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mfd: max77686: Convert to use regmap_irq

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By using the generic IRQ support in the Register map API, it
is possible to get rid max77686-irq.c and simplify the code.

Suggested-by: Krzysztof Kozlowski <[email protected]>
Signed-off-by: Javier Martinez Canillas <[email protected]>
Reviewed-by: Doug Anderson <[email protected]>
Tested-by: Doug Anderson <[email protected]>
Signed-off-by: Lee Jones <[email protected]>
This commit is contained in:
Javier Martinez Canillas 2014-07-04 22:24:04 +02:00 • committed by Lee Jones
commit 6f1c1e71d9
7 changed files with 123 additions and 356 deletions
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27
drivers/rtc/rtc-max77686.c
View file

@ -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);