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path: root/drivers/mfd/htc-pasic3.c
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Diffstat (limited to 'drivers/mfd/htc-pasic3.c')
-rw-r--r--drivers/mfd/htc-pasic3.c37
1 files changed, 12 insertions, 25 deletions
diff --git a/drivers/mfd/htc-pasic3.c b/drivers/mfd/htc-pasic3.c
index 7bc752272dc..e88d4f6fef4 100644
--- a/drivers/mfd/htc-pasic3.c
+++ b/drivers/mfd/htc-pasic3.c
@@ -99,6 +99,7 @@ static int ds1wm_disable(struct platform_device *pdev)
static struct ds1wm_driver_data ds1wm_pdata = {
.active_high = 0,
+ .reset_recover_delay = 1,
};
static struct resource ds1wm_resources[] __initdata = {
@@ -113,18 +114,19 @@ static struct resource ds1wm_resources[] __initdata = {
},
};
-static struct mfd_cell ds1wm_cell __initdata = {
+static const struct mfd_cell ds1wm_cell __initconst = {
.name = "ds1wm",
.enable = ds1wm_enable,
.disable = ds1wm_disable,
- .driver_data = &ds1wm_pdata,
+ .platform_data = &ds1wm_pdata,
+ .pdata_size = sizeof(ds1wm_pdata),
.num_resources = 2,
.resources = ds1wm_resources,
};
static int __init pasic3_probe(struct platform_device *pdev)
{
- struct pasic3_platform_data *pdata = pdev->dev.platform_data;
+ struct pasic3_platform_data *pdata = dev_get_platdata(&pdev->dev);
struct device *dev = &pdev->dev;
struct pasic3_data *asic;
struct resource *r;
@@ -145,7 +147,7 @@ static int __init pasic3_probe(struct platform_device *pdev)
if (!request_mem_region(r->start, resource_size(r), "pasic3"))
return -EBUSY;
- asic = kzalloc(sizeof(struct pasic3_data), GFP_KERNEL);
+ asic = devm_kzalloc(dev, sizeof(struct pasic3_data), GFP_KERNEL);
if (!asic)
return -ENOMEM;
@@ -154,7 +156,6 @@ static int __init pasic3_probe(struct platform_device *pdev)
asic->mapping = ioremap(r->start, resource_size(r));
if (!asic->mapping) {
dev_err(dev, "couldn't ioremap PASIC3\n");
- kfree(asic);
return -ENOMEM;
}
@@ -165,19 +166,17 @@ static int __init pasic3_probe(struct platform_device *pdev)
ds1wm_pdata.clock_rate = pdata->clock_rate;
/* the first 5 PASIC3 registers control the DS1WM */
ds1wm_resources[0].end = (5 << asic->bus_shift) - 1;
- ds1wm_cell.platform_data = &ds1wm_cell;
- ds1wm_cell.data_size = sizeof(ds1wm_cell);
ret = mfd_add_devices(&pdev->dev, pdev->id,
- &ds1wm_cell, 1, r, irq);
+ &ds1wm_cell, 1, r, irq, NULL);
if (ret < 0)
dev_warn(dev, "failed to register DS1WM\n");
}
if (pdata && pdata->led_pdata) {
- led_cell.driver_data = pdata->led_pdata;
- led_cell.platform_data = &led_cell;
- led_cell.data_size = sizeof(ds1wm_cell);
- ret = mfd_add_devices(&pdev->dev, pdev->id, &led_cell, 1, r, 0);
+ led_cell.platform_data = pdata->led_pdata;
+ led_cell.pdata_size = sizeof(struct pasic3_leds_machinfo);
+ ret = mfd_add_devices(&pdev->dev, pdev->id, &led_cell, 1, r,
+ 0, NULL);
if (ret < 0)
dev_warn(dev, "failed to register LED device\n");
}
@@ -195,7 +194,6 @@ static int pasic3_remove(struct platform_device *pdev)
iounmap(asic->mapping);
r = platform_get_resource(pdev, IORESOURCE_MEM, 0);
release_mem_region(r->start, resource_size(r));
- kfree(asic);
return 0;
}
@@ -208,18 +206,7 @@ static struct platform_driver pasic3_driver = {
.remove = pasic3_remove,
};
-static int __init pasic3_base_init(void)
-{
- return platform_driver_probe(&pasic3_driver, pasic3_probe);
-}
-
-static void __exit pasic3_base_exit(void)
-{
- platform_driver_unregister(&pasic3_driver);
-}
-
-module_init(pasic3_base_init);
-module_exit(pasic3_base_exit);
+module_platform_driver_probe(pasic3_driver, pasic3_probe);
MODULE_AUTHOR("Philipp Zabel <philipp.zabel@gmail.com>");
MODULE_DESCRIPTION("Core driver for HTC PASIC3");