From 83871c00bb43f41d85dd15aba56a83bbb191eabc Mon Sep 17 00:00:00 2001 From: Chanwoo Choi Date: Mon, 14 May 2012 22:50:39 +0200 Subject: mfd: Add MAX77693 driver This patch adds MFD driver for MAX77693 to enable its sub devices. The MAX77693 is a multi-function devices. It includes PMIC, MUIC(Micro USB Interface Controller), flash LED control and haptic motor control. Signed-off-by: Chanwoo Choi Signed-off-by: Myungjoo Ham Signed-off-by: Kyungmin Park Reviewed-by: Mark Brown Signed-off-by: Samuel Ortiz --- drivers/mfd/max77693.c | 217 +++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 217 insertions(+) create mode 100644 drivers/mfd/max77693.c (limited to 'drivers/mfd/max77693.c') diff --git a/drivers/mfd/max77693.c b/drivers/mfd/max77693.c new file mode 100644 index 000000000000..c852515e68c8 --- /dev/null +++ b/drivers/mfd/max77693.c @@ -0,0 +1,217 @@ +/* + * max77693.c - mfd core driver for the MAX 77693 + * + * Copyright (C) 2012 Samsung Electronics + * SangYoung Son + * + * This program is not provided / owned by Maxim Integrated Products. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + * + * This driver is based on max8997.c + */ + +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include + +#define I2C_ADDR_PMIC (0xCC >> 1) /* Charger, Flash LED */ +#define I2C_ADDR_MUIC (0x4A >> 1) +#define I2C_ADDR_HAPTIC (0x90 >> 1) + +static struct mfd_cell max77693_devs[] = { + { .name = "max77693-pmic", }, + { .name = "max77693-charger", }, + { .name = "max77693-flash", }, + { .name = "max77693-muic", }, + { .name = "max77693-haptic", }, +}; + +int max77693_read_reg(struct regmap *map, u8 reg, u8 *dest) +{ + unsigned int val; + int ret; + + ret = regmap_read(map, reg, &val); + *dest = val; + + return ret; +} +EXPORT_SYMBOL_GPL(max77693_read_reg); + +int max77693_bulk_read(struct regmap *map, u8 reg, int count, u8 *buf) +{ + int ret; + + ret = regmap_bulk_read(map, reg, buf, count); + + return ret; +} +EXPORT_SYMBOL_GPL(max77693_bulk_read); + +int max77693_write_reg(struct regmap *map, u8 reg, u8 value) +{ + int ret; + + ret = regmap_write(map, reg, value); + + return ret; +} +EXPORT_SYMBOL_GPL(max77693_write_reg); + +int max77693_bulk_write(struct regmap *map, u8 reg, int count, u8 *buf) +{ + int ret; + + ret = regmap_bulk_write(map, reg, buf, count); + + return ret; +} +EXPORT_SYMBOL_GPL(max77693_bulk_write); + +int max77693_update_reg(struct regmap *map, u8 reg, u8 val, u8 mask) +{ + int ret; + + ret = regmap_update_bits(map, reg, mask, val); + + return ret; +} +EXPORT_SYMBOL_GPL(max77693_update_reg); + +static const struct regmap_config max77693_regmap_config = { + .reg_bits = 8, + .val_bits = 8, + .max_register = MAX77693_PMIC_REG_END, +}; + +static int max77693_i2c_probe(struct i2c_client *i2c, + const struct i2c_device_id *id) +{ + struct max77693_dev *max77693; + struct max77693_platform_data *pdata = i2c->dev.platform_data; + u8 reg_data; + int ret = 