On Wed, Dec 18, 2013 at 02:51:13PM +0530, Roger Quadros wrote:
> Add power and interrupt register definitions.
>
Please fold into the next patch that uses these definitions.
> Signed-off-by: Roger Quadros <rogerq@xxxxxx>
> Acked-by: Mugunthan V N <mugunthanvnm@xxxxxx>
> ---
> include/linux/input/pixcir_ts.h | 42 +++++++++++++++++++++++++++++++++++++++++
> 1 file changed, 42 insertions(+)
>
> diff --git a/include/linux/input/pixcir_ts.h b/include/linux/input/pixcir_ts.h
> index b34ff7e..f17c192 100644
> --- a/include/linux/input/pixcir_ts.h
> +++ b/include/linux/input/pixcir_ts.h
> @@ -1,6 +1,48 @@
> #ifndef _PIXCIR_I2C_TS_H
> #define _PIXCIR_I2C_TS_H
>
> +/*
> + * Register map
> + */
> +#define PIXCIR_REG_POWER_MODE 51
> +#define PIXCIR_REG_INT_MODE 52
> +
> +/*
> + * Power modes:
> + * active: max scan speed
> + * idle: lower scan speed with automatic transition to active on touch
> + * halt: datasheet says sleep but this is more like halt as the chip
> + * clocks are cut and it can only be brought out of this mode
> + * using the RESET pin.
> + */
> +enum pixcir_power_mode {
> + PIXCIR_POWER_ACTIVE,
> + PIXCIR_POWER_IDLE,
> + PIXCIR_POWER_HALT,
> +};
> +
> +#define PIXCIR_POWER_MODE_MASK 0x03
> +#define PIXCIR_POWER_ALLOW_IDLE (1UL << 2)
> +
> +/*
> + * Interrupt modes:
> + * periodical: interrupt is asserted periodicaly
> + * diff coordinates: interrupt is asserted when coordinates change
> + * level on touch: interrupt level asserted during touch
> + * pulse on touch: interrupt pulse asserted druing touch
> + *
> + */
> +enum pixcir_int_mode {
> + PIXCIR_INT_PERIODICAL,
> + PIXCIR_INT_DIFF_COORD,
> + PIXCIR_INT_LEVEL_TOUCH,
> + PIXCIR_INT_PULSE_TOUCH,
> +};
> +
> +#define PIXCIR_INT_MODE_MASK 0x03
> +#define PIXCIR_INT_ENABLE (1UL << 3)
> +#define PIXCIR_INT_POL_HIGH (1UL << 2)
> +
> struct pixcir_ts_platform_data {
> int (*attb_read_val)(void);
> unsigned int x_size; /* X axis resolution */
> --
> 1.8.3.2
>
--
Dmitry
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