mfd/tc3589x: rename tc35892 structs/registers to tc359x
Most of the register layout, client IRQ numbers on the TC35892 is shared also
by other variants. Make this generic as tc3589x
Acked-by: Samuel Ortiz <sameo@linux.intel.com>
Signed-off-by: Sundar Iyer <sundar.iyer@stericsson.com>
Signed-off-by: Linus Walleij <linus.walleij@stericsson.com>
diff --git a/drivers/mfd/tc3589x.c b/drivers/mfd/tc3589x.c
index f230235..7deff53 100644
--- a/drivers/mfd/tc3589x.c
+++ b/drivers/mfd/tc3589x.c
@@ -15,141 +15,141 @@
#include <linux/mfd/tc3589x.h>
/**
- * tc35892_reg_read() - read a single TC35892 register
- * @tc35892: Device to read from
+ * tc3589x_reg_read() - read a single TC3589x register
+ * @tc3589x: Device to read from
* @reg: Register to read
*/
-int tc35892_reg_read(struct tc35892 *tc35892, u8 reg)
+int tc3589x_reg_read(struct tc3589x *tc3589x, u8 reg)
{
int ret;
- ret = i2c_smbus_read_byte_data(tc35892->i2c, reg);
+ ret = i2c_smbus_read_byte_data(tc3589x->i2c, reg);
if (ret < 0)
- dev_err(tc35892->dev, "failed to read reg %#x: %d\n",
+ dev_err(tc3589x->dev, "failed to read reg %#x: %d\n",
reg, ret);
return ret;
}
-EXPORT_SYMBOL_GPL(tc35892_reg_read);
+EXPORT_SYMBOL_GPL(tc3589x_reg_read);
/**
- * tc35892_reg_read() - write a single TC35892 register
- * @tc35892: Device to write to
+ * tc3589x_reg_read() - write a single TC3589x register
+ * @tc3589x: Device to write to
* @reg: Register to read
* @data: Value to write
*/
-int tc35892_reg_write(struct tc35892 *tc35892, u8 reg, u8 data)
+int tc3589x_reg_write(struct tc3589x *tc3589x, u8 reg, u8 data)
{
int ret;
- ret = i2c_smbus_write_byte_data(tc35892->i2c, reg, data);
+ ret = i2c_smbus_write_byte_data(tc3589x->i2c, reg, data);
if (ret < 0)
- dev_err(tc35892->dev, "failed to write reg %#x: %d\n",
+ dev_err(tc3589x->dev, "failed to write reg %#x: %d\n",
reg, ret);
return ret;
}
-EXPORT_SYMBOL_GPL(tc35892_reg_write);
+EXPORT_SYMBOL_GPL(tc3589x_reg_write);
/**
- * tc35892_block_read() - read multiple TC35892 registers
- * @tc35892: Device to read from
+ * tc3589x_block_read() - read multiple TC3589x registers
+ * @tc3589x: Device to read from
* @reg: First register
* @length: Number of registers
* @values: Buffer to write to
*/
-int tc35892_block_read(struct tc35892 *tc35892, u8 reg, u8 length, u8 *values)
+int tc3589x_block_read(struct tc3589x *tc3589x, u8 reg, u8 length, u8 *values)
{
int ret;
- ret = i2c_smbus_read_i2c_block_data(tc35892->i2c, reg, length, values);
+ ret = i2c_smbus_read_i2c_block_data(tc3589x->i2c, reg, length, values);
if (ret < 0)
- dev_err(tc35892->dev, "failed to read regs %#x: %d\n",
+ dev_err(tc3589x->dev, "failed to read regs %#x: %d\n",
reg, ret);
return ret;
}
-EXPORT_SYMBOL_GPL(tc35892_block_read);
