i2c_client *client = chip->client;
/*
Disable Interrupt
Write 0x01 to 0x1B Register <= Reset IC
Write 0x40 to 0x05 Register <= Mask interrupt1
Write 0x20 to 0x06 Register <= Mask interrupt2
Write 0x2F to 0x25 Register <= Mask interrupt charger
Write 0x1E to 0x02 Register <= Initialize control register
Enable Interrupt
*/
printk(KERN_WARNING "[FSA9480] %s. TSU8111 will be reset\n", __func__);
fsa9480_detect_dev(usbsw, 2);
disable_irq(client->irq);
fsa9480_write_reg(client, 0x1B, 0x01);
msleep(1);
fsa9480_write_reg(client, FSA9480_REG_INT1_MASK, 0x40);
fsa9480_write_reg(client, FSA9480_REG_INT2_MASK, 0x20);
fsa9480_write_reg(client, FSA9480_REG_CHG_INT_MASK, 0xc0);
fsa9480_write_reg(client, FSA9480_REG_CTRL, 0x1E);
enable_irq(client->irq);
printk(KERN_WARNING "[FSA9480] %s. TSU8111 reset...Done\n", __func__);
return 0;
}
static void fsa9480_set_switch(const char *buf)
{
struct fsa9480_usbsw *usbsw = chip;
struct i2c_client *client = usbsw->client;
unsigned int value;
unsigned int path = 0;
value = fsa9480_read_reg(client, FSA9480_REG_CTRL);
if (!strncmp(buf, "VAUDIO", 6)) {
path = SW_VAUDIO;
value &= ~CON_MANUAL_SW;
} else if (!strncmp(buf, "UART", 4)) {
path = SW_UART;
value &= ~CON_MANUAL_SW;
} else if (!strncmp(buf, "AUDIO", 5)) {
path = SW_AUDIO;
value &= ~CON_MANUAL_SW;
} else if (!strncmp(buf, "DHOST", 5)) {
path = SW_DHOST;
value &= ~CON_MANUAL_SW;
} else if (!strncmp(buf, "AUTO", 4)) {
path = SW_AUTO;
value |= CON_MANUAL_SW;
} else {
printk(KERN_ERR "Wrong command\n");
return;
}
usbsw->mansw = path;
fsa9480_write_reg(client, FSA9480_REG_MANSW1, path);
fsa9480_write_reg(client, FSA9480_REG_CTRL, value);
}
/* SW RESET for TI USB:To fix no USB recog problem after jig attach&detach*/
static void TI_SWreset(struct fsa9480_usbsw *usbsw)
{
#if 0 // TODO:
struct i2c_client *client = usbsw->client;
printk("[FSA9480] TI_SWreset ...Start\n");
disable_irq(client->irq);
/*Hold SCL&SDA Low more than 30ms*/
gpio_direction_output(mfp_to_gpio(MFP_PIN_GPIO64),0);
gpio_direction_output(mfp_to_gpio(MFP_PIN_GPIO66),0);
msleep(31);
/*Make SCL&SDA High again*/
gpio_direction_output(mfp_to_gpio(MFP_PIN_GPIO64),1);
gpio_direction_output(mfp_to_gpio(MFP_PIN_GPIO66),1);
/*Should I make this input setting? Not Sure*/
//gpio_direction_input(mfp_to_gpio(MFP_PIN_GPIO64));
//gpio_direction_input(mfp_to_gpio(MFP_PIN_GPIO66));
/*Write SOME Init register value again*/
fsa9480_write_reg(client, FSA9480_REG_INT2_MASK, 0x20);
fsa9480_write_reg(client, FSA9480_REG_CTRL, 0x1E);
enable_irq(client->irq);
#endif // TODO:
printk("[FSA9480] TI_SWreset ...Done\n");
}
static void TSU8111_Charger_Enable(void)
{
u8 val1,dev1;
int ret = 0;
struct i2c_client *client = chip->client;
pr_info("%s\n",__func__);
fsa9480_write_reg(client, FSA9480_REG_CHG_CTRL2, 0x89); // set EOC current 130mA, Full 4.18V
fsa9480_read_reg(client, FSA9480_REG_DEV_T1, &dev1);
if( (dev1 & (FSA9480_DEV_T1_CHARGER_MASK|DEV_USB_CHG)) || (dev1==DEV_VBUS))
fsa9480_write_reg(client, FSA9480_REG_CHG_CTRL3, 0xD9); // 650mA
else
fsa9480_write_reg(client, FSA9480_REG_CHG_CTRL3, 0xD5); // 450mA
