Commit 29bf9758 authored by Richard Genoud's avatar Richard Genoud Committed by Alexandre Belloni
Browse files

rtc: tps6594: introduce private structure as drvdata 



This patch will prepare for the next one (power management support) by
introducing struct tps6594_rtc.

No functionnal change.

Signed-off-by: default avatarRichard Genoud <richard.genoud@bootlin.com>
Link: https://lore.kernel.org/r/20240618141851.1810000-3-richard.genoud@bootlin.com


Signed-off-by: default avatarAlexandre Belloni <alexandre.belloni@bootlin.com>
parent 94d41547

drivers/rtc/rtc-tps6594.c

+20 −12
Original line number Diff line number Diff line
@@ -42,6 +42,10 @@ 
// Multiplier for ppb conversions

#define PPB_MULT NANO



struct tps6594_rtc {

	struct rtc_device *rtc_dev;

};



static int tps6594_rtc_alarm_irq_enable(struct device *dev,

					unsigned int enabled)

{
@@ -325,11 +329,11 @@ static int tps6594_rtc_set_offset(struct device *dev, long offset) 
	return tps6594_rtc_set_calibration(dev, calibration);

}



static irqreturn_t tps6594_rtc_interrupt(int irq, void *rtc)

static irqreturn_t tps6594_rtc_interrupt(int irq, void *data)

{

	struct device *dev = rtc;

	struct device *dev = data;

	struct tps6594 *tps = dev_get_drvdata(dev->parent);

	struct rtc_device *rtc_dev = dev_get_drvdata(dev);

	struct tps6594_rtc *rtc = dev_get_drvdata(dev);

	int ret;

	u32 rtc_reg;
@@ -337,7 +341,7 @@ static irqreturn_t tps6594_rtc_interrupt(int irq, void *rtc) 
	if (ret)

		return IRQ_NONE;



	rtc_update_irq(rtc_dev, 1, RTC_IRQF | RTC_AF);

	rtc_update_irq(rtc->rtc_dev, 1, RTC_IRQF | RTC_AF);



	return IRQ_HANDLED;

}
@@ -356,13 +360,17 @@ static int tps6594_rtc_probe(struct platform_device *pdev) 
{

	struct tps6594 *tps = dev_get_drvdata(pdev->dev.parent);

	struct device *dev = &pdev->dev;

	struct rtc_device *rtc;

	struct tps6594_rtc *rtc;

	int irq;

	int ret;



	rtc = devm_rtc_allocate_device(dev);

	if (IS_ERR(rtc))

		return PTR_ERR(rtc);

	rtc = devm_kzalloc(dev, sizeof(*rtc), GFP_KERNEL);

	if (!rtc)

		return -ENOMEM;



	rtc->rtc_dev = devm_rtc_allocate_device(dev);

	if (IS_ERR(rtc->rtc_dev))

		return PTR_ERR(rtc->rtc_dev);



	// Enable crystal oscillator.

	ret = regmap_set_bits(tps->regmap, TPS6594_REG_RTC_CTRL_2,
@@ -423,11 +431,11 @@ static int tps6594_rtc_probe(struct platform_device *pdev) 
		return dev_err_probe(dev, ret,

				     "Failed to init rtc as wakeup source\n");



	rtc->ops = &tps6594_rtc_ops;

	rtc->range_min = RTC_TIMESTAMP_BEGIN_2000;

	rtc->range_max = RTC_TIMESTAMP_END_2099;

	rtc->rtc_dev->ops = &tps6594_rtc_ops;

	rtc->rtc_dev->range_min = RTC_TIMESTAMP_BEGIN_2000;

	rtc->rtc_dev->range_max = RTC_TIMESTAMP_END_2099;



	return devm_rtc_register_device(rtc);

	return devm_rtc_register_device(rtc->rtc_dev);

}



static const struct platform_device_id tps6594_rtc_id_table[] = {