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Message-ID: <1408516869-6099-1-git-send-email-sanjeev_sharma@mentor.com>
Date: Wed, 20 Aug 2014 12:11:09 +0530
From: Sanjeev Sharma <sanjeev_sharma@...tor.com>
To: <jic23@...nel.org>, <gregkh@...uxfoundation.org>
CC: <linux-kernel@...r.kernel.org>, <linux-iio@...r.kernel.org>,
<devel@...verdev.osuosl.org>,
Sanjeev Sharma <sanjeev_sharma@...tor.com>,
Sanjeev Sharma <Sanjeev_Sharma@...tor.com>
Subject: [PATCH] staging:iio: moved platform_data into include/linux/iio
This is a patch to the iio which will move all platform_data
into include/linux/iio.
Signed-off-by: Sanjeev Sharma <Sanjeev_Sharma@...tor.com>
---
drivers/staging/iio/adc/ad7192.c | 3 +-
drivers/staging/iio/adc/ad7192.h | 47 ---------
drivers/staging/iio/adc/ad7280a.c | 3 +-
drivers/staging/iio/adc/ad7280a.h | 38 -------
drivers/staging/iio/adc/ad7606.h | 104 -------------------
drivers/staging/iio/adc/ad7606_core.c | 3 +-
drivers/staging/iio/adc/ad7606_par.c | 2 +-
drivers/staging/iio/adc/ad7606_ring.c | 3 +-
drivers/staging/iio/adc/ad7606_spi.c | 2 +-
drivers/staging/iio/adc/ad7780.c | 3 +-
drivers/staging/iio/adc/ad7780.h | 30 ------
drivers/staging/iio/cdc/ad7746.c | 3 +-
drivers/staging/iio/cdc/ad7746.h | 29 ------
drivers/staging/iio/frequency/ad9832.c | 3 +-
drivers/staging/iio/frequency/ad9832.h | 126 ------------------------
drivers/staging/iio/frequency/ad9834.c | 3 +-
drivers/staging/iio/frequency/ad9834.h | 112 ---------------------
drivers/staging/iio/impedance-analyzer/ad5933.c | 3 +-
drivers/staging/iio/impedance-analyzer/ad5933.h | 28 ------
include/linux/iio/adc/ad7192.h | 43 ++++++++
include/linux/iio/adc/ad7280a.h | 34 +++++++
include/linux/iio/adc/ad7606.h | 100 +++++++++++++++++++
include/linux/iio/adc/ad7780.h | 26 +++++
include/linux/iio/cdc/ad7746.h | 25 +++++
include/linux/iio/frequency/ad9832.h | 122 +++++++++++++++++++++++
include/linux/iio/frequency/ad9834.h | 107 ++++++++++++++++++++
include/linux/iio/impedance-analyzer/ad5933.h | 28 ++++++
27 files changed, 496 insertions(+), 534 deletions(-)
delete mode 100644 drivers/staging/iio/adc/ad7192.h
delete mode 100644 drivers/staging/iio/adc/ad7280a.h
delete mode 100644 drivers/staging/iio/adc/ad7606.h
delete mode 100644 drivers/staging/iio/adc/ad7780.h
delete mode 100644 drivers/staging/iio/cdc/ad7746.h
delete mode 100644 drivers/staging/iio/frequency/ad9832.h
delete mode 100644 drivers/staging/iio/frequency/ad9834.h
delete mode 100644 drivers/staging/iio/impedance-analyzer/ad5933.h
create mode 100644 include/linux/iio/adc/ad7192.h
create mode 100644 include/linux/iio/adc/ad7280a.h
create mode 100644 include/linux/iio/adc/ad7606.h
create mode 100644 include/linux/iio/adc/ad7780.h
create mode 100644 include/linux/iio/cdc/ad7746.h
create mode 100644 include/linux/iio/frequency/ad9832.h
create mode 100644 include/linux/iio/frequency/ad9834.h
create mode 100644 include/linux/iio/impedance-analyzer/ad5933.h
diff --git a/drivers/staging/iio/adc/ad7192.c b/drivers/staging/iio/adc/ad7192.c
index 83bb44b..44216ce 100644
--- a/drivers/staging/iio/adc/ad7192.c
+++ b/drivers/staging/iio/adc/ad7192.c
@@ -24,8 +24,7 @@
#include <linux/iio/trigger_consumer.h>
#include <linux/iio/triggered_buffer.h>
#include <linux/iio/adc/ad_sigma_delta.h>
-
-#include "ad7192.h"
+#include <linux/iio/adc/ad7192.h>
/* Registers */
#define AD7192_REG_COMM 0 /* Communications Register (WO, 8-bit) */
diff --git a/drivers/staging/iio/adc/ad7192.h b/drivers/staging/iio/adc/ad7192.h
deleted file mode 100644
index a0a5b61..0000000
--- a/drivers/staging/iio/adc/ad7192.h
+++ /dev/null
@@ -1,47 +0,0 @@
-/*
- * AD7190 AD7192 AD7195 SPI ADC driver
- *
- * Copyright 2011 Analog Devices Inc.
- *
- * Licensed under the GPL-2.
- */
-#ifndef IIO_ADC_AD7192_H_
-#define IIO_ADC_AD7192_H_
-
-/*
- * TODO: struct ad7192_platform_data needs to go into include/linux/iio
- */
-
-/**
- * struct ad7192_platform_data - platform/board specific information
- * @vref_mv: the external reference voltage in millivolt
- * @clock_source_sel: [0..3]
- * 0 External 4.92 MHz clock connected from MCLK1 to MCLK2
- * 1 External Clock applied to MCLK2
- * 2 Internal 4.92 MHz Clock not available at the MCLK2 pin
- * 3 Internal 4.92 MHz Clock available at the MCLK2 pin
- * @ext_clk_Hz: the external clock frequency in Hz, if not set
- * the driver uses the internal clock (16.776 MHz)
- * @refin2_en: REFIN1/REFIN2 Reference Select (AD7190/2 only)
- * @rej60_en: 50/60Hz notch filter enable
- * @sinc3_en: SINC3 filter enable (default SINC4)
- * @chop_en: CHOP mode enable
- * @buf_en: buffered input mode enable
- * @unipolar_en: unipolar mode enable
- * @burnout_curr_en: constant current generators on AIN(+|-) enable
- */
-
-struct ad7192_platform_data {
- u16 vref_mv;
- u8 clock_source_sel;
- u32 ext_clk_Hz;
- bool refin2_en;
- bool rej60_en;
- bool sinc3_en;
- bool chop_en;
- bool buf_en;
- bool unipolar_en;
- bool burnout_curr_en;
-};
-
-#endif /* IIO_ADC_AD7192_H_ */
diff --git a/drivers/staging/iio/adc/ad7280a.c b/drivers/staging/iio/adc/ad7280a.c
index d215edf..0e0e4c3 100644
--- a/drivers/staging/iio/adc/ad7280a.c
+++ b/drivers/staging/iio/adc/ad7280a.c
@@ -19,8 +19,7 @@
#include <linux/iio/iio.h>
#include <linux/iio/sysfs.h>
#include <linux/iio/events.h>
-
-#include "ad7280a.h"
+#include <linux/iio/adc/ad7280a.h>
/* Registers */
#define AD7280A_CELL_VOLTAGE_1 0x0 /* D11 to D0, Read only */
diff --git a/drivers/staging/iio/adc/ad7280a.h b/drivers/staging/iio/adc/ad7280a.h
deleted file mode 100644
index 20400b0..0000000
--- a/drivers/staging/iio/adc/ad7280a.h
+++ /dev/null
@@ -1,38 +0,0 @@
-/*
- * AD7280A Lithium Ion Battery Monitoring System
- *
- * Copyright 2011 Analog Devices Inc.