fsa9480_read_reg(client, FSA9480_REG_CHG_CTRL1, &val1);
val1 &= ~CH_DIS;
val1 |= FCMEN;
// Set Fast Charge Timer 6 Hour
val1 &= ~0x03; val1 |= 0x01;
pr_info("%s. Register(%d) = (0x%X)\n", __func__, FSA9480_REG_CHG_CTRL1, val1);
ret = fsa9480_write_reg(client, FSA9480_REG_CHG_CTRL1, val1);
if (ret < 0) {
printk("[FSA9480] I2C write fail\n");
}
return ;
}
static void TSU8111_Charger_BackCHG_Enable(void)
{
u8 val1,dev1;
int ret = 0;
struct i2c_client *client = chip->client;
pr_info("%s\n",__func__);
fsa9480_write_reg(client, FSA9480_REG_CHG_CTRL2, 0x19); // set EOC current 60mA, Full 4.18V
fsa9480_read_reg(client, FSA9480_REG_DEV_T1, &dev1);
if( dev1 & FSA9480_DEV_T1_CHARGER_MASK)
fsa9480_write_reg(client, FSA9480_REG_CHG_CTRL3, 0xD9); // 650mA
else
fsa9480_write_reg(client, FSA9480_REG_CHG_CTRL3, 0xD5); // 450mA
fsa9480_read_reg(client, FSA9480_REG_CHG_CTRL1, &val1);
val1 &= ~CH_DIS;
val1 |= FCMEN;
pr_info("%s. Register(%d) = (0x%X)\n", __func__, FSA9480_REG_CHG_CTRL1, val1);
ret = fsa9480_write_reg(client, FSA9480_REG_CHG_CTRL1, val1);
if (ret < 0) {
printk("[FSA9480] I2C write fail\n");
}
return ;
}
void fsa9480_force_sleep(void)
{
struct fsa9480_usbsw *usbsw = chip;
struct i2c_client *client = usbsw->client;
u8 value = 0;
//wake_unlock(&JIGConnect_idle_wake);
wake_unlock(&JIGConnect_suspend_wake);
#ifdef CONFIG_KONA_PI_MGR
pi_mgr_qos_request_update(&qos_node, PI_MGR_QOS_DEFAULT_VALUE);
#endif
if(muic_type==muicTypeFSA880)
{
fsa9480_read_reg(client, FSA9480_REG_MANSW2, &value);
fsa9480_write_reg(client, FSA9480_REG_MANSW2, 0x00);
fsa9480_read_reg(client, FSA9480_REG_CTRL, &value);
fsa9480_write_reg(client, FSA9480_REG_CTRL, 0x00);
}
else
{
fsa9480_read_reg(client, FSA9480_REG_CTRL, &value);
value &= ~MANUAL_SWITCH;
fsa9480_write_reg(client, FSA9480_REG_CTRL, value);
fsa9480_read_reg(client, FSA9480_REG_MANSW2, &value);
value &= ~MANSW2_JIG;
fsa9480_write_reg(client, FSA9480_REG_MANSW2, value);
}
}
static void DisableFSA9480Interrupts(void)
{
struct fsa9480_usbsw *usbsw = chip;
struct i2c_client *client = usbsw->client;
printk ("DisableFSA9480Interrupts-2\n");
fsa9480_write_reg(client, FSA9480_REG_INT1_MASK, 0xFF);
fsa9480_write_reg(client, FSA9480_REG_INT2_MASK, 0x1F);
} // DisableFSA9480Interrupts()
/*MHL call this function to change VAUDIO path*/
void FSA9480_CheckAndHookAudioDock(void)
{
struct fsa9480_platform_data *pdata = chip->pdata;
struct i2c_client *client = chip->client;
printk("[FSA9480] %s: FSA9485 VAUDIO\n",__func__);
isMHLconnected = 0;
isDeskdockconnected = 1;
if (pdata->mhl_cb)
pdata->mhl_cb(FSA9480_DETACHED);
EnableFSA9480Interrupts();
if(chip->id == 0)
chip->mansw = VAUDIO_9485;
else
chip->mansw = VAUDIO;
/*make ID change report*/
fsa9480_write_reg(client,FSA9480_REG_CTRL, 0x16);
if(pdata->deskdock_cb)
pdata->deskdock_cb(FSA9480_ATTACHED);
}
static void EnableFSA9480Interrupts(void)
{
struct fsa9480_usbsw *usbsw = chip;
struct i2c_client *client = usbsw->client;
u8 intr, intr2;
printk ("EnableFSA9480Interrupts\n");
/*clear interrupts*/
