Re: [PATCH v2 01/10] mfd: max77686: Convert to use regmap_irq

From: Lee Jones
Date: Tue Jun 17 2014 - 16:32:17 EST

On Mon, 16 Jun 2014, Javier Martinez Canillas wrote:

> By using the generic IRQ support in the Register map API, it
> is possible to get rid of max77686-irq.c and simplify the code.
>
> Suggested-by: Krzysztof Kozlowski <k.kozlowski@xxxxxxxxxxx>
> Signed-off-by: Javier Martinez Canillas <javier.martinez@xxxxxxxxxxxxxxx>
> ---
> drivers/mfd/Kconfig | 1 +
> drivers/mfd/Makefile | 2 +-
> drivers/mfd/max77686-irq.c | 319 -----------------------------------
> drivers/mfd/max77686.c | 93 +++++++++-
> drivers/rtc/rtc-max77686.c | 27 +--
> include/linux/mfd/max77686-private.h | 26 ++-
> include/linux/mfd/max77686.h | 2 -
> 7 files changed, 119 insertions(+), 351 deletions(-)
> delete mode 100644 drivers/mfd/max77686-irq.c

Nice patch - great diff.

I assume we have to wait for some of the other patches in the set, but
for now:

Acked-by: Lee Jones <lee.jones@xxxxxxxxxx>

> diff --git a/drivers/mfd/Kconfig b/drivers/mfd/Kconfig
> index ee8204c..0916447 100644
> --- a/drivers/mfd/Kconfig
> +++ b/drivers/mfd/Kconfig
> @@ -371,6 +371,7 @@ config MFD_MAX77686
> depends on I2C=y
> select MFD_CORE
> select REGMAP_I2C
> + select REGMAP_IRQ
> select IRQ_DOMAIN
> help
> Say yes here to add support for Maxim Semiconductor MAX77686.
> diff --git a/drivers/mfd/Makefile b/drivers/mfd/Makefile
> index 8afedba..3b3b408 100644
> --- a/drivers/mfd/Makefile
> +++ b/drivers/mfd/Makefile
> @@ -115,7 +115,7 @@ da9063-objs := da9063-core.o da9063-irq.o da9063-i2c.o
> obj-$(CONFIG_MFD_DA9063) += da9063.o
>
> obj-$(CONFIG_MFD_MAX14577) += max14577.o
> -obj-$(CONFIG_MFD_MAX77686) += max77686.o max77686-irq.o
> +obj-$(CONFIG_MFD_MAX77686) += max77686.o
> obj-$(CONFIG_MFD_MAX77693) += max77693.o max77693-irq.o
> obj-$(CONFIG_MFD_MAX8907) += max8907.o
> max8925-objs := max8925-core.o max8925-i2c.o
> diff --git a/drivers/mfd/max77686-irq.c b/drivers/mfd/max77686-irq.c
> deleted file mode 100644
> index cdc3280..0000000
> --- a/drivers/mfd/max77686-irq.c
> +++ /dev/null
> @@ -1,319 +0,0 @@
> -/*
> - * max77686-irq.c - Interrupt controller support for MAX77686
> - *
> - * Copyright (C) 2012 Samsung Electronics Co.Ltd
> - * Chiwoong Byun <woong.byun@xxxxxxxxxxx>
> - *
> - * 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 <linux/err.h>
> -#include <linux/irq.h>
> -#include <linux/interrupt.h>
> -#include <linux/gpio.h>
> -#include <linux/mfd/max77686.h>
> -#include <linux/mfd/max77686-private.h>
> -#include <linux/irqdomain.h>
> -#include <linux/regmap.h>
> -
> -enum {
> - MAX77686_DEBUG_IRQ_INFO = 1 << 0,
> - MAX77686_DEBUG_IRQ_MASK = 1 << 1,
> - MAX77686_DEBUG_IRQ_INT = 1 << 2,
> -};
> -
> -static int debug_mask = 0;
> -module_param(debug_mask, int, 0);
