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path: root/include/linux/mfd/ab4500.h
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/*
 * Copyright (C) 2009 ST-Ericsson
 *
 * Author: Srinidhi KASAGAR <srinidhi.kasagar@stericsson.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.
 *
 * AB4500 device core funtions, for client access
 */
#ifndef MFD_AB4500_H
#define MFD_AB4500_H

#include <linux/device.h>

/*
 * AB4500 bank addresses
 */
#define AB4500_SYS_CTRL1_BLOCK	0x1
#define AB4500_SYS_CTRL2_BLOCK	0x2
#define AB4500_REGU_CTRL1	0x3
#define AB4500_REGU_CTRL2	0x4
#define AB4500_USB		0x5
#define AB4500_TVOUT		0x6
#define AB4500_DBI		0x7
#define AB4500_ECI_AV_ACC	0x8
#define AB4500_RESERVED		0x9
#define AB4500_GPADC		0xA
#define AB4500_CHARGER		0xB
#define AB4500_GAS_GAUGE	0xC
#define AB4500_AUDIO		0xD
#define AB4500_INTERRUPT	0xE
#define AB4500_RTC		0xF
#define AB4500_MISC		0x10
#define AB4500_DEBUG		0x12
#define AB4500_PROD_TEST	0x13
#define AB4500_OTP_EMUL		0x15

/*
 * System control 1 register offsets.
 * Bank = 0x01
 */
#define AB4500_TURNON_STAT_REG		0x0100
#define AB4500_RESET_STAT_REG		0x0101
#define AB4500_PONKEY1_PRESS_STAT_REG	0x0102

#define AB4500_FSM_STAT1_REG		0x0140
#define AB4500_FSM_STAT2_REG		0x0141
#define AB4500_SYSCLK_REQ_STAT_REG	0x0142
#define AB4500_USB_STAT1_REG		0x0143
#define AB4500_USB_STAT2_REG		0x0144
#define AB4500_STATUS_SPARE1_REG	0x0145
#define AB4500_STATUS_SPARE2_REG	0x0146

#define AB4500_CTRL1_REG		0x0180
#define AB4500_CTRL2_REG		0x0181

/*
 * System control 2 register offsets.
 * bank = 0x02
 */
#define AB4500_CTRL3_REG		0x0200
#define AB4500_MAIN_WDOG_CTRL_REG	0x0201
#define AB4500_MAIN_WDOG_TIMER_REG	0x0202
#define AB4500_LOW_BAT_REG		0x0203
#define AB4500_BATT_OK_REG		0x0204
#define AB4500_SYSCLK_TIMER_REG		0x0205
#define AB4500_SMPSCLK_CTRL_REG		0x0206
#define AB4500_SMPSCLK_SEL1_REG		0x0207
#define AB4500_SMPSCLK_SEL2_REG		0x0208
#define AB4500_SMPSCLK_SEL3_REG		0x0209
#define AB4500_SYSULPCLK_CONF_REG	0x020A
#define AB4500_SYSULPCLK_CTRL1_REG	0x020B
#define AB4500_SYSCLK_CTRL_REG		0x020C
#define AB4500_SYSCLK_REQ1_VALID_REG	0x020D
#define AB4500_SYSCLK_REQ_VALID_REG	0x020E
#define AB4500_SYSCTRL_SPARE_REG	0x020F
#define AB4500_PAD_CONF_REG		0x0210

/*
 * Regu control1 register offsets
 * Bank = 0x03
 */
#define AB4500_REGU_SERIAL_CTRL1_REG	0x0300
#define AB4500_REGU_SERIAL_CTRL2_REG	0x0301
#define AB4500_REGU_SERIAL_CTRL3_REG	0x0302
#define AB4500_REGU_REQ_CTRL1_REG	0x0303
#define AB4500_REGU_REQ_CTRL2_REG	0x0304
#define AB4500_REGU_REQ_CTRL3_REG	0x0305
#define AB4500_REGU_REQ_CTRL4_REG	0x0306
#define AB4500_REGU_MISC1_REG		0x0380
#define AB4500_REGU_OTGSUPPLY_CTRL_REG	0x0381
#define AB4500_REGU_VUSB_CTRL_REG	0x0382
#define AB4500_REGU_VAUDIO_SUPPLY_REG	0x0383
#define AB4500_REGU_CTRL1_SPARE_REG	0x0384

/*
 * Regu control2 Vmod register offsets
 */
#define AB4500_REGU_VMOD_REGU_REG	0x0440
#define AB4500_REGU_VMOD_SEL1_REG	0x0441
#define AB4500_REGU_VMOD_SEL2_REG	0x0442
#define AB4500_REGU_CTRL_DISCH_REG	0x0443
#define AB4500_REGU_CTRL_DISCH2_REG	0x0444

/*
 * USB/ULPI register offsets
 * Bank : 0x5
 */
#define AB4500_USB_LINE_STAT_REG	0x0580
#define AB4500_USB_LINE_CTRL1_REG	0x0581
#define AB4500_USB_LINE_CTRL2_REG	0x0582
#define AB4500_USB_LINE_CTRL3_REG	0x0583
#define AB4500_USB_LINE_CTRL4_REG	0x0584
#define AB4500_USB_LINE_CTRL5_REG	0x0585
#define AB4500_USB_OTG_CTRL_REG		0x0587
#define AB4500_USB_OTG_STAT_REG		0x0588
#define AB4500_USB_OTG_STAT_REG		0x0588
#define AB4500_USB_CTRL_SPARE_REG	0x0589
#define AB4500_USB_PHY_CTRL_REG		0x058A