fsa9480_read_reg(client, FSA9480_REG_INT1, &intr);
fsa9480_read_reg(client, FSA9480_REG_INT2, &intr2);
fsa9480_write_reg(client, FSA9480_REG_INT1_MASK, 0x00);
fsa9480_write_reg(client, FSA9480_REG_INT2_MASK, 0x00);
} //EnableFSA9480Interrupts()
static int fsa9480_resume(struct i2c_client *client)
{
printk("[FSA9480] fsa9480_resume disable_irq_wake...\n");
disable_irq_wake(client->irq);
#if 0
if(isManual==1)
{
if(muic_type==muicTypeFSA880)
fsa9480_write_reg(client, FSA9480_REG_CTRL, 0x04);
else
fsa9480_write_reg(client, FSA9480_REG_CTRL, 0x1E);
isManual=0;
}
#endif
return 0;
}
static void fsa9480_id_open(void)
{
struct fsa9480_usbsw *usbsw = chip;
struct i2c_client *client = usbsw->client;
pr_alert("fsa9480 id_open\n");
fsa9480_write_reg(client, 0x1B, 1);
}
static ssize_t fsa9480_set_syssleep(struct device *dev,
struct device_attribute *attr,
const char *buf, size_t count)
{
struct fsa9480_usbsw *usbsw = chip;
struct i2c_client *client = usbsw->client;
u8 value = 0;
if (!strncmp(buf, "1", 1))
{
//wake_unlock(&JIGConnect_idle_wake);
wake_unlock(&JIGConnect_suspend_wake);
#ifdef CONFIG_KONA_PI_MGR
pi_mgr_qos_request_update(&qos_node, PI_MGR_QOS_DEFAULT_VALUE);
#endif
if(muic_type==muicTypeFSA880)
{
fsa9480_read_reg(client, FSA9480_REG_MANSW2, &value);
fsa9480_write_reg(client, FSA9480_REG_MANSW2, 0x00);
fsa9480_read_reg(client, FSA9480_REG_CTRL, &value);
fsa9480_write_reg(client, FSA9480_REG_CTRL, 0x00);
}
else
{
fsa9480_read_reg(client, FSA9480_REG_CTRL, &value);
value &= ~MANUAL_SWITCH;
fsa9480_write_reg(client, FSA9480_REG_CTRL, value);
fsa9480_read_reg(client, FSA9480_REG_MANSW2, &value);
value &= ~MANSW2_JIG;
fsa9480_write_reg(client, FSA9480_REG_MANSW2, value);
}
//isManual=1;
}
else
{
fsa9480_read_reg(client, FSA9480_REG_CTRL, &value);
value |= MANUAL_SWITCH;
fsa9480_write_reg(client, FSA9480_REG_CTRL, value);
}
return count;
}
static int __devinit fsa9480_probe(struct i2c_client *client,
const struct i2c_device_id *id)
{
struct i2c_adapter *adapter = to_i2c_adapter(client->dev.parent);
struct fsa9480_usbsw *usbsw;
int ret = 0;
if (!i2c_check_functionality(adapter, I2C_FUNC_SMBUS_BYTE_DATA))
return -EIO;
usbsw = kzalloc(sizeof(struct fsa9480_usbsw), GFP_KERNEL);
if (!usbsw) {
dev_err(&client->dev, "failed to allocate driver data\n");
return -ENOMEM;
}
usbsw->client = client;
usbsw->pdata = client->dev.platform_data;
chip = usbsw;
i2c_set_clientdata(client, usbsw);
ret = fsa9480_irq_init(usbsw);
if (ret)
goto fail1;
ret = sysfs_create_group(&client->dev.kobj, &fsa9480_group);
if (ret) {
dev_err(&client->dev,
"failed to create fsa9480 attribute group\n");
goto fail2;
}
/* ADC Detect Time: 500ms */
fsa9480_write_reg(client, FSA9480_REG_TIMING1, 0x6);
if (chip->pdata->reset_cb)
chip->pdata->reset_cb();
/* device detection */
fsa9480_detect_dev(usbsw, INT_ATTACH);
pm_runtime_set_active(&client->dev);
return 0;
fail2:
if (client->irq)
free_irq(client->irq, usbsw);
fail1:
i2c_set_clientdata(client, NULL);
kfree(usbsw);
return ret;
}
static int fsa9480_irq_init(struct fsa9480_usbsw *usbsw)
{
struct fsa9480_platform_data *pdata = usbsw->pdata;
