static int palmas_rtc_read_block(void *mfd, u8 *dest, u8 reg, int no_regs)
{
struct palmas *palmas = mfd;
int slave;
unsigned int addr;
slave = PALMAS_BASE_TO_SLAVE(PALMAS_RTC_BASE);
addr = PALMAS_BASE_TO_REG(PALMAS_RTC_BASE, reg);
return regmap_bulk_read(palmas->regmap[slave], addr, dest, no_regs);
}
static int palmas_gpio_write(struct palmas *palmas, unsigned int reg,
unsigned int data)
{
unsigned int addr;
int slave;
slave = PALMAS_BASE_TO_SLAVE(PALMAS_GPIO_BASE);
addr = PALMAS_BASE_TO_REG(PALMAS_GPIO_BASE, reg);
return regmap_write(palmas->regmap[slave], addr, data);
}
static int palmas_gpio_read(struct palmas *palmas, unsigned int reg,
unsigned int *dest)
{
unsigned int addr;
int slave;
slave = PALMAS_BASE_TO_SLAVE(PALMAS_GPIO_BASE);
addr = PALMAS_BASE_TO_REG(PALMAS_GPIO_BASE, reg);
return regmap_read(palmas->regmap[slave], addr, dest);
}
static void palmas_power_off(void)
{
unsigned int addr;
int ret, slave;
u8 powerhold_mask;
struct device_node *np = palmas_dev->dev->of_node;
if (of_property_read_bool(np, "ti,palmas-override-powerhold")) {
addr = PALMAS_BASE_TO_REG(PALMAS_PU_PD_OD_BASE,
PALMAS_PRIMARY_SECONDARY_PAD2);
slave = PALMAS_BASE_TO_SLAVE(PALMAS_PU_PD_OD_BASE);
if (of_device_is_compatible(np, "ti,tps65917"))
powerhold_mask =
TPS65917_PRIMARY_SECONDARY_PAD2_GPIO_5_MASK;
else
powerhold_mask =
PALMAS_PRIMARY_SECONDARY_PAD2_GPIO_7_MASK;
ret = regmap_update_bits(palmas_dev->regmap[slave], addr,
powerhold_mask, 0);
if (ret)
dev_err(palmas_dev->dev,
"Unable to write PRIMARY_SECONDARY_PAD2 %d\n",
ret);
}
slave = PALMAS_BASE_TO_SLAVE(PALMAS_PMU_CONTROL_BASE);
addr = PALMAS_BASE_TO_REG(PALMAS_PMU_CONTROL_BASE, PALMAS_DEV_CTRL);
ret = regmap_update_bits(
palmas_dev->regmap[slave],
addr,
PALMAS_DEV_CTRL_DEV_ON,
0);
if (ret)
pr_err("%s: Unable to write to DEV_CTRL_DEV_ON: %d\n",
__func__, ret);
}
static int palmas_rtc_write_block(void *mfd, u8 *data, u8 reg, int no_regs)
{
struct palmas *palmas = mfd;
int slave;
unsigned int addr;
slave = PALMAS_BASE_TO_SLAVE(PALMAS_RTC_BASE);
addr = PALMAS_BASE_TO_REG(PALMAS_RTC_BASE, reg);
/* twl added extra byte on beginning of block data */
if (no_regs > 1)
data++;
return regmap_raw_write(palmas->regmap[slave], addr, data, no_regs);
}
static void palmas_power_off(void)
