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path: root/drivers/input/misc/twl6040-vibra.c
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Diffstat (limited to 'drivers/input/misc/twl6040-vibra.c')
-rw-r--r--drivers/input/misc/twl6040-vibra.c42
1 files changed, 24 insertions, 18 deletions
diff --git a/drivers/input/misc/twl6040-vibra.c b/drivers/input/misc/twl6040-vibra.c
index c34f6c0371c..c8a288ae1d5 100644
--- a/drivers/input/misc/twl6040-vibra.c
+++ b/drivers/input/misc/twl6040-vibra.c
@@ -251,7 +251,6 @@ static int twl6040_vibra_suspend(struct device *dev)
return 0;
}
-
#endif
static SIMPLE_DEV_PM_OPS(twl6040_vibra_pm_ops, twl6040_vibra_suspend, NULL);
@@ -259,13 +258,19 @@ static SIMPLE_DEV_PM_OPS(twl6040_vibra_pm_ops, twl6040_vibra_suspend, NULL);
static int __devinit twl6040_vibra_probe(struct platform_device *pdev)
{
struct twl6040_vibra_data *pdata = pdev->dev.platform_data;
- struct device_node *node = pdev->dev.of_node;
+ struct device *twl6040_core_dev = pdev->dev.parent;
+ struct device_node *twl6040_core_node = NULL;
struct vibra_info *info;
int vddvibl_uV = 0;
int vddvibr_uV = 0;
int ret;
- if (!pdata && !node) {
+#ifdef CONFIG_OF
+ twl6040_core_node = of_find_node_by_name(twl6040_core_dev->of_node,
+ "vibra");
+#endif
+
+ if (!pdata && !twl6040_core_node) {
dev_err(&pdev->dev, "platform_data not available\n");
return -EINVAL;
}
@@ -287,14 +292,18 @@ static int __devinit twl6040_vibra_probe(struct platform_device *pdev)
vddvibl_uV = pdata->vddvibl_uV;
vddvibr_uV = pdata->vddvibr_uV;
} else {
- of_property_read_u32(node, "vibldrv_res", &info->vibldrv_res);
- of_property_read_u32(node, "vibrdrv_res", &info->vibrdrv_res);
- of_property_read_u32(node, "viblmotor_res",
+ of_property_read_u32(twl6040_core_node, "ti,vibldrv-res",
+ &info->vibldrv_res);
+ of_property_read_u32(twl6040_core_node, "ti,vibrdrv-res",
+ &info->vibrdrv_res);
+ of_property_read_u32(twl6040_core_node, "ti,viblmotor-res",
&info->viblmotor_res);
- of_property_read_u32(node, "vibrmotor_res",
+ of_property_read_u32(twl6040_core_node, "ti,vibrmotor-res",
&info->vibrmotor_res);
- of_property_read_u32(node, "vddvibl_uV", &vddvibl_uV);
- of_property_read_u32(node, "vddvibr_uV", &vddvibr_uV);
+ of_property_read_u32(twl6040_core_node, "ti,vddvibl-uV",
+ &vddvibl_uV);
+ of_property_read_u32(twl6040_core_node, "ti,vddvibr-uV",
+ &vddvibr_uV);
}
if ((!info->vibldrv_res && !info->viblmotor_res) ||
@@ -351,8 +360,12 @@ static int __devinit twl6040_vibra_probe(struct platform_device *pdev)
info->supplies[0].supply = "vddvibl";
info->supplies[1].supply = "vddvibr";
- ret = regulator_bulk_get(info->dev, ARRAY_SIZE(info->supplies),
- info->supplies);
+ /*
+ * When booted with Device tree the regulators are attached to the
+ * parent device (twl6040 MFD core)
+ */
+ ret = regulator_bulk_get(pdata ? info->dev : twl6040_core_dev,
+ ARRAY_SIZE(info->supplies), info->supplies);
if (ret) {
dev_err(info->dev, "couldn't get regulators %d\n", ret);
goto err_regulator;
@@ -418,12 +431,6 @@ static int __devexit twl6040_vibra_remove(struct platform_device *pdev)
return 0;
}
-static const struct of_device_id twl6040_vibra_of_match[] = {
- {.compatible = "ti,twl6040-vibra", },
- { },
-};
-MODULE_DEVICE_TABLE(of, twl6040_vibra_of_match);
-
static struct platform_driver twl6040_vibra_driver = {
.probe = twl6040_vibra_probe,
.remove = __devexit_p(twl6040_vibra_remove),
@@ -431,7 +438,6 @@ static struct platform_driver twl6040_vibra_driver = {
.name = "twl6040-vibra",
.owner = THIS_MODULE,
.pm = &twl6040_vibra_pm_ops,
- .of_match_table = twl6040_vibra_of_match,
},
};
module_platform_driver(twl6040_vibra_driver);