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Commit 7af1a067 authored by Sebastian Reichel's avatar Sebastian Reichel Committed by Jonathan Cameron
Browse files

iio: adc: twl4030: Fold twl4030-madc.h into driver 



twl4030-madc.h is no longer used by anything outside of
the iio driver, so it can be merged into the driver.

Signed-off-by: default avatarSebastian Reichel <sebastian.reichel@collabora.co.uk>
Acked-by: default avatarWolfram Sang <wsa@the-dreams.de>
Signed-off-by: default avatarJonathan Cameron <jic23@kernel.org>
parent 842eb60b

drivers/iio/adc/twl4030-madc.c

+112 −1
Original line number Diff line number Diff line
@@ -36,7 +36,6 @@ 
#include <linux/platform_device.h>

#include <linux/slab.h>

#include <linux/i2c/twl.h>

#include <linux/i2c/twl4030-madc.h>

#include <linux/module.h>

#include <linux/stddef.h>

#include <linux/mutex.h>
@@ -49,9 +48,121 @@ 


#include <linux/iio/iio.h>



#define TWL4030_MADC_MAX_CHANNELS 16



#define TWL4030_MADC_CTRL1		0x00

#define TWL4030_MADC_CTRL2		0x01



#define TWL4030_MADC_RTSELECT_LSB	0x02

#define TWL4030_MADC_SW1SELECT_LSB	0x06

#define TWL4030_MADC_SW2SELECT_LSB	0x0A



#define TWL4030_MADC_RTAVERAGE_LSB	0x04

#define TWL4030_MADC_SW1AVERAGE_LSB	0x08

#define TWL4030_MADC_SW2AVERAGE_LSB	0x0C



#define TWL4030_MADC_CTRL_SW1		0x12

#define TWL4030_MADC_CTRL_SW2		0x13



#define TWL4030_MADC_RTCH0_LSB		0x17

#define TWL4030_MADC_GPCH0_LSB		0x37



#define TWL4030_MADC_MADCON	(1 << 0)	/* MADC power on */

#define TWL4030_MADC_BUSY	(1 << 0)	/* MADC busy */

/* MADC conversion completion */

#define TWL4030_MADC_EOC_SW	(1 << 1)

/* MADC SWx start conversion */

#define TWL4030_MADC_SW_START	(1 << 5)

#define TWL4030_MADC_ADCIN0	(1 << 0)

#define TWL4030_MADC_ADCIN1	(1 << 1)

#define TWL4030_MADC_ADCIN2	(1 << 2)

#define TWL4030_MADC_ADCIN3	(1 << 3)

#define TWL4030_MADC_ADCIN4	(1 << 4)

#define TWL4030_MADC_ADCIN5	(1 << 5)

#define TWL4030_MADC_ADCIN6	(1 << 6)

#define TWL4030_MADC_ADCIN7	(1 << 7)

#define TWL4030_MADC_ADCIN8	(1 << 8)

#define TWL4030_MADC_ADCIN9	(1 << 9)

#define TWL4030_MADC_ADCIN10	(1 << 10)

#define TWL4030_MADC_ADCIN11	(1 << 11)

#define TWL4030_MADC_ADCIN12	(1 << 12)

#define TWL4030_MADC_ADCIN13	(1 << 13)

#define TWL4030_MADC_ADCIN14	(1 << 14)

#define TWL4030_MADC_ADCIN15	(1 << 15)



/* Fixed channels */

#define TWL4030_MADC_BTEMP	TWL4030_MADC_ADCIN1

#define TWL4030_MADC_VBUS	TWL4030_MADC_ADCIN8

#define TWL4030_MADC_VBKB	TWL4030_MADC_ADCIN9

#define TWL4030_MADC_ICHG	TWL4030_MADC_ADCIN10

#define TWL4030_MADC_VCHG	TWL4030_MADC_ADCIN11

#define TWL4030_MADC_VBAT	TWL4030_MADC_ADCIN12



/* Step size and prescaler ratio */

#define TEMP_STEP_SIZE          147

#define TEMP_PSR_R              100

#define CURR_STEP_SIZE		147

#define CURR_PSR_R1		44

#define CURR_PSR_R2		88



#define TWL4030_BCI_BCICTL1	0x23

#define TWL4030_BCI_CGAIN	0x020

#define TWL4030_BCI_MESBAT	(1 << 1)

