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yaml
---
r: 337999
b: refs/heads/master
c: 511fb29
h: refs/heads/master
i:
  337997: 8edb2d2
  337995: 95d09f0
  337991: 3da4d0e
  337983: 53277b3
v: v3
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Lars-Peter Clausen authored and Jonathan Cameron committed Nov 19, 2012
1 parent 0351b80 commit 31fed06
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Showing 7 changed files with 75 additions and 700 deletions.
2 changes: 1 addition & 1 deletion [refs]
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@@ -1,2 +1,2 @@
---
refs/heads/master: 5bd22f516e43617edc80c56c9e4c44426aa36a2f
refs/heads/master: 511fb29e351ae90b0ad7341f3729468003449ac4
4 changes: 2 additions & 2 deletions trunk/drivers/staging/iio/accel/Kconfig
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Expand Up @@ -33,8 +33,8 @@ config ADIS16204
config ADIS16209
tristate "Analog Devices ADIS16209 Dual-Axis Digital Inclinometer and Accelerometer"
depends on SPI
select IIO_TRIGGER if IIO_BUFFER
select IIO_SW_RING if IIO_BUFFER
select IIO_ADIS_LIB
select IIO_ADIS_LIB_BUFFER if IIO_BUFFER
help
Say yes here to build support for Analog Devices adis16209 dual-axis digital inclinometer
and accelerometer.
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1 change: 0 additions & 1 deletion trunk/drivers/staging/iio/accel/Makefile
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Expand Up @@ -12,7 +12,6 @@ adis16204-y := adis16204_core.o
obj-$(CONFIG_ADIS16204) += adis16204.o

adis16209-y := adis16209_core.o
adis16209-$(CONFIG_IIO_BUFFER) += adis16209_ring.o adis16209_trigger.o
obj-$(CONFIG_ADIS16209) += adis16209.o

adis16220-y := adis16220_core.o
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77 changes: 5 additions & 72 deletions trunk/drivers/staging/iio/accel/adis16209.h
Original file line number Diff line number Diff line change
Expand Up @@ -3,9 +3,6 @@

#define ADIS16209_STARTUP_DELAY 220 /* ms */

#define ADIS16209_READ_REG(a) a
#define ADIS16209_WRITE_REG(a) ((a) | 0x80)

/* Flash memory write count */
#define ADIS16209_FLASH_CNT 0x00
/* Output, power supply */
Expand Down Expand Up @@ -61,8 +58,6 @@
/* Operation, system command register */
#define ADIS16209_GLOB_CMD 0x3E

#define ADIS16209_OUTPUTS 8

/* MSC_CTRL */
/* Self-test at power-on: 1 = disabled, 0 = enabled */
#define ADIS16209_MSC_CTRL_PWRUP_SELF_TEST (1 << 10)
Expand All @@ -81,44 +76,23 @@
/* Alarm 1 status: 1 = alarm active, 0 = alarm inactive */
#define ADIS16209_DIAG_STAT_ALARM1 (1<<8)
/* Self-test diagnostic error flag: 1 = error condition, 0 = normal operation */
#define ADIS16209_DIAG_STAT_SELFTEST_FAIL (1<<5)
#define ADIS16209_DIAG_STAT_SELFTEST_FAIL_BIT 5
/* SPI communications failure */
#define ADIS16209_DIAG_STAT_SPI_FAIL (1<<3)
#define ADIS16209_DIAG_STAT_SPI_FAIL_BIT 3
/* Flash update failure */
#define ADIS16209_DIAG_STAT_FLASH_UPT (1<<2)
#define ADIS16209_DIAG_STAT_FLASH_UPT_BIT 2
/* Power supply above 3.625 V */
#define ADIS16209_DIAG_STAT_POWER_HIGH (1<<1)
#define ADIS16209_DIAG_STAT_POWER_HIGH_BIT 1
/* Power supply below 3.15 V */
#define ADIS16209_DIAG_STAT_POWER_LOW (1<<0)
#define ADIS16209_DIAG_STAT_POWER_LOW_BIT 0

/* GLOB_CMD */
#define ADIS16209_GLOB_CMD_SW_RESET (1<<7)
#define ADIS16209_GLOB_CMD_CLEAR_STAT (1<<4)
#define ADIS16209_GLOB_CMD_FACTORY_CAL (1<<1)

#define ADIS16209_MAX_TX 24
#define ADIS16209_MAX_RX 24

#define ADIS16209_ERROR_ACTIVE (1<<14)

/**
* struct adis16209_state - device instance specific data
* @us: actual spi_device
* @trig: data ready trigger registered with iio
* @tx: transmit buffer
* @rx: receive buffer
* @buf_lock: mutex to protect tx and rx
**/
struct adis16209_state {
struct spi_device *us;
struct iio_trigger *trig;
struct mutex buf_lock;
u8 tx[ADIS16209_MAX_TX] ____cacheline_aligned;
u8 rx[ADIS16209_MAX_RX];
};

int adis16209_set_irq(struct iio_dev *indio_dev, bool enable);

#define ADIS16209_SCAN_SUPPLY 0
#define ADIS16209_SCAN_ACC_X 1
#define ADIS16209_SCAN_ACC_Y 2
Expand All @@ -128,45 +102,4 @@ int adis16209_set_irq(struct iio_dev *indio_dev, bool enable);
#define ADIS16209_SCAN_INCLI_Y 6
#define ADIS16209_SCAN_ROT 7

#ifdef CONFIG_IIO_BUFFER

void adis16209_remove_trigger(struct iio_dev *indio_dev);
int adis16209_probe_trigger(struct iio_dev *indio_dev);

ssize_t adis16209_read_data_from_ring(struct device *dev,
struct device_attribute *attr,
char *buf);

int adis16209_configure_ring(struct iio_dev *indio_dev);
void adis16209_unconfigure_ring(struct iio_dev *indio_dev);

#else /* CONFIG_IIO_BUFFER */

static inline void adis16209_remove_trigger(struct iio_dev *indio_dev)
{
}

static inline int adis16209_probe_trigger(struct iio_dev *indio_dev)
{
return 0;
}

static inline ssize_t
adis16209_read_data_from_ring(struct device *dev,
struct device_attribute *attr,
char *buf)
{
return 0;
}

static int adis16209_configure_ring(struct iio_dev *indio_dev)
{
return 0;
}

static inline void adis16209_unconfigure_ring(struct iio_dev *indio_dev)
{
}

#endif /* CONFIG_IIO_BUFFER */
#endif /* SPI_ADIS16209_H_ */
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