0; + + max77693 = devm_kzalloc(&i2c->dev, + sizeof(struct max77693_dev), GFP_KERNEL); + if (max77693 == NULL) + return -ENOMEM; + + max77693->regmap = devm_regmap_init_i2c(i2c, &max77693_regmap_config); + if (IS_ERR(max77693->regmap)) { + ret = PTR_ERR(max77693->regmap); + dev_err(max77693->dev,"failed to allocate register map: %d\n", + ret); + goto err_regmap; + } + + i2c_set_clientdata(i2c, max77693); + max77693->dev = &i2c->dev; + max77693->i2c = i2c; + max77693->irq = i2c->irq; + max77693->type = id->driver_data; + + if (!pdata) + goto err_regmap; + + max77693->wakeup = pdata->wakeup; + + mutex_init(&max77693->iolock); + + if (max77693_read_reg(max77693->regmap, + MAX77693_PMIC_REG_PMIC_ID2, ®_data) < 0) { + dev_err(max77693->dev, "device not found on this channel\n"); + ret = -ENODEV; + goto err_regmap; + } else + dev_info(max77693->dev, "device ID: 0x%x\n", reg_data); + + max77693->muic = i2c_new_dummy(i2c->adapter, I2C_ADDR_MUIC); + i2c_set_clientdata(max77693->muic, max77693); + + max77693->haptic = i2c_new_dummy(i2c->adapter, I2C_ADDR_HAPTIC); + i2c_set_clientdata(max77693->haptic, max77693); + + pm_runtime_set_active(max77693->dev); + + ret = mfd_add_devices(max77693->dev, -1, max77693_devs, + ARRAY_SIZE(max77693_devs), NULL, 0); + if (ret < 0) + goto err_mfd; + + return ret; + +err_mfd: + i2c_unregister_device(max77693->muic); + i2c_unregister_device(max77693->haptic); +err_regmap: + kfree(max77693); + + return ret; +} + +static int max77693_i2c_remove(struct i2c_client *i2c) +{ + struct max77693_dev *max77693 = i2c_get_clientdata(i2c); + + mfd_remove_devices(max77693->dev); + i2c_unregister_device(max77693->muic); + i2c_unregister_device(max77693->haptic); + + return 0; +} + +static const struct i2c_device_id max77693_i2c_id[] = { + { "max77693", TYPE_MAX77693 }, + { } +}; +MODULE_DEVICE_TABLE(i2c, max77693_i2c_id); + +static struct i2c_driver max77693_i2c_driver = { + .driver = { + .name = "max77693", + .owner = THIS_MODULE, + }, + .probe = max77693_i2c_probe, + .remove = max77693_i2c_remove, + .id_table = max77693_i2c_id, +}; + +static int __init max77693_i2c_init(void) +{ + return i2c_add_driver(&max77693_i2c_driver); +} +/* init early so consumer devices can complete system boot */ +subsys_initcall(max77693_i2c_init); + +static void __exit max77693_i2c_exit(void) +{ + i2c_del_driver(&max77693_i2c_driver); +} +module_exit(max77693_i2c_exit); + +MODULE_DESCRIPTION("MAXIM 77693 multi-function core driver"); +MODULE_AUTHOR("SangYoung, Son "); +MODULE_LICENSE("GPL"); -- cgit v1.2.3 From 6592ebb3979c1ec0e37eb06553ef5ce9d6f5f025 Mon Sep 17 00:00:00 2001 From: Chanwoo Choi Date: Mon, 14 May 2012 22:54:20 +0200 Subject: mfd: Add MAX77693 irq handler This patch supports IRQ handling for MAX77693. Signed-off-by: Chanwoo Choi Signed-off-by: Myungjoo Ham Signed-off-by: Kyungmin Park Signed-off-by: Samuel Ortiz --- drivers/mfd/Makefile | 2 +- drivers/mfd/max77693-irq.c | 309 +++++++++++++++++++++++++++++++++++++++++++ drivers/mfd/max77693.c | 32 +++++ include/linux/mfd/max77693.h | 1 - 4 files changed, 342 insertions(+), 2 deletions(-) create mode 100644 drivers/mfd/max77693-irq.c (limited to 'drivers/mfd/max77693.c') diff --git a/drivers/mfd/Makefile b/drivers/mfd/Makefile index db0262b34af6..d7138510c880 100644 --- a/drivers/mfd/Makefile +++ b/drivers/mfd/Makefile @@ -78,7 +78,7 @@ obj-$(CONFIG_PMIC_DA9052) += da9052-core.o obj-$(CONFIG_MFD_DA9052_SPI) += da9052-spi.o obj-$(CONFIG_MFD_DA9052_I2C) += da9052-i2c.o -obj-$(CONFIG_MFD_MAX77693) += max77693.o +obj-$(CONFIG_MFD_MAX77693) += max77693.o max77693-irq.o max8925-objs := max8925-core.o max8925-i2c.o obj-$(CONFIG_MFD_MAX8925) += max8925.o obj-$(CONFIG_MFD_MAX8997) += max8997.o max8997-irq.o diff --git a/drivers/mfd/max77693-irq.c b/drivers/mfd/max77693-irq.c new file mode 100644 index 000000000000..2b403569e0a6 --- /dev/null +++ b/drivers/mfd/max77693-irq.c @@ -0,0 +1,309 @@ +/* + * max77693-irq.c - Interrupt controller support for MAX77693 + * + * Copyright (C) 2012 Samsung Electronics Co.Ltd + * SangYoung Son + * + * This program is not provided / owned by Maxim Integrated Products. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + * + * This driver is based on max8997-irq.c + */ + +#include +#include +#include +#include +#include +#include +#include + +static const u8 max77693_mask_reg[] = { + [LED_INT] = MAX77693_LED_REG_FLASH_INT_MASK, + [TOPSYS_INT] = MAX77693_PMIC_REG_TOPSYS_INT_MASK, + [CHG_INT] = MAX77693_CHG_REG_CHG_INT_MASK, + [MUIC_INT1] = MAX77693_MUIC_REG_INTMASK1, + [MUIC_INT2] = MAX77693_MUIC_REG_INTMASK2, + [MUIC_INT3] = MAX77693_MUIC_REG_INTMASK3, +}; + +static struct regmap *max77693_get_regmap(struct max77693_dev *max77693, + enum max77693_irq_source src) +{ + switch (src) { + case LED_INT ... CHG_INT: + return max77693->regmap; + case MUIC_INT1 ... MUIC_INT3: + return max77693->regmap_muic; + default: + return ERR_PTR(-EINVAL); + } +} + +struct max77693_irq_data { + int mask; + enum max77693_irq_source group; +}; + +#define DECLARE_IRQ(idx, _group, _mask) \ + [(idx)] = { .group = (_group), .mask = (_mask) } +static const struct max77693_irq_data max77693_irqs[] = { + DECLARE_IRQ(MAX77693_LED_IRQ_FLED2_OPEN, LED_INT, 1 << 0), + DECLARE_IRQ(MAX77693_LED_IRQ_FLED2_SHORT, LED_INT, 1 << 1), + DECLARE_IRQ(MAX77693_LED_IRQ_FLED1_OPEN, LED_INT, 1 << 2), + DECLARE_IRQ(MAX77693_LED_IRQ_FLED1_SHORT, LED_INT, 1 << 3), + DECLARE_IRQ(MAX77693_LED_IRQ_MAX_FLASH, LED_INT, 1 << 4), + + DECLARE_IRQ(MAX77693_TOPSYS_IRQ_T120C_INT, TOPSYS_INT, 1 << 0), + DECLARE_IRQ(MAX77693_TOPSYS_IRQ_T140C_INT, TOPSYS_INT, 1 << 1), + DECLARE_IRQ(MAX77693_TOPSYS_IRQ_LOWSYS_INT, TOPSYS_INT, 1 << 3), + + DECLARE_IRQ(MAX77693_CHG_IRQ_BYP_I, CHG_INT, 1 << 0), + DECLARE_IRQ(MAX77693_CHG_IRQ_THM_I, CHG_INT, 1 << 2), + DECLARE_IRQ(MAX77693_CHG_IRQ_BAT_I, CHG_INT, 1 << 3), + DECLARE_IRQ(MAX77693_CHG_IRQ_CHG_I, CHG_INT, 