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Index: kernel/drivers/regulator/tps6507x-regulator.c
===================================================================
--- kernel.orig/drivers/regulator/tps6507x-regulator.c 2010-01-26 14:34:00.000000000 -0700
+++ kernel/drivers/regulator/tps6507x-regulator.c 2010-01-26 14:39:22.000000000 -0700
@@ -22,7 +22,6 @@
#include <linux/platform_device.h>
#include <linux/regulator/driver.h>
#include <linux/regulator/machine.h>
-#include <linux/i2c.h>
#include <linux/delay.h>
#include <linux/mfd/tps6507x.h>
@@ -105,9 +104,47 @@
unsigned reg_high:1;
};
+static const struct tps_info tps6507x_pmic_regs[] = {
+ {
+ .name = "VDCDC1",
+ .min_uV = 725000,
+ .max_uV = 3300000,
+ .table_len = ARRAY_SIZE(VDCDCx_VSEL_table),
+ .table = VDCDCx_VSEL_table,
+ },
+ {
+ .name = "VDCDC2",
+ .min_uV = 725000,
+ .max_uV = 3300000,
+ .table_len = ARRAY_SIZE(VDCDCx_VSEL_table),
+ .table = VDCDCx_VSEL_table,
+ },
+ {
+ .name = "VDCDC3",
+ .min_uV = 725000,
+ .max_uV = 3300000,
+ .table_len = ARRAY_SIZE(VDCDCx_VSEL_table),
+ .table = VDCDCx_VSEL_table,
+ },
+ {
+ .name = "LDO1",
+ .min_uV = 1000000,
+ .max_uV = 3300000,
+ .table_len = ARRAY_SIZE(LDO1_VSEL_table),
+ .table = LDO1_VSEL_table,
+ },
+ {
+ .name = "LDO2",
+ .min_uV = 725000,
+ .max_uV = 3300000,
+ .table_len = ARRAY_SIZE(LDO2_VSEL_table),
+ .table = LDO2_VSEL_table,
+ },
+};
+
struct tps_pmic {
struct regulator_desc desc[TPS6507X_NUM_REGULATOR];
- struct i2c_client *client;
+ struct tps6507x_dev *mfd;
struct regulator_dev *rdev[TPS6507X_NUM_REGULATOR];
struct tps_info *info[TPS6507X_NUM_REGULATOR];
struct mutex io_lock;
@@ -115,12 +152,21 @@
static inline int tps6507x_pmic_read(struct tps_pmic *tps, u8 reg)
{
- return i2c_smbus_read_byte_data(tps->client, reg);
+ u8 val;
+ int err;
+
+ err = tps->mfd->read_dev(tps->mfd, reg, 1, &val);
+
+ if (err) {
+ return err;
+ }
+
+ return val;
}
static inline int tps6507x_pmic_write(struct tps_pmic *tps, u8 reg, u8 val)
{
- return i2c_smbus_write_byte_data(tps->client, reg, val);
+ return tps->mfd->write_dev(tps->mfd, reg, 1, &val);
}
static int tps6507x_pmic_set_bits(struct tps_pmic *tps, u8 reg, u8 mask)
@@ -131,7 +177,7 @@
data = tps6507x_pmic_read(tps, reg);
if (data < 0) {
- dev_err(&tps->client->dev, "Read from reg 0x%x failed\n", reg);
+ dev_err(tps->mfd->dev, "Read from reg 0x%x failed\n", reg);
err = data;
goto out;
}
@@ -139,7 +185,7 @@
data |= mask;
err = tps6507x_pmic_write(tps, reg, data);
if (err)
- dev_err(&tps->client->dev, "Write for reg 0x%x failed\n", reg);
+ dev_err(tps->mfd->dev, "Write for reg 0x%x failed\n", reg);
out:
mutex_unlock(&tps->io_lock);
@@ -154,7 +200,7 @@
data = tps6507x_pmic_read(tps, reg);
if (data < 0) {
- dev_err(&tps->client->dev, "Read from reg 0x%x failed\n", reg);
