void max77693_haptic_enable(bool on)
{
int ret;
u8 value = MOTOR_LRA | EXT_PWM | DIVIDER_128;
u8 lscnfg_val = 0x00;
if (on) {
value |= MOTOR_EN;
lscnfg_val = 0x80;
}
ret = max77693_update_reg(palau_max77693_pdata.haptic_data->pmic_i2c
, MAX77693_PMIC_REG_LSCNFG, lscnfg_val, 0x80);
if (ret)
pr_err("max77693: pmic i2c error %d\n", ret);
ret = max77693_write_reg(palau_max77693_pdata.haptic_data->haptic_i2c
, MAX77693_HAPTIC_REG_CONFIG2, value);
if (ret)
pr_err("max77693: haptic i2c error %d\n", ret);
}
static void max77693_haptic_i2c(struct max77693_haptic_data *hap_data, bool en)
{
int ret;
u8 value = hap_data->pdata->reg2;
u8 lscnfg_val = 0x00;
if (en) {
value |= MOTOR_EN;
lscnfg_val = 0x80;
}
ret = max77693_update_reg(hap_data->pmic_i2c, MAX77693_PMIC_REG_LSCNFG,
lscnfg_val, 0x80);
if (ret)
pr_err("[VIB] i2c update error %d\n", ret);
ret = max77693_write_reg(hap_data->i2c,
MAX77693_HAPTIC_REG_CONFIG2, value);
if (ret)
pr_err("[VIB] i2c write error %d\n", ret);
}
static int max77693_i2c_probe(struct i2c_client *i2c,
const struct i2c_device_id *id)
{
struct max77693_dev *max77693;
struct max77693_platform_data *pdata;
u8 reg_data;
int ret = 0;
printk(KERN_CRIT "[@@MAX77693@@]: %s called.\n",__func__);
max77693 = kzalloc(sizeof(struct max77693_dev), GFP_KERNEL);
if (max77693 == NULL)
return -ENOMEM;
if (i2c->dev.of_node) {
pdata = devm_kzalloc(&i2c->dev,
sizeof(struct max77693_platform_data),
GFP_KERNEL);
if (!pdata) {
dev_err(&i2c->dev, "Failed to allocate memory \n");
ret = -ENOMEM;
goto err;
}
ret = of_max77693_dt(&i2c->dev, pdata);
if (ret < 0) {
dev_err(&i2c->dev, "Failed to get device of_node \n");
return ret;
}
/*Filling the platform data*/
pdata->num_regulators = MAX77693_REG_MAX;
pdata->muic = &max77693_muic;
#if defined(CONFIG_CHARGER_MAX77693)
pdata->charger_data = &sec_battery_pdata;
#endif
pdata->regulators = max77693_regulators,
#ifdef CONFIG_VIBETONZ
pdata->haptic_data = &max77693_haptic_pdata;
#endif
#ifdef CONFIG_LEDS_MAX77693
pdata->led_data = &max77693_led_pdata;
#endif
#if defined(CONFIG_CHARGER_MAX77803)
/* set irq_base at sec_battery_pdata */
sec_battery_pdata.bat_irq = pdata->irq_base + MAX77693_CHG_IRQ_BATP_I;
#endif
/*pdata update to other modules*/
i2c->dev.platform_data = pdata;
} else
pdata = i2c->dev.platform_data;
i2c_set_clientdata(i2c, max77693);
max77693->dev = &i2c->dev;
max77693->i2c = i2c;
max77693->irq = i2c->irq;
// max77693->type = id->driver_data;
if (pdata) {
max77693->irq_base = pdata->irq_base;
max77693->irq_gpio = pdata->irq_gpio;
max77693->wakeup = pdata->wakeup;
gpio_tlmm_config(GPIO_CFG(max77693->irq_gpio, 0, GPIO_CFG_INPUT,
GPIO_CFG_NO_PULL, GPIO_CFG_2MA), GPIO_CFG_DISABLE);
} else {
ret = -EIO;
goto err;
}
mutex_init(&max77693->iolock);
printk(KERN_CRIT "[@@MAX77693@@]: %s called,after mutex_init\n",__func__);
if (max77693_read_reg(i2c, MAX77693_PMIC_REG_PMIC_ID2, ®_data) < 0) {
dev_err(max77693->dev,
"device not found on this channel (this is not an error)\n");
ret = -ENODEV;
goto err;
} else {
/* print rev */
max77693->pmic_rev = (reg_data & 0x7);
max77693->pmic_ver = ((reg_data & 0xF8) >> 0x3);
pr_info("%s: device found: rev.0x%x, ver.0x%x\n", __func__,
max77693->pmic_rev, max77693->pmic_ver);
}
max77693_update_reg(i2c, MAX77693_CHG_REG_SAFEOUT_CTRL, 0x00, 0x30);
max77693->muic = i2c_new_dummy(i2c->adapter, I2C_ADDR_MUIC);
i2c_set_clientdata(max77693->muic, max77693);
max77693->haptic = i2c_new_dummy(i2c->adapter, I2C_ADDR_HAPTIC);