1 << 4), + DECLARE_IRQ(MAX77693_CHG_IRQ_CHGIN_I, CHG_INT, 1 << 6), + + DECLARE_IRQ(MAX77693_MUIC_IRQ_INT1_ADC, MUIC_INT1, 1 << 0), + DECLARE_IRQ(MAX77693_MUIC_IRQ_INT1_ADC_LOW, MUIC_INT1, 1 << 1), + DECLARE_IRQ(MAX77693_MUIC_IRQ_INT1_ADC_ERR, MUIC_INT1, 1 << 2), + DECLARE_IRQ(MAX77693_MUIC_IRQ_INT1_ADC1K, MUIC_INT1, 1 << 3), + + DECLARE_IRQ(MAX77693_MUIC_IRQ_INT2_CHGTYP, MUIC_INT2, 1 << 0), + DECLARE_IRQ(MAX77693_MUIC_IRQ_INT2_CHGDETREUN, MUIC_INT2, 1 << 1), + DECLARE_IRQ(MAX77693_MUIC_IRQ_INT2_DCDTMR, MUIC_INT2, 1 << 2), + DECLARE_IRQ(MAX77693_MUIC_IRQ_INT2_DXOVP, MUIC_INT2, 1 << 3), + DECLARE_IRQ(MAX77693_MUIC_IRQ_INT2_VBVOLT, MUIC_INT2, 1 << 4), + DECLARE_IRQ(MAX77693_MUIC_IRQ_INT2_VIDRM, MUIC_INT2, 1 << 5), + + DECLARE_IRQ(MAX77693_MUIC_IRQ_INT3_EOC, MUIC_INT3, 1 << 0), + DECLARE_IRQ(MAX77693_MUIC_IRQ_INT3_CGMBC, MUIC_INT3, 1 << 1), + DECLARE_IRQ(MAX77693_MUIC_IRQ_INT3_OVP, MUIC_INT3, 1 << 2), + DECLARE_IRQ(MAX77693_MUIC_IRQ_INT3_MBCCHG_ERR, MUIC_INT3, 1 << 3), + DECLARE_IRQ(MAX77693_MUIC_IRQ_INT3_CHG_ENABLED, MUIC_INT3, 1 << 4), + DECLARE_IRQ(MAX77693_MUIC_IRQ_INT3_BAT_DET, MUIC_INT3, 1 << 5), +}; + +static void max77693_irq_lock(struct irq_data *data) +{ + struct max77693_dev *max77693 = irq_get_chip_data(data->irq); + + mutex_lock(&max77693->irqlock); +} + +static void max77693_irq_sync_unlock(struct irq_data *data) +{ + struct max77693_dev *max77693 = irq_get_chip_data(data->irq); + int i; + + for (i = 0; i < MAX77693_IRQ_GROUP_NR; i++) { + u8 mask_reg = max77693_mask_reg[i]; + struct regmap *map = max77693_get_regmap(max77693, i); + + if (mask_reg == MAX77693_REG_INVALID || + IS_ERR_OR_NULL(map)) + continue; + max77693->irq_masks_cache[i] = max77693->irq_masks_cur[i]; + + max77693_write_reg(map, max77693_mask_reg[i], + max77693->irq_masks_cur[i]); + } + + mutex_unlock(&max77693->irqlock); +} + +static const inline struct max77693_irq_data * +irq_to_max77693_irq(struct max77693_dev *max77693, int irq) +{ + return &max77693_irqs[irq]; +} + +static void max77693_irq_mask(struct irq_data *data) +{ + struct max77693_dev *max77693 = irq_get_chip_data(data->irq); + const struct max77693_irq_data *irq_data = + irq_to_max77693_irq(max77693, data->irq); + + if (irq_data->group >= MUIC_INT1 && irq_data->group <= MUIC_INT3) + max77693->irq_masks_cur[irq_data->group] &= ~irq_data->mask; + else + max77693->irq_masks_cur[irq_data->group] |= irq_data->mask; +} + +static void max77693_irq_unmask(struct irq_data *data) +{ + struct max77693_dev *max77693 = irq_get_chip_data(data->irq); + const struct max77693_irq_data *irq_data = + irq_to_max77693_irq(max77693, data->irq); + + if (irq_data->group >= MUIC_INT1 && irq_data->group <= MUIC_INT3) + max77693->irq_masks_cur[irq_data->group] |= irq_data->mask; + else + max77693->irq_masks_cur[irq_data->group] &= ~irq_data->mask; +} + +static struct irq_chip max77693_irq_chip = { + .name = "max77693", + .irq_bus_lock = max77693_irq_lock, + .irq_bus_sync_unlock = max77693_irq_sync_unlock, + .irq_mask = max77693_irq_mask, + .irq_unmask = max77693_irq_unmask, +}; + +#define MAX77693_IRQSRC_CHG (1 << 0) +#define MAX77693_IRQSRC_TOP (1 << 1) +#define MAX77693_IRQSRC_FLASH (1 << 2) +#define MAX77693_IRQSRC_MUIC (1 << 3) +static irqreturn_t max77693_irq_thread(int irq, void *data) +{ + struct max77693_dev *max77693 = data; + u8 irq_reg[MAX77693_IRQ_GROUP_NR] = {}; + u8 irq_src; + int ret; + int i, cur_irq; + + ret = max77693_read_reg(max77693->regmap, MAX77693_PMIC_REG_INTSRC, + &irq_src); + if (ret < 0) { + dev_err(max77693->dev, "Failed to read interrupt source: %d\n", + ret); + return IRQ_NONE; + } + + if (irq_src & MAX77693_IRQSRC_CHG) + /* CHG_INT */ + ret = max77693_read_reg(max77693->regmap, MAX77693_CHG_REG_CHG_INT, + &irq_reg[CHG_INT]); + + if (irq_src & MAX77693_IRQSRC_TOP) + /* TOPSYS_INT */ + ret = max77693_read_reg(max77693->regmap, + MAX77693_PMIC_REG_TOPSYS_INT, &irq_reg[TOPSYS_INT]); + + if (irq_src & MAX77693_IRQSRC_FLASH) + /* LED_INT */ + ret = max77693_read_reg(max77693->regmap, + MAX77693_LED_REG_FLASH_INT, &irq_reg[LED_INT]); + + if (irq_src & MAX77693_IRQSRC_MUIC) + /* MUIC INT1 ~ INT3 */ + max77693_bulk_read(max77693->regmap, MAX77693_MUIC_REG_INT1, + MAX77693_NUM_IRQ_MUIC_REGS, &irq_reg[MUIC_INT1]); + + /* Apply masking */ + for (i = 0; i < MAX77693_IRQ_GROUP_NR; i++) { + if (i >= MUIC_INT1 && i <= MUIC_INT3) + irq_reg[i] &= max77693->irq_masks_cur[i]; + else + irq_reg[i] &= ~max77693->irq_masks_cur[i]; + } + + /* Report */ + for (i = 0; i < MAX77693_IRQ_NR; i++) { + if (irq_reg[max77693_irqs[i].group] & max77693_irqs[i].mask) { + cur_irq = irq_find_mapping(max77693->irq_domain, i); + if (cur_irq) + handle_nested_irq(cur_irq); + } + } + + return IRQ_HANDLED; +} + +int max77693_irq_resume(struct max77693_dev *max77693) +{ + if (max77693->irq) + max77693_irq_thread(0, max77693); + + return 0; +} + +static int max77693_irq_domain_map(struct irq_domain *d, unsigned int irq, + irq_hw_number_t hw) +{ + struct max77693_dev *max77693 = d->host_data; + + irq_set_chip_data(irq, max77693); + irq_set_chip_and_handler(irq, &max77693_irq_chip, handle_edge_irq); + irq_set_nested_thread(irq, 1); +#ifdef CONFIG_ARM + set_irq_flags(irq, IRQF_VALID); +#else + irq_set_noprobe(irq); +#endif + return 0; +} + +static struct irq_domain_ops max77693_irq_domain_ops = { + .map = max77693_irq_domain_map, +}; + +int max77693_irq_init(struct max77693_dev *max77693) +{ + struct irq_domain *domain; + int i; + int ret; + + mutex_init(&max77693->irqlock); + + /* Mask individual interrupt sources */ + for (i = 0; i < MAX77693_IRQ_GROUP_NR; i++) { + struct regmap *map; + /* MUIC IRQ 0:MASK 1:NOT MASK */ + /* Other IRQ 1:MASK 0:NOT MASK */ + if (i >= MUIC_INT1 && i <= MUIC_INT3) { + max77693->irq_masks_cur[i] = 0x00; + max77693->irq_masks_cache[i] = 0x00; + } else { + max77693->irq_masks_cur[i] = 0xff; + max77693->irq_masks_cache[i] = 