+ dev_err(tps->mfd->dev, "Read from reg 0x%x failed\n", reg);
err = data;
goto out;
}
@@ -162,7 +208,7 @@
data &= ~mask;
err = tps6507x_pmic_write(tps, reg, data);
if (err)
- dev_err(&tps->client->dev, "Write for reg 0x%x failed\n", reg);
+ dev_err(tps->mfd->dev, "Write for reg 0x%x failed\n", reg);
out:
mutex_unlock(&tps->io_lock);
@@ -177,7 +223,7 @@
data = tps6507x_pmic_read(tps, reg);
if (data < 0)
- dev_err(&tps->client->dev, "Read from reg 0x%x failed\n", reg);
+ dev_err(tps->mfd->dev, "Read from reg 0x%x failed\n", reg);
mutex_unlock(&tps->io_lock);
return data;
@@ -191,7 +237,7 @@
err = tps6507x_pmic_write(tps, reg, val);
if (err < 0)
- dev_err(&tps->client->dev, "Write for reg 0x%x failed\n", reg);
+ dev_err(tps->mfd->dev, "Write for reg 0x%x failed\n", reg);
mutex_unlock(&tps->io_lock);
return err;
@@ -496,29 +542,24 @@
.list_voltage = tps6507x_pmic_ldo_list_voltage,
};
-static
-int tps6507x_pmic_probe(struct i2c_client *client,
- const struct i2c_device_id *id)
+static __devinit
+int tps6507x_pmic_probe(struct platform_device *pdev)
{
+ struct tps6507x_dev *tps6507x_dev = platform_get_drvdata(pdev);
static int desc_id;
- struct tps_info *info = (void *)id->driver_data;
+ const struct tps_info *info = &tps6507x_pmic_regs[0];
struct regulator_init_data *init_data;
struct regulator_dev *rdev;
struct tps_pmic *tps;
struct tps6507x_board *tps_board;
int i;
- if (!i2c_check_functionality(client->adapter,
- I2C_FUNC_SMBUS_BYTE_DATA))
- return -EIO;
-
/**
- * tps_board points to tps6507x related constants
+ * tps_board points to pmic related constants
* coming from the board-evm file.
*/
- tps_board = (struct tps6507x_board *)client->dev.platform_data;
-
+ tps_board = (struct tps6507x_board *)tps6507x_dev->dev->platform_data;
if (!tps_board)
return -EIO;
@@ -539,7 +580,7 @@
mutex_init(&tps->io_lock);
/* common for all regulators */
- tps->client = client;
+ tps->mfd = tps6507x_dev;
for (i = 0; i < TPS6507X_NUM_REGULATOR; i++, info++, init_data++) {
/* Register the regulators */
@@ -554,19 +595,16 @@
tps->desc[i].owner = THIS_MODULE;
rdev = regulator_register(&tps->desc[i],
- &client->dev, init_data, tps);
+ tps6507x_dev->dev, init_data, tps);
if (IS_ERR(rdev)) {
- dev_err(&client->dev, "failed to register %s\n",
- id->name);
+ dev_err(tps6507x_dev->dev, "failed to register %s regulator\n",
+ pdev->name);
/* Unregister */
while (i)
regulator_unregister(tps->rdev[--i]);
- tps->client = NULL;
-
- /* clear the client data in i2c */
- i2c_set_clientdata(client, NULL);
+ tps->mfd = NULL;
kfree(tps);
return PTR_ERR(rdev);
@@ -576,87 +614,34 @@
tps->rdev[i] = rdev;
}
- i2c_set_clientdata(client, tps);
+// tps6507x_dev->pmic.pdev = pdev; // XXXX - but tps6507x_dev is pdev !!!