{
unsigned int addr;
int ret, slave;
if (!palmas_dev)
return;
slave = PALMAS_BASE_TO_SLAVE(PALMAS_PMU_CONTROL_BASE);
addr = PALMAS_BASE_TO_REG(PALMAS_PMU_CONTROL_BASE, PALMAS_DEV_CTRL);
ret = regmap_update_bits(
palmas_dev->regmap[slave],
addr,
PALMAS_DEV_CTRL_DEV_ON,
0);
if (ret)
pr_err("%s: Unable to write to DEV_CTRL_DEV_ON: %d\n",
__func__, ret);
}
static int palmas_i2c_probe(struct i2c_client *i2c,
const struct i2c_device_id *id)
{
struct palmas *palmas;
struct palmas_platform_data *pdata;
struct device_node *node = i2c->dev.of_node;
int ret = 0, i;
unsigned int reg, addr;
int slave;
struct mfd_cell *children;
pdata = dev_get_platdata(&i2c->dev);
if (node && !pdata) {
pdata = devm_kzalloc(&i2c->dev, sizeof(*pdata), GFP_KERNEL);
if (!pdata)
return -ENOMEM;
palmas_dt_to_pdata(node, pdata);
}
if (!pdata)
return -EINVAL;
palmas = devm_kzalloc(&i2c->dev, sizeof(struct palmas), GFP_KERNEL);
if (palmas == NULL)
return -ENOMEM;
i2c_set_clientdata(i2c, palmas);
palmas->dev = &i2c->dev;
palmas->id = id->driver_data;
palmas->irq = i2c->irq;
for (i = 0; i < PALMAS_NUM_CLIENTS; i++) {
if (i == 0)
palmas->i2c_clients[i] = i2c;
else {
palmas->i2c_clients[i] =
i2c_new_dummy(i2c->adapter,
i2c->addr + i);
if (!palmas->i2c_clients[i]) {
dev_err(palmas->dev,
"can't attach client %d\n", i);
ret = -ENOMEM;
goto err;
}
}
palmas->regmap[i] = devm_regmap_init_i2c(palmas->i2c_clients[i],
&palmas_regmap_config[i]);
if (IS_ERR(palmas->regmap[i])) {
ret = PTR_ERR(palmas->regmap[i]);
dev_err(palmas->dev,
"Failed to allocate regmap %d, err: %d\n",
i, ret);
goto err;
}
}
/* Change IRQ into clear on read mode for efficiency */
slave = PALMAS_BASE_TO_SLAVE(PALMAS_INTERRUPT_BASE);
addr = PALMAS_BASE_TO_REG(PALMAS_INTERRUPT_BASE, PALMAS_INT_CTRL);
reg = PALMAS_INT_CTRL_INT_CLEAR;
regmap_write(palmas->regmap[slave], addr, reg);
ret = regmap_add_irq_chip(palmas->regmap[slave], palmas->irq,
IRQF_ONESHOT | IRQF_TRIGGER_LOW, 0, &palmas_irq_chip,
&palmas->irq_data);
if (ret < 0)
goto err;
slave = PALMAS_BASE_TO_SLAVE(PALMAS_PU_PD_OD_BASE);
addr = PALMAS_BASE_TO_REG(PALMAS_PU_PD_OD_BASE,
PALMAS_PRIMARY_SECONDARY_PAD1);
if (pdata->mux_from_pdata) {
reg = pdata->pad1;
ret = regmap_write(palmas->regmap[slave], addr, reg);
if (ret)
