diff options
Diffstat (limited to 'drivers/rtc/rtc-rx8581.c')
| -rw-r--r-- | drivers/rtc/rtc-rx8581.c | 33 |
1 files changed, 15 insertions, 18 deletions
diff --git a/drivers/rtc/rtc-rx8581.c b/drivers/rtc/rtc-rx8581.c index a91fbb86a110..0a70f1ac5cc2 100644 --- a/drivers/rtc/rtc-rx8581.c +++ b/drivers/rtc/rtc-rx8581.c @@ -59,8 +59,6 @@ struct rx8581 { u8 length, const u8 *values); }; -static struct i2c_driver rx8581_driver; - static int rx8581_read_block_data(const struct i2c_client *client, u8 command, u8 length, u8 *values) { @@ -107,7 +105,7 @@ static int rx8581_rtc_read_time(struct device *dev, struct rtc_time *tm) */ data = i2c_smbus_read_byte_data(client, RX8581_REG_FLAG); if (data < 0) { - dev_err(&client->dev, "Unable to read device flags\n"); + dev_err(dev, "Unable to read device flags\n"); return -EIO; } @@ -117,7 +115,7 @@ static int rx8581_rtc_read_time(struct device *dev, struct rtc_time *tm) err = i2c_smbus_write_byte_data(client, RX8581_REG_FLAG, (data & ~RX8581_FLAG_UF)); if (err != 0) { - dev_err(&client->dev, "Unable to write device flags\n"); + dev_err(dev, "Unable to write device flags\n"); return -EIO; } } @@ -126,24 +124,23 @@ static int rx8581_rtc_read_time(struct device *dev, struct rtc_time *tm) err = rx8581->read_block_data(client, RX8581_REG_SC, 7, date); if (err < 0) { - dev_err(&client->dev, "Unable to read date\n"); + dev_err(dev, "Unable to read date\n"); return -EIO; } /* Check flag register */ data = i2c_smbus_read_byte_data(client, RX8581_REG_FLAG); if (data < 0) { - dev_err(&client->dev, "Unable to read device flags\n"); + dev_err(dev, "Unable to read device flags\n"); return -EIO; } } while (data & RX8581_FLAG_UF); if (data & RX8581_FLAG_VLF) - dev_info(&client->dev, + dev_info(dev, "low voltage detected, date/time is not reliable.\n"); - dev_dbg(&client->dev, - "%s: raw data is sec=%02x, min=%02x, hr=%02x, " + dev_dbg(dev, "%s: raw data is sec=%02x, min=%02x, hr=%02x, " "wday=%02x, mday=%02x, mon=%02x, year=%02x\n", __func__, date[0], date[1], date[2], date[3], date[4], date[5], date[6]); @@ -156,7 +153,7 @@ static int rx8581_rtc_read_time(struct device *dev, struct rtc_time *tm) tm->tm_mon = bcd2bin(date[RX8581_REG_MO] & 0x1F) - 1; /* rtc mn 1-12 */ tm->tm_year = bcd2bin(date[RX8581_REG_YR]) + 100; - dev_dbg(&client->dev, "%s: tm is secs=%d, mins=%d, hours=%d, " + dev_dbg(dev, "%s: tm is secs=%d, mins=%d, hours=%d, " "mday=%d, mon=%d, year=%d, wday=%d\n", __func__, tm->tm_sec, tm->tm_min, tm->tm_hour, @@ -172,7 +169,7 @@ static int rx8581_rtc_set_time(struct device *dev, struct rtc_time *tm) unsigned char buf[7]; struct rx8581 *rx8581 = i2c_get_clientdata(client); - dev_dbg(&client->dev, "%s: secs=%d, mins=%d, hours=%d, " + dev_dbg(dev, "%s: secs=%d, mins=%d, hours=%d, " "mday=%d, mon=%d, year=%d, wday=%d\n", __func__, tm->tm_sec, tm->tm_min, tm->tm_hour, @@ -195,49 +192,49 @@ static int rx8581_rtc_set_time(struct device *dev, struct rtc_time *tm) /* Stop the clock */ data = i2c_smbus_read_byte_data(client, RX8581_REG_CTRL); if (data < 0) { - dev_err(&client->dev, "Unable to read control register\n"); + dev_err(dev, "Unable to read control register\n"); return -EIO; } err = i2c_smbus_write_byte_data(client, RX8581_REG_CTRL, (data | RX8581_CTRL_STOP)); if (err < 0) { - dev_err(&client->dev, "Unable to write control register\n"); + dev_err(dev, "Unable to write control register\n"); return -EIO; } /* write register's data */ err = rx8581->write_block_data(client, RX8581_REG_SC, 7, buf); if (err < 0) { - dev_err(&client->dev, "Unable to write to date registers\n"); + dev_err(dev, "Unable to write to date registers\n"); return -EIO; } /* get VLF and clear it */ data = i2c_smbus_read_byte_data(client, RX8581_REG_FLAG); if (data < 0) { - dev_err(&client->dev, "Unable to read flag register\n"); + dev_err(dev, "Unable to read flag register\n"); return -EIO; } err = i2c_smbus_write_byte_data(client, RX8581_REG_FLAG, (data & ~(RX8581_FLAG_VLF))); if (err != 0) { - dev_err(&client->dev, "Unable to write flag register\n"); + dev_err(dev, "Unable to write flag register\n"); return -EIO; } /* Restart the clock */ data = i2c_smbus_read_byte_data(client, RX8581_REG_CTRL); if (data < 0) { - dev_err(&client->dev, "Unable to read control register\n"); + dev_err(dev, "Unable to read control register\n"); return -EIO; } err = i2c_smbus_write_byte_data(client, RX8581_REG_CTRL, (data & ~(RX8581_CTRL_STOP))); if (err != 0) { - dev_err(&client->dev, "Unable to write control register\n"); + dev_err(dev, "Unable to write control register\n"); return -EIO; } |