return 0;
}
-/**
- * tps6507x_remove - TPS6507x driver i2c remove handler
- * @client: i2c driver client device structure
- *
- * Unregister TPS driver as an i2c client device driver
- */
-static int __devexit tps6507x_pmic_remove(struct i2c_client *client)
+static int __devexit tps6507x_pmic_remove(struct platform_device *pdev)
{
- struct tps_pmic *tps = i2c_get_clientdata(client);
+
+ struct tps_pmic *tps = platform_get_drvdata(pdev); //REVISIT this is wrong
int i;
for (i = 0; i < TPS6507X_NUM_REGULATOR; i++)
regulator_unregister(tps->rdev[i]);
- tps->client = NULL;
+ tps->mfd = NULL;
- /* clear the client data in i2c */
- i2c_set_clientdata(client, NULL);
kfree(tps);
return 0;
}
-static const struct tps_info tps6507x_pmic_regs[] = {
- {
- .name = "VDCDC1",
- .min_uV = 725000,
- .max_uV = 3300000,
- .table_len = ARRAY_SIZE(VDCDCx_VSEL_table),
- .table = VDCDCx_VSEL_table,
- },
- {
- .name = "VDCDC2",
- .min_uV = 725000,
- .max_uV = 3300000,
- .table_len = ARRAY_SIZE(VDCDCx_VSEL_table),
- .table = VDCDCx_VSEL_table,
- },
- {
- .name = "VDCDC3",
- .min_uV = 725000,
- .max_uV = 3300000,
- .table_len = ARRAY_SIZE(VDCDCx_VSEL_table),
- .table = VDCDCx_VSEL_table,
- },
- {
- .name = "LDO1",
- .min_uV = 1000000,
- .max_uV = 3300000,
- .table_len = ARRAY_SIZE(LDO1_VSEL_table),
- .table = LDO1_VSEL_table,
- },
- {
- .name = "LDO2",
- .min_uV = 725000,
- .max_uV = 3300000,
- .table_len = ARRAY_SIZE(LDO2_VSEL_table),
- .table = LDO2_VSEL_table,
- },
-};
-
-static const struct i2c_device_id tps6507x_pmic_id[] = {
- {.name = "tps6507x",
- .driver_data = (unsigned long) tps6507x_pmic_regs,},
- { },
-};
-MODULE_DEVICE_TABLE(i2c, tps6507x_pmic_id);
-
-static struct i2c_driver tps6507x_i2c_driver = {
+static struct platform_driver tps6507x_pmic_driver = {
.driver = {
- .name = "tps6507x",
+ .name = "tps6507x-pmic",
.owner = THIS_MODULE,
},
.probe = tps6507x_pmic_probe,
.remove = __devexit_p(tps6507x_pmic_remove),
- .id_table = tps6507x_pmic_id,
};
/**
@@ -666,7 +651,7 @@
*/
static int __init tps6507x_pmic_init(void)
{
- return i2c_add_driver(&tps6507x_i2c_driver);
+ return platform_driver_register(&tps6507x_pmic_driver);
}
subsys_initcall(tps6507x_pmic_init);
@@ -677,10 +662,11 @@
*/
static void __exit tps6507x_pmic_cleanup(void)
{
- i2c_del_driver(&tps6507x_i2c_driver);
+ platform_driver_unregister(&tps6507x_pmic_driver);
}
module_exit(tps6507x_pmic_cleanup);
MODULE_AUTHOR("Texas Instruments");
MODULE_DESCRIPTION("TPS6507x voltage regulator driver");
MODULE_LICENSE("GPL v2");
+MODULE_ALIAS("platform:tps6507x-pmic");
Index: kernel/drivers/mfd/tps6507x.c
===================================================================
--- kernel.orig/drivers/mfd/tps6507x.c 2010-01-26 14:33:54.000000000 -0700
+++ kernel/drivers/mfd/tps6507x.c 2010-01-26 14:35:00.000000000 -0700
@@ -27,6 +27,7 @@
};
static struct tps_sub_devices tps6507x_sub_devices[] = {
+ { "tps6507x-pmic", NULL },
{ NULL, NULL }
};
|