goto err_irq;
} else {
ret = regmap_read(palmas->regmap[slave], addr, ®);
if (ret)
goto err_irq;
}
if (!(reg & PALMAS_PRIMARY_SECONDARY_PAD1_GPIO_0))
palmas->gpio_muxed |= PALMAS_GPIO_0_MUXED;
if (!(reg & PALMAS_PRIMARY_SECONDARY_PAD1_GPIO_1_MASK))
palmas->gpio_muxed |= PALMAS_GPIO_1_MUXED;
else if ((reg & PALMAS_PRIMARY_SECONDARY_PAD1_GPIO_1_MASK) ==
(2 << PALMAS_PRIMARY_SECONDARY_PAD1_GPIO_1_SHIFT))
palmas->led_muxed |= PALMAS_LED1_MUXED;
else if ((reg & PALMAS_PRIMARY_SECONDARY_PAD1_GPIO_1_MASK) ==
(3 << PALMAS_PRIMARY_SECONDARY_PAD1_GPIO_1_SHIFT))
palmas->pwm_muxed |= PALMAS_PWM1_MUXED;
if (!(reg & PALMAS_PRIMARY_SECONDARY_PAD1_GPIO_2_MASK))
palmas->gpio_muxed |= PALMAS_GPIO_2_MUXED;
else if ((reg & PALMAS_PRIMARY_SECONDARY_PAD1_GPIO_2_MASK) ==
(2 << PALMAS_PRIMARY_SECONDARY_PAD1_GPIO_2_SHIFT))
palmas->led_muxed |= PALMAS_LED2_MUXED;
else if ((reg & PALMAS_PRIMARY_SECONDARY_PAD1_GPIO_2_MASK) ==
(3 << PALMAS_PRIMARY_SECONDARY_PAD1_GPIO_2_SHIFT))
palmas->pwm_muxed |= PALMAS_PWM2_MUXED;
if (!(reg & PALMAS_PRIMARY_SECONDARY_PAD1_GPIO_3))
palmas->gpio_muxed |= PALMAS_GPIO_3_MUXED;
addr = PALMAS_BASE_TO_REG(PALMAS_PU_PD_OD_BASE,
PALMAS_PRIMARY_SECONDARY_PAD2);
if (pdata->mux_from_pdata) {
reg = pdata->pad2;
ret = regmap_write(palmas->regmap[slave], addr, reg);
if (ret)
goto err_irq;
} else {
ret = regmap_read(palmas->regmap[slave], addr, ®);
if (ret)
goto err_irq;
}
if (!(reg & PALMAS_PRIMARY_SECONDARY_PAD2_GPIO_4))
palmas->gpio_muxed |= PALMAS_GPIO_4_MUXED;
if (!(reg & PALMAS_PRIMARY_SECONDARY_PAD2_GPIO_5_MASK))
palmas->gpio_muxed |= PALMAS_GPIO_5_MUXED;
if (!(reg & PALMAS_PRIMARY_SECONDARY_PAD2_GPIO_6))
palmas->gpio_muxed |= PALMAS_GPIO_6_MUXED;
if (!(reg & PALMAS_PRIMARY_SECONDARY_PAD2_GPIO_7_MASK))
palmas->gpio_muxed |= PALMAS_GPIO_7_MUXED;
dev_info(palmas->dev, "Muxing GPIO %x, PWM %x, LED %x\n",
palmas->gpio_muxed, palmas->pwm_muxed,
palmas->led_muxed);
reg = pdata->power_ctrl;
slave = PALMAS_BASE_TO_SLAVE(PALMAS_PMU_CONTROL_BASE);
addr = PALMAS_BASE_TO_REG(PALMAS_PMU_CONTROL_BASE, PALMAS_POWER_CTRL);
ret = regmap_write(palmas->regmap[slave], addr, reg);
if (ret)
goto err_irq;
/*
* If we are probing with DT do this the DT way and return here
* otherwise continue and add devices using mfd helpers.