> -MODULE_PARM_DESC(debug_mask, "Set debug_mask : 0x0=off 0x1=IRQ_INFO 0x2=IRQ_MASK 0x4=IRQ_INI)");
> -
> -static const u8 max77686_mask_reg[] = {
> - [PMIC_INT1] = MAX77686_REG_INT1MSK,
> - [PMIC_INT2] = MAX77686_REG_INT2MSK,
> - [RTC_INT] = MAX77686_RTC_INTM,
> -};
> -
> -static struct regmap *max77686_get_regmap(struct max77686_dev *max77686,
> - enum max77686_irq_source src)
> -{
> - switch (src) {
> - case PMIC_INT1 ... PMIC_INT2:
> - return max77686->regmap;
> - case RTC_INT:
> - return max77686->rtc_regmap;
> - default:
> - return ERR_PTR(-EINVAL);
> - }
> -}
> -
> -struct max77686_irq_data {
> - int mask;
> - enum max77686_irq_source group;
> -};
> -
> -#define DECLARE_IRQ(idx, _group, _mask) \
> - [(idx)] = { .group = (_group), .mask = (_mask) }
> -static const struct max77686_irq_data max77686_irqs[] = {
> - DECLARE_IRQ(MAX77686_PMICIRQ_PWRONF, PMIC_INT1, 1 << 0),
> - DECLARE_IRQ(MAX77686_PMICIRQ_PWRONR, PMIC_INT1, 1 << 1),
> - DECLARE_IRQ(MAX77686_PMICIRQ_JIGONBF, PMIC_INT1, 1 << 2),
> - DECLARE_IRQ(MAX77686_PMICIRQ_JIGONBR, PMIC_INT1, 1 << 3),
> - DECLARE_IRQ(MAX77686_PMICIRQ_ACOKBF, PMIC_INT1, 1 << 4),
> - DECLARE_IRQ(MAX77686_PMICIRQ_ACOKBR, PMIC_INT1, 1 << 5),
> - DECLARE_IRQ(MAX77686_PMICIRQ_ONKEY1S, PMIC_INT1, 1 << 6),
> - DECLARE_IRQ(MAX77686_PMICIRQ_MRSTB, PMIC_INT1, 1 << 7),
> - DECLARE_IRQ(MAX77686_PMICIRQ_140C, PMIC_INT2, 1 << 0),
> - DECLARE_IRQ(MAX77686_PMICIRQ_120C, PMIC_INT2, 1 << 1),
> - DECLARE_IRQ(MAX77686_RTCIRQ_RTC60S, RTC_INT, 1 << 0),
> - DECLARE_IRQ(MAX77686_RTCIRQ_RTCA1, RTC_INT, 1 << 1),
> - DECLARE_IRQ(MAX77686_RTCIRQ_RTCA2, RTC_INT, 1 << 2),
> - DECLARE_IRQ(MAX77686_RTCIRQ_SMPL, RTC_INT, 1 << 3),
> - DECLARE_IRQ(MAX77686_RTCIRQ_RTC1S, RTC_INT, 1 << 4),
> - DECLARE_IRQ(MAX77686_RTCIRQ_WTSR, RTC_INT, 1 << 5),
> -};
> -
> -static void max77686_irq_lock(struct irq_data *data)
> -{
> - struct max77686_dev *max77686 = irq_get_chip_data(data->irq);
> -
> - if (debug_mask & MAX77686_DEBUG_IRQ_MASK)
> - pr_info("%s\n", __func__);
> -
> - mutex_lock(&max77686->irqlock);
> -}
> -
> -static void max77686_irq_sync_unlock(struct irq_data *data)
> -{
> - struct max77686_dev *max77686 = irq_get_chip_data(data->irq);
> - int i;
> -
> - for (i = 0; i < MAX77686_IRQ_GROUP_NR; i++) {
> - u8 mask_reg = max77686_mask_reg[i];
> - struct regmap *map = max77686_get_regmap(max77686, i);
> -
> - if (debug_mask & MAX77686_DEBUG_IRQ_MASK)
> - pr_debug("%s: mask_reg[%d]=0x%x, cur=0x%x\n",
> - __func__, i, mask_reg, max77686->irq_masks_cur[i]);
> -
> - if (mask_reg == MAX77686_REG_INVALID ||
> - IS_ERR_OR_NULL(map))
> - continue;
> -
> - max77686->irq_masks_cache[i] = max77686->irq_masks_cur[i];
> -
> - regmap_write(map, max77686_mask_reg[i],
> - max77686->irq_masks_cur[i]);
> - }
> -
> - mutex_unlock(&max77686->irqlock);
> -}
> -
> -static const inline struct max77686_irq_data *to_max77686_irq(int irq)