- *
- * Licensed under the GPL-2.
- */
-
-#ifndef IIO_ADC_AD7280_H_
-#define IIO_ADC_AD7280_H_
-
-/*
- * TODO: struct ad7280_platform_data needs to go into include/linux/iio
- */
-
-#define AD7280A_ACQ_TIME_400ns 0
-#define AD7280A_ACQ_TIME_800ns 1
-#define AD7280A_ACQ_TIME_1200ns 2
-#define AD7280A_ACQ_TIME_1600ns 3
-
-#define AD7280A_CONV_AVG_DIS 0
-#define AD7280A_CONV_AVG_2 1
-#define AD7280A_CONV_AVG_4 2
-#define AD7280A_CONV_AVG_8 3
-
-#define AD7280A_ALERT_REMOVE_VIN5 (1 << 2)
-#define AD7280A_ALERT_REMOVE_VIN4_VIN5 (2 << 2)
-#define AD7280A_ALERT_REMOVE_AUX5 (1 << 0)
-#define AD7280A_ALERT_REMOVE_AUX4_AUX5 (2 << 0)
-
-struct ad7280_platform_data {
- unsigned acquisition_time;
- unsigned conversion_averaging;
- unsigned chain_last_alert_ignore;
- bool thermistor_term_en;
-};
-
-#endif /* IIO_ADC_AD7280_H_ */
diff --git a/drivers/staging/iio/adc/ad7606.h b/drivers/staging/iio/adc/ad7606.h
deleted file mode 100644
index ec89d05..0000000
--- a/drivers/staging/iio/adc/ad7606.h
+++ /dev/null
@@ -1,104 +0,0 @@
-/*
- * AD7606 ADC driver
- *
- * Copyright 2011 Analog Devices Inc.
- *
- * Licensed under the GPL-2.
- */
-
-#ifndef IIO_ADC_AD7606_H_
-#define IIO_ADC_AD7606_H_
-
-/*
- * TODO: struct ad7606_platform_data needs to go into include/linux/iio
- */
-
-/**
- * struct ad7606_platform_data - platform/board specific information
- * @default_os: default oversampling value {0, 2, 4, 8, 16, 32, 64}
- * @default_range: default range +/-{5000, 10000} mVolt
- * @gpio_convst: number of gpio connected to the CONVST pin
- * @gpio_reset: gpio connected to the RESET pin, if not used set to -1
- * @gpio_range: gpio connected to the RANGE pin, if not used set to -1
- * @gpio_os0: gpio connected to the OS0 pin, if not used set to -1
- * @gpio_os1: gpio connected to the OS1 pin, if not used set to -1
- * @gpio_os2: gpio connected to the OS2 pin, if not used set to -1
- * @gpio_frstdata: gpio connected to the FRSTDAT pin, if not used set to -1
- * @gpio_stby: gpio connected to the STBY pin, if not used set to -1
- */
-
-struct ad7606_platform_data {
- unsigned default_os;
- unsigned default_range;
- unsigned gpio_convst;
- unsigned gpio_reset;
- unsigned gpio_range;
- unsigned gpio_os0;
- unsigned gpio_os1;
- unsigned gpio_os2;
- unsigned gpio_frstdata;
- unsigned gpio_stby;
-};
-
-/**
- * struct ad7606_chip_info - chip specific information
- * @name: identification string for chip
- * @int_vref_mv: the internal reference voltage
- * @channels: channel specification
- * @num_channels: number of channels
- */
-
-struct ad7606_chip_info {
- const char *name;
- u16 int_vref_mv;
- const struct iio_chan_spec *channels;
- unsigned num_channels;
-};
-
-/**
- * struct ad7606_state - driver instance specific data
- */
-
-struct ad7606_state {
- struct device *dev;
- const struct ad7606_chip_info *chip_info;
- struct ad7606_platform_data *pdata;
- struct regulator *reg;
- struct work_struct poll_work;
- wait_queue_head_t wq_data_avail;
- const struct ad7606_bus_ops *bops;
- unsigned range;
- unsigned oversampling;
- bool done;
- void __iomem *base_address;
-
- /*
- * DMA (thus cache coherency maintenance) requires the
- * transfer buffers to live in their own cache lines.
