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path: root/drivers/mfd/mc13xxx-spi.c
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Diffstat (limited to 'drivers/mfd/mc13xxx-spi.c')
-rw-r--r--drivers/mfd/mc13xxx-spi.c15
1 files changed, 4 insertions, 11 deletions
diff --git a/drivers/mfd/mc13xxx-spi.c b/drivers/mfd/mc13xxx-spi.c
index 03df422..0bdb43a 100644
--- a/drivers/mfd/mc13xxx-spi.c
+++ b/drivers/mfd/mc13xxx-spi.c
@@ -119,17 +119,11 @@ static struct regmap_bus regmap_mc13xxx_bus = {
static int mc13xxx_spi_probe(struct spi_device *spi)
{
- const struct of_device_id *of_id;
- struct spi_driver *sdrv = to_spi_driver(spi->dev.driver);
struct mc13xxx *mc13xxx;
struct mc13xxx_platform_data *pdata = dev_get_platdata(&spi->dev);
int ret;
- of_id = of_match_device(mc13xxx_dt_ids, &spi->dev);
- if (of_id)
- sdrv->id_table = &mc13xxx_device_id[(enum mc13xxx_id) of_id->data];
-
- mc13xxx = kzalloc(sizeof(*mc13xxx), GFP_KERNEL);
+ mc13xxx = devm_kzalloc(&spi->dev, sizeof(*mc13xxx), GFP_KERNEL);
if (!mc13xxx)
return -ENOMEM;
@@ -139,15 +133,14 @@ static int mc13xxx_spi_probe(struct spi_device *spi)
mc13xxx->dev = &spi->dev;
mutex_init(&mc13xxx->lock);
- mc13xxx->regmap = regmap_init(&spi->dev, &regmap_mc13xxx_bus, &spi->dev,
- &mc13xxx_regmap_spi_config);
-
+ mc13xxx->regmap = devm_regmap_init(&spi->dev, &regmap_mc13xxx_bus,
+ &spi->dev,
+ &mc13xxx_regmap_spi_config);
if (IS_ERR(mc13xxx->regmap)) {
ret = PTR_ERR(mc13xxx->regmap);
dev_err(mc13xxx->dev, "Failed to initialize register map: %d\n",
ret);
dev_set_drvdata(&spi->dev, NULL);
- kfree(mc13xxx);
return ret;
}
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