> -{
> - struct irq_data *data = irq_get_irq_data(irq);
> - return &max77686_irqs[data->hwirq];
> -}
> -
> -static void max77686_irq_mask(struct irq_data *data)
> -{
> - struct max77686_dev *max77686 = irq_get_chip_data(data->irq);
> - const struct max77686_irq_data *irq_data = to_max77686_irq(data->irq);
> -
> - max77686->irq_masks_cur[irq_data->group] |= irq_data->mask;
> -
> - if (debug_mask & MAX77686_DEBUG_IRQ_MASK)
> - pr_info("%s: group=%d, cur=0x%x\n",
> - __func__, irq_data->group,
> - max77686->irq_masks_cur[irq_data->group]);
> -}
> -
> -static void max77686_irq_unmask(struct irq_data *data)
> -{
> - struct max77686_dev *max77686 = irq_get_chip_data(data->irq);
> - const struct max77686_irq_data *irq_data = to_max77686_irq(data->irq);
> -
> - max77686->irq_masks_cur[irq_data->group] &= ~irq_data->mask;
> -
> - if (debug_mask & MAX77686_DEBUG_IRQ_MASK)
> - pr_info("%s: group=%d, cur=0x%x\n",
> - __func__, irq_data->group,
> - max77686->irq_masks_cur[irq_data->group]);
> -}
> -
> -static struct irq_chip max77686_irq_chip = {
> - .name = "max77686",
> - .irq_bus_lock = max77686_irq_lock,
> - .irq_bus_sync_unlock = max77686_irq_sync_unlock,
> - .irq_mask = max77686_irq_mask,
> - .irq_unmask = max77686_irq_unmask,
> -};
> -
> -static irqreturn_t max77686_irq_thread(int irq, void *data)
> -{
> - struct max77686_dev *max77686 = data;
> - unsigned int irq_reg[MAX77686_IRQ_GROUP_NR] = {};
> - unsigned int irq_src;
> - int ret;
> - int i, cur_irq;
> -
> - ret = regmap_read(max77686->regmap, MAX77686_REG_INTSRC, &irq_src);
> - if (ret < 0) {
> - dev_err(max77686->dev, "Failed to read interrupt source: %d\n",
> - ret);
> - return IRQ_NONE;
> - }
> -
> - if (debug_mask & MAX77686_DEBUG_IRQ_INT)
> - pr_info("%s: irq_src=0x%x\n", __func__, irq_src);
> -
> - if (irq_src == MAX77686_IRQSRC_PMIC) {
> - ret = regmap_bulk_read(max77686->regmap,
> - MAX77686_REG_INT1, irq_reg, 2);
> - if (ret < 0) {
> - dev_err(max77686->dev, "Failed to read interrupt source: %d\n",
> - ret);
> - return IRQ_NONE;
> - }
> -
> - if (debug_mask & MAX77686_DEBUG_IRQ_INT)
> - pr_info("%s: int1=0x%x, int2=0x%x\n", __func__,
> - irq_reg[PMIC_INT1], irq_reg[PMIC_INT2]);
> - }
> -
> - if (irq_src & MAX77686_IRQSRC_RTC) {
> - ret = regmap_read(max77686->rtc_regmap,
> - MAX77686_RTC_INT, &irq_reg[RTC_INT]);
> - if (ret < 0) {
> - dev_err(max77686->dev, "Failed to read interrupt source: %d\n",
> - ret);
> - return IRQ_NONE;
> - }
> -
> - if (debug_mask & MAX77686_DEBUG_IRQ_INT)
> - pr_info("%s: rtc int=0x%x\n", __func__,
> - irq_reg[RTC_INT]);
> -
> - }
> -
> - for (i = 0; i < MAX77686_IRQ_GROUP_NR; i++)
> - irq_reg[i] &= ~max77686->irq_masks_cur[i];
> -
> - for (i = 0; i < MAX77686_IRQ_NR; i++) {
> - if (irq_reg[max77686_irqs[i].group] & max77686_irqs[i].mask) {
> - cur_irq = irq_find_mapping(max77686->irq_domain, i);