#define TWL4030_BCI_TYPEN	(1 << 4)

#define TWL4030_BCI_ITHEN	(1 << 3)



#define REG_BCICTL2             0x024

#define TWL4030_BCI_ITHSENS	0x007



/* Register and bits for GPBR1 register */

#define TWL4030_REG_GPBR1		0x0c

#define TWL4030_GPBR1_MADC_HFCLK_EN	(1 << 7)



#define TWL4030_USB_SEL_MADC_MCPC	(1<<3)

#define TWL4030_USB_CARKIT_ANA_CTRL	0xBB



struct twl4030_madc_conversion_method {

	u8 sel;

	u8 avg;

	u8 rbase;

	u8 ctrl;

};



/**

 * struct twl4030_madc_request - madc request packet for channel conversion

 * @channels:	16 bit bitmap for individual channels

 * @do_avg:	sample the input channel for 4 consecutive cycles

 * @method:	RT, SW1, SW2

 * @type:	Polling or interrupt based method

 * @active:	Flag if request is active

 * @result_pending: Flag from irq handler, that result is ready

 * @raw:	Return raw value, do not convert it

 * @rbuf:	Result buffer

 */

struct twl4030_madc_request {

	unsigned long channels;

	bool do_avg;

	u16 method;

	u16 type;

	bool active;

	bool result_pending;

	bool raw;

	int rbuf[TWL4030_MADC_MAX_CHANNELS];

};



enum conversion_methods {

	TWL4030_MADC_RT,

	TWL4030_MADC_SW1,

	TWL4030_MADC_SW2,

	TWL4030_MADC_NUM_METHODS

};



enum sample_type {

	TWL4030_MADC_WAIT,

	TWL4030_MADC_IRQ_ONESHOT,

	TWL4030_MADC_IRQ_REARM

};



/**

 * struct twl4030_madc_data - a container for madc info

 * @dev:		Pointer to device structure for madc

include/linux/i2c/twl4030-madc.h

deleted100644 → 0
+0 −137
Original line number Diff line number Diff line 
/*

 * twl4030_madc.h - Header for TWL4030 MADC

 *

 * Copyright (C) 2011 Texas Instruments Incorporated - http://www.ti.com/

 * J Keerthy <j-keerthy@ti.com>

 *

 * This program is free software; you can redistribute it and/or

 * modify it under the terms of the GNU General Public License

 * version 2 as published by the Free Software Foundation.

 *

 * This program is distributed in the hope that it will be useful, but

 * WITHOUT ANY WARRANTY; without even the implied warranty of

 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU

 * General Public License for more details.

 *

 * You should have received a copy of the GNU General Public License

 * along with this program; if not, write to the Free Software

 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA

 * 02110-1301 USA

 *

 */



#ifndef _TWL4030_MADC_H

#define _TWL4030_MADC_H



struct twl4030_madc_conversion_method {

	u8 sel;

	u8 avg;

	u8 rbase;

	u8 ctrl;

};



#define TWL4030_MADC_MAX_CHANNELS 16





/*

 * twl4030_madc_request- madc request packet for channel conversion

 * @channels:	16 bit bitmap for individual channels

 * @do_avgP:	sample the input channel for 4 consecutive cycles

 * @method:	RT, SW1, SW2

 * @type:	Polling or interrupt based method

 * @raw:	Return raw value, do not convert it

 */



struct twl4030_madc_request {

	unsigned long channels;

	bool do_avg;

	u16 method;

	u16 type;

	bool active;

	bool result_pending;

	bool raw;

	int rbuf[TWL4030_MADC_MAX_CHANNELS];