i2c_set_clientdata(max77693->haptic, max77693);
ret = max77693_irq_init(max77693);
if (ret < 0)
goto err_irq_init;
ret = mfd_add_devices(max77693->dev, -1, max77693_devs,
ARRAY_SIZE(max77693_devs), NULL, 0);
if (ret < 0)
goto err_mfd;
device_init_wakeup(max77693->dev, pdata->wakeup);
return ret;
err_mfd:
mfd_remove_devices(max77693->dev);
err_irq_init:
i2c_unregister_device(max77693->muic);
i2c_unregister_device(max77693->haptic);
err:
kfree(max77693);
return ret;
}
static irqreturn_t max77693_irq_thread(int irq, void *data)
{
struct max77693_dev *max77693 = data;
u8 irq_reg[MAX77693_IRQ_GROUP_NR] = {};
u8 irq_src;
int ret;
int i;
pr_debug("%s: irq gpio pre-state(0x%02x)\n", __func__,
gpio_get_value(max77693->irq_gpio));
clear_retry:
ret = max77693_read_reg(max77693->i2c,
MAX77693_PMIC_REG_INTSRC, &irq_src);
if (ret < 0) {
dev_err(max77693->dev, "Failed to read interrupt source: %d\n",
ret);
return IRQ_NONE;
}
pr_info("%s: interrupt source(0x%02x)\n", __func__, irq_src);
if (irq_src & MAX77693_IRQSRC_CHG) {
/* CHG_INT */
ret = max77693_read_reg(max77693->i2c, MAX77693_CHG_REG_CHG_INT,
&irq_reg[CHG_INT]);
pr_info("%s: charger interrupt(0x%02x)\n",
__func__, irq_reg[CHG_INT]);
/* mask chgin to prevent chgin infinite interrupt
* chgin is unmasked chgin isr
*/
if (irq_reg[CHG_INT] & max77693_irqs[MAX77693_CHG_IRQ_WCIN_I].mask) {
u8 reg_data;
reg_data = (1 << WCIN_SHIFT);
max77693_update_reg(max77693->i2c, MAX77693_CHG_REG_CHG_INT_MASK, reg_data,
WCIN_MASK);
}
}
if (irq_src & MAX77693_IRQSRC_TOP) {
/* TOPSYS_INT */
ret = max77693_read_reg(max77693->i2c,
MAX77693_PMIC_REG_TOPSYS_INT,
&irq_reg[TOPSYS_INT]);
pr_info("%s: topsys interrupt(0x%02x)\n",
__func__, irq_reg[TOPSYS_INT]);
}
if (irq_src & MAX77693_IRQSRC_FLASH) {
/* LED_INT */
ret = max77693_read_reg(max77693->i2c,
MAX77693_LED_REG_FLASH_INT,
&irq_reg[LED_INT]);
pr_info("%s: led interrupt(0x%02x)\n",
__func__, irq_reg[LED_INT]);
}
if (irq_src & MAX77693_IRQSRC_MUIC) {
/* MUIC INT1 ~ INT3 */
max77693_bulk_read(max77693->muic,
MAX77693_MUIC_REG_INT1,
MAX77693_NUM_IRQ_MUIC_REGS,
&irq_reg[MUIC_INT1]);
pr_info("%s: muic interrupt(0x%02x, 0x%02x, 0x%02x)\n",
__func__, irq_reg[MUIC_INT1],
irq_reg[MUIC_INT2], irq_reg[MUIC_INT3]);
}
pr_debug("%s: irq gpio post-state(0x%02x)\n", __func__,
gpio_get_value(max77693->irq_gpio));
if (gpio_get_value(max77693->irq_gpio) == 0) {
pr_warn("%s: irq_gpio is not High!\n", __func__);
goto clear_retry;
}
/* Apply masking */
for (i = 0; i < MAX77693_IRQ_GROUP_NR; i++) {
if (i >= MUIC_INT1 && i <= MUIC_INT3)
irq_reg[i] &= max77693->irq_masks_cur[i];
else
irq_reg[i] &= ~max77693->irq_masks_cur[i];
}
/* Report */
for (i = 0; i < MAX77693_IRQ_NR; i++) {
if (irq_reg[max77693_irqs[i].group] & max77693_irqs[i].mask)
handle_nested_irq(max77693->irq_base + i);
}
return IRQ_HANDLED;
}
static int max77693_i2c_probe(struct i2c_client *i2c,
const struct i2c_device_id *id)
{
struct max77693_dev *max77693;
struct max77693_platform_data *pdata = i2c->dev.platform_data;
u8 reg_data;
int ret = 0;
max77693 = kzalloc(sizeof(struct max77693_dev), GFP_KERNEL);
if (max77693 == NULL)
return -ENOMEM;
i2c_set_clientdata(i2c, max77693);
max77693->dev = &i2c->dev;
max77693->i2c = i2c;
max77693->irq = i2c->irq;
max77693->type = id->driver_data;
if (pdata) {
max77693->irq_base = pdata->irq_base;
max77693->irq_gpio = pdata->irq_gpio;
max77693->wakeup = pdata->wakeup;
} else
goto err;
mutex_init(&max77693->iolock);