> - if (cur_irq)
> - handle_nested_irq(cur_irq);
> - }
> - }
> -
> - return IRQ_HANDLED;
> -}
> -
> -static int max77686_irq_domain_map(struct irq_domain *d, unsigned int irq,
> - irq_hw_number_t hw)
> -{
> - struct max77686_dev *max77686 = d->host_data;
> -
> - irq_set_chip_data(irq, max77686);
> - irq_set_chip_and_handler(irq, &max77686_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 max77686_irq_domain_ops = {
> - .map = max77686_irq_domain_map,
> -};
> -
> -int max77686_irq_init(struct max77686_dev *max77686)
> -{
> - struct irq_domain *domain;
> - int i;
> - int ret;
> - int val;
> - struct regmap *map;
> -
> - mutex_init(&max77686->irqlock);
> -
> - if (max77686->irq_gpio && !max77686->irq) {
> - max77686->irq = gpio_to_irq(max77686->irq_gpio);
> -
> - if (debug_mask & MAX77686_DEBUG_IRQ_INT) {
> - ret = gpio_request(max77686->irq_gpio, "pmic_irq");
> - if (ret < 0) {
> - dev_err(max77686->dev,
> - "Failed to request gpio %d with ret:"
> - "%d\n", max77686->irq_gpio, ret);
> - return IRQ_NONE;
> - }
> -
> - gpio_direction_input(max77686->irq_gpio);
> - val = gpio_get_value(max77686->irq_gpio);
> - gpio_free(max77686->irq_gpio);
> - pr_info("%s: gpio_irq=%x\n", __func__, val);
> - }
> - }
> -
> - if (!max77686->irq) {
> - dev_err(max77686->dev, "irq is not specified\n");
> - return -ENODEV;
> - }
> -
> - /* Mask individual interrupt sources */
> - for (i = 0; i < MAX77686_IRQ_GROUP_NR; i++) {
> - max77686->irq_masks_cur[i] = 0xff;
> - max77686->irq_masks_cache[i] = 0xff;
> - map = max77686_get_regmap(max77686, i);
> -
> - if (IS_ERR_OR_NULL(map))
> - continue;
> - if (max77686_mask_reg[i] == MAX77686_REG_INVALID)
> - continue;
> -
> - regmap_write(map, max77686_mask_reg[i], 0xff);
> - }
> - domain = irq_domain_add_linear(NULL, MAX77686_IRQ_NR,
> - &max77686_irq_domain_ops, max77686);
> - if (!domain) {
> - dev_err(max77686->dev, "could not create irq domain\n");
> - return -ENODEV;
> - }
> - max77686->irq_domain = domain;
> -
> - ret = request_threaded_irq(max77686->irq, NULL, max77686_irq_thread,
> - IRQF_TRIGGER_FALLING | IRQF_ONESHOT,
> - "max77686-irq", max77686);
> -
> - if (ret)
> - dev_err(max77686->dev, "Failed to request IRQ %d: %d\n",
> - max77686->irq, ret);
> -
> -
> - if (debug_mask & MAX77686_DEBUG_IRQ_INFO)
> - pr_info("%s-\n", __func__);
> -
> - return 0;
> -}
> -
> -void max77686_irq_exit(struct max77686_dev *max77686)
> -{
> - if (max77686->irq)
> - free_irq(max77686->irq, max77686);
> -}
> diff --git a/drivers/mfd/max77686.c b/drivers/mfd/max77686.c
> index ce869ac..42eacb16 100644
> --- a/drivers/mfd/max77686.c
> +++ b/drivers/mfd/max77686.c
> @@ -25,6 +25,8 @@
> #include <linux/export.h>
> #include <linux/slab.h>
> #include <linux/i2c.h>
> +#include <linux/irq.h>
> +#include <linux/interrupt.h>
> #include <linux/pm_runtime.h>
