diff options
| author | Lars-Peter Clausen <lars@metafoo.de> | 2011-11-15 16:31:22 +0100 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@suse.de> | 2011-11-26 16:46:57 -0800 |
| commit | 33ad6b21f6fc8c113532b67856862deeec21e929 (patch) | |
| tree | 4e9ad773e55759c341fd63be4f59483858b3b3f0 /drivers/staging/iio/dac/ad5446.h | |
| parent | 73aaf63c5eceae44cda77ce982ec2b140ffbbb02 (diff) | |
staging:iio:dac:ad5446: Convert to channel spec
Signed-off-by: Lars-Peter Clausen <lars@metafoo.de>
Acked-by: Jonathan Cameron <jic23@cam.ac.uk>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Diffstat (limited to 'drivers/staging/iio/dac/ad5446.h')
| -rw-r--r-- | drivers/staging/iio/dac/ad5446.h | 10 |
1 files changed, 2 insertions, 8 deletions
diff --git a/drivers/staging/iio/dac/ad5446.h b/drivers/staging/iio/dac/ad5446.h index 7118d653ac3e..4ea3476fb065 100644 --- a/drivers/staging/iio/dac/ad5446.h +++ b/drivers/staging/iio/dac/ad5446.h @@ -25,8 +25,6 @@ #define AD5660_PWRDWN_100k (0x2 << 16) /* Power-down: 100kOhm to GND */ #define AD5660_PWRDWN_TRISTATE (0x3 << 16) /* Power-down: Three-state */ -#define RES_MASK(bits) ((1 << (bits)) - 1) - #define MODE_PWRDWN_1k 0x1 #define MODE_PWRDWN_100k 0x2 #define MODE_PWRDWN_TRISTATE 0x3 @@ -62,18 +60,14 @@ struct ad5446_state { /** * struct ad5446_chip_info - chip specific information - * @bits: accuracy of the DAC in bits - * @storagebits: number of bits written to the DAC - * @left_shift: number of bits the datum must be shifted + * @channel: channel spec for the DAC * @int_vref_mv: AD5620/40/60: the internal reference voltage * @store_sample: chip specific helper function to store the datum * @store_sample: chip specific helper function to store the powerpown cmd */ struct ad5446_chip_info { - u8 bits; - u8 storagebits; - u8 left_shift; + struct iio_chan_spec channel; u16 int_vref_mv; void (*store_sample) (struct ad5446_state *st, unsigned val); void (*store_pwr_down) (struct ad5446_state *st, unsigned mode); |