rtc: pm8xxx: use u32 for timestamps

The PMIC RTC registers are 32-bit so explicitly use u32 rather than
unsigned long for timestamps to reflect the hardware.

This will also help avoid unintentional range extensions when adding
support for managing an external offset.

Signed-off-by: Johan Hovold <johan+linaro@kernel.org>
Link: https://lore.kernel.org/r/20230202155448.6715-13-johan+linaro@kernel.org
Signed-off-by: Alexandre Belloni <alexandre.belloni@bootlin.com>

diff --git a/drivers/rtc/rtc-pm8xxx.c b/drivers/rtc/rtc-pm8xxx.c
index 8a94a19e0d145181f9a247a3d371dcf5e26f464d..b1ce246c501a17d1c7c5f206f96c866b098ee456 100644 (file)
--- a/drivers/rtc/rtc-pm8xxx.c
+++ b/drivers/rtc/rtc-pm8xxx.c
@@ -74,7 +74,7 @@ static int pm8xxx_rtc_set_time(struct device *dev, struct rtc_time *tm)
        const struct pm8xxx_rtc_regs *regs = rtc_dd->regs;
        u8 value[NUM_8_BIT_RTC_REGS];
        bool alarm_enabled;
-       unsigned long secs;
+       u32 secs;
        int rc;
 
        if (!rtc_dd->allow_set_time)
@@ -83,7 +83,7 @@ static int pm8xxx_rtc_set_time(struct device *dev, struct rtc_time *tm)
        secs = rtc_tm_to_time64(tm);
        put_unaligned_le32(secs, value);
 
-       dev_dbg(dev, "set time: %ptRd %ptRt (%lu)\n", tm, tm, secs);
+       dev_dbg(dev, "set time: %ptRd %ptRt (%u)\n", tm, tm, secs);
 
        rc = regmap_update_bits_check(rtc_dd->regmap, regs->alarm_ctrl,
                                      regs->alarm_en, 0, &alarm_enabled);
@@ -131,10 +131,10 @@ static int pm8xxx_rtc_read_time(struct device *dev, struct rtc_time *tm)
 {
        int rc;
        u8 value[NUM_8_BIT_RTC_REGS];
-       unsigned long secs;
        unsigned int reg;
        struct pm8xxx_rtc *rtc_dd = dev_get_drvdata(dev);
        const struct pm8xxx_rtc_regs *regs = rtc_dd->regs;
+       u32 secs;
 
        rc = regmap_bulk_read(rtc_dd->regmap, regs->read, value, sizeof(value));
        if (rc)
@@ -158,7 +158,7 @@ static int pm8xxx_rtc_read_time(struct device *dev, struct rtc_time *tm)
        secs = get_unaligned_le32(value);
        rtc_time64_to_tm(secs, tm);
 
-       dev_dbg(dev, "read time: %ptRd %ptRt (%lu)\n", tm, tm, secs);
+       dev_dbg(dev, "read time: %ptRd %ptRt (%u)\n", tm, tm, secs);
 
        return 0;
 }
@@ -168,7 +168,7 @@ static int pm8xxx_rtc_set_alarm(struct device *dev, struct rtc_wkalrm *alarm)
        u8 value[NUM_8_BIT_RTC_REGS];
        struct pm8xxx_rtc *rtc_dd = dev_get_drvdata(dev);
        const struct pm8xxx_rtc_regs *regs = rtc_dd->regs;
-       unsigned long secs;
+       u32 secs;
        int rc;
 
        secs = rtc_tm_to_time64(&alarm->time);
@@ -201,9 +201,9 @@ static int pm8xxx_rtc_read_alarm(struct device *dev, struct rtc_wkalrm *alarm)
        int rc;
        unsigned int ctrl_reg;
        u8 value[NUM_8_BIT_RTC_REGS];
-       unsigned long secs;
        struct pm8xxx_rtc *rtc_dd = dev_get_drvdata(dev);
        const struct pm8xxx_rtc_regs *regs = rtc_dd->regs;
+       u32 secs;
 
        rc = regmap_bulk_read(rtc_dd->regmap, regs->alarm_rw, value,
                              sizeof(value));