Re: [PATCH 7/7] iio: adc: twl4030: Fold twl4030-madc.h into driver

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On 27/04/17 16:30, Sebastian Reichel wrote:
> 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: Sebastian Reichel <sebastian.reichel@xxxxxxxxxxxxxxx>
Acked-by: Jonathan Cameron <jic23@xxxxxxxxxx>
> ---
>  drivers/iio/adc/twl4030-madc.c   | 113 +++++++++++++++++++++++++++++++-
>  include/linux/i2c/twl4030-madc.h | 137 ---------------------------------------
>  2 files changed, 112 insertions(+), 138 deletions(-)
>  delete mode 100644 include/linux/i2c/twl4030-madc.h
> 
> diff --git a/drivers/iio/adc/twl4030-madc.c b/drivers/iio/adc/twl4030-madc.c
> index 21df5b932bd1..bd3d37fc2144 100644
> --- a/drivers/iio/adc/twl4030-madc.c
> +++ b/drivers/iio/adc/twl4030-madc.c
> @@ -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
> diff --git a/include/linux/i2c/twl4030-madc.h b/include/linux/i2c/twl4030-madc.h
> deleted file mode 100644
> index 34e94747b61e..000000000000
> --- a/include/linux/i2c/twl4030-madc.h
> +++ /dev/null
> @@ -1,137 +0,0 @@
> -/*
> - * twl4030_madc.h - Header for TWL4030 MADC
> - *
> - * Copyright (C) 2011 Texas Instruments Incorporated - http://www.ti.com/
> - * J Keerthy <j-keerthy@xxxxxx>
> - *
> - * 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
> 

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