struct i2c_client *client = usbsw->client;
int ret;
int intr;
unsigned int ctrl = CON_MASK;
/* clear interrupt */
fsa9480_read_irq(client, &intr);
/* unmask interrupt (attach/detach only) */
fsa9480_write_reg(client, FSA9480_REG_INT1_MASK, 0xfc);
fsa9480_write_reg(client, FSA9480_REG_INT2_MASK, 0x1f);
usbsw->mansw = fsa9480_read_reg(client, FSA9480_REG_MANSW1);
if (usbsw->mansw)
ctrl &= ~CON_MANUAL_SW; /* Manual Switching Mode */
fsa9480_write_reg(client, FSA9480_REG_CTRL, ctrl);
if (pdata && pdata->cfg_gpio)
pdata->cfg_gpio();
if (client->irq) {
ret = request_threaded_irq(client->irq, NULL,
fsa9480_irq_handler,
IRQF_TRIGGER_FALLING | IRQF_ONESHOT,
"fsa9480 micro USB", usbsw);
if (ret) {
dev_err(&client->dev, "failed to reqeust IRQ\n");
return ret;
}
device_init_wakeup(&client->dev, pdata->wakeup);
}
return 0;
}
void fsa9480_set_switch(const char *buf)
{
struct fsa9480_usbsw *usbsw = chip;
struct i2c_client *client = usbsw->client;
u8 value = 0;
unsigned int path = 0;
fsa9480_read_reg(client, FSA9480_REG_CTRL, &value);
if (!strncmp(buf, "VAUDIO", 6)) {
if(usbsw->id == 0)
path = VAUDIO_9485;
else
path = VAUDIO;
value &= ~MANUAL_SWITCH;
} else if (!strncmp(buf, "UART", 4)) {
path = UART;
value &= ~MANUAL_SWITCH;
} else if (!strncmp(buf, "AUDIO", 5)) {
if(usbsw->id == 0)
path = AUDIO_9485;
else
path = AUDIO;
value &= ~MANUAL_SWITCH;
} else if (!strncmp(buf, "DHOST", 5)) {
path = DHOST;
value &= ~MANUAL_SWITCH;
} else if (!strncmp(buf, "AUTO", 4)) {
path = AUTO;
value |= MANUAL_SWITCH;
} else {
printk(KERN_ERR "Wrong command\n");
return;
}
usbsw->mansw = path;
fsa9480_write_reg(client, FSA9480_REG_MANSW1, path);
fsa9480_write_reg(client, FSA9480_REG_CTRL, value);
}
//TI Switch Test :(USB)->Uart->USB
static void TI_Switch(void)
{
struct i2c_client *client = chip->client;
printk("[FSA9480] TI_Switch ...Start\n");
disable_irq(client->irq);
if(chip->dev1 & DEV_USB)
printk("[FSA9480] Waring! previous status is NOT USB attached!! \n");
//Set Manual switching
fsa9480_write_reg(client, FSA9480_REG_CTRL, 0x1B);
// Manual to UART
fsa9480_write_reg(client, FSA9480_REG_MANSW1, 0x6C); // 011 011 00
msleep(1000);
//Manual to USB
fsa9480_write_reg(client, FSA9480_REG_MANSW1, 0x24); // 001 001 00
// Set Auto switching by interrupt
fsa9480_write_reg(client, FSA9480_REG_CTRL, 0x1E);
enable_irq(client->irq);
printk("[FSA9480] TI_Switch ...Done\n");
}
static void TSU8111_Charger_Disable(void)
{
u8 val1;
int ret = 0;
struct i2c_client *client = chip->client;
pr_info("%s\n",__func__);
fsa9480_read_reg(client, FSA9480_REG_CHG_CTRL1, &val1);
val1 |= CH_DIS;
pr_info("%s. Register(%d) = (0x%X)\n", __func__, FSA9480_REG_CHG_CTRL1, val1);
ret = fsa9480_write_reg(client, FSA9480_REG_CHG_CTRL1, val1);
if (ret < 0) {
printk("[FSA9480] I2C write fail\n");
}
return ;
}
void FSA9480_EnableIntrruptByMHL(bool _bDo)
{
struct fsa9480_platform_data *pdata = chip->pdata;
struct i2c_client *client = chip->client;
char buf[16];
if(true == _bDo)
{
fsa9480_write_reg(client,FSA9480_REG_CTRL, 0x1E);
EnableFSA9480Interrupts();