*/
if (node) {
ret = of_platform_populate(node, NULL, NULL, &i2c->dev);
if (ret < 0)
goto err_irq;
else
return ret;
}
children = kmemdup(palmas_children, sizeof(palmas_children),
GFP_KERNEL);
if (!children) {
ret = -ENOMEM;
goto err_irq;
}
children[PALMAS_PMIC_ID].platform_data = pdata->pmic_pdata;
children[PALMAS_PMIC_ID].pdata_size = sizeof(*pdata->pmic_pdata);
children[PALMAS_GPADC_ID].platform_data = pdata->gpadc_pdata;
children[PALMAS_GPADC_ID].pdata_size = sizeof(*pdata->gpadc_pdata);
children[PALMAS_RESOURCE_ID].platform_data = pdata->resource_pdata;
children[PALMAS_RESOURCE_ID].pdata_size =
sizeof(*pdata->resource_pdata);
children[PALMAS_USB_ID].platform_data = pdata->usb_pdata;
children[PALMAS_USB_ID].pdata_size = sizeof(*pdata->usb_pdata);
children[PALMAS_CLK_ID].platform_data = pdata->clk_pdata;
children[PALMAS_CLK_ID].pdata_size = sizeof(*pdata->clk_pdata);
ret = mfd_add_devices(palmas->dev, -1,
children, ARRAY_SIZE(palmas_children),
NULL, 0,
regmap_irq_get_domain(palmas->irq_data));
kfree(children);
if (ret < 0)
goto err_devices;
return ret;
err_devices:
mfd_remove_devices(palmas->dev);
err_irq:
regmap_del_irq_chip(palmas->irq, palmas->irq_data);
err:
return ret;
}
static int __devinit palmas_i2c_probe(struct i2c_client *i2c,
const struct i2c_device_id *id)
{
struct palmas *palmas;
struct palmas_platform_data *mfd_platform_data;
int ret = 0, i;
unsigned int reg, addr;
int slave;
char *rname;
mfd_platform_data = dev_get_platdata(&i2c->dev);
if (!mfd_platform_data)
return -EINVAL;
palmas = kzalloc(sizeof(struct palmas), GFP_KERNEL);
if (palmas == NULL)
return -ENOMEM;
i2c_set_clientdata(i2c, palmas);
palmas->dev = &i2c->dev;
palmas->id = id->driver_data;
ret = irq_alloc_descs(-1, 0, PALMAS_NUM_IRQ, 0);
if (ret < 0) {
dev_err(&i2c->dev, "failed to allocate IRQ descs\n");
goto err;
}
palmas->irq = i2c->irq;
palmas->irq_base = ret;
palmas->irq_end = ret + PALMAS_NUM_IRQ;
for (i = 0; i < PALMAS_NUM_CLIENTS; i++) {
if (i == 0)
palmas->i2c_clients[i] = i2c;
else {
palmas->i2c_clients[i] =
i2c_new_dummy(i2c->adapter,
i2c->addr + i);
if (!palmas->i2c_clients[i]) {
dev_err(palmas->dev,
"can't attach client %d\n", i);
ret = -ENOMEM;
goto err;
}
}
palmas->regmap[i] = regmap_init_i2c(palmas->i2c_clients[i],
&palmas_regmap_config[i]);
if (IS_ERR(palmas->regmap[i])) {
ret = PTR_ERR(palmas->regmap[i]);
dev_err(palmas->dev, "Failed to allocate register map "
"No: %d, because: %d\n", i, ret);
goto err;
}
}
ret = palmas_irq_init(palmas);
if (ret < 0)
goto err;
slave = PALMAS_BASE_TO_SLAVE(PALMAS_DESIGNREV_BASE);
addr = PALMAS_BASE_TO_REG(PALMAS_DESIGNREV_BASE, 0);
/*
* Revision either
* PALMAS_REV_ES1_0 or
