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-rw-r--r--drivers/rtc/Kconfig1
-rw-r--r--drivers/rtc/rtc-88pm80x.c21
-rw-r--r--drivers/rtc/rtc-88pm860x.c21
-rw-r--r--drivers/rtc/rtc-cmos.c3
-rw-r--r--drivers/rtc/rtc-ds1672.c3
-rw-r--r--drivers/rtc/rtc-hym8563.c2
-rw-r--r--drivers/rtc/rtc-max8997.c2
-rw-r--r--drivers/rtc/rtc-msm6242.c3
-rw-r--r--drivers/rtc/rtc-mt6397.c47
-rw-r--r--drivers/rtc/rtc-pcf8563.c11
-rw-r--r--drivers/rtc/rtc-pm8xxx.c55
-rw-r--r--drivers/rtc/rtc-proc.c4
-rw-r--r--drivers/rtc/rtc-tps65910.c2
13 files changed, 121 insertions, 54 deletions
diff --git a/drivers/rtc/Kconfig b/drivers/rtc/Kconfig
index d4ab6c4ced25..a97e674b1660 100644
--- a/drivers/rtc/Kconfig
+++ b/drivers/rtc/Kconfig
@@ -278,6 +278,7 @@ config RTC_DRV_MAX6900
config RTC_DRV_MAX8907
tristate "Maxim MAX8907"
depends on MFD_MAX8907
+ select REGMAP_IRQ
help
If you say yes here you will get support for the
RTC of Maxim MAX8907 PMIC.
diff --git a/drivers/rtc/rtc-88pm80x.c b/drivers/rtc/rtc-88pm80x.c
index 466bf7f9a285..7da2a1fb50f8 100644
--- a/drivers/rtc/rtc-88pm80x.c
+++ b/drivers/rtc/rtc-88pm80x.c
@@ -116,12 +116,14 @@ static int pm80x_rtc_read_time(struct device *dev, struct rtc_time *tm)
unsigned char buf[4];
unsigned long ticks, base, data;
regmap_raw_read(info->map, PM800_RTC_EXPIRE2_1, buf, 4);
- base = (buf[3] << 24) | (buf[2] << 16) | (buf[1] << 8) | buf[0];
+ base = ((unsigned long)buf[3] << 24) | (buf[2] << 16) |
+ (buf[1] << 8) | buf[0];
dev_dbg(info->dev, "%x-%x-%x-%x\n", buf[0], buf[1], buf[2], buf[3]);
/* load 32-bit read-only counter */
regmap_raw_read(info->map, PM800_RTC_COUNTER1, buf, 4);
- data = (buf[3] << 24) | (buf[2] << 16) | (buf[1] << 8) | buf[0];
+ data = ((unsigned long)buf[3] << 24) | (buf[2] << 16) |
+ (buf[1] << 8) | buf[0];
ticks = base + data;
dev_dbg(info->dev, "get base:0x%lx, RO count:0x%lx, ticks:0x%lx\n",
base, data, ticks);
@@ -144,7 +146,8 @@ static int pm80x_rtc_set_time(struct device *dev, struct rtc_time *tm)
/* load 32-bit read-only counter */
regmap_raw_read(info->map, PM800_RTC_COUNTER1, buf, 4);
- data = (buf[3] << 24) | (buf[2] << 16) | (buf[1] << 8) | buf[0];
+ data = ((unsigned long)buf[3] << 24) | (buf[2] << 16) |
+ (buf[1] << 8) | buf[0];
base = ticks - data;
dev_dbg(info->dev, "set base:0x%lx, RO count:0x%lx, ticks:0x%lx\n",
base, data, ticks);
@@ -165,11 +168,13 @@ static int pm80x_rtc_read_alarm(struct device *dev, struct rtc_wkalrm *alrm)
int ret;
regmap_raw_read(info->map, PM800_RTC_EXPIRE2_1, buf, 4);
- base = (buf[3] << 24) | (buf[2] << 16) | (buf[1] << 8) | buf[0];
+ base = ((unsigned long)buf[3] << 24) | (buf[2] << 16) |
+ (buf[1] << 8) | buf[0];
dev_dbg(info->dev, "%x-%x-%x-%x\n", buf[0], buf[1], buf[2], buf[3]);
regmap_raw_read(info->map, PM800_RTC_EXPIRE1_1, buf, 4);
- data = (buf[3] << 24) | (buf[2] << 16) | (buf[1] << 8) | buf[0];
+ data = ((unsigned long)buf[3] << 24) | (buf[2] << 16) |
+ (buf[1] << 8) | buf[0];
ticks = base + data;
dev_dbg(info->dev, "get base:0x%lx, RO count:0x%lx, ticks:0x%lx\n",
base, data, ticks);
@@ -192,12 +197,14 @@ static int pm80x_rtc_set_alarm(struct device *dev, struct rtc_wkalrm *alrm)
regmap_update_bits(info->map, PM800_RTC_CONTROL, PM800_ALARM1_EN, 0);
regmap_raw_read(info->map, PM800_RTC_EXPIRE2_1, buf, 4);
