mfd: Remove support for AB3100

The ST-Ericsson U300 platform has been removed, so this driver is no
longer needed.

Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Reviewed-by: Linus Walleij <linus.walleij@linaro.org>
Signed-off-by: Lee Jones <lee.jones@linaro.org>

1 files changed, 0 insertions, 128 deletions

diff --git a/include/linux/mfd/ab3100.h b/include/linux/mfd/ab3100.h
deleted file mode 100644
index a881d8495186..000000000000
--- a/include/linux/mfd/ab3100.h
+++ /dev/null
@@ -1,128 +0,0 @@
-/* SPDX-License-Identifier: GPL-2.0-only */
-/*
- * Copyright (C) 2007-2009 ST-Ericsson AB
- * AB3100 core access functions
- * Author: Linus Walleij <linus.walleij@stericsson.com>
- */
-
-#include <linux/regulator/machine.h>
-
-struct device;
-
-#ifndef MFD_AB3100_H
-#define MFD_AB3100_H
-
-
-#define AB3100_P1A	0xc0
-#define AB3100_P1B	0xc1
-#define AB3100_P1C	0xc2
-#define AB3100_P1D	0xc3
-#define AB3100_P1E	0xc4
-#define AB3100_P1F	0xc5
-#define AB3100_P1G	0xc6
-#define AB3100_R2A	0xc7
-#define AB3100_R2B	0xc8
-
-/*
- * AB3100, EVENTA1, A2 and A3 event register flags
- * these are catenated into a single 32-bit flag in the code
- * for event notification broadcasts.
- */
-#define AB3100_EVENTA1_ONSWA				(0x01<<16)
-#define AB3100_EVENTA1_ONSWB				(0x02<<16)
-#define AB3100_EVENTA1_ONSWC				(0x04<<16)
-#define AB3100_EVENTA1_DCIO				(0x08<<16)
-#define AB3100_EVENTA1_OVER_TEMP			(0x10<<16)
-#define AB3100_EVENTA1_SIM_OFF				(0x20<<16)
-#define AB3100_EVENTA1_VBUS				(0x40<<16)
-#define AB3100_EVENTA1_VSET_USB				(0x80<<16)
-
-#define AB3100_EVENTA2_READY_TX				(0x01<<8)
-#define AB3100_EVENTA2_READY_RX				(0x02<<8)
-#define AB3100_EVENTA2_OVERRUN_ERROR			(0x04<<8)
-#define AB3100_EVENTA2_FRAMING_ERROR			(0x08<<8)
-#define AB3100_EVENTA2_CHARG_OVERCURRENT		(0x10<<8)
-#define AB3100_EVENTA2_MIDR				(0x20<<8)
-#define AB3100_EVENTA2_BATTERY_REM			(0x40<<8)
-#define AB3100_EVENTA2_ALARM				(0x80<<8)
-
-#define AB3100_EVENTA3_ADC_TRIG5			(0x01)
-#define AB3100_EVENTA3_ADC_TRIG4			(0x02)
-#define AB3100_EVENTA3_ADC_TRIG3			(0x04)
-#define AB3100_EVENTA3_ADC_TRIG2			(0x08)
-#define AB3100_EVENTA3_ADC_TRIGVBAT			(0x10)
-#define AB3100_EVENTA3_ADC_TRIGVTX			(0x20)
-#define AB3100_EVENTA3_ADC_TRIG1			(0x40)
-#define AB3100_EVENTA3_ADC_TRIG0			(0x80)
-
-/* AB3100, STR register flags */
-#define AB3100_STR_ONSWA				(0x01)
-#define AB3100_STR_ONSWB				(0x02)
-#define AB3100_STR_ONSWC				(0x04)
-#define AB3100_STR_DCIO					(0x08)
-#define AB3100_STR_BOOT_MODE				(0x10)
-#define AB3100_STR_SIM_OFF				(0x20)
-#define AB3100_STR_BATT_REMOVAL				(0x40)
-#define AB3100_STR_VBUS					(0x80)
-
-/*
- * AB3100 contains 8 regulators, one external regulator controller
- * and a buck converter, further the LDO E and buck converter can
- * have separate settings if they are in sleep mode, this is
- * modeled as a separate regulator.
- */
-#define AB3100_NUM_REGULATORS				10
-
-/**
- * struct ab3100
- * @access_mutex: lock out concurrent accesses to the AB3100 registers
- * @dev: pointer to the containing device
- * @i2c_client: I2C client for this chip
- * @testreg_client: secondary client for test registers
- * @chip_name: name of this chip variant
- * @chip_id: 8 bit chip ID for this chip variant
- * @event_subscribers: event subscribers are listed here
- * @startup_events: a copy of the first reading of the event registers
- * @startup_events_read: whether the first events have been read
- *
- * This struct is PRIVATE and devices using it should NOT
- * access ANY fields. It is used as a token for calling the
- * AB3100 functions.
- */
-struct ab3100 {
-	struct mutex access_mutex;
-	struct device *dev;
-	struct i2c_client *i2c_client;
-	struct i2c_client *testreg_client;
-	char chip_name[32];
-	u8 chip_id;
-	struct blocking_notifier_head event_subscribers;
-	u8 startup_events[3];
-	bool startup_events_read;
-};
-
-/**
- * struct ab3100_platform_data
- * Data supplied to initialize board connections to the AB3100
- * @reg_constraints: regulator constraints for target board
- *     the order of these constraints are: LDO A, C, D, E,
- *     F, G, H, K, EXT and BUCK.
- * @reg_initvals: initial values for the regulator registers
- *     plus two sleep settings for LDO E and the BUCK converter.
- *     exactly AB3100_NUM_REGULATORS+2 values must be sent in.
- *     Order: LDO A, C, E, E sleep, F, G, H, K, EXT, BUCK,
- *     BUCK sleep, LDO D. (LDO D need to be initialized last.)
- * @external_voltage: voltage level of the external regulator.
- */
-struct ab3100_platform_data {
-	struct regulator_init_data reg_constraints[AB3100_NUM_REGULATORS];
-	u8 reg_initvals[AB3100_NUM_REGULATORS+2];
-	int external_voltage;
-};
-
-int ab3100_event_register(struct ab3100 *ab3100,
-			  struct notifier_block *nb);
-int ab3100_event_unregister(struct ab3100 *ab3100,
-			    struct notifier_block *nb);
-
-#endif /*  MFD_AB3100_H */