- */
-
- unsigned short data[8] ____cacheline_aligned;
-};
-
-struct ad7606_bus_ops {
- /* more methods added in future? */
- int (*read_block)(struct device *, int, void *);
-};
-
-void ad7606_suspend(struct iio_dev *indio_dev);
-void ad7606_resume(struct iio_dev *indio_dev);
-struct iio_dev *ad7606_probe(struct device *dev, int irq,
- void __iomem *base_address, unsigned id,
- const struct ad7606_bus_ops *bops);
-int ad7606_remove(struct iio_dev *indio_dev, int irq);
-int ad7606_reset(struct ad7606_state *st);
-
-enum ad7606_supported_device_ids {
- ID_AD7606_8,
- ID_AD7606_6,
- ID_AD7606_4
-};
-
-int ad7606_register_ring_funcs_and_init(struct iio_dev *indio_dev);
-void ad7606_ring_cleanup(struct iio_dev *indio_dev);
-#endif /* IIO_ADC_AD7606_H_ */
diff --git a/drivers/staging/iio/adc/ad7606_core.c b/drivers/staging/iio/adc/ad7606_core.c
index f0f05f1..554381b 100644
--- a/drivers/staging/iio/adc/ad7606_core.c
+++ b/drivers/staging/iio/adc/ad7606_core.c
@@ -21,8 +21,7 @@
#include <linux/iio/iio.h>
#include <linux/iio/sysfs.h>
#include <linux/iio/buffer.h>
-
-#include "ad7606.h"
+#include <linux/iio/adc/ad7606.h>
int ad7606_reset(struct ad7606_state *st)
{
diff --git a/drivers/staging/iio/adc/ad7606_par.c b/drivers/staging/iio/adc/ad7606_par.c
index 7511839..ce76e85 100644
--- a/drivers/staging/iio/adc/ad7606_par.c
+++ b/drivers/staging/iio/adc/ad7606_par.c
@@ -13,7 +13,7 @@
#include <linux/io.h>
#include <linux/iio/iio.h>
-#include "ad7606.h"
+#include <linux/iio/adc/ad7606.h>
static int ad7606_par16_read_block(struct device *dev,
int count, void *buf)
diff --git a/drivers/staging/iio/adc/ad7606_ring.c b/drivers/staging/iio/adc/ad7606_ring.c
index 3bf174c..c058d2e 100644
--- a/drivers/staging/iio/adc/ad7606_ring.c
+++ b/drivers/staging/iio/adc/ad7606_ring.c
@@ -15,8 +15,7 @@
#include <linux/iio/buffer.h>
#include <linux/iio/trigger_consumer.h>
#include <linux/iio/triggered_buffer.h>
-
-#include "ad7606.h"
+#include <linux/iio/adc/ad7606.h>
/**
* ad7606_trigger_handler_th() th/bh of trigger launched polling to ring buffer
diff --git a/drivers/staging/iio/adc/ad7606_spi.c b/drivers/staging/iio/adc/ad7606_spi.c
index 6a8ecd7..229794f 100644
--- a/drivers/staging/iio/adc/ad7606_spi.c
+++ b/drivers/staging/iio/adc/ad7606_spi.c
@@ -12,7 +12,7 @@
#include <linux/err.h>
#include <linux/iio/iio.h>
-#include "ad7606.h"
+#include <linux/iio/adc/ad7606.h>
#define MAX_SPI_FREQ_HZ 23500000 /* VDRIVE above 4.75 V */
diff --git a/drivers/staging/iio/adc/ad7780.c b/drivers/staging/iio/adc/ad7780.c
index 273add3..e6fbb44 100644
--- a/drivers/staging/iio/adc/ad7780.c
+++ b/drivers/staging/iio/adc/ad7780.c
@@ -21,8 +21,7 @@
#include <linux/iio/iio.h>
#include <linux/iio/sysfs.h>
#include <linux/iio/adc/ad_sigma_delta.h>
-
-#include "ad7780.h"
+#include <linux/iio/adc/ad7780.h>
#define AD7780_RDY (1 << 7)
#define AD7780_FILTER (1 << 6)
diff --git a/drivers/staging/iio/adc/ad7780.h b/drivers/staging/iio/adc/ad7780.h
deleted file mode 100644
index 67e511c..0000000
--- a/drivers/staging/iio/adc/ad7780.h
+++ /dev/null
@@ -1,30 +0,0 @@
-/*
- * AD7780/AD7781 SPI ADC driver
- *
- * Copyright 2011 Analog Devices Inc.
- *
- * Licensed under the GPL-2.
- */
-#ifndef IIO_ADC_AD7780_H_
-#define IIO_ADC_AD7780_H_
-
-/*
- * TODO: struct ad7780_platform_data needs to go into include/linux/iio
- */
-
-/* NOTE:
- * The AD7780 doesn't feature a dedicated SPI chip select, in addition it
- * features a dual use data out ready DOUT/RDY output.
- * In order to avoid contentions on the SPI bus, it's therefore necessary
- * to use spi bus locking combined with a dedicated GPIO to control the
- * power down reset signal of the AD7780.
- *
- * The DOUT/RDY output must also be wired to an interrupt capable GPIO.
- */
-
-struct ad7780_platform_data {
- u16 vref_mv;
- int gpio_pdrst;
-};
-
-#endif /* IIO_ADC_AD7780_H_ */
diff --git a/drivers/staging/iio/cdc/ad7746.c b/drivers/staging/iio/cdc/ad7746.c
index e6e9eaa..d1f6e65 100644
--- a/drivers/staging/iio/cdc/ad7746.c
+++ b/drivers/staging/iio/cdc/ad7746.c
@@ -18,8 +18,7 @@
#include <linux/iio/iio.h>
#include <linux/iio/sysfs.h>
-
-#include "ad7746.h"
+#include <linux/iio/cdc/ad7746.h>
/*
* AD7746 Register Definition
diff --git a/drivers/staging/iio/cdc/ad7746.h b/drivers/staging/iio/cdc/ad7746.h
deleted file mode 100644
index ea8572d..0000000
--- a/drivers/staging/iio/cdc/ad7746.h
+++ /dev/null
@@ -1,29 +0,0 @@
-/*
- * AD7746 capacitive sensor driver supporting AD7745, AD7746 and AD7747
- *
- * Copyright 2011 Analog Devices Inc.
- *
- * Licensed under the GPL-2.
- */
-
-#ifndef IIO_CDC_AD7746_H_
-#define IIO_CDC_AD7746_H_
-
-/*
- * TODO: struct ad7746_platform_data needs to go into include/linux/iio
- */
-
-#define AD7466_EXCLVL_0 0 /* +-VDD/8 */
-#define AD7466_EXCLVL_1 1 /* +-VDD/4 */
-#define AD7466_EXCLVL_2 2 /* +-VDD * 3/8 */
-#define AD7466_EXCLVL_3 3 /* +-VDD/2 */
-
-struct ad7746_platform_data {
- unsigned char exclvl; /*Excitation Voltage Level */
- bool exca_en; /* enables EXCA pin as the excitation output */
- bool exca_inv_en; /* enables /EXCA pin as the excitation output */
- bool excb_en; /* enables EXCB pin as the excitation output */
- bool excb_inv_en; /* enables /EXCB pin as the excitation output */
-};
-
-#endif /* IIO_CDC_AD7746_H_ */
diff --git a/drivers/staging/iio/frequency/ad9832.c b/drivers/staging/iio/frequency/ad9832.c
index cf68159..7b23749 100644
--- a/drivers/staging/iio/frequency/ad9832.c
+++ b/drivers/staging/iio/frequency/ad9832.c
@@ -19,8 +19,7 @@
#include <linux/iio/iio.h>
#include <linux/iio/sysfs.h>
#include "dds.h"
-
-#include "ad9832.h"
+#include <linux/iio/frequency/ad9832.h>
static unsigned long ad9832_calc_freqreg(unsigned long mclk, unsigned long fout)
{
diff --git a/drivers/staging/iio/frequency/ad9832.h b/drivers/staging/iio/frequency/ad9832.h
deleted file mode 100644
index 386f4dc..0000000
--- a/drivers/staging/iio/frequency/ad9832.h
+++ /dev/null
@@ -1,126 +0,0 @@
-/*
- * AD9832 SPI DDS driver
- *
- * Copyright 2011 Analog Devices Inc.
