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iio:adc:ad5504: Use BIT() and GENMASK() macros

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Signed-off-by: Peter Meerwald <pmeerw@pmeerw.net>
Acked-by: Lars-Peter Clausen <lars@metafoo.de>
Signed-off-by: Jonathan Cameron <jic23@kernel.org>
This commit is contained in:
Peter Meerwald 2014-12-06 06:00:00 +00:00 committed by Jonathan Cameron
parent ff96bf519a
commit a476bc02eb
1 changed files with 5 additions and 6 deletions
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11
drivers/iio/dac/ad5504.c
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@ -15,17 +15,16 @@
#include <linux/sysfs.h>
#include <linux/regulator/consumer.h>
#include <linux/module.h>
#include <linux/bitops.h>
#include <linux/iio/iio.h>
#include <linux/iio/sysfs.h>
#include <linux/iio/events.h>
#include <linux/iio/dac/ad5504.h>
#define AD5505_BITS 12
#define AD5504_RES_MASK ((1 << (AD5505_BITS)) - 1)
#define AD5504_CMD_READ (1 << 15)
#define AD5504_CMD_WRITE (0 << 15)
#define AD5504_RES_MASK GENMASK(11, 0)
#define AD5504_CMD_READ BIT(15)
#define AD5504_CMD_WRITE 0
#define AD5504_ADDR(addr) ((addr) << 12)
/* Registers */
@ -42,7 +41,7 @@
/**
* struct ad5446_state - driver instance specific data
* @us: spi_device
* @spi: spi_device
* @reg: supply regulator
* @vref_mv: actual reference voltage used
* @pwr_down_mask power down mask