diff options
Diffstat (limited to 'drivers/rtc/rtc-ds1307.c')
| -rw-r--r-- | drivers/rtc/rtc-ds1307.c | 23 |
1 files changed, 14 insertions, 9 deletions
diff --git a/drivers/rtc/rtc-ds1307.c b/drivers/rtc/rtc-ds1307.c index ecb7dbae9be9..821d9c089cdb 100644 --- a/drivers/rtc/rtc-ds1307.c +++ b/drivers/rtc/rtc-ds1307.c @@ -275,9 +275,13 @@ static s32 ds1307_native_smbus_write_block_data(const struct i2c_client *client, { u8 suboffset = 0; - if (length <= I2C_SMBUS_BLOCK_MAX) - return i2c_smbus_write_i2c_block_data(client, + if (length <= I2C_SMBUS_BLOCK_MAX) { + s32 retval = i2c_smbus_write_i2c_block_data(client, command, length, values); + if (retval < 0) + return retval; + return length; + } while (suboffset < length) { s32 retval = i2c_smbus_write_i2c_block_data(client, @@ -538,12 +542,8 @@ static int ds1337_set_alarm(struct device *dev, struct rtc_wkalrm *t) buf[5] = 0; buf[6] = 0; - /* optionally enable ALARM1 */ + /* disable alarms */ buf[7] = control & ~(DS1337_BIT_A1IE | DS1337_BIT_A2IE); - if (t->enabled) { - dev_dbg(dev, "alarm IRQ armed\n"); - buf[7] |= DS1337_BIT_A1IE; /* only ALARM1 is used */ - } buf[8] = status & ~(DS1337_BIT_A1I | DS1337_BIT_A2I); ret = ds1307->write_block_data(client, @@ -553,6 +553,13 @@ static int ds1337_set_alarm(struct device *dev, struct rtc_wkalrm *t) return ret; } + /* optionally enable ALARM1 */ + if (t->enabled) { + dev_dbg(dev, "alarm IRQ armed\n"); + buf[7] |= DS1337_BIT_A1IE; /* only ALARM1 is used */ + i2c_smbus_write_byte_data(client, DS1337_REG_CONTROL, buf[7]); + } + return 0; } @@ -1144,12 +1151,10 @@ static struct clk_init_data ds3231_clks_init[] = { [DS3231_CLK_SQW] = { .name = "ds3231_clk_sqw", .ops = &ds3231_clk_sqw_ops, - .flags = CLK_IS_ROOT, }, [DS3231_CLK_32KHZ] = { .name = "ds3231_clk_32khz", .ops = &ds3231_clk_32khz_ops, - .flags = CLK_IS_ROOT, }, }; |