Modify the fixed regulator driver to extract fixed_voltage_config from
device tree when passed, instead of getting it through platform_data
structures (on non-DT builds)
Signed-off-by: Rajendra Nayak <rnayak@xxxxxx>
---
drivers/regulator/fixed.c | 18 +++++++++++++++++-
1 files changed, 17 insertions(+), 1 deletions(-)
diff --git a/drivers/regulator/fixed.c b/drivers/regulator/fixed.c
index c09f791..0a9a10d 100644
--- a/drivers/regulator/fixed.c
+++ b/drivers/regulator/fixed.c
@@ -140,10 +140,15 @@ static struct regulator_ops fixed_voltage_ops = {
static int __devinit reg_fixed_voltage_probe(struct platform_device *pdev)
{
- struct fixed_voltage_config *config = pdev->dev.platform_data;
+ struct fixed_voltage_config *config;
struct fixed_voltage_data *drvdata;
int ret;
+ if (pdev->dev.of_node)
+ config = of_get_fixed_voltage_config(&pdev->dev);
+ else
+ config = pdev->dev.platform_data;
+
drvdata = kzalloc(sizeof(struct fixed_voltage_data), GFP_KERNEL);
if (drvdata == NULL) {
dev_err(&pdev->dev, "Failed to allocate device data\n");
@@ -252,12 +257,23 @@ static int __devexit reg_fixed_voltage_remove(struct platform_device *pdev)
return 0;
}
+#if defined(CONFIG_OF)
+static const struct of_device_id fixed_of_match[] __devinitconst = {
+ { .compatible = "regulator-fixed", },
+ {},
+};
+MODULE_DEVICE_TABLE(of, fixed_of_match);
+#else
+#define fixed_of_match NULL
+#endif
+
static struct platform_driver regulator_fixed_voltage_driver = {
.probe = reg_fixed_voltage_probe,
.remove = __devexit_p(reg_fixed_voltage_remove),
.driver = {
.name = "reg-fixed-voltage",
.owner = THIS_MODULE,
+ .of_match_table = fixed_of_match,
},
};
--
1.7.1
--
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