}
else
{
DisableFSA9480Interrupts();
}
fsa9480_get_switch(buf);
printk("[%s] fsa switch status = %s\n",__func__, buf);
}
//extern void mv_usb_connect_change(int status); // khMa
static void fsa9480_detect_dev(struct fsa9480_usbsw *usbsw, u8 intr)
{
u8 val1, val2;// , ctrl,temp;
//struct fsa9480_platform_data *pdata = usbsw->pdata;
struct i2c_client *client = usbsw->client;
printk("[FSA9480] fsa9480_detect_dev !!!!!\n");
#if 0 // Not for TI
/*reset except CP USB and AV dock*/
if ((usbsw->mansw != AUDIO) && (usbsw->mansw != AUDIO_9485)
&& (usbsw->mansw != VAUDIO) && (usbsw->mansw != VAUDIO_9485))
{
/*reset UIC when mansw is not set*/
printk("[FSA9480] %s: reset UIC mansw is 0x%x\n",__func__,usbsw->mansw);
fsa9480_write_reg(client, FSA9480_REG_CTRL, 0x1E);
usbsw->mansw = AUTO;
}
#endif
fsa9480_read_reg(client, FSA9480_REG_DEV_T1, &val1);
fsa9480_read_reg(client, FSA9480_REG_DEV_T2, &val2);
printk("intr: 0x%x, dev1: 0x%x, dev2: 0x%x\n",intr, val1, val2);
#if 0//Not for TI
fsa9480_read_reg(client, FSA9480_REG_CTRL, &ctrl);
dev_info(&client->dev, "intr: 0x%x, dev1: 0x%x, dev2: 0x%x, ctrl: 0x%x\n",
intr, val1, val2,ctrl);
#endif
if((intr==0x01) &&(val1==0x00) && (val2==0x00) && (isProbe == 0))
{
printk("[FSA9480] (intr==0x01) &&(val1==0x00) && (val2==0x00) !!!!!\n");
fsa9480_read_adc_value();
if(muic_type==muicTypeTI6111)
{
msleep(50);
fsa9480_read_reg(client, FSA9480_REG_DEV_T1, &val1);
fsa9480_read_reg(client, FSA9480_REG_DEV_T2, &val2);
//TI_SWreset(usbsw);
//return;
}
}
else if(intr==0x03)
{
printk("[FSA9480] error read INT register !!!!!\n");
intr = (1 << 1); // change to DETACH
}
/* Attached */
if (intr & (1 << 0))
{
if (val1 & FSA9480_DEV_T1_USB_MASK ) {
printk("[FSA9480] FSA9480_USB ATTACHED*****\n");
#if defined (VBUS_DETECT) /* Enable clock to AP USB block */
pxa_vbus_handler(VBUS_HIGH);
#endif
#if defined(CONFIG_SPA)
if(spa_external_event)
{
spa_external_event(SPA_CATEGORY_DEVICE, SPA_DEVICE_EVENT_USB_ATTACHED);
}
#elif defined(CONFIG_BATTERY_D2083)
if(spa_external_event)
{
spa_external_event(D2083_CATEGORY_DEVICE, D2083_EVENT_USB_ATTACHED);
}
#endif
send_usb_attach_event();
}
if (val1 & FSA9480_DEV_T1_UART_MASK || val2 & FSA9480_DEV_T2_UART_MASK) {
//if (pdata->uart_cb)
// pdata->uart_cb(FSA9480_ATTACHED);
}
if (val1 & FSA9480_DEV_T1_CHARGER_MASK || val1==DEV_VBUS || val2 & DEV_JIG_USB_OFF) {
printk("[FSA9480] Charger ATTACHED*****\n");
#if defined(CONFIG_SPA)
if(spa_external_event)
{
spa_external_event(SPA_CATEGORY_DEVICE, SPA_DEVICE_EVENT_TA_ATTACHED);
}
#elif defined(CONFIG_BATTERY_D2083)
if(spa_external_event)
{
spa_external_event(D2083_CATEGORY_DEVICE, D2083_EVENT_TA_ATTACHED);
}
#endif
}
if (val2 & FSA9480_DEV_T2_JIG_MASK) {
printk("[FSA9480] JIG ATTACHED*****\n");
//wake_lock(&JIGConnect_idle_wake);
wake_lock(&JIGConnect_suspend_wake);
#ifdef CONFIG_KONA_PI_MGR
pi_mgr_qos_request_update(&qos_node, 0);
#endif
#if defined(CONFIG_SPA)
if(spa_external_event)
{
spa_external_event(SPA_CATEGORY_DEVICE, SPA_DEVICE_EVENT_JIG_ATTACHED);
}
#elif defined(CONFIG_BATTERY_D2083)
if(spa_external_event)