> #include <linux/module.h>
> #include <linux/mfd/core.h>
> @@ -46,6 +48,54 @@ static struct regmap_config max77686_regmap_config = {
> .val_bits = 8,
> };
>
> +static struct regmap_config max77686_rtc_regmap_config = {
> + .reg_bits = 8,
> + .val_bits = 8,
> +};
> +
> +static const struct regmap_irq max77686_irqs[] = {
> + /* INT1 interrupts */
> + { .reg_offset = 0, .mask = MAX77686_INT1_PWRONF_MSK, },
> + { .reg_offset = 0, .mask = MAX77686_INT1_PWRONR_MSK, },
> + { .reg_offset = 0, .mask = MAX77686_INT1_JIGONBF_MSK, },
> + { .reg_offset = 0, .mask = MAX77686_INT1_JIGONBR_MSK, },
> + { .reg_offset = 0, .mask = MAX77686_INT1_ACOKBF_MSK, },
> + { .reg_offset = 0, .mask = MAX77686_INT1_ACOKBR_MSK, },
> + { .reg_offset = 0, .mask = MAX77686_INT1_ONKEY1S_MSK, },
> + { .reg_offset = 0, .mask = MAX77686_INT1_MRSTB_MSK, },
> + /* INT2 interrupts */
> + { .reg_offset = 1, .mask = MAX77686_INT2_140C_MSK, },
> + { .reg_offset = 1, .mask = MAX77686_INT2_120C_MSK, },
> +};
> +
> +static const struct regmap_irq_chip max77686_irq_chip = {
> + .name = "max77686-pmic",
> + .status_base = MAX77686_REG_INT1,
> + .mask_base = MAX77686_REG_INT1MSK,
> + .num_regs = 2,
> + .irqs = max77686_irqs,
> + .num_irqs = ARRAY_SIZE(max77686_irqs),
> +};
> +
> +static const struct regmap_irq max77686_rtc_irqs[] = {
> + /* RTC interrupts */
> + { .reg_offset = 0, .mask = MAX77686_RTCINT_RTC60S_MSK, },
> + { .reg_offset = 0, .mask = MAX77686_RTCINT_RTCA1_MSK, },
> + { .reg_offset = 0, .mask = MAX77686_RTCINT_RTCA2_MSK, },
> + { .reg_offset = 0, .mask = MAX77686_RTCINT_SMPL_MSK, },
> + { .reg_offset = 0, .mask = MAX77686_RTCINT_RTC1S_MSK, },
> + { .reg_offset = 0, .mask = MAX77686_RTCINT_WTSR_MSK, },
> +};
> +
> +static const struct regmap_irq_chip max77686_rtc_irq_chip = {
> + .name = "max77686-rtc",
> + .status_base = MAX77686_RTC_INT,
> + .mask_base = MAX77686_RTC_INTM,
> + .num_regs = 1,
> + .irqs = max77686_rtc_irqs,
> + .num_irqs = ARRAY_SIZE(max77686_rtc_irqs),
> +};
> +
> #ifdef CONFIG_OF
> static const struct of_device_id max77686_pmic_dt_match[] = {
> {.compatible = "maxim,max77686", .data = NULL},
> @@ -101,7 +151,6 @@ static int max77686_i2c_probe(struct i2c_client *i2c,
> max77686->type = id->driver_data;
>
> max77686->wakeup = pdata->wakeup;
> - max77686->irq_gpio = pdata->irq_gpio;
> max77686->irq = i2c->irq;
>
> max77686->regmap = devm_regmap_init_i2c(i2c, &max77686_regmap_config);
> @@ -117,8 +166,7 @@ static int max77686_i2c_probe(struct i2c_client *i2c,
> dev_err(max77686->dev,
> "device not found on this channel (this is not an error)\n");
> return -ENODEV;
> - } else
> - dev_info(max77686->dev, "device found\n");
> + }
>
> max77686->rtc = i2c_new_dummy(i2c->adapter, I2C_ADDR_RTC);
> if (!max77686->rtc) {
> @@ -127,15 +175,48 @@ static int max77686_i2c_probe(struct i2c_client *i2c,
> }
