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/* Header of ADC MFD core driver for sunxi platforms
*
* Copyright (c) 2016 Quentin Schulz <quentin.schulz@free-electrons.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.
*/
#ifndef __SUN4I_GPADC__H__
#define __SUN4I_GPADC__H__
#define SUN4I_GPADC_CTRL0 0x00
#define SUN4I_GPADC_CTRL0_ADC_FIRST_DLY(x) ((GENMASK(7, 0) & (x)) << 24)
#define SUN4I_GPADC_CTRL0_ADC_FIRST_DLY_MODE BIT(23)
#define SUN4I_GPADC_CTRL0_ADC_CLK_SELECT BIT(22)
#define SUN4I_GPADC_CTRL0_ADC_CLK_DIVIDER(x) ((GENMASK(1, 0) & (x)) << 20)
#define SUN4I_GPADC_CTRL0_FS_DIV(x) ((GENMASK(3, 0) & (x)) << 16)
#define SUN4I_GPADC_CTRL0_T_ACQ(x) (GENMASK(15, 0) & (x))
#define SUN4I_GPADC_CTRL1 0x04
#define SUN4I_GPADC_CTRL1_STYLUS_UP_DEBOUNCE(x) ((GENMASK(7, 0) & (x)) << 12)
#define SUN4I_GPADC_CTRL1_STYLUS_UP_DEBOUNCE_EN BIT(9)
#define SUN4I_GPADC_CTRL1_TOUCH_PAN_CALI_EN BIT(6)
#define SUN4I_GPADC_CTRL1_TP_DUAL_EN BIT(5)
#define SUN4I_GPADC_CTRL1_TP_MODE_EN BIT(4)
#define SUN4I_GPADC_CTRL1_TP_ADC_SELECT BIT(3)
#define SUN4I_GPADC_CTRL1_ADC_CHAN_SELECT(x) (GENMASK(2, 0) & (x))
/* TP_CTRL1 bits for sun6i SOCs */
#define SUN6I_GPADC_CTRL1_TOUCH_PAN_CALI_EN BIT(7)
#define SUN6I_GPADC_CTRL1_TP_DUAL_EN BIT(6)
#define SUN6I_GPADC_CTRL1_TP_MODE_EN BIT(5)
#define SUN6I_GPADC_CTRL1_TP_ADC_SELECT BIT(4)
#define SUN6I_GPADC_CTRL1_ADC_CHAN_SELECT(x) (GENMASK(3, 0) & BIT(x))
#define SUN4I_GPADC_CTRL2 0x08
#define SUN4I_GPADC_CTRL2_TP_SENSITIVE_ADJUST(x) ((GENMASK(3, 0) & (x)) << 28)
#define SUN4I_GPADC_CTRL2_TP_MODE_SELECT(x) ((GENMASK(1, 0) & (x)) << 26)
#define SUN4I_GPADC_CTRL2_PRE_MEA_EN BIT(24)
#define SUN4I_GPADC_CTRL2_PRE_MEA_THRE_CNT(x) (GENMASK(23, 0) & (x))
#define SUN4I_GPADC_CTRL3 0x0c
#define SUN4I_GPADC_CTRL3_FILTER_EN BIT(2)
#define SUN4I_GPADC_CTRL3_FILTER_TYPE(x) (GENMASK(1, 0) & (x))
#define SUN4I_GPADC_TPR 0x18
#define SUN4I_GPADC_TPR_TEMP_ENABLE BIT(16)
#define SUN4I_GPADC_TPR_TEMP_PERIOD(x) (GENMASK(15, 0) & (x))
#define SUN4I_GPADC_INT_FIFOC 0x10
#define SUN4I_GPADC_INT_FIFOC_TEMP_IRQ_EN BIT(18)
#define SUN4I_GPADC_INT_FIFOC_TP_OVERRUN_IRQ_EN BIT(17)
#define SUN4I_GPADC_INT_FIFOC_TP_DATA_IRQ_EN BIT(16)
#define SUN4I_GPADC_INT_FIFOC_TP_DATA_XY_CHANGE BIT(13)
#define SUN4I_GPADC_INT_FIFOC_TP_FIFO_TRIG_LEVEL(x) ((GENMASK(4, 0) & (x)) << 8)
#define SUN4I_GPADC_INT_FIFOC_TP_DATA_DRQ_EN BIT(7)
#define SUN4I_GPADC_INT_FIFOC_TP_FIFO_FLUSH BIT(4)
#define SUN4I_GPADC_INT_FIFOC_TP_UP_IRQ_EN BIT(1)
#define SUN4I_GPADC_INT_FIFOC_TP_DOWN_IRQ_EN BIT(0)
#define SUN4I_GPADC_INT_FIFOS 0x14
#define SUN4I_GPADC_INT_FIFOS_TEMP_DATA_PENDING BIT(18)
#define SUN4I_GPADC_INT_FIFOS_FIFO_OVERRUN_PENDING BIT(17)
#define SUN4I_GPADC_INT_FIFOS_FIFO_DATA_PENDING BIT(16)
#define SUN4I_GPADC_INT_FIFOS_TP_IDLE_FLG BIT(2)
#define SUN4I_GPADC_INT_FIFOS_TP_UP_PENDING BIT(1)
#define SUN4I_GPADC_INT_FIFOS_TP_DOWN_PENDING BIT(0)
#define SUN4I_GPADC_CDAT 0x1c
#define SUN4I_GPADC_TEMP_DATA 0x20
#define SUN4I_GPADC_DATA 0x24
#define SUN4I_GPADC_IRQ_FIFO_DATA 0
#define SUN4I_GPADC_IRQ_TEMP_DATA 1
/* 10s delay before suspending the IP */
#define SUN4I_GPADC_AUTOSUSPEND_DELAY 10000
struct sun4i_gpadc_dev {
struct device *dev;
struct regmap *regmap;
struct regmap_irq_chip_data *regmap_irqc;
void __iomem *base;
};
#endif
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