diff options
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/staging/iio/gyro/Makefile | 1 | ||||
| -rw-r--r-- | drivers/staging/iio/gyro/adxrs450.c (renamed from drivers/staging/iio/gyro/adxrs450_core.c) | 58 | ||||
| -rw-r--r-- | drivers/staging/iio/gyro/adxrs450.h | 62 |
3 files changed, 57 insertions, 64 deletions
diff --git a/drivers/staging/iio/gyro/Makefile b/drivers/staging/iio/gyro/Makefile index ef3316171299..6b4e60ab743f 100644 --- a/drivers/staging/iio/gyro/Makefile +++ b/drivers/staging/iio/gyro/Makefile @@ -11,5 +11,4 @@ obj-$(CONFIG_ADIS16130) += adis16130.o adis16260-y := adis16260_core.o obj-$(CONFIG_ADIS16260) += adis16260.o -adxrs450-y := adxrs450_core.o obj-$(CONFIG_ADXRS450) += adxrs450.o diff --git a/drivers/staging/iio/gyro/adxrs450_core.c b/drivers/staging/iio/gyro/adxrs450.c index 714e3239d5d6..d9d43831c380 100644 --- a/drivers/staging/iio/gyro/adxrs450_core.c +++ b/drivers/staging/iio/gyro/adxrs450.c @@ -21,7 +21,63 @@ #include <linux/iio/iio.h> #include <linux/iio/sysfs.h> -#include "adxrs450.h" +#define ADXRS450_STARTUP_DELAY 50 /* ms */ + +/* The MSB for the spi commands */ +#define ADXRS450_SENSOR_DATA (0x20 << 24) +#define ADXRS450_WRITE_DATA (0x40 << 24) +#define ADXRS450_READ_DATA (0x80 << 24) + +#define ADXRS450_RATE1 0x00 /* Rate Registers */ +#define ADXRS450_TEMP1 0x02 /* Temperature Registers */ +#define ADXRS450_LOCST1 0x04 /* Low CST Memory Registers */ +#define ADXRS450_HICST1 0x06 /* High CST Memory Registers */ +#define ADXRS450_QUAD1 0x08 /* Quad Memory Registers */ +#define ADXRS450_FAULT1 0x0A /* Fault Registers */ +#define ADXRS450_PID1 0x0C /* Part ID Register 1 */ +#define ADXRS450_SNH 0x0E /* Serial Number Registers, 4 bytes */ +#define ADXRS450_SNL 0x10 +#define ADXRS450_DNC1 0x12 /* Dynamic Null Correction Registers */ +/* Check bits */ +#define ADXRS450_P 0x01 +#define ADXRS450_CHK 0x02 +#define ADXRS450_CST 0x04 +#define ADXRS450_PWR 0x08 +#define ADXRS450_POR 0x10 +#define ADXRS450_NVM 0x20 +#define ADXRS450_Q 0x40 +#define ADXRS450_PLL 0x80 +#define ADXRS450_UV 0x100 +#define ADXRS450_OV 0x200 +#define ADXRS450_AMP 0x400 +#define ADXRS450_FAIL 0x800 + +#define ADXRS450_WRERR_MASK (0x7 << 29) + +#define ADXRS450_MAX_RX 4 +#define ADXRS450_MAX_TX 4 + +#define ADXRS450_GET_ST(a) ((a >> 26) & 0x3) + +enum { + ID_ADXRS450, + ID_ADXRS453, +}; + +/** + * struct adxrs450_state - device instance specific data + * @us: actual spi_device + * @buf_lock: mutex to protect tx and rx + * @tx: transmit buffer + * @rx: receive buffer + **/ +struct adxrs450_state { + struct spi_device *us; + struct mutex buf_lock; + __be32 tx ____cacheline_aligned; + __be32 rx; + +}; /** * adxrs450_spi_read_reg_16() - read 2 bytes from a register pair diff --git a/drivers/staging/iio/gyro/adxrs450.h b/drivers/staging/iio/gyro/adxrs450.h deleted file mode 100644 index 97abea32f220..000000000000 --- a/drivers/staging/iio/gyro/adxrs450.h +++ /dev/null @@ -1,62 +0,0 @@ -#ifndef SPI_ADXRS450_H_ -#define SPI_ADXRS450_H_ - -#define ADXRS450_STARTUP_DELAY 50 /* ms */ - -/* The MSB for the spi commands */ -#define ADXRS450_SENSOR_DATA (0x20 << 24) -#define ADXRS450_WRITE_DATA (0x40 << 24) -#define ADXRS450_READ_DATA (0x80 << 24) - -#define ADXRS450_RATE1 0x00 /* Rate Registers */ -#define ADXRS450_TEMP1 0x02 /* Temperature Registers */ -#define ADXRS450_LOCST1 0x04 /* Low CST Memory Registers */ -#define ADXRS450_HICST1 0x06 /* High CST Memory Registers */ -#define ADXRS450_QUAD1 0x08 /* Quad Memory Registers */ -#define ADXRS450_FAULT1 0x0A /* Fault Registers */ -#define ADXRS450_PID1 0x0C /* Part ID Register 1 */ -#define ADXRS450_SNH 0x0E /* Serial Number Registers, 4 bytes */ -#define ADXRS450_SNL 0x10 -#define ADXRS450_DNC1 0x12 /* Dynamic Null Correction Registers */ -/* Check bits */ -#define ADXRS450_P 0x01 -#define ADXRS450_CHK 0x02 -#define ADXRS450_CST 0x04 -#define ADXRS450_PWR 0x08 -#define ADXRS450_POR 0x10 -#define ADXRS450_NVM 0x20 -#define ADXRS450_Q 0x40 -#define ADXRS450_PLL 0x80 -#define ADXRS450_UV 0x100 -#define ADXRS450_OV 0x200 -#define ADXRS450_AMP 0x400 -#define ADXRS450_FAIL 0x800 - -#define ADXRS450_WRERR_MASK (0x7 << 29) - -#define ADXRS450_MAX_RX 4 -#define ADXRS450_MAX_TX 4 - -#define ADXRS450_GET_ST(a) ((a >> 26) & 0x3) - -enum { - ID_ADXRS450, - ID_ADXRS453, -}; - -/** - * struct adxrs450_state - device instance specific data - * @us: actual spi_device - * @buf_lock: mutex to protect tx and rx - * @tx: transmit buffer - * @rx: receive buffer - **/ -struct adxrs450_state { - struct spi_device *us; - struct mutex buf_lock; - __be32 tx ____cacheline_aligned; - __be32 rx; - -}; - -#endif /* SPI_ADXRS450_H_ */ |