- *
- * Licensed under the GPL-2 or later.
- */
-#ifndef IIO_DDS_AD9832_H_
-#define IIO_DDS_AD9832_H_
-
-/* Registers */
-
-#define AD9832_FREQ0LL 0x0
-#define AD9832_FREQ0HL 0x1
-#define AD9832_FREQ0LM 0x2
-#define AD9832_FREQ0HM 0x3
-#define AD9832_FREQ1LL 0x4
-#define AD9832_FREQ1HL 0x5
-#define AD9832_FREQ1LM 0x6
-#define AD9832_FREQ1HM 0x7
-#define AD9832_PHASE0L 0x8
-#define AD9832_PHASE0H 0x9
-#define AD9832_PHASE1L 0xA
-#define AD9832_PHASE1H 0xB
-#define AD9832_PHASE2L 0xC
-#define AD9832_PHASE2H 0xD
-#define AD9832_PHASE3L 0xE
-#define AD9832_PHASE3H 0xF
-
-#define AD9832_PHASE_SYM 0x10
-#define AD9832_FREQ_SYM 0x11
-#define AD9832_PINCTRL_EN 0x12
-#define AD9832_OUTPUT_EN 0x13
-
-/* Command Control Bits */
-
-#define AD9832_CMD_PHA8BITSW 0x1
-#define AD9832_CMD_PHA16BITSW 0x0
-#define AD9832_CMD_FRE8BITSW 0x3
-#define AD9832_CMD_FRE16BITSW 0x2
-#define AD9832_CMD_FPSELECT 0x6
-#define AD9832_CMD_SYNCSELSRC 0x8
-#define AD9832_CMD_SLEEPRESCLR 0xC
-
-#define AD9832_FREQ (1 << 11)
-#define AD9832_PHASE(x) (((x) & 3) << 9)
-#define AD9832_SYNC (1 << 13)
-#define AD9832_SELSRC (1 << 12)
-#define AD9832_SLEEP (1 << 13)
-#define AD9832_RESET (1 << 12)
-#define AD9832_CLR (1 << 11)
-#define CMD_SHIFT 12
-#define ADD_SHIFT 8
-#define AD9832_FREQ_BITS 32
-#define AD9832_PHASE_BITS 12
-#define RES_MASK(bits) ((1 << (bits)) - 1)
-
-/**
- * struct ad9832_state - driver instance specific data
- * @spi: spi_device
- * @reg: supply regulator
- * @mclk: external master clock
- * @ctrl_fp: cached frequency/phase control word
- * @ctrl_ss: cached sync/selsrc control word
- * @ctrl_src: cached sleep/reset/clr word
- * @xfer: default spi transfer
- * @msg: default spi message
- * @freq_xfer: tuning word spi transfer
- * @freq_msg: tuning word spi message
- * @phase_xfer: tuning word spi transfer
- * @phase_msg: tuning word spi message
- * @data: spi transmit buffer
- * @phase_data: tuning word spi transmit buffer
- * @freq_data: tuning word spi transmit buffer
- */
-
-struct ad9832_state {
- struct spi_device *spi;
- struct regulator *reg;
- unsigned long mclk;
- unsigned short ctrl_fp;
- unsigned short ctrl_ss;
- unsigned short ctrl_src;
- struct spi_transfer xfer;
- struct spi_message msg;
- struct spi_transfer freq_xfer[4];
- struct spi_message freq_msg;
- struct spi_transfer phase_xfer[2];
- struct spi_message phase_msg;
- /*
- * DMA (thus cache coherency maintenance) requires the
- * transfer buffers to live in their own cache lines.
- */
- union {
- __be16 freq_data[4]____cacheline_aligned;
- __be16 phase_data[2];
- __be16 data;
- };
-};
-
-/*
- * TODO: struct ad9832_platform_data needs to go into include/linux/iio
- */
-
-/**
- * struct ad9832_platform_data - platform specific information
- * @mclk: master clock in Hz
- * @freq0: power up freq0 tuning word in Hz
- * @freq1: power up freq1 tuning word in Hz
- * @phase0: power up phase0 value [0..4095] correlates with 0..2PI
- * @phase1: power up phase1 value [0..4095] correlates with 0..2PI
- * @phase2: power up phase2 value [0..4095] correlates with 0..2PI
- * @phase3: power up phase3 value [0..4095] correlates with 0..2PI
- */
-
-struct ad9832_platform_data {
- unsigned long mclk;
- unsigned long freq0;
- unsigned long freq1;
- unsigned short phase0;
- unsigned short phase1;
- unsigned short phase2;
- unsigned short phase3;
-};
-
-#endif /* IIO_DDS_AD9832_H_ */
diff --git a/drivers/staging/iio/frequency/ad9834.c b/drivers/staging/iio/frequency/ad9834.c
index 86cda61..151e093 100644
--- a/drivers/staging/iio/frequency/ad9834.c
+++ b/drivers/staging/iio/frequency/ad9834.c
@@ -22,8 +22,7 @@
#include <linux/iio/iio.h>
#include <linux/iio/sysfs.h>
#include "dds.h"
-
-#include "ad9834.h"
+#include <linux/iio/frequency/ad9834.h>
static unsigned int ad9834_calc_freqreg(unsigned long mclk, unsigned long fout)
{
diff --git a/drivers/staging/iio/frequency/ad9834.h b/drivers/staging/iio/frequency/ad9834.h
deleted file mode 100644
index 8ca6e52..0000000
--- a/drivers/staging/iio/frequency/ad9834.h
+++ /dev/null
@@ -1,112 +0,0 @@
-/*
- * AD9833/AD9834/AD9837/AD9838 SPI DDS driver
- *
- * Copyright 2010-2011 Analog Devices Inc.
- *
- * Licensed under the GPL-2.