0xff; + } + map = max77693_get_regmap(max77693, i); + + if (IS_ERR_OR_NULL(map)) + continue; + if (max77693_mask_reg[i] == MAX77693_REG_INVALID) + continue; + if (i >= MUIC_INT1 && i <= MUIC_INT3) + max77693_write_reg(map, max77693_mask_reg[i], 0x00); + else + max77693_write_reg(map, max77693_mask_reg[i], 0xff); + } + + domain = irq_domain_add_linear(NULL, MAX77693_IRQ_NR, + &max77693_irq_domain_ops, max77693); + if (!domain) { + dev_err(max77693->dev, "could not create irq domain\n"); + return -ENODEV; + } + max77693->irq_domain = domain; + + ret = request_threaded_irq(max77693->irq, NULL, max77693_irq_thread, + IRQF_TRIGGER_FALLING | IRQF_ONESHOT, + "max77693-irq", max77693); + + if (ret) + dev_err(max77693->dev, "Failed to request IRQ %d: %d\n", + max77693->irq, ret); + + return 0; +} + +void max77693_irq_exit(struct max77693_dev *max77693) +{ + if (max77693->irq) + free_irq(max77693->irq, max77693); +} diff --git a/drivers/mfd/max77693.c b/drivers/mfd/max77693.c index c852515e68c8..e9e4278722f3 100644 --- a/drivers/mfd/max77693.c +++ b/drivers/mfd/max77693.c @@ -154,6 +154,10 @@ static int max77693_i2c_probe(struct i2c_client *i2c, max77693->haptic = i2c_new_dummy(i2c->adapter, I2C_ADDR_HAPTIC); i2c_set_clientdata(max77693->haptic, max77693); + ret = max77693_irq_init(max77693); + if (ret < 0) + goto err_mfd; + pm_runtime_set_active(max77693->dev); ret = mfd_add_devices(max77693->dev, -1, max77693_devs, @@ -161,6 +165,8 @@ static int max77693_i2c_probe(struct i2c_client *i2c, if (ret < 0) goto err_mfd; + device_init_wakeup(max77693->dev, pdata->wakeup); + return ret; err_mfd: @@ -189,10 +195,36 @@ static const struct i2c_device_id max77693_i2c_id[] = { }; MODULE_DEVICE_TABLE(i2c, max77693_i2c_id); +static int max77693_suspend(struct device *dev) +{ + struct i2c_client *i2c = container_of(dev, struct i2c_client, dev); + struct max77693_dev *max77693 = i2c_get_clientdata(i2c); + + if (device_may_wakeup(dev)) + irq_set_irq_wake(max77693->irq, 1); + return 0; +} + +static int max77693_resume(struct device *dev) +{ + struct i2c_client *i2c = container_of(dev, struct i2c_client, dev); + struct max77693_dev *max77693 = i2c_get_clientdata(i2c); + + if (device_may_wakeup(dev)) + irq_set_irq_wake(max77693->irq, 0); + return max77693_irq_resume(max77693); +} + +const struct dev_pm_ops max77693_pm = { + .suspend = max77693_suspend, + .resume = max77693_resume, +}; + static struct i2c_driver max77693_i2c_driver = { .driver = { .name = "max77693", .owner = THIS_MODULE, + .pm = &max77693_pm, }, .probe = max77693_i2c_probe, .remove = max77693_i2c_remove, diff --git a/include/linux/mfd/max77693.h b/include/linux/mfd/max77693.h index 5020b8616daa..1d28ae90384e 100644 --- a/include/linux/mfd/max77693.h +++ b/include/linux/mfd/max77693.h @@ -31,7 +31,6 @@ #define __LINUX_MFD_MAX77693_H struct max77693_platform_data { - /* IRQ */ int wakeup; }; #endif /* __LINUX_MFD_MAX77693_H */ -- cgit v1.2.3