+EXPORT_SYMBOL_GPL(tc3589x_block_read);
/**
- * tc35892_block_write() - write multiple TC35892 registers
- * @tc35892: Device to write to
+ * tc3589x_block_write() - write multiple TC3589x registers
+ * @tc3589x: Device to write to
* @reg: First register
* @length: Number of registers
* @values: Values to write
*/
-int tc35892_block_write(struct tc35892 *tc35892, u8 reg, u8 length,
+int tc3589x_block_write(struct tc3589x *tc3589x, u8 reg, u8 length,
const u8 *values)
{
int ret;
- ret = i2c_smbus_write_i2c_block_data(tc35892->i2c, reg, length,
+ ret = i2c_smbus_write_i2c_block_data(tc3589x->i2c, reg, length,
values);
if (ret < 0)
- dev_err(tc35892->dev, "failed to write regs %#x: %d\n",
+ dev_err(tc3589x->dev, "failed to write regs %#x: %d\n",
reg, ret);
return ret;
}
-EXPORT_SYMBOL_GPL(tc35892_block_write);
+EXPORT_SYMBOL_GPL(tc3589x_block_write);
/**
- * tc35892_set_bits() - set the value of a bitfield in a TC35892 register
- * @tc35892: Device to write to
+ * tc3589x_set_bits() - set the value of a bitfield in a TC3589x register
+ * @tc3589x: Device to write to
* @reg: Register to write
* @mask: Mask of bits to set
* @values: Value to set
*/
-int tc35892_set_bits(struct tc35892 *tc35892, u8 reg, u8 mask, u8 val)
+int tc3589x_set_bits(struct tc3589x *tc3589x, u8 reg, u8 mask, u8 val)
{
int ret;
- mutex_lock(&tc35892->lock);
+ mutex_lock(&tc3589x->lock);
- ret = tc35892_reg_read(tc35892, reg);
+ ret = tc3589x_reg_read(tc3589x, reg);
if (ret < 0)
goto out;
ret &= ~mask;
ret |= val;
- ret = tc35892_reg_write(tc35892, reg, ret);
+ ret = tc3589x_reg_write(tc3589x, reg, ret);
out:
- mutex_unlock(&tc35892->lock);
+ mutex_unlock(&tc3589x->lock);
return ret;
}
-EXPORT_SYMBOL_GPL(tc35892_set_bits);
+EXPORT_SYMBOL_GPL(tc3589x_set_bits);
static struct resource gpio_resources[] = {
{
- .start = TC35892_INT_GPIIRQ,
- .end = TC35892_INT_GPIIRQ,
+ .start = TC3589x_INT_GPIIRQ,
+ .end = TC3589x_INT_GPIIRQ,
.flags = IORESOURCE_IRQ,
},
};
-static struct mfd_cell tc35892_devs[] = {
+static struct mfd_cell tc3589x_devs[] = {
{
- .name = "tc35892-gpio",
+ .name = "tc3589x-gpio",
.num_resources = ARRAY_SIZE(gpio_resources),
.resources = &gpio_resources[0],
},
};
-static irqreturn_t tc35892_irq(int irq, void *data)
+static irqreturn_t tc3589x_irq(int irq, void *data)
{
- struct tc35892 *tc35892 = data;
+ struct tc3589x *tc3589x = data;
int status;
- status = tc35892_reg_read(tc35892, TC35892_IRQST);
+ status = tc3589x_reg_read(tc3589x, TC3589x_IRQST);
if (status < 0)
return IRQ_NONE;
while (status) {
int bit = __ffs(status);
- handle_nested_irq(tc35892->irq_base + bit);
+ handle_nested_irq(tc3589x->irq_base + bit);
status &= ~(1 << bit);
}
@@ -158,30 +158,30 @@
* have the last interrupt clear (for example, GPIO IC write) take
* effect.