- */
-#ifndef IIO_DDS_AD9834_H_
-#define IIO_DDS_AD9834_H_
-
-/* Registers */
-
-#define AD9834_REG_CMD (0 << 14)
-#define AD9834_REG_FREQ0 (1 << 14)
-#define AD9834_REG_FREQ1 (2 << 14)
-#define AD9834_REG_PHASE0 (6 << 13)
-#define AD9834_REG_PHASE1 (7 << 13)
-
-/* Command Control Bits */
-
-#define AD9834_B28 (1 << 13)
-#define AD9834_HLB (1 << 12)
-#define AD9834_FSEL (1 << 11)
-#define AD9834_PSEL (1 << 10)
-#define AD9834_PIN_SW (1 << 9)
-#define AD9834_RESET (1 << 8)
-#define AD9834_SLEEP1 (1 << 7)
-#define AD9834_SLEEP12 (1 << 6)
-#define AD9834_OPBITEN (1 << 5)
-#define AD9834_SIGN_PIB (1 << 4)
-#define AD9834_DIV2 (1 << 3)
-#define AD9834_MODE (1 << 1)
-
-#define AD9834_FREQ_BITS 28
-#define AD9834_PHASE_BITS 12
-
-#define RES_MASK(bits) ((1 << (bits)) - 1)
-
-/**
- * struct ad9834_state - driver instance specific data
- * @spi: spi_device
- * @reg: supply regulator
- * @mclk: external master clock
- * @control: cached control word
- * @xfer: default spi transfer
- * @msg: default spi message
- * @freq_xfer: tuning word spi transfer
- * @freq_msg: tuning word spi message
- * @data: spi transmit buffer
- * @freq_data: tuning word spi transmit buffer
- */
-
-struct ad9834_state {
- struct spi_device *spi;
- struct regulator *reg;
- unsigned int mclk;
- unsigned short control;
- unsigned short devid;
- struct spi_transfer xfer;
- struct spi_message msg;
- struct spi_transfer freq_xfer[2];
- struct spi_message freq_msg;
-
- /*
- * DMA (thus cache coherency maintenance) requires the
- * transfer buffers to live in their own cache lines.
- */
- __be16 data ____cacheline_aligned;
- __be16 freq_data[2];
-};
-
-
-/*
- * TODO: struct ad7887_platform_data needs to go into include/linux/iio
- */
-
-/**
- * struct ad9834_platform_data - platform specific information
- * @mclk: master clock in Hz
- * @freq0: power up freq0 tuning word in Hz
- * @freq1: power up freq1 tuning word in Hz
- * @phase0: power up phase0 value [0..4095] correlates with 0..2PI
- * @phase1: power up phase1 value [0..4095] correlates with 0..2PI
- * @en_div2: digital output/2 is passed to the SIGN BIT OUT pin
- * @en_signbit_msb_out: the MSB (or MSB/2) of the DAC data is connected to the
- * SIGN BIT OUT pin. en_div2 controls whether it is the MSB
- * or MSB/2 that is output. if en_signbit_msb_out=false,
- * the on-board comparator is connected to SIGN BIT OUT
- */
-
-struct ad9834_platform_data {
- unsigned int mclk;
- unsigned int freq0;
- unsigned int freq1;
- unsigned short phase0;
- unsigned short phase1;
- bool en_div2;
- bool en_signbit_msb_out;
-};
-
-/**
- * ad9834_supported_device_ids:
- */
-
-enum ad9834_supported_device_ids {
- ID_AD9833,
- ID_AD9834,
- ID_AD9837,
- ID_AD9838,
-};
-
-#endif /* IIO_DDS_AD9834_H_ */
diff --git a/drivers/staging/iio/impedance-analyzer/ad5933.c b/drivers/staging/iio/impedance-analyzer/ad5933.c
index 2b96665..b88e0e5 100644
--- a/drivers/staging/iio/impedance-analyzer/ad5933.c
+++ b/drivers/staging/iio/impedance-analyzer/ad5933.c
@@ -23,8 +23,7 @@
#include <linux/iio/sysfs.h>
#include <linux/iio/buffer.h>
#include <linux/iio/kfifo_buf.h>
-
-#include "ad5933.h"
+#include <linux/iio/impedance-analyzer/ad5933.h>
/* AD5933/AD5934 Registers */
#define AD5933_REG_CONTROL_HB 0x80 /* R/W, 2 bytes */
diff --git a/drivers/staging/iio/impedance-analyzer/ad5933.h b/drivers/staging/iio/impedance-analyzer/ad5933.h
deleted file mode 100644
index b140e42..0000000
--- a/drivers/staging/iio/impedance-analyzer/ad5933.h
+++ /dev/null
@@ -1,28 +0,0 @@
-/*
- * AD5933 AD5934 Impedance Converter, Network Analyzer
- *
- * Copyright 2011 Analog Devices Inc.
- *
- * Licensed under the GPL-2.
- */
-
-#ifndef IIO_ADC_AD5933_H_
-#define IIO_ADC_AD5933_H_
-
-/*
- * TODO: struct ad5933_platform_data needs to go into include/linux/iio
- */
-
-/**
- * struct ad5933_platform_data - platform specific data
- * @ext_clk_Hz: the external clock frequency in Hz, if not set
- * the driver uses the internal clock (16.776 MHz)
- * @vref_mv: the external reference voltage in millivolt
- */
-
-struct ad5933_platform_data {
- unsigned long ext_clk_Hz;
- unsigned short vref_mv;
-};
-
-#endif /* IIO_ADC_AD5933_H_ */
diff --git a/include/linux/iio/adc/ad7192.h b/include/linux/iio/adc/ad7192.h
new file mode 100644
index 0000000..4ca7b9d
--- /dev/null
+++ b/include/linux/iio/adc/ad7192.h
@@ -0,0 +1,43 @@
+/*
+ * AD7190 AD7192 AD7195 SPI ADC driver
+ *
+ * Copyright 2011 Analog Devices Inc.
+ *
+ * Licensed under the GPL-2.