* PALMAS_REV_ES2_0 or
* PALMAS_REV_ES2_1
*/
ret = regmap_read(palmas->regmap[slave], addr, ®);
if (ret)
goto err;
palmas->revision = reg;
switch (palmas->revision) {
case PALMAS_REV_ES1_0:
rname = "ES 1.0";
break;
case PALMAS_REV_ES2_0:
rname = "ES 2.0";
break;
case PALMAS_REV_ES2_1:
rname = "ES 2.1";
break;
default:
rname = "unknown";
break;
}
dev_info(palmas->dev, "%s %s detected\n", id->name, rname);
slave = PALMAS_BASE_TO_SLAVE(PALMAS_PU_PD_OD_BASE);
addr = PALMAS_BASE_TO_REG(PALMAS_PU_PD_OD_BASE,
PALMAS_PRIMARY_SECONDARY_PAD1);
if (mfd_platform_data->mux_from_pdata) {
reg = mfd_platform_data->pad1;
ret = regmap_write(palmas->regmap[slave], addr, reg);
if (ret)
goto err;
} else {
ret = regmap_read(palmas->regmap[slave], addr, ®);
if (ret)
goto err;
}
if (!(reg & PRIMARY_SECONDARY_PAD1_GPIO_0))
palmas->gpio_muxed |= PALMAS_GPIO_0_MUXED;
if (!(reg & PRIMARY_SECONDARY_PAD1_GPIO_1_MASK))
palmas->gpio_muxed |= PALMAS_GPIO_1_MUXED;
else if ((reg & PRIMARY_SECONDARY_PAD1_GPIO_1_MASK) ==
(2 << PRIMARY_SECONDARY_PAD1_GPIO_1_SHIFT))
palmas->led_muxed |= PALMAS_LED1_MUXED;
else if ((reg & PRIMARY_SECONDARY_PAD1_GPIO_1_MASK) ==
(3 << PRIMARY_SECONDARY_PAD1_GPIO_1_SHIFT))
palmas->pwm_muxed |= PALMAS_PWM1_MUXED;
if (!(reg & PRIMARY_SECONDARY_PAD1_GPIO_2_MASK))
palmas->gpio_muxed |= PALMAS_GPIO_2_MUXED;
else if ((reg & PRIMARY_SECONDARY_PAD1_GPIO_2_MASK) ==
(2 << PRIMARY_SECONDARY_PAD1_GPIO_2_SHIFT))
palmas->led_muxed |= PALMAS_LED2_MUXED;
else if ((reg & PRIMARY_SECONDARY_PAD1_GPIO_2_MASK) ==
(3 << PRIMARY_SECONDARY_PAD1_GPIO_2_SHIFT))
palmas->pwm_muxed |= PALMAS_PWM2_MUXED;
if (!(reg & PRIMARY_SECONDARY_PAD1_GPIO_3))
palmas->gpio_muxed |= PALMAS_GPIO_3_MUXED;
addr = PALMAS_BASE_TO_REG(PALMAS_PU_PD_OD_BASE,
PALMAS_PRIMARY_SECONDARY_PAD2);
if (mfd_platform_data->mux_from_pdata) {
reg = mfd_platform_data->pad2;
ret = regmap_write(palmas->regmap[slave], addr, reg);
if (ret)
goto err;
} else {
ret = regmap_read(palmas->regmap[slave], addr, ®);
if (ret)
goto err;
}
if (!(reg & PRIMARY_SECONDARY_PAD2_GPIO_4))
palmas->gpio_muxed |= PALMAS_GPIO_4_MUXED;
if (!(reg & PRIMARY_SECONDARY_PAD2_GPIO_5_MASK))
palmas->gpio_muxed |= PALMAS_GPIO_5_MUXED;
if (!(reg & PRIMARY_SECONDARY_PAD2_GPIO_6))
palmas->gpio_muxed |= PALMAS_GPIO_6_MUXED;
if (!(reg & PRIMARY_SECONDARY_PAD2_GPIO_7_MASK))
palmas->gpio_muxed |= PALMAS_GPIO_7_MUXED;
dev_info(palmas->dev, "Muxing GPIO %x, PWM %x, LED %x\n",
palmas->gpio_muxed, palmas->pwm_muxed,
palmas->led_muxed);
reg = mfd_platform_data->power_ctrl;
slave = PALMAS_BASE_TO_SLAVE(PALMAS_PMU_CONTROL_BASE);
addr = PALMAS_BASE_TO_REG(PALMAS_PMU_CONTROL_BASE, PALMAS_POWER_CTRL);