/*
 * TVOUT / CTRL register offsets
 * Bank : 0x06
 */
#define AB4500_TVOUT_CTRL_REG		0x0680

/*
 * DBI register offsets
 * Bank : 0x07
 */
#define AB4500_DBI_REG1_REG		0x0700
#define AB4500_DBI_REG2_REG		0x0701

/*
 * ECI regsiter offsets
 * Bank : 0x08
 */
#define AB4500_ECI_CTRL_REG		0x0800
#define AB4500_ECI_HOOKLEVEL_REG	0x0801
#define AB4500_ECI_DATAOUT_REG		0x0802
#define AB4500_ECI_DATAIN_REG		0x0803

/*
 * AV Connector register offsets
 * Bank : 0x08
 */
#define AB4500_AV_CONN_REG		0x0840

/*
 * Accessory detection register offsets
 * Bank : 0x08
 */
#define AB4500_ACC_DET_DB1_REG		0x0880
#define AB4500_ACC_DET_DB2_REG		0x0881

/*
 * GPADC register offsets
 * Bank : 0x0A
 */
#define AB4500_GPADC_CTRL1_REG		0x0A00
#define AB4500_GPADC_CTRL2_REG		0x0A01
#define AB4500_GPADC_CTRL3_REG		0x0A02
#define AB4500_GPADC_AUTO_TIMER_REG	0x0A03
#define AB4500_GPADC_STAT_REG		0x0A04
#define AB4500_GPADC_MANDATAL_REG	0x0A05
#define AB4500_GPADC_MANDATAH_REG	0x0A06
#define AB4500_GPADC_AUTODATAL_REG	0x0A07
#define AB4500_GPADC_AUTODATAH_REG	0x0A08
#define AB4500_GPADC_MUX_CTRL_REG	0x0A09

/*
 * Charger / status register offfsets
 * Bank : 0x0B
 */
#define AB4500_CH_STATUS1_REG		0x0B00
#define AB4500_CH_STATUS2_REG		0x0B01
#define AB4500_CH_USBCH_STAT1_REG	0x0B02
#define AB4500_CH_USBCH_STAT2_REG	0x0B03
#define AB4500_CH_FSM_STAT_REG		0x0B04
#define AB4500_CH_STAT_REG		0x0B05

/*
 * Charger / control register offfsets
 * Bank : 0x0B
 */
#define AB4500_CH_VOLT_LVL_REG		0x0B40

/*
 * Charger / main control register offfsets
 * Bank : 0x0B
 */
#define AB4500_MCH_CTRL1		0x0B80
#define AB4500_MCH_CTRL2		0x0B81
#define AB4500_MCH_IPT_CURLVL_REG	0x0B82
#define AB4500_CH_WD_REG		0x0B83

/*
 * Charger / USB control register offsets
 * Bank : 0x0B
 */
#define AB4500_USBCH_CTRL1_REG		0x0BC0
#define AB4500_USBCH_CTRL2_REG		0x0BC1
#define AB4500_USBCH_IPT_CRNTLVL_REG	0x0BC2

/*
 * RTC bank register offsets
 * Bank : 0xF
 */
#define AB4500_RTC_SOFF_STAT_REG	0x0F00
#define AB4500_RTC_CC_CONF_REG		0x0F01
#define AB4500_RTC_READ_REQ_REG		0x0F02
#define AB4500_RTC_WATCH_TSECMID_REG	0x0F03
#define AB4500_RTC_WATCH_TSECHI_REG	0x0F04
#define AB4500_RTC_WATCH_TMIN_LOW_REG	0x0F05
#define AB4500_RTC_WATCH_TMIN_MID_REG	0x0F06
#define AB4500_RTC_WATCH_TMIN_HI_REG	0x0F07
#define AB4500_RTC_ALRM_MIN_LOW_REG	0x0F08
#define AB4500_RTC_ALRM_MIN_MID_REG	0x0F09
#define AB4500_RTC_ALRM_MIN_HI_REG	0x0F0A
#define AB4500_RTC_STAT_REG		0x0F0B
#define AB4500_RTC_BKUP_CHG_REG		0x0F0C
#define AB4500_RTC_FORCE_BKUP_REG	0x0F0D
#define AB4500_RTC_CALIB_REG		0x0F0E
#define AB4500_RTC_SWITCH_STAT_REG	0x0F0F

/*
 * PWM Out generators
 * Bank: 0x10
 */
#define AB4500_PWM_OUT_CTRL1_REG	0x1060
#define AB4500_PWM_OUT_CTRL2_REG	0x1061
#define AB4500_PWM_OUT_CTRL3_REG	0x1062
#define AB4500_PWM_OUT_CTRL4_REG	0x1063
#define AB4500_PWM_OUT_CTRL5_REG	0x1064
#define AB4500_PWM_OUT_CTRL6_REG	0x1065
#define AB4500_PWM_OUT_CTRL7_REG	0x1066

#define AB4500_I2C_PAD_CTRL_REG		0x1067
#define AB4500_REV_REG			0x1080

/**
 * struct ab4500
 * @spi: spi device structure
 * @tx_buf: transmit buffer
 * @rx_buf: receive buffer
 * @lock: sync primitive
 */
struct ab4500 {
	struct spi_device	*spi;
	unsigned long		tx_buf[4];
	unsigned long		rx_buf[4];
	struct mutex		lock;
};

int ab4500_write(struct ab4500 *ab4500, unsigned char block,
		unsigned long addr, unsigned char data);
int ab4500_read(struct ab4500 *ab4500, unsigned char block,
		unsigned long addr);

#endif /* MFD_AB4500_H */