+ */
+#ifndef IIO_ADC_AD7192_H_
+#define IIO_ADC_AD7192_H_
+
+/**
+ * struct ad7192_platform_data - platform/board specific information
+ * @vref_mv: the external reference voltage in millivolt
+ * @clock_source_sel: [0..3]
+ * 0 External 4.92 MHz clock connected from MCLK1 to MCLK2
+ * 1 External Clock applied to MCLK2
+ * 2 Internal 4.92 MHz Clock not available at the MCLK2 pin
+ * 3 Internal 4.92 MHz Clock available at the MCLK2 pin
+ * @ext_clk_Hz: the external clock frequency in Hz, if not set
+ * the driver uses the internal clock (16.776 MHz)
+ * @refin2_en: REFIN1/REFIN2 Reference Select (AD7190/2 only)
+ * @rej60_en: 50/60Hz notch filter enable
+ * @sinc3_en: SINC3 filter enable (default SINC4)
+ * @chop_en: CHOP mode enable
+ * @buf_en: buffered input mode enable
+ * @unipolar_en: unipolar mode enable
+ * @burnout_curr_en: constant current generators on AIN(+|-) enable
+ */
+
+struct ad7192_platform_data {
+ u16 vref_mv;
+ u8 clock_source_sel;
+ u32 ext_clk_Hz;
+ bool refin2_en;
+ bool rej60_en;
+ bool sinc3_en;
+ bool chop_en;
+ bool buf_en;
+ bool unipolar_en;
+ bool burnout_curr_en;
+};
+
+#endif /* IIO_ADC_AD7192_H_ */
diff --git a/include/linux/iio/adc/ad7280a.h b/include/linux/iio/adc/ad7280a.h
new file mode 100644
index 0000000..1d0bcbc
--- /dev/null
+++ b/include/linux/iio/adc/ad7280a.h
@@ -0,0 +1,34 @@
+/*
+ * AD7280A Lithium Ion Battery Monitoring System
+ *
+ * Copyright 2011 Analog Devices Inc.
+ *
+ * Licensed under the GPL-2.
+ */
+
+#ifndef IIO_ADC_AD7280_H_
+#define IIO_ADC_AD7280_H_
+
+#define AD7280A_ACQ_TIME_400ns 0
+#define AD7280A_ACQ_TIME_800ns 1
+#define AD7280A_ACQ_TIME_1200ns 2
+#define AD7280A_ACQ_TIME_1600ns 3
+
+#define AD7280A_CONV_AVG_DIS 0
+#define AD7280A_CONV_AVG_2 1
+#define AD7280A_CONV_AVG_4 2
+#define AD7280A_CONV_AVG_8 3
+
+#define AD7280A_ALERT_REMOVE_VIN5 (1 << 2)
+#define AD7280A_ALERT_REMOVE_VIN4_VIN5 (2 << 2)
+#define AD7280A_ALERT_REMOVE_AUX5 (1 << 0)
+#define AD7280A_ALERT_REMOVE_AUX4_AUX5 (2 << 0)
+
+struct ad7280_platform_data {
+ unsigned acquisition_time;
+ unsigned conversion_averaging;
+ unsigned chain_last_alert_ignore;
+ bool thermistor_term_en;
+};
+
+#endif /* IIO_ADC_AD7280_H_ */
diff --git a/include/linux/iio/adc/ad7606.h b/include/linux/iio/adc/ad7606.h
new file mode 100644
index 0000000..c38ff54
--- /dev/null
+++ b/include/linux/iio/adc/ad7606.h
@@ -0,0 +1,100 @@
+/*
+ * AD7606 ADC driver
+ *
+ * Copyright 2011 Analog Devices Inc.
+ *
+ * Licensed under the GPL-2.
+ */
+
+#ifndef IIO_ADC_AD7606_H_
+#define IIO_ADC_AD7606_H_
+
+/**
+ * struct ad7606_platform_data - platform/board specific information
+ * @default_os: default oversampling value {0, 2, 4, 8, 16, 32, 64}
+ * @default_range: default range +/-{5000, 10000} mVolt
+ * @gpio_convst: number of gpio connected to the CONVST pin
+ * @gpio_reset: gpio connected to the RESET pin, if not used set to -1
+ * @gpio_range: gpio connected to the RANGE pin, if not used set to -1
+ * @gpio_os0: gpio connected to the OS0 pin, if not used set to -1
+ * @gpio_os1: gpio connected to the OS1 pin, if not used set to -1
+ * @gpio_os2: gpio connected to the OS2 pin, if not used set to -1
+ * @gpio_frstdata: gpio connected to the FRSTDAT pin, if not used set to -1
+ * @gpio_stby: gpio connected to the STBY pin, if not used set to -1
+ */
+
+struct ad7606_platform_data {
+ unsigned default_os;
+ unsigned default_range;
+ unsigned gpio_convst;
+ unsigned gpio_reset;
+ unsigned gpio_range;
+ unsigned gpio_os0;
+ unsigned gpio_os1;
+ unsigned gpio_os2;
+ unsigned gpio_frstdata;
+ unsigned gpio_stby;
+};
+
+/**
+ * struct ad7606_chip_info - chip specific information
+ * @name: identification string for chip
+ * @int_vref_mv: the internal reference voltage
+ * @channels: channel specification
+ * @num_channels: number of channels
+ */
+
+struct ad7606_chip_info {
+ const char *name;
+ u16 int_vref_mv;
+ const struct iio_chan_spec *channels;
+ unsigned num_channels;
+};
+
+/**
+ * struct ad7606_state - driver instance specific data
+ */
+
+struct ad7606_state {
+ struct device *dev;
+ const struct ad7606_chip_info *chip_info;
+ struct ad7606_platform_data *pdata;
+ struct regulator *reg;
+ struct work_struct poll_work;
+ wait_queue_head_t wq_data_avail;
+ const struct ad7606_bus_ops *bops;
+ unsigned range;
+ unsigned oversampling;
+ bool done;
+ void __iomem *base_address;
+
+ /*
+ * DMA (thus cache coherency maintenance) requires the
+ * transfer buffers to live in their own cache lines.
+ */
+
+ unsigned short data[8] ____cacheline_aligned;
+};
+
+struct ad7606_bus_ops {
+ /* more methods added in future? */
+ int (*read_block)(struct device *, int, void *);
+};
+
+void ad7606_suspend(struct iio_dev *indio_dev);
+void ad7606_resume(struct iio_dev *indio_dev);
+struct iio_dev *ad7606_probe(struct device *dev, int irq,
+ void __iomem *base_address, unsigned id,
+ const struct ad7606_bus_ops *bops);
+int ad7606_remove(struct iio_dev *indio_dev, int irq);
+int ad7606_reset(struct ad7606_state *st);
+
+enum ad7606_supported_device_ids {
+ ID_AD7606_8,
+ ID_AD7606_6,
+ ID_AD7606_4
+};
+
+int ad7606_register_ring_funcs_and_init(struct iio_dev *indio_dev);
+void ad7606_ring_cleanup(struct iio_dev *indio_dev);
+#endif /* IIO_ADC_AD7606_H_ */
diff --git a/include/linux/iio/adc/ad7780.h b/include/linux/iio/adc/ad7780.h
new file mode 100644
index 0000000..eb23730
--- /dev/null
+++ b/include/linux/iio/adc/ad7780.h
@@ -0,0 +1,26 @@
+/*
+ * AD7780/AD7781 SPI ADC driver
+ *
+ * Copyright 2011 Analog Devices Inc.
