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mfd: Use device ID matching for WM831x SPI driver

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Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Acked-by: Samuel Ortiz <sameo@linux.intel.com>
This commit is contained in:
Mark Brown 2011-07-24 11:44:19 +01:00
parent 2e47fff113
commit 5570c2f709
1 changed files with 19 additions and 119 deletions
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138
drivers/mfd/wm831x-spi.c
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@ -23,29 +23,12 @@
static int __devinit wm831x_spi_probe(struct spi_device *spi)
{
const struct spi_device_id *id = spi_get_device_id(spi);
struct wm831x *wm831x;
enum wm831x_parent type;
int ret;
/* Currently SPI support for ID tables is unmerged, we're faking it */
if (strcmp(spi->modalias, "wm8310") == 0)
type = WM8310;
else if (strcmp(spi->modalias, "wm8311") == 0)
type = WM8311;
else if (strcmp(spi->modalias, "wm8312") == 0)
type = WM8312;
else if (strcmp(spi->modalias, "wm8320") == 0)
type = WM8320;
else if (strcmp(spi->modalias, "wm8321") == 0)
type = WM8321;
else if (strcmp(spi->modalias, "wm8325") == 0)
type = WM8325;
else if (strcmp(spi->modalias, "wm8326") == 0)
type = WM8326;
else {
dev_err(&spi->dev, "Unknown device type\n");
return -EINVAL;
}
type = (enum wm831x_parent)id->driver_data;
wm831x = kzalloc(sizeof(struct wm831x), GFP_KERNEL);
if (wm831x == NULL)
@ -57,7 +40,7 @@ static int __devinit wm831x_spi_probe(struct spi_device *spi)
dev_set_drvdata(&spi->dev, wm831x);
wm831x->dev = &spi->dev;
wm831x->regmap = regmap_init_spi(wm831x->dev, &wm831x_regmap_config);
wm831x->regmap = regmap_init_spi(spi, &wm831x_regmap_config);
if (IS_ERR(wm831x->regmap)) {
ret = PTR_ERR(wm831x->regmap);
dev_err(wm831x->dev, "Failed to allocate register map: %d\n",
@ -90,79 +73,26 @@ static const struct dev_pm_ops wm831x_spi_pm = {
.suspend = wm831x_spi_suspend,
};
static struct spi_driver wm8310_spi_driver = {
.driver = {
.name = "wm8310",
.bus = &spi_bus_type,
.owner = THIS_MODULE,
.pm = &wm831x_spi_pm,
},
.probe = wm831x_spi_probe,
.remove = __devexit_p(wm831x_spi_remove),
static const struct spi_device_id wm831x_spi_ids[] = {
{ "wm8310", WM8310 },
{ "wm8311", WM8311 },
{ "wm8312", WM8312 },
{ "wm8320", WM8320 },
{ "wm8321", WM8321 },
{ "wm8325", WM8325 },
{ "wm8326", WM8326 },
{ },
};
MODULE_DEVICE_TABLE(spi, wm831x_spi_id);
static struct spi_driver wm8311_spi_driver = {
static struct spi_driver wm831x_spi_driver = {
.driver = {
.name = "wm8311",
.bus = &spi_bus_type,
.owner = THIS_MODULE,
.pm = &wm831x_spi_pm,
},
.probe = wm831x_spi_probe,
.remove = __devexit_p(wm831x_spi_remove),
};
static struct spi_driver wm8312_spi_driver = {
.driver = {
.name = "wm8312",
.bus = &spi_bus_type,
.owner = THIS_MODULE,
.pm = &wm831x_spi_pm,
},
.probe = wm831x_spi_probe,
.remove = __devexit_p(wm831x_spi_remove),
};
static struct spi_driver wm8320_spi_driver = {
.driver = {
.name = "wm8320",
.bus = &spi_bus_type,
.owner = THIS_MODULE,
.pm = &wm831x_spi_pm,
},
.probe = wm831x_spi_probe,
.remove = __devexit_p(wm831x_spi_remove),
};
static struct spi_driver wm8321_spi_driver = {
.driver = {
.name = "wm8321",
.bus = &spi_bus_type,
.owner = THIS_MODULE,
.pm = &wm831x_spi_pm,
},
.probe = wm831x_spi_probe,
.remove = __devexit_p(wm831x_spi_remove),
};
static struct spi_driver wm8325_spi_driver = {
.driver = {
.name = "wm8325",
.bus = &spi_bus_type,
.owner = THIS_MODULE,
.pm = &wm831x_spi_pm,
},
.probe = wm831x_spi_probe,
.remove = __devexit_p(wm831x_spi_remove),
};
static struct spi_driver wm8326_spi_driver = {
.driver = {
.name = "wm8326",
.name = "wm831x",
.bus = &spi_bus_type,
.owner = THIS_MODULE,
.pm = &wm831x_spi_pm,
},
.id_table = wm831x_spi_ids,
.probe = wm831x_spi_probe,
.remove = __devexit_p(wm831x_spi_remove),
};
@ -171,33 +101,9 @@ static int __init wm831x_spi_init(void)
{
int ret;
ret = spi_register_driver(&wm8310_spi_driver);
ret = spi_register_driver(&wm831x_spi_driver);
if (ret != 0)
pr_err("Failed to register WM8310 SPI driver: %d\n", ret);
ret = spi_register_driver(&wm8311_spi_driver);
if (ret != 0)
pr_err("Failed to register WM8311 SPI driver: %d\n", ret);
ret = spi_register_driver(&wm8312_spi_driver);
if (ret != 0)
pr_err("Failed to register WM8312 SPI driver: %d\n", ret);
ret = spi_register_driver(&wm8320_spi_driver);
if (ret != 0)
pr_err("Failed to register WM8320 SPI driver: %d\n", ret);
ret = spi_register_driver(&wm8321_spi_driver);
if (ret != 0)
pr_err("Failed to register WM8321 SPI driver: %d\n", ret);
ret = spi_register_driver(&wm8325_spi_driver);
if (ret != 0)
pr_err("Failed to register WM8325 SPI driver: %d\n", ret);
ret = spi_register_driver(&wm8326_spi_driver);
if (ret != 0)
pr_err("Failed to register WM8326 SPI driver: %d\n", ret);
pr_err("Failed to register WM831x SPI driver: %d\n", ret);
return 0;
}
@ -205,13 +111,7 @@ subsys_initcall(wm831x_spi_init);
static void __exit wm831x_spi_exit(void)
{
spi_unregister_driver(&wm8326_spi_driver);
spi_unregister_driver(&wm8325_spi_driver);
spi_unregister_driver(&wm8321_spi_driver);
spi_unregister_driver(&wm8320_spi_driver);
spi_unregister_driver(&wm8312_spi_driver);
spi_unregister_driver(&wm8311_spi_driver);
spi_unregister_driver(&wm8310_spi_driver);
spi_unregister_driver(&wm831x_spi_driver);
}
module_exit(wm831x_spi_exit);