{
spa_external_event(D2083_CATEGORY_DEVICE, D2083_EVENT_JIG_ATTACHED);
}
#endif
}
}
else if (intr & (1 << 1))
{ /* DETACH */
if(usbsw->dev1 & FSA9480_DEV_T1_USB_MASK) {
printk("[FSA9480] FSA9480_USB Detached*****\n");
#if defined (VBUS_DETECT) /* Disable clock to AP USB block */
pxa_vbus_handler(VBUS_LOW);
#endif
#if defined(CONFIG_SPA)
if(spa_external_event)
{
spa_external_event(SPA_CATEGORY_DEVICE, SPA_DEVICE_EVENT_USB_DETACHED);
}
#elif defined(CONFIG_BATTERY_D2083)
if(spa_external_event)
{
spa_external_event(D2083_CATEGORY_DEVICE, D2083_EVENT_USB_DETACHED);
}
#endif
send_usb_detach_event();
}
if (usbsw->dev1 & FSA9480_DEV_T1_UART_MASK ||
usbsw->dev2 & FSA9480_DEV_T2_UART_MASK) {
//if (pdata->uart_cb)
// pdata->uart_cb(FSA9480_DETACHED);
}
if (usbsw->dev1 & FSA9480_DEV_T1_CHARGER_MASK || usbsw->dev1==DEV_VBUS || usbsw->dev2 & DEV_JIG_USB_OFF) {
printk("[FSA9480] Charger Detached*****\n");
#if defined(CONFIG_SPA)
if(spa_external_event)
{
spa_external_event(SPA_CATEGORY_DEVICE, SPA_DEVICE_EVENT_TA_DETACHED);
}
#elif defined(CONFIG_BATTERY_D2083)
if(spa_external_event)
{
spa_external_event(D2083_CATEGORY_DEVICE, D2083_EVENT_TA_DETACHED);
}
#endif
}
if (usbsw->dev2 & FSA9480_DEV_T2_JIG_MASK) {
printk("[FSA9480] JIG Detached*****\n");
//wake_unlock(&JIGConnect_idle_wake);
wake_unlock(&JIGConnect_suspend_wake);
#ifdef CONFIG_KONA_PI_MGR
pi_mgr_qos_request_update(&qos_node, PI_MGR_QOS_DEFAULT_VALUE);
#endif
#if defined(CONFIG_SPA)
if(spa_external_event)
{
spa_external_event(SPA_CATEGORY_DEVICE, SPA_DEVICE_EVENT_JIG_DETACHED);
}
#elif defined(CONFIG_BATTERY_D2083)
if(spa_external_event)
{
spa_external_event(D2083_CATEGORY_DEVICE, D2083_EVENT_JIG_DETACHED);
}
#endif
if(muic_type==muicTypeTI6111)
{
/*SW RESET for TI USB:To fix no USB recog problem after jig attach&detach*/
//TI_SWreset(usbsw);
}
}
}
if( intr ){
usbsw->dev1 = val1;
usbsw->dev2 = val2;
chip->dev1 = val1;
chip->dev2 = val2;
}
#if 0 // Not for TI
fsa9480_read_reg(client, FSA9480_REG_CTRL, &ctrl);
ctrl &= ~INT_MASK;
fsa9480_write_reg(client, FSA9480_REG_CTRL, ctrl);
fsa9480_read_reg(client, FSA9480_REG_MANSW1, &temp); //khMa
#endif
}
static int __devinit fsa9480_probe(struct i2c_client *client,
const struct i2c_device_id *id)
{
//struct regulator *regulator;
struct i2c_adapter *adapter = to_i2c_adapter(client->dev.parent);
struct fsa9480_platform_data *pdata = client->dev.platform_data;
struct fsa9480_usbsw *usbsw;
struct pm860x_vbus_info *vbus;
#if 0 // TODO:
struct pxa_vbus_info info;
#endif
unsigned int data;
int ret = 0;
u8 devID;
u8 intr, intr2, intr_chg;
u8 mansw1;
unsigned int ctrl = CTRL_MASK;
printk("[FSA9480] PROBE ......\n");
if (!i2c_check_functionality(adapter, I2C_FUNC_I2C))
return -EIO;
isProbe = 1;
//add for AT Command
//wake_lock_init(&JIGConnect_idle_wake, WAKE_LOCK_IDLE, "jig_connect_idle_wake");
wake_lock_init(&JIGConnect_suspend_wake, WAKE_LOCK_SUSPEND, "jig_connect_suspend_wake");
wake_lock_init(&mUSB_suspend_wake, WAKE_LOCK_SUSPEND, "mUSB_detect");
#ifdef CONFIG_KONA_PI_MGR
ret=pi_mgr_qos_add_request(&qos_node, "fsa9480", PI_MGR_PI_ID_ARM_SUB_SYSTEM,