+ *
+ * Licensed under the GPL-2.
+ */
+#ifndef IIO_ADC_AD7780_H_
+#define IIO_ADC_AD7780_H_
+
+/* NOTE:
+ * The AD7780 doesn't feature a dedicated SPI chip select, in addition it
+ * features a dual use data out ready DOUT/RDY output.
+ * In order to avoid contentions on the SPI bus, it's therefore necessary
+ * to use spi bus locking combined with a dedicated GPIO to control the
+ * power down reset signal of the AD7780.
+ *
+ * The DOUT/RDY output must also be wired to an interrupt capable GPIO.
+ */
+
+struct ad7780_platform_data {
+ u16 vref_mv;
+ int gpio_pdrst;
+};
+
+#endif /* IIO_ADC_AD7780_H_ */
diff --git a/include/linux/iio/cdc/ad7746.h b/include/linux/iio/cdc/ad7746.h
new file mode 100644
index 0000000..4560885
--- /dev/null
+++ b/include/linux/iio/cdc/ad7746.h
@@ -0,0 +1,25 @@
+/*
+ * AD7746 capacitive sensor driver supporting AD7745, AD7746 and AD7747
+ *
+ * Copyright 2011 Analog Devices Inc.
+ *
+ * Licensed under the GPL-2.
+ */
+
+#ifndef IIO_CDC_AD7746_H_
+#define IIO_CDC_AD7746_H_
+
+#define AD7466_EXCLVL_0 0 /* +-VDD/8 */
+#define AD7466_EXCLVL_1 1 /* +-VDD/4 */
+#define AD7466_EXCLVL_2 2 /* +-VDD * 3/8 */
+#define AD7466_EXCLVL_3 3 /* +-VDD/2 */
+
+struct ad7746_platform_data {
+ unsigned char exclvl; /*Excitation Voltage Level */
+ bool exca_en; /* enables EXCA pin as the excitation output */
+ bool exca_inv_en; /* enables /EXCA pin as the excitation output */
+ bool excb_en; /* enables EXCB pin as the excitation output */
+ bool excb_inv_en; /* enables /EXCB pin as the excitation output */
+};
+
+#endif /* IIO_CDC_AD7746_H_ */
diff --git a/include/linux/iio/frequency/ad9832.h b/include/linux/iio/frequency/ad9832.h
new file mode 100644
index 0000000..a1dbb65
--- /dev/null
+++ b/include/linux/iio/frequency/ad9832.h
@@ -0,0 +1,122 @@
+/*
+ * AD9832 SPI DDS driver
+ *
+ * Copyright 2011 Analog Devices Inc.
+ *
+ * Licensed under the GPL-2 or later.
+ */
+#ifndef IIO_DDS_AD9832_H_
+#define IIO_DDS_AD9832_H_
+
+/* Registers */
+
+#define AD9832_FREQ0LL 0x0
+#define AD9832_FREQ0HL 0x1
+#define AD9832_FREQ0LM 0x2
+#define AD9832_FREQ0HM 0x3
+#define AD9832_FREQ1LL 0x4
+#define AD9832_FREQ1HL 0x5
+#define AD9832_FREQ1LM 0x6
+#define AD9832_FREQ1HM 0x7
+#define AD9832_PHASE0L 0x8
+#define AD9832_PHASE0H 0x9
+#define AD9832_PHASE1L 0xA
+#define AD9832_PHASE1H 0xB
+#define AD9832_PHASE2L 0xC
+#define AD9832_PHASE2H 0xD
+#define AD9832_PHASE3L 0xE
+#define AD9832_PHASE3H 0xF
+
+#define AD9832_PHASE_SYM 0x10
+#define AD9832_FREQ_SYM 0x11
+#define AD9832_PINCTRL_EN 0x12
+#define AD9832_OUTPUT_EN 0x13
+
+/* Command Control Bits */
+
+#define AD9832_CMD_PHA8BITSW 0x1
+#define AD9832_CMD_PHA16BITSW 0x0
+#define AD9832_CMD_FRE8BITSW 0x3
+#define AD9832_CMD_FRE16BITSW 0x2
+#define AD9832_CMD_FPSELECT 0x6
+#define AD9832_CMD_SYNCSELSRC 0x8
+#define AD9832_CMD_SLEEPRESCLR 0xC
+
+#define AD9832_FREQ (1 << 11)
+#define AD9832_PHASE(x) (((x) & 3) << 9)
+#define AD9832_SYNC (1 << 13)
+#define AD9832_SELSRC (1 << 12)
+#define AD9832_SLEEP (1 << 13)
+#define AD9832_RESET (1 << 12)
+#define AD9832_CLR (1 << 11)
+#define CMD_SHIFT 12
+#define ADD_SHIFT 8
+#define AD9832_FREQ_BITS 32
+#define AD9832_PHASE_BITS 12
+#define RES_MASK(bits) ((1 << (bits)) - 1)
+
+/**
+ * struct ad9832_state - driver instance specific data
+ * @spi: spi_device
+ * @reg: supply regulator
+ * @mclk: external master clock
+ * @ctrl_fp: cached frequency/phase control word
+ * @ctrl_ss: cached sync/selsrc control word
+ * @ctrl_src: cached sleep/reset/clr word
+ * @xfer: default spi transfer
+ * @msg: default spi message
+ * @freq_xfer: tuning word spi transfer
+ * @freq_msg: tuning word spi message
+ * @phase_xfer: tuning word spi transfer
+ * @phase_msg: tuning word spi message
+ * @data: spi transmit buffer
+ * @phase_data: tuning word spi transmit buffer
+ * @freq_data: tuning word spi transmit buffer
+ */
+
+struct ad9832_state {
+ struct spi_device *spi;
+ struct regulator *reg;
+ unsigned long mclk;
+ unsigned short ctrl_fp;
+ unsigned short ctrl_ss;
+ unsigned short ctrl_src;
+ struct spi_transfer xfer;
+ struct spi_message msg;
+ struct spi_transfer freq_xfer[4];
+ struct spi_message freq_msg;
+ struct spi_transfer phase_xfer[2];
+ struct spi_message phase_msg;
+ /*
+ * DMA (thus cache coherency maintenance) requires the
+ * transfer buffers to live in their own cache lines.