- base = (buf[3] << 24) | (buf[2] << 16) | (buf[1] << 8) | buf[0];
+ base = ((unsigned long)buf[3] << 24) | (buf[2] << 16) |
+ (buf[1] << 8) | buf[0];
dev_dbg(info->dev, "%x-%x-%x-%x\n", buf[0], buf[1], buf[2], buf[3]);
/* load 32-bit read-only counter */
regmap_raw_read(info->map, PM800_RTC_COUNTER1, buf, 4);
- data = (buf[3] << 24) | (buf[2] << 16) | (buf[1] << 8) | buf[0];
+ data = ((unsigned long)buf[3] << 24) | (buf[2] << 16) |
+ (buf[1] << 8) | buf[0];
ticks = base + data;
dev_dbg(info->dev, "get base:0x%lx, RO count:0x%lx, ticks:0x%lx\n",
base, data, ticks);
diff --git a/drivers/rtc/rtc-88pm860x.c b/drivers/rtc/rtc-88pm860x.c
index 166faae3a59c..7d3e5168fcef 100644
--- a/drivers/rtc/rtc-88pm860x.c
+++ b/drivers/rtc/rtc-88pm860x.c
@@ -115,11 +115,13 @@ static int pm860x_rtc_read_time(struct device *dev, struct rtc_time *tm)
pm860x_page_bulk_read(info->i2c, REG0_ADDR, 8, buf);
dev_dbg(info->dev, "%x-%x-%x-%x-%x-%x-%x-%x\n", buf[0], buf[1],
buf[2], buf[3], buf[4], buf[5], buf[6], buf[7]);
- base = (buf[1] << 24) | (buf[3] << 16) | (buf[5] << 8) | buf[7];
+ base = ((unsigned long)buf[1] << 24) | (buf[3] << 16) |
+ (buf[5] << 8) | buf[7];
/* load 32-bit read-only counter */
pm860x_bulk_read(info->i2c, PM8607_RTC_COUNTER1, 4, buf);
- data = (buf[3] << 24) | (buf[2] << 16) | (buf[1] << 8) | buf[0];
+ data = ((unsigned long)buf[3] << 24) | (buf[2] << 16) |
+ (buf[1] << 8) | buf[0];
ticks = base + data;
dev_dbg(info->dev, "get base:0x%lx, RO count:0x%lx, ticks:0x%lx\n",
base, data, ticks);
@@ -145,7 +147,8 @@ static int pm860x_rtc_set_time(struct device *dev, struct rtc_time *tm)
/* load 32-bit read-only counter */
pm860x_bulk_read(info->i2c, PM8607_RTC_COUNTER1, 4, buf);
- data = (buf[3] << 24) | (buf[2] << 16) | (buf[1] << 8) | buf[0];
+ data = ((unsigned long)buf[3] << 24) | (buf[2] << 16) |
+ (buf[1] << 8) | buf[0];
base = ticks - data;
dev_dbg(info->dev, "set base:0x%lx, RO count:0x%lx, ticks:0x%lx\n",
base, data, ticks);
@@ -170,10 +173,12 @@ static int pm860x_rtc_read_alarm(struct device *dev, struct rtc_wkalrm *alrm)
pm860x_page_bulk_read(info->i2c, REG0_ADDR, 8, buf);
dev_dbg(info->dev, "%x-%x-%x-%x-%x-%x-%x-%x\n", buf[0], buf[1],
buf[2], buf[3], buf[4], buf[5], buf[6], buf[7]);
- base = (buf[1] << 24) | (buf[3] << 16) | (buf[5] << 8) | buf[7];
+ base = ((unsigned long)buf[1] << 24) | (buf[3] << 16) |
+ (buf[5] << 8) | buf[7];
pm860x_bulk_read(info->i2c, PM8607_RTC_EXPIRE1, 4, buf);
- data = (buf[3] << 24) | (buf[2] << 16) | (buf[1] << 8) | buf[0];
+ data = ((unsigned long)buf[3] << 24) | (buf[2] << 16) |
+ (buf[1] << 8) | buf[0];
ticks = base + data;
dev_dbg(info->dev, "get base:0x%lx, RO count:0x%lx, ticks:0x%lx\n",
base, data, ticks);
@@ -198,11 +203,13 @@ static int pm860x_rtc_set_alarm(struct device *dev, struct rtc_wkalrm *alrm)
pm860x_page_bulk_read(info->i2c, REG0_ADDR, 8, buf);
dev_dbg(info->dev, "%x-%x-%x-%x-%x-%x-%x-%x\n", buf[0], buf[1],
buf[2], buf[3], buf[4], buf[5], buf[6], buf[7]);
- base = (buf[1] << 24) | (buf[3] << 16) | (buf[5] << 8) | buf[7];
+ base = ((unsigned long)buf[1] << 24) | (buf[3] << 16) |
+ (buf[5] << 8) | buf[7];
/* load 32-bit read-only counter */
pm860x_bulk_read(info->i2c, PM8607_RTC_COUNTER1, 4, buf);
- data = (buf[3] << 24) | (buf[2] << 