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path: root/drivers/spi/spi-sc18is602.c
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Diffstat (limited to 'drivers/spi/spi-sc18is602.c')
-rw-r--r--drivers/spi/spi-sc18is602.c24
1 files changed, 2 insertions, 22 deletions
diff --git a/drivers/spi/spi-sc18is602.c b/drivers/spi/spi-sc18is602.c
index 9eda21d739c6..121c2e1dea36 100644
--- a/drivers/spi/spi-sc18is602.c
+++ b/drivers/spi/spi-sc18is602.c
@@ -183,18 +183,11 @@ static int sc18is602_setup_transfer(struct sc18is602 *hw, u32 hz, u8 mode)
static int sc18is602_check_transfer(struct spi_device *spi,
struct spi_transfer *t, int tlen)
{
- int bpw;
uint32_t hz;
if (t && t->len + tlen > SC18IS602_BUFSIZ)
return -EINVAL;
- bpw = spi->bits_per_word;
- if (t && t->bits_per_word)
- bpw = t->bits_per_word;
- if (bpw != 8)
- return -EINVAL;
-
hz = spi->max_speed_hz;
if (t && t->speed_hz)
hz = t->speed_hz;
@@ -254,9 +247,6 @@ error:
static int sc18is602_setup(struct spi_device *spi)
{
- if (!spi->bits_per_word)
- spi->bits_per_word = 8;
-
if (spi->mode & ~(SPI_CPHA | SPI_CPOL | SPI_LSB_FIRST))
return -EINVAL;
@@ -315,11 +305,12 @@ static int sc18is602_probe(struct i2c_client *client,
}
master->bus_num = client->adapter->nr;
master->mode_bits = SPI_CPHA | SPI_CPOL | SPI_LSB_FIRST;
+ master->bits_per_word_mask = SPI_BPW_MASK(8);
master->setup = sc18is602_setup;
master->transfer_one_message = sc18is602_transfer_one;
master->dev.of_node = np;
- error = spi_register_master(master);
+ error = devm_spi_register_master(dev, master);
if (error)
goto error_reg;
@@ -330,16 +321,6 @@ error_reg:
return error;
}
-static int sc18is602_remove(struct i2c_client *client)
-{
- struct sc18is602 *hw = i2c_get_clientdata(client);
- struct spi_master *master = hw->master;
-
- spi_unregister_master(master);
-
- return 0;
-}
-
static const struct i2c_device_id sc18is602_id[] = {
{ "sc18is602", sc18is602 },
{ "sc18is602b", sc18is602b },
@@ -353,7 +334,6 @@ static struct i2c_driver sc18is602_driver = {
.name = "sc18is602",
},
.probe = sc18is602_probe,
- .remove = sc18is602_remove,
.id_table = sc18is602_id,
};