if (max77693_read_reg(i2c, MAX77693_PMIC_REG_PMIC_ID2, ®_data) < 0) {
dev_err(max77693->dev,
"device not found on this channel (this is not an error)\n");
ret = -ENODEV;
goto err;
} else {
/* print rev */
max77693->pmic_rev = (reg_data & 0x7);
max77693->pmic_ver = ((reg_data & 0xF8) >> 0x3);
pr_info("%s: device found: rev.0x%x, ver.0x%x\n", __func__,
max77693->pmic_rev, max77693->pmic_ver);
}
#if defined(CONFIG_MACH_JF_VZW) || defined(CONFIG_MACH_JF_LGT)
if (kernel_sec_get_debug_level() == KERNEL_SEC_DEBUG_LEVEL_LOW) {
pm8xxx_hard_reset_config(PM8XXX_DISABLE_HARD_RESET);
max77693_write_reg(i2c, MAX77693_PMIC_REG_MAINCTRL1, 0x04);
} else {
pm8xxx_hard_reset_config(PM8XXX_DISABLE_HARD_RESET);
max77693_write_reg(i2c, MAX77693_PMIC_REG_MAINCTRL1, 0x0c);
}
#else
if (kernel_sec_get_debug_level() == KERNEL_SEC_DEBUG_LEVEL_LOW) {
max77693_write_reg(i2c, MAX77693_PMIC_REG_MAINCTRL1, 0x04);
} else {
pm8xxx_hard_reset_config(PM8XXX_DISABLE_HARD_RESET);
max77693_write_reg(i2c, MAX77693_PMIC_REG_MAINCTRL1, 0x0c);
}
#endif
max77693_update_reg(i2c, MAX77693_CHG_REG_SAFEOUT_CTRL, 0x00, 0x30);
max77693->muic = i2c_new_dummy(i2c->adapter, I2C_ADDR_MUIC);
i2c_set_clientdata(max77693->muic, max77693);
max77693->haptic = i2c_new_dummy(i2c->adapter, I2C_ADDR_HAPTIC);
i2c_set_clientdata(max77693->haptic, max77693);
ret = max77693_irq_init(max77693);
if (ret < 0)
goto err_irq_init;
ret = mfd_add_devices(max77693->dev, -1, max77693_devs,
ARRAY_SIZE(max77693_devs), NULL, 0);
if (ret < 0)
goto err_mfd;
device_init_wakeup(max77693->dev, pdata->wakeup);
return ret;
err_mfd:
mfd_remove_devices(max77693->dev);
err_irq_init:
i2c_unregister_device(max77693->muic);
i2c_unregister_device(max77693->haptic);
err:
kfree(max77693);
return ret;
}
static int max77693_i2c_probe(struct i2c_client *i2c,
const struct i2c_device_id *id)
{
struct max77693_dev *max77693;
struct max77693_platform_data *pdata = i2c->dev.platform_data;
u8 reg_data;
int ret = 0;
max77693 = kzalloc(sizeof(struct max77693_dev), GFP_KERNEL);
if (max77693 == NULL)
return -ENOMEM;
i2c_set_clientdata(i2c, max77693);
max77693->dev = &i2c->dev;
max77693->i2c = i2c;
max77693->irq = i2c->irq;
max77693->type = id->driver_data;
if (pdata) {
max77693->irq_base = pdata->irq_base;
max77693->irq_gpio = pdata->irq_gpio;
max77693->wakeup = pdata->wakeup;
} else {
ret = -EIO;
goto err;
}
mutex_init(&max77693->iolock);
if (max77693_read_reg(i2c, MAX77693_PMIC_REG_PMIC_ID2, ®_data) < 0) {
dev_err(max77693->dev,
"device not found on this channel (this is not an error)\n");
ret = -ENODEV;
goto err;
} else {
/* print rev */
max77693->pmic_rev = (reg_data & 0x7);
max77693->pmic_ver = ((reg_data & 0xF8) >> 0x3);
pr_info("%s: device found: rev.0x%x, ver.0x%x\n", __func__,
max77693->pmic_rev, max77693->pmic_ver);
}
max77693_update_reg(i2c, MAX77693_CHG_REG_SAFEOUT_CTRL, 0x00, 0x30);
max77693->muic = i2c_new_dummy(i2c->adapter, I2C_ADDR_MUIC);
i2c_set_clientdata(max77693->muic, max77693);
max77693->haptic = i2c_new_dummy(i2c->adapter, I2C_ADDR_HAPTIC);
i2c_set_clientdata(max77693->haptic, max77693);
ret = max77693_irq_init(max77693);
if (ret < 0)
goto err_irq_init;
ret = mfd_add_devices(max77693->dev, -1, max77693_devs,
ARRAY_SIZE(max77693_devs), NULL, 0);
if (ret < 0)
goto err_mfd;
device_init_wakeup(max77693->dev, pdata->wakeup);
return ret;
err_mfd:
mfd_remove_devices(max77693->dev);
err_irq_init:
i2c_unregister_device(max77693->muic);
i2c_unregister_device(max77693->haptic);
err:
kfree(max77693);
return ret;
}