};



enum conversion_methods {

	TWL4030_MADC_RT,

	TWL4030_MADC_SW1,

	TWL4030_MADC_SW2,

	TWL4030_MADC_NUM_METHODS

};



enum sample_type {

	TWL4030_MADC_WAIT,

	TWL4030_MADC_IRQ_ONESHOT,

	TWL4030_MADC_IRQ_REARM

};



#define TWL4030_MADC_CTRL1		0x00

#define TWL4030_MADC_CTRL2		0x01



#define TWL4030_MADC_RTSELECT_LSB	0x02

#define TWL4030_MADC_SW1SELECT_LSB	0x06

#define TWL4030_MADC_SW2SELECT_LSB	0x0A



#define TWL4030_MADC_RTAVERAGE_LSB	0x04

#define TWL4030_MADC_SW1AVERAGE_LSB	0x08

#define TWL4030_MADC_SW2AVERAGE_LSB	0x0C



#define TWL4030_MADC_CTRL_SW1		0x12

#define TWL4030_MADC_CTRL_SW2		0x13



#define TWL4030_MADC_RTCH0_LSB		0x17

#define TWL4030_MADC_GPCH0_LSB		0x37



#define TWL4030_MADC_MADCON	(1 << 0)	/* MADC power on */

#define TWL4030_MADC_BUSY	(1 << 0)	/* MADC busy */

/* MADC conversion completion */

#define TWL4030_MADC_EOC_SW	(1 << 1)

/* MADC SWx start conversion */

#define TWL4030_MADC_SW_START	(1 << 5)

#define TWL4030_MADC_ADCIN0	(1 << 0)

#define TWL4030_MADC_ADCIN1	(1 << 1)

#define TWL4030_MADC_ADCIN2	(1 << 2)

#define TWL4030_MADC_ADCIN3	(1 << 3)

#define TWL4030_MADC_ADCIN4	(1 << 4)

#define TWL4030_MADC_ADCIN5	(1 << 5)

#define TWL4030_MADC_ADCIN6	(1 << 6)

#define TWL4030_MADC_ADCIN7	(1 << 7)

#define TWL4030_MADC_ADCIN8	(1 << 8)

#define TWL4030_MADC_ADCIN9	(1 << 9)

#define TWL4030_MADC_ADCIN10	(1 << 10)

#define TWL4030_MADC_ADCIN11	(1 << 11)

#define TWL4030_MADC_ADCIN12	(1 << 12)

#define TWL4030_MADC_ADCIN13	(1 << 13)

#define TWL4030_MADC_ADCIN14	(1 << 14)

#define TWL4030_MADC_ADCIN15	(1 << 15)



/* Fixed channels */

#define TWL4030_MADC_BTEMP	TWL4030_MADC_ADCIN1

#define TWL4030_MADC_VBUS	TWL4030_MADC_ADCIN8

#define TWL4030_MADC_VBKB	TWL4030_MADC_ADCIN9

#define TWL4030_MADC_ICHG	TWL4030_MADC_ADCIN10

#define TWL4030_MADC_VCHG	TWL4030_MADC_ADCIN11

#define TWL4030_MADC_VBAT	TWL4030_MADC_ADCIN12



/* Step size and prescaler ratio */

#define TEMP_STEP_SIZE          147

#define TEMP_PSR_R              100

#define CURR_STEP_SIZE		147

#define CURR_PSR_R1		44

#define CURR_PSR_R2		88



#define TWL4030_BCI_BCICTL1	0x23

#define TWL4030_BCI_CGAIN	0x020

#define TWL4030_BCI_MESBAT	(1 << 1)

#define TWL4030_BCI_TYPEN	(1 << 4)

#define TWL4030_BCI_ITHEN	(1 << 3)



#define REG_BCICTL2             0x024

#define TWL4030_BCI_ITHSENS	0x007



/* Register and bits for GPBR1 register */

#define TWL4030_REG_GPBR1		0x0c

#define TWL4030_GPBR1_MADC_HFCLK_EN	(1 << 7)



#endif