*/
- tc35892_reg_read(tc35892, TC35892_IRQST);
+ tc3589x_reg_read(tc3589x, TC3589x_IRQST);
return IRQ_HANDLED;
}
-static void tc35892_irq_dummy(unsigned int irq)
+static void tc3589x_irq_dummy(unsigned int irq)
{
/* No mask/unmask at this level */
}
-static struct irq_chip tc35892_irq_chip = {
- .name = "tc35892",
- .mask = tc35892_irq_dummy,
- .unmask = tc35892_irq_dummy,
+static struct irq_chip tc3589x_irq_chip = {
+ .name = "tc3589x",
+ .mask = tc3589x_irq_dummy,
+ .unmask = tc3589x_irq_dummy,
};
-static int tc35892_irq_init(struct tc35892 *tc35892)
+static int tc3589x_irq_init(struct tc3589x *tc3589x)
{
- int base = tc35892->irq_base;
+ int base = tc3589x->irq_base;
int irq;
- for (irq = base; irq < base + TC35892_NR_INTERNAL_IRQS; irq++) {
- set_irq_chip_data(irq, tc35892);
- set_irq_chip_and_handler(irq, &tc35892_irq_chip,
+ for (irq = base; irq < base + TC3589x_NR_INTERNAL_IRQS; irq++) {
+ set_irq_chip_data(irq, tc3589x);
+ set_irq_chip_and_handler(irq, &tc3589x_irq_chip,
handle_edge_irq);
set_irq_nested_thread(irq, 1);
#ifdef CONFIG_ARM
@@ -194,12 +194,12 @@
return 0;
}
-static void tc35892_irq_remove(struct tc35892 *tc35892)
+static void tc3589x_irq_remove(struct tc3589x *tc3589x)
{
- int base = tc35892->irq_base;
+ int base = tc3589x->irq_base;
int irq;
- for (irq = base; irq < base + TC35892_NR_INTERNAL_IRQS; irq++) {
+ for (irq = base; irq < base + TC3589x_NR_INTERNAL_IRQS; irq++) {
#ifdef CONFIG_ARM
set_irq_flags(irq, 0);
#endif
@@ -208,138 +208,138 @@
}
}
-static int tc35892_chip_init(struct tc35892 *tc35892)
+static int tc3589x_chip_init(struct tc3589x *tc3589x)
{
int manf, ver, ret;
- manf = tc35892_reg_read(tc35892, TC35892_MANFCODE);
+ manf = tc3589x_reg_read(tc3589x, TC3589x_MANFCODE);
if (manf < 0)
return manf;
- ver = tc35892_reg_read(tc35892, TC35892_VERSION);
+ ver = tc3589x_reg_read(tc3589x, TC3589x_VERSION);
if (ver < 0)
return ver;
- if (manf != TC35892_MANFCODE_MAGIC) {
- dev_err(tc35892->dev, "unknown manufacturer: %#x\n", manf);
+ if (manf != TC3589x_MANFCODE_MAGIC) {
+ dev_err(tc3589x->dev, "unknown manufacturer: %#x\n", manf);
return -EINVAL;
}
- dev_info(tc35892->dev, "manufacturer: %#x, version: %#x\n", manf, ver);
+ dev_info(tc3589x->dev, "manufacturer: %#x, version: %#x\n", manf, ver);
/* Put everything except the IRQ module into reset */
- ret = tc35892_reg_write(tc35892, TC35892_RSTCTRL,
- TC35892_RSTCTRL_TIMRST
- | TC35892_RSTCTRL_ROTRST
- | TC35892_RSTCTRL_KBDRST
- | TC35892_RSTCTRL_GPIRST);
+ ret = tc3589x_reg_write(tc3589x, TC3589x_RSTCTRL,
+ TC3589x_RSTCTRL_TIMRST
+ | TC3589x_RSTCTRL_ROTRST
+ | TC3589x_RSTCTRL_KBDRST
+ | TC3589x_RSTCTRL_GPIRST);
if (ret < 0)
return ret;
/* Clear the reset interrupt. */
- return tc35892_reg_write(tc35892, TC35892_RSTINTCLR, 0x1);
+ return tc3589x_reg_write(tc3589x, TC3589x_RSTINTCLR, 0x1);
}
-static int __devinit tc35892_probe(struct i2c_client *i2c,
+static int __devinit tc3589x_probe(struct i2c_client *i2c,
const struct i2c_device_id *id)
{
- struct tc35892_platform_data *pdata = i2c->dev.platform_data;
- struct tc35892 *tc35892;
+ struct tc3589x_platform_data *pdata = i2c->dev.platform_data;
+ struct tc3589x *tc3589x;
int ret;
if (!i2c_check_functionality(i2c->adapter, I2C_FUNC_SMBUS_BYTE_DATA
| I2C_FUNC_SMBUS_I2C_BLOCK))
return -EIO;
- tc35892 = kzalloc(sizeof(struct tc35892), GFP_KERNEL);
- if (!tc35892)