> i2c_set_clientdata(max77686->rtc, max77686);
>
> - max77686_irq_init(max77686);
> + max77686->rtc_regmap = devm_regmap_init_i2c(max77686->rtc,
> + &max77686_rtc_regmap_config);
> + if (IS_ERR(max77686->rtc_regmap)) {
> + ret = PTR_ERR(max77686->rtc_regmap);
> + dev_err(max77686->dev, "failed to allocate RTC regmap: %d\n",
> + ret);
> + goto err_unregister_i2c;
> + }
> +
> + ret = regmap_add_irq_chip(max77686->regmap, max77686->irq,
> + IRQF_TRIGGER_FALLING | IRQF_ONESHOT |
> + IRQF_SHARED, 0, &max77686_irq_chip,
> + &max77686->irq_data);
> + if (ret != 0) {
> + dev_err(&i2c->dev, "failed to add PMIC irq chip: %d\n", ret);
> + goto err_unregister_i2c;
> + }
> + ret = regmap_add_irq_chip(max77686->rtc_regmap, max77686->irq,
> + IRQF_TRIGGER_FALLING | IRQF_ONESHOT |
> + IRQF_SHARED, 0, &max77686_rtc_irq_chip,
> + &max77686->rtc_irq_data);
> + if (ret != 0) {
> + dev_err(&i2c->dev, "failed to add RTC irq chip: %d\n", ret);
> + goto err_del_irqc;
> + }
>
> ret = mfd_add_devices(max77686->dev, -1, max77686_devs,
> ARRAY_SIZE(max77686_devs), NULL, 0, NULL);
> if (ret < 0) {
> - mfd_remove_devices(max77686->dev);
> - i2c_unregister_device(max77686->rtc);
> + dev_err(&i2c->dev, "failed to add MFD devices: %d\n", ret);
> + goto err_del_rtc_irqc;
> }
>
> + return 0;
> +
> +err_del_rtc_irqc:
> + regmap_del_irq_chip(max77686->irq, max77686->rtc_irq_data);
> +err_del_irqc:
> + regmap_del_irq_chip(max77686->irq, max77686->irq_data);
> +err_unregister_i2c:
> + i2c_unregister_device(max77686->rtc);
> +
> return ret;
> }
>
> diff --git a/drivers/rtc/rtc-max77686.c b/drivers/rtc/rtc-max77686.c
> index 9efe118..d20a7f0 100644
> --- a/drivers/rtc/rtc-max77686.c
> +++ b/drivers/rtc/rtc-max77686.c
> @@ -492,16 +492,11 @@ static int max77686_rtc_init_reg(struct max77686_rtc_info *info)
> return ret;
> }
>
> -static struct regmap_config max77686_rtc_regmap_config = {
> - .reg_bits = 8,
> - .val_bits = 8,
> -};
> -
> static int max77686_rtc_probe(struct platform_device *pdev)
> {
> struct max77686_dev *max77686 = dev_get_drvdata(pdev->dev.parent);
> struct max77686_rtc_info *info;
> - int ret, virq;
> + int ret;
>
> dev_info(&pdev->dev, "%s\n", __func__);
>
> @@ -514,14 +509,7 @@ static int max77686_rtc_probe(struct platform_device *pdev)
> info->dev = &pdev->dev;
> info->max77686 = max77686;
> info->rtc = max77686->rtc;
> - info->max77686->rtc_regmap = devm_regmap_init_i2c(info->max77686->rtc,
> - &max77686_rtc_regmap_config);
> - if (IS_ERR(info->max77686->rtc_regmap)) {
> - ret = PTR_ERR(info->max77686->rtc_regmap);
> - dev_err(info->max77686->dev, "Failed to allocate register map: %d\n",
> - ret);
> - return ret;
> - }
> +
> platform_set_drvdata(pdev, info);
>
> ret = max77686_rtc_init_reg(info);
> @@ -550,15 +538,16 @@ static int max77686_rtc_probe(struct platform_device *pdev)
> ret = -EINVAL;
