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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.c20
1 files changed, 6 insertions, 14 deletions
diff --git a/drivers/mfd/mc13xxx-spi.c b/drivers/mfd/mc13xxx-spi.c
index 5f14ef6693c2..38ab67829791 100644
--- a/drivers/mfd/mc13xxx-spi.c
+++ b/drivers/mfd/mc13xxx-spi.c
@@ -13,7 +13,6 @@
#include <linux/slab.h>
#include <linux/module.h>
#include <linux/platform_device.h>
-#include <linux/mutex.h>
#include <linux/interrupt.h>
#include <linux/mfd/core.h>
#include <linux/mfd/mc13xxx.h>
@@ -129,27 +128,24 @@ static struct regmap_bus regmap_mc13xxx_bus = {
static int mc13xxx_spi_probe(struct spi_device *spi)
{
struct mc13xxx *mc13xxx;
- struct mc13xxx_platform_data *pdata = dev_get_platdata(&spi->dev);
int ret;
mc13xxx = devm_kzalloc(&spi->dev, sizeof(*mc13xxx), GFP_KERNEL);
if (!mc13xxx)
return -ENOMEM;
- spi_set_drvdata(spi, mc13xxx);
+ dev_set_drvdata(&spi->dev, mc13xxx);
+
spi->mode = SPI_MODE_0 | SPI_CS_HIGH;
- mc13xxx->dev = &spi->dev;
- mutex_init(&mc13xxx->lock);
+ mc13xxx->irq = spi->irq;
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);
- spi_set_drvdata(spi, NULL);
+ dev_err(&spi->dev, "Failed to initialize regmap: %d\n", ret);
return ret;
}
@@ -164,16 +160,12 @@ static int mc13xxx_spi_probe(struct spi_device *spi)
mc13xxx->variant = (void *)id_entry->driver_data;
}
- return mc13xxx_common_init(mc13xxx, pdata, spi->irq);
+ return mc13xxx_common_init(&spi->dev);
}
static int mc13xxx_spi_remove(struct spi_device *spi)
{
- struct mc13xxx *mc13xxx = spi_get_drvdata(spi);
-
- mc13xxx_common_cleanup(mc13xxx);
-
- return 0;
+ return mc13xxx_common_exit(&spi->dev);
}
static struct spi_driver mc13xxx_spi_driver = {