+ */
+ union {
+ __be16 freq_data[4]____cacheline_aligned;
+ __be16 phase_data[2];
+ __be16 data;
+ };
+};
+
+/**
+ * struct ad9832_platform_data - platform specific information
+ * @mclk: master clock in Hz
+ * @freq0: power up freq0 tuning word in Hz
+ * @freq1: power up freq1 tuning word in Hz
+ * @phase0: power up phase0 value [0..4095] correlates with 0..2PI
+ * @phase1: power up phase1 value [0..4095] correlates with 0..2PI
+ * @phase2: power up phase2 value [0..4095] correlates with 0..2PI
+ * @phase3: power up phase3 value [0..4095] correlates with 0..2PI
+ */
+
+struct ad9832_platform_data {
+ unsigned long mclk;
+ unsigned long freq0;
+ unsigned long freq1;
+ unsigned short phase0;
+ unsigned short phase1;
+ unsigned short phase2;
+ unsigned short phase3;
+};
+
+#endif /* IIO_DDS_AD9832_H_ */
diff --git a/include/linux/iio/frequency/ad9834.h b/include/linux/iio/frequency/ad9834.h
new file mode 100644
index 0000000..eea59f2
--- /dev/null
+++ b/include/linux/iio/frequency/ad9834.h
@@ -0,0 +1,107 @@
+/*
+ * AD9833/AD9834/AD9837/AD9838 SPI DDS driver
+ *
+ * Copyright 2010-2011 Analog Devices Inc.
+ *
+ * Licensed under the GPL-2.
+ */
+#ifndef IIO_DDS_AD9834_H_
+#define IIO_DDS_AD9834_H_
+
+/* Registers */
+
+#define AD9834_REG_CMD (0 << 14)
+#define AD9834_REG_FREQ0 (1 << 14)
+#define AD9834_REG_FREQ1 (2 << 14)
+#define AD9834_REG_PHASE0 (6 << 13)
+#define AD9834_REG_PHASE1 (7 << 13)
+
+/* Command Control Bits */
+
+#define AD9834_B28 (1 << 13)
+#define AD9834_HLB (1 << 12)
+#define AD9834_FSEL (1 << 11)
+#define AD9834_PSEL (1 << 10)
+#define AD9834_PIN_SW (1 << 9)
+#define AD9834_RESET (1 << 8)
+#define AD9834_SLEEP1 (1 << 7)
+#define AD9834_SLEEP12 (1 << 6)
+#define AD9834_OPBITEN (1 << 5)
+#define AD9834_SIGN_PIB (1 << 4)
+#define AD9834_DIV2 (1 << 3)
+#define AD9834_MODE (1 << 1)
+
+#define AD9834_FREQ_BITS 28
+#define AD9834_PHASE_BITS 12
+
+#define RES_MASK(bits) ((1 << (bits)) - 1)
+
+/**
+ * struct ad9834_state - driver instance specific data
+ * @spi: spi_device
+ * @reg: supply regulator
+ * @mclk: external master clock
+ * @control: cached control word
+ * @xfer: default spi transfer
+ * @msg: default spi message
+ * @freq_xfer: tuning word spi transfer
+ * @freq_msg: tuning word spi message
+ * @data: spi transmit buffer
+ * @freq_data: tuning word spi transmit buffer
+ */
+
+struct ad9834_state {
+ struct spi_device *spi;
+ struct regulator *reg;
+ unsigned int mclk;
+ unsigned short control;
+ unsigned short devid;
+ struct spi_transfer xfer;
+ struct spi_message msg;
+ struct spi_transfer freq_xfer[2];
+ struct spi_message freq_msg;
+
+ /*
+ * DMA (thus cache coherency maintenance) requires the
+ * transfer buffers to live in their own cache lines.
+ */
+ __be16 data ____cacheline_aligned;
+ __be16 freq_data[2];
+};
+
+/**
+ * struct ad9834_platform_data - platform specific information
+ * @mclk: master clock in Hz
+ * @freq0: power up freq0 tuning word in Hz
+ * @freq1: power up freq1 tuning word in Hz
+ * @phase0: power up phase0 value [0..4095] correlates with 0..2PI
+ * @phase1: power up phase1 value [0..4095] correlates with 0..2PI
+ * @en_div2: digital output/2 is passed to the SIGN BIT OUT pin
+ * @en_signbit_msb_out: the MSB (or MSB/2) of the DAC data is connected to the
+ * SIGN BIT OUT pin. en_div2 controls whether it is the MSB
+ * or MSB/2 that is output. if en_signbit_msb_out=false,
+ * the on-board comparator is connected to SIGN BIT OUT
+ */
+
+struct ad9834_platform_data {
+ unsigned int mclk;
+ unsigned int freq0;
+ unsigned int freq1;
+ unsigned short phase0;
+ unsigned short phase1;
+ bool en_div2;
+ bool en_signbit_msb_out;
+};
+
+/**
+ * ad9834_supported_device_ids:
+ */
+
+enum ad9834_supported_device_ids {
+ ID_AD9833,
+ ID_AD9834,
+ ID_AD9837,
+ ID_AD9838,
+};
+
+#endif /* IIO_DDS_AD9834_H_ */
diff --git a/include/linux/iio/impedance-analyzer/ad5933.h b/include/linux/iio/impedance-analyzer/ad5933.h
new file mode 100644
index 0000000..b140e42
--- /dev/null
+++ b/include/linux/iio/impedance-analyzer/ad5933.h
@@ -0,0 +1,28 @@
+/*
+ * AD5933 AD5934 Impedance Converter, Network Analyzer
+ *
+ * Copyright 2011 Analog Devices Inc.
+ *
+ * Licensed under the GPL-2.
+ */
+
+#ifndef IIO_ADC_AD5933_H_
+#define IIO_ADC_AD5933_H_
+
+/*
+ * TODO: struct ad5933_platform_data needs to go into include/linux/iio
+ */
+
+/**
+ * struct ad5933_platform_data - platform specific data
+ * @ext_clk_Hz: the external clock frequency in Hz, if not set
+ * the driver uses the internal clock (16.776 MHz)
+ * @vref_mv: the external reference voltage in millivolt
+ */
+
+struct ad5933_platform_data {
+ unsigned long ext_clk_Hz;
+ unsigned short vref_mv;
+};
+
+#endif /* IIO_ADC_AD5933_H_ */
--
1.7.11.7
--
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