rtc: pm8xxx: rename alarm irq variable

Clean up the driver somewhat by renaming the driver-data alarm irq
variable by dropping the redundant "rtc" prefix.
Signed-off-by: Johan Hovold <johan+linaro@kernel.org>
Reviewed-by: David Collins <quic_collinsd@quicinc.com>
Link: https://lore.kernel.org/r/20230202155448.6715-11-johan+linaro@kernel.orgSigned-off-by: Alexandre Belloni <alexandre.belloni@bootlin.com>

drivers/rtc/rtc-pm8xxx.c

@@ -46,7 +46,7 @@ struct pm8xxx_rtc_regs {
  * @rtc:		rtc device for this driver.
  * @regmap:		regmap used to access RTC registers
  * @allow_set_time:	indicates whether writing to the RTC is allowed
- * @rtc_alarm_irq:	rtc alarm irq number.
+ * @alarm_irq:		alarm irq number
  * @regs:		rtc registers description.
  * @dev:		device structure
  */
@@ -54,7 +54,7 @@ struct pm8xxx_rtc {
 	struct rtc_device *rtc;
 	struct regmap *regmap;
 	bool allow_set_time;
-	int rtc_alarm_irq;
+	int alarm_irq;
 	const struct pm8xxx_rtc_regs *regs;
 	struct device *dev;
 };
@@ -364,8 +364,8 @@ static int pm8xxx_rtc_probe(struct platform_device *pdev)
 		return -ENXIO;
 	}
 
-	rtc_dd->rtc_alarm_irq = platform_get_irq(pdev, 0);
-	if (rtc_dd->rtc_alarm_irq < 0)
+	rtc_dd->alarm_irq = platform_get_irq(pdev, 0);
+	if (rtc_dd->alarm_irq < 0)
 		return -ENXIO;
 
 	rtc_dd->allow_set_time = of_property_read_bool(pdev->dev.of_node,
@@ -391,7 +391,7 @@ static int pm8xxx_rtc_probe(struct platform_device *pdev)
 	rtc_dd->rtc->range_max = U32_MAX;
 
 	/* Request the alarm IRQ */
-	rc = devm_request_any_context_irq(&pdev->dev, rtc_dd->rtc_alarm_irq,
+	rc = devm_request_any_context_irq(&pdev->dev, rtc_dd->alarm_irq,
 					  pm8xxx_alarm_trigger,
 					  IRQF_TRIGGER_RISING,
 					  "pm8xxx_rtc_alarm", rtc_dd);
@@ -404,7 +404,7 @@ static int pm8xxx_rtc_probe(struct platform_device *pdev)
 	if (rc)
 		return rc;
 
-	rc = dev_pm_set_wake_irq(&pdev->dev, rtc_dd->rtc_alarm_irq);
+	rc = dev_pm_set_wake_irq(&pdev->dev, rtc_dd->alarm_irq);
 	if (rc)
 		return rc;