PI_MGR_QOS_DEFAULT_VALUE);
if (ret)
{
pr_err("%s: failed to add fsa9480 to qos\n",__func__);
return -1;
}
#endif
usbsw = kzalloc(sizeof(struct fsa9480_usbsw), GFP_KERNEL);
if (!usbsw) {
dev_err(&client->dev, "failed to allocate driver data\n");
return -ENOMEM;
}
usbsw->client = client;
usbsw->pdata = client->dev.platform_data;
chip = usbsw;
i2c_set_clientdata(client, usbsw);
#if defined (VBUS_DETECT) /* Init vbus for pxa(MARVELL) */
// chip->pdata = pm860x_pdata->vbus;
vbus = kzalloc(sizeof(struct pm860x_vbus_info), GFP_KERNEL);
if (!vbus) {
ret = -ENOMEM;
goto out_mem;
}
dev_set_drvdata(&client->dev, vbus);
vbus->res = kzalloc(sizeof(struct resource), GFP_KERNEL);
if (!vbus->res) {
ret = -ENOMEM;
goto out_mem2;
}
vbus->res->start = pdata->vbus->reg_base;
vbus->res->end = pdata ->vbus->reg_end;
memset(&info,0,sizeof(struct pxa_vbus_info));
info.dev = &client->dev;
info.res = vbus->res;
pxa_vbus_init(&info);
data = VBUS_A_VALID | VBUS_A_SESSION_VALID | VBUS_B_SESSION_VALID | VBUS_B_SESSION_END | VBUS_ID;
pxa_unmask_vbus(data);
#endif
#if defined(CONFIG_SPA)
spa_external_event = spa_get_external_event_handler();
#elif defined(CONFIG_BATTERY_D2083)
ret = d2083_register_enable_charge(TSU8111_Charger_Enable);
if(ret < 0) {
pr_err("%s. fail to register enable charge function\n", __func__);
goto out_charger_enable;
}
ret = d2083_register_enable_back_charge(TSU8111_Charger_BackCHG_Enable);
if(ret < 0) {
pr_err("%s. fail to register enable charge function\n", __func__);
goto out_charger_enable;
}
ret = d2083_register_disable_charge(TSU8111_Charger_Disable);
if(ret < 0) {
pr_err("%s. fail to register disable charge function\n", __func__);
goto out_charger_disable;
}
spa_external_event = d2083_get_external_event_handler();
#endif
/* clear interrupt */
fsa9480_read_reg(client, FSA9480_REG_INT1, &intr);
fsa9480_read_reg(client, FSA9480_REG_DEVID, &devID);
if(devID==0x0a || devID==0x5A)
muic_type=muicTypeTI6111;
else if(devID==0x00)
muic_type=muicTypeFSA880;
else
muic_type=muicTypeFSA;
if(muic_type==muicTypeFSA880)
{
intr &= 0xffff;
/* set control register */
fsa9480_write_reg(client, FSA9480_REG_CTRL, 0x04);
}
else if(muic_type==muicTypeTI6111)
{
intr &= 0xffff;
/* clear interrupt */
fsa9480_read_reg(client, FSA9480_REG_INT2, &intr2);
fsa9480_read_reg(client, FSA9480_REG_CHG_INT, &intr_chg);
/* unmask interrupt (attach/detach only) */
ret = fsa9480_write_reg(client, FSA9480_REG_INT1_MASK, 0x00);
if (ret < 0)
return ret;
#if 0/*FSA9480's Interrupt Mask init setting*/
//ret = fsa9480_write_reg(client, FSA9480_REG_INT2_MASK, 0x00);
#endif
/*TI USB : not to get Connect Interrupt : no more double interrupt*/
ret = fsa9480_write_reg(client, FSA9480_REG_INT1_MASK, 0x40);
if (ret < 0)
return ret;
ret = fsa9480_write_reg(client, FSA9480_REG_INT2_MASK, 0x20);
if (ret < 0)
return ret;
ret = fsa9480_write_reg(client, FSA9480_REG_CHG_INT_MASK, 0xc0);
if (ret < 0)
return ret;
fsa9480_read_reg(client, FSA9480_REG_MANSW1, &mansw1);
usbsw->mansw = mansw1;
ctrl &= ~INT_MASK; /* Unmask Interrupt */