> goto err_rtc;
> }
> - virq = irq_create_mapping(max77686->irq_domain, MAX77686_RTCIRQ_RTCA1);
> - if (!virq) {
> +
> + info->virq = regmap_irq_get_virq(max77686->rtc_irq_data,
> + MAX77686_RTCIRQ_RTCA1);
> + if (!info->virq) {
> ret = -ENXIO;
> goto err_rtc;
> }
> - info->virq = virq;
>
> - ret = devm_request_threaded_irq(&pdev->dev, virq, NULL,
> - max77686_rtc_alarm_irq, 0, "rtc-alarm0", info);
> + ret = devm_request_threaded_irq(&pdev->dev, info->virq, NULL,
> + max77686_rtc_alarm_irq, 0, "rtc-alarm1", info);
> if (ret < 0)
> dev_err(&pdev->dev, "Failed to request alarm IRQ: %d: %d\n",
> info->virq, ret);
> diff --git a/include/linux/mfd/max77686-private.h b/include/linux/mfd/max77686-private.h
> index 8c75a9c..3a810b1 100644
> --- a/include/linux/mfd/max77686-private.h
> +++ b/include/linux/mfd/max77686-private.h
> @@ -205,7 +205,7 @@ enum max77686_irq {
> MAX77686_PMICIRQ_140C,
> MAX77686_PMICIRQ_120C,
>
> - MAX77686_RTCIRQ_RTC60S,
> + MAX77686_RTCIRQ_RTC60S = 0,
> MAX77686_RTCIRQ_RTCA1,
> MAX77686_RTCIRQ_RTCA2,
> MAX77686_RTCIRQ_SMPL,
> @@ -215,6 +215,25 @@ enum max77686_irq {
> MAX77686_IRQ_NR,
> };
>
> +#define MAX77686_INT1_PWRONF_MSK BIT(0)
> +#define MAX77686_INT1_PWRONR_MSK BIT(1)
> +#define MAX77686_INT1_JIGONBF_MSK BIT(2)
> +#define MAX77686_INT1_JIGONBR_MSK BIT(3)
> +#define MAX77686_INT1_ACOKBF_MSK BIT(4)
> +#define MAX77686_INT1_ACOKBR_MSK BIT(5)
> +#define MAX77686_INT1_ONKEY1S_MSK BIT(6)
> +#define MAX77686_INT1_MRSTB_MSK BIT(7)
> +
> +#define MAX77686_INT2_140C_MSK BIT(0)
> +#define MAX77686_INT2_120C_MSK BIT(1)
> +
> +#define MAX77686_RTCINT_RTC60S_MSK BIT(0)
> +#define MAX77686_RTCINT_RTCA1_MSK BIT(1)
> +#define MAX77686_RTCINT_RTCA2_MSK BIT(2)
> +#define MAX77686_RTCINT_SMPL_MSK BIT(3)
> +#define MAX77686_RTCINT_RTC1S_MSK BIT(4)
> +#define MAX77686_RTCINT_WTSR_MSK BIT(5)
> +
> struct max77686_dev {
> struct device *dev;
> struct i2c_client *i2c; /* 0xcc / PMIC, Battery Control, and FLASH */
> @@ -224,11 +243,10 @@ struct max77686_dev {
>
> struct regmap *regmap; /* regmap for mfd */
> struct regmap *rtc_regmap; /* regmap for rtc */
> -
> - struct irq_domain *irq_domain;
> + struct regmap_irq_chip_data *irq_data;
> + struct regmap_irq_chip_data *rtc_irq_data;
>
> int irq;
> - int irq_gpio;
> bool wakeup;
> struct mutex irqlock;
> int irq_masks_cur[MAX77686_IRQ_GROUP_NR];
> diff --git a/include/linux/mfd/max77686.h b/include/linux/mfd/max77686.h
> index 46c0f32..4cbcc13 100644
> --- a/include/linux/mfd/max77686.h
> +++ b/include/linux/mfd/max77686.h
> @@ -89,8 +89,6 @@ struct max77686_opmode_data {
> };
>
> struct max77686_platform_data {
> - /* IRQ */
> - int irq_gpio;
> int ono;
> int wakeup;
>

--
Lee Jones
Linaro STMicroelectronics Landing Team Lead
Linaro.org â Open source software for ARM SoCs
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