ret = regmap_write(palmas->regmap[slave], addr, reg);
if (ret)
goto err;
palmas_rtc_init(palmas);
ret = mfd_add_devices(palmas->dev, -1,
palmas_children, ARRAY_SIZE(palmas_children),
NULL, palmas->irq_base);
if (ret < 0)
goto err;
return ret;
err:
mfd_remove_devices(palmas->dev);
kfree(palmas);
return ret;
}
static int palmas_i2c_probe(struct i2c_client *i2c,
const struct i2c_device_id *id)
{
struct palmas *palmas;
struct palmas_platform_data *pdata;
struct device_node *node = i2c->dev.of_node;
int ret = 0, i;
unsigned int reg, addr, *features;
int slave;
const struct of_device_id *match;
pdata = dev_get_platdata(&i2c->dev);
if (node && !pdata) {
pdata = devm_kzalloc(&i2c->dev, sizeof(*pdata), GFP_KERNEL);
if (!pdata)
return -ENOMEM;
palmas_dt_to_pdata(i2c, pdata);
}
if (!pdata)
return -EINVAL;
palmas = devm_kzalloc(&i2c->dev, sizeof(struct palmas), GFP_KERNEL);
if (palmas == NULL)
return -ENOMEM;
i2c_set_clientdata(i2c, palmas);
palmas->dev = &i2c->dev;
palmas->irq = i2c->irq;
match = of_match_device(of_match_ptr(of_palmas_match_tbl), &i2c->dev);
if (!match)
return -ENODATA;
features = (unsigned int *)match->data;
palmas->features = *features;
for (i = 0; i < PALMAS_NUM_CLIENTS; i++) {
if (i == 0)
palmas->i2c_clients[i] = i2c;
else {
palmas->i2c_clients[i] =
i2c_new_dummy(i2c->adapter,
i2c->addr + i);
if (!palmas->i2c_clients[i]) {
dev_err(palmas->dev,
"can't attach client %d\n", i);
ret = -ENOMEM;
goto err;
}
palmas->i2c_clients[i]->dev.of_node = of_node_get(node);
}
palmas->regmap[i] = devm_regmap_init_i2c(palmas->i2c_clients[i],
&palmas_regmap_config[i]);
if (IS_ERR(palmas->regmap[i])) {
ret = PTR_ERR(palmas->regmap[i]);
dev_err(palmas->dev,
"Failed to allocate regmap %d, err: %d\n",
i, ret);
goto err;
}
}
if (!palmas->irq) {
dev_warn(palmas->dev, "IRQ missing: skipping irq request\n");
goto no_irq;
}
/* Change interrupt line output polarity */
if (pdata->irq_flags & IRQ_TYPE_LEVEL_HIGH)
reg = PALMAS_POLARITY_CTRL_INT_POLARITY;
else
reg = 0;
ret = palmas_update_bits(palmas, PALMAS_PU_PD_OD_BASE,
PALMAS_POLARITY_CTRL, PALMAS_POLARITY_CTRL_INT_POLARITY,
reg);
if (ret < 0) {
dev_err(palmas->dev, "POLARITY_CTRL updat failed: %d\n", ret);
goto err;
}
/* Change IRQ into clear on read mode for efficiency */
slave = PALMAS_BASE_TO_SLAVE(PALMAS_INTERRUPT_BASE);
addr = PALMAS_BASE_TO_REG(PALMAS_INTERRUPT_BASE, PALMAS_INT_CTRL);
reg = PALMAS_INT_CTRL_INT_CLEAR;
regmap_write(palmas->regmap[slave], addr, reg);
ret = regmap_add_irq_chip(palmas->regmap[slave], palmas->irq,
IRQF_ONESHOT | pdata->irq_flags, 0, &palmas_irq_chip,
&palmas->irq_data);
if (ret < 0)
goto err;
no_irq:
slave = PALMAS_BASE_TO_SLAVE(PALMAS_PU_PD_OD_BASE);