if (usbsw->mansw)
ctrl &= ~MANUAL_SWITCH; /* Manual Switching Mode */
fsa9480_write_reg(client, FSA9480_REG_CTRL, ctrl);
}
else
printk("[FSA9480] Error!!!! No Type. Check dev ID(0x01 addr) ......\n");
ret = fsa9480_irq_init(usbsw);
if (ret)
goto fsa9480_probe_fail;
ret = sysfs_create_group(&client->dev.kobj, &fsa9480_group);
if (ret) {
dev_err(&client->dev,
"[FSA9480] Creating fsa9480 attribute group failed");
goto fsa9480_probe_fail2;
}
/* device detection */
fsa9480_detect_dev(usbsw, 1);
isProbe = 0;
tsu8111_check_ovp();
/*reset UIC*/
if(muic_type==muicTypeFSA880)
fsa9480_write_reg(client, FSA9480_REG_CTRL, 0x04);
else
{
fsa9480_write_reg(client, FSA9480_REG_CTRL, 0x1E);
/*set timing1 to 100ms*/
// fsa9480_write_reg(client, FSA9480_REG_TIMING1, 0x1);
}
#ifdef CONFIG_KONA_PI_MGR
//ret=pi_mgr_qos_request_update(&qos_node, 0);
//if (ret)
//{
// pr_err("%s: failed to request update qos_node\n",__func__);
//}
#endif
printk("[FSA9480] PROBE Done.\n");
return 0;
out_mem:
return ret;
#if defined(CONFIG_BATTERY_D2083)
out_charger_enable:
out_charger_disable:
#endif /* CONFIG_BATTERY_D2083 */
out_mem2:
kfree(vbus);
fsa9480_probe_fail2:
if (client->irq)
free_irq(client->irq, NULL);
fsa9480_probe_fail:
i2c_set_clientdata(client, NULL);
kfree(usbsw);
return ret;
}
static void fsa9480_detect_dev(struct fsa9480_usbsw *usbsw, int intr)
{
int val1, val2, ctrl;
struct fsa9480_platform_data *pdata = usbsw->pdata;
struct i2c_client *client = usbsw->client;
val1 = fsa9480_read_reg(client, FSA9480_REG_DEV_T1);
val2 = fsa9480_read_reg(client, FSA9480_REG_DEV_T2);
ctrl = fsa9480_read_reg(client, FSA9480_REG_CTRL);
dev_info(&client->dev, "intr: 0x%x, dev1: 0x%x, dev2: 0x%x\n",
intr, val1, val2);
if (!intr)
goto out;
if (intr & INT_ATTACH) { /* Attached */
/* USB */
if (val1 & DEV_T1_USB_MASK || val2 & DEV_T2_USB_MASK) {
if (pdata->usb_cb)
pdata->usb_cb(FSA9480_ATTACHED);
if (usbsw->mansw) {
fsa9480_write_reg(client,
FSA9480_REG_MANSW1, usbsw->mansw);
}
}
/* UART */
if (val1 & DEV_T1_UART_MASK || val2 & DEV_T2_UART_MASK) {
if (pdata->uart_cb)
pdata->uart_cb(FSA9480_ATTACHED);
if (!(ctrl & CON_MANUAL_SW)) {
fsa9480_write_reg(client,
FSA9480_REG_MANSW1, SW_UART);
}
}
/* CHARGER */
if (val1 & DEV_T1_CHARGER_MASK) {
if (pdata->charger_cb)
pdata->charger_cb(FSA9480_ATTACHED);
}
/* JIG */
if (val2 & DEV_T2_JIG_MASK) {
if (pdata->jig_cb)
pdata->jig_cb(FSA9480_ATTACHED);
}
} else if (intr & INT_DETACH) { /* Detached */
/* USB */
if (usbsw->dev1 & DEV_T1_USB_MASK ||
usbsw->dev2 & DEV_T2_USB_MASK) {
if (pdata->usb_cb)
pdata->usb_cb(FSA9480_DETACHED);
}
/* UART */
if (usbsw->dev1 & DEV_T1_UART_MASK ||
usbsw->dev2 & DEV_T2_UART_MASK) {
if (pdata->uart_cb)
pdata->uart_cb(FSA9480_DETACHED);
}
/* CHARGER */
if (usbsw->dev1 & DEV_T1_CHARGER_MASK) {
if (pdata->charger_cb)
pdata->charger_cb(FSA9480_DETACHED);
}
/* JIG */
if (usbsw->dev2 & DEV_T2_JIG_MASK) {
if (pdata->jig_cb)
pdata->jig_cb(FSA9480_DETACHED);
}
}
usbsw->dev1 = val1;
usbsw->dev2 = val2;
out:
ctrl &= ~CON_INT_MASK;
fsa9480_write_reg(client, FSA9480_REG_CTRL, ctrl);
}