+ tc3589x = kzalloc(sizeof(struct tc3589x), GFP_KERNEL);
+ if (!tc3589x)
return -ENOMEM;
- mutex_init(&tc35892->lock);
+ mutex_init(&tc3589x->lock);
- tc35892->dev = &i2c->dev;
- tc35892->i2c = i2c;
- tc35892->pdata = pdata;
- tc35892->irq_base = pdata->irq_base;
- tc35892->num_gpio = id->driver_data;
+ tc3589x->dev = &i2c->dev;
+ tc3589x->i2c = i2c;
+ tc3589x->pdata = pdata;
+ tc3589x->irq_base = pdata->irq_base;
+ tc3589x->num_gpio = id->driver_data;
- i2c_set_clientdata(i2c, tc35892);
+ i2c_set_clientdata(i2c, tc3589x);
- ret = tc35892_chip_init(tc35892);
+ ret = tc3589x_chip_init(tc3589x);
if (ret)
goto out_free;
- ret = tc35892_irq_init(tc35892);
+ ret = tc3589x_irq_init(tc3589x);
if (ret)
goto out_free;
- ret = request_threaded_irq(tc35892->i2c->irq, NULL, tc35892_irq,
+ ret = request_threaded_irq(tc3589x->i2c->irq, NULL, tc3589x_irq,
IRQF_TRIGGER_FALLING | IRQF_ONESHOT,
- "tc35892", tc35892);
+ "tc3589x", tc3589x);
if (ret) {
- dev_err(tc35892->dev, "failed to request IRQ: %d\n", ret);
+ dev_err(tc3589x->dev, "failed to request IRQ: %d\n", ret);
goto out_removeirq;
}
- ret = mfd_add_devices(tc35892->dev, -1, tc35892_devs,
- ARRAY_SIZE(tc35892_devs), NULL,
- tc35892->irq_base);
+ ret = mfd_add_devices(tc3589x->dev, -1, tc3589x_devs,
+ ARRAY_SIZE(tc3589x_devs), NULL,
+ tc3589x->irq_base);
if (ret) {
- dev_err(tc35892->dev, "failed to add children\n");
+ dev_err(tc3589x->dev, "failed to add children\n");
goto out_freeirq;
}
return 0;
out_freeirq:
- free_irq(tc35892->i2c->irq, tc35892);
+ free_irq(tc3589x->i2c->irq, tc3589x);
out_removeirq:
- tc35892_irq_remove(tc35892);
+ tc3589x_irq_remove(tc3589x);
out_free:
- kfree(tc35892);
+ kfree(tc3589x);
return ret;
}
-static int __devexit tc35892_remove(struct i2c_client *client)
+static int __devexit tc3589x_remove(struct i2c_client *client)
{
- struct tc35892 *tc35892 = i2c_get_clientdata(client);
+ struct tc3589x *tc3589x = i2c_get_clientdata(client);
- mfd_remove_devices(tc35892->dev);
+ mfd_remove_devices(tc3589x->dev);
- free_irq(tc35892->i2c->irq, tc35892);
- tc35892_irq_remove(tc35892);
+ free_irq(tc3589x->i2c->irq, tc3589x);
+ tc3589x_irq_remove(tc3589x);
- kfree(tc35892);
+ kfree(tc3589x);
return 0;
}
-static const struct i2c_device_id tc35892_id[] = {
- { "tc35892", 24 },
+static const struct i2c_device_id tc3589x_id[] = {
+ { "tc3589x", 24 },
{ }
};
-MODULE_DEVICE_TABLE(i2c, tc35892_id);
+MODULE_DEVICE_TABLE(i2c, tc3589x_id);
-static struct i2c_driver tc35892_driver = {
- .driver.name = "tc35892",
+static struct i2c_driver tc3589x_driver = {
+ .driver.name = "tc3589x",
.driver.owner = THIS_MODULE,
- .probe = tc35892_probe,
- .remove = __devexit_p(tc35892_remove),
- .id_table = tc35892_id,
+ .probe = tc3589x_probe,
+ .remove = __devexit_p(tc3589x_remove),
+ .id_table = tc3589x_id,
};
-static int __init tc35892_init(void)
+static int __init tc3589x_init(void)
{
- return i2c_add_driver(&tc35892_driver);
+ return i2c_add_driver(&tc3589x_driver);
}
-subsys_initcall(tc35892_init);
+subsys_initcall(tc3589x_init);
-static void __exit tc35892_exit(void)
+static void __exit tc3589x_exit(void)
{
- i2c_del_driver(&tc35892_driver);
+ i2c_del_driver(&tc3589x_driver);
}
-module_exit(tc35892_exit);
+module_exit(tc3589x_exit);
MODULE_LICENSE("GPL v2");
-MODULE_DESCRIPTION("TC35892 MFD core driver");
+MODULE_DESCRIPTION("TC3589x MFD core driver");
MODULE_AUTHOR("Hanumath Prasad, Rabin Vincent");