addr = PALMAS_BASE_TO_REG(PALMAS_PU_PD_OD_BASE,
PALMAS_PRIMARY_SECONDARY_PAD1);
if (pdata->mux_from_pdata) {
reg = pdata->pad1;
ret = regmap_write(palmas->regmap[slave], addr, reg);
if (ret)
goto err_irq;
} else {
ret = regmap_read(palmas->regmap[slave], addr, ®);
if (ret)
goto err_irq;
}
if (!(reg & PALMAS_PRIMARY_SECONDARY_PAD1_GPIO_0))
palmas->gpio_muxed |= PALMAS_GPIO_0_MUXED;
if (!(reg & PALMAS_PRIMARY_SECONDARY_PAD1_GPIO_1_MASK))
palmas->gpio_muxed |= PALMAS_GPIO_1_MUXED;
else if ((reg & PALMAS_PRIMARY_SECONDARY_PAD1_GPIO_1_MASK) ==
(2 << PALMAS_PRIMARY_SECONDARY_PAD1_GPIO_1_SHIFT))
palmas->led_muxed |= PALMAS_LED1_MUXED;
else if ((reg & PALMAS_PRIMARY_SECONDARY_PAD1_GPIO_1_MASK) ==
(3 << PALMAS_PRIMARY_SECONDARY_PAD1_GPIO_1_SHIFT))
palmas->pwm_muxed |= PALMAS_PWM1_MUXED;
if (!(reg & PALMAS_PRIMARY_SECONDARY_PAD1_GPIO_2_MASK))
palmas->gpio_muxed |= PALMAS_GPIO_2_MUXED;
else if ((reg & PALMAS_PRIMARY_SECONDARY_PAD1_GPIO_2_MASK) ==
(2 << PALMAS_PRIMARY_SECONDARY_PAD1_GPIO_2_SHIFT))
palmas->led_muxed |= PALMAS_LED2_MUXED;
else if ((reg & PALMAS_PRIMARY_SECONDARY_PAD1_GPIO_2_MASK) ==
(3 << PALMAS_PRIMARY_SECONDARY_PAD1_GPIO_2_SHIFT))
palmas->pwm_muxed |= PALMAS_PWM2_MUXED;
if (!(reg & PALMAS_PRIMARY_SECONDARY_PAD1_GPIO_3))
palmas->gpio_muxed |= PALMAS_GPIO_3_MUXED;
addr = PALMAS_BASE_TO_REG(PALMAS_PU_PD_OD_BASE,
PALMAS_PRIMARY_SECONDARY_PAD2);
if (pdata->mux_from_pdata) {
reg = pdata->pad2;
ret = regmap_write(palmas->regmap[slave], addr, reg);
if (ret)
goto err_irq;
} else {
ret = regmap_read(palmas->regmap[slave], addr, ®);
if (ret)
goto err_irq;
}
if (!(reg & PALMAS_PRIMARY_SECONDARY_PAD2_GPIO_4))
palmas->gpio_muxed |= PALMAS_GPIO_4_MUXED;
if (!(reg & PALMAS_PRIMARY_SECONDARY_PAD2_GPIO_5_MASK))
palmas->gpio_muxed |= PALMAS_GPIO_5_MUXED;
if (!(reg & PALMAS_PRIMARY_SECONDARY_PAD2_GPIO_6))
palmas->gpio_muxed |= PALMAS_GPIO_6_MUXED;
if (!(reg & PALMAS_PRIMARY_SECONDARY_PAD2_GPIO_7_MASK))
palmas->gpio_muxed |= PALMAS_GPIO_7_MUXED;
dev_info(palmas->dev, "Muxing GPIO %x, PWM %x, LED %x\n",
palmas->gpio_muxed, palmas->pwm_muxed,
palmas->led_muxed);
reg = pdata->power_ctrl;
slave = PALMAS_BASE_TO_SLAVE(PALMAS_PMU_CONTROL_BASE);
addr = PALMAS_BASE_TO_REG(PALMAS_PMU_CONTROL_BASE, PALMAS_POWER_CTRL);
ret = regmap_write(palmas->regmap[slave], addr, reg);
if (ret)
goto err_irq;
/*
* If we are probing with DT do this the DT way and return here
* otherwise continue and add devices using mfd helpers.
*/
if (node) {
ret = of_platform_populate(node, NULL, NULL, &i2c->dev);
if (ret < 0)
goto err_irq;
else
return ret;
}
return ret;
err_irq:
regmap_del_irq_chip(palmas->irq, palmas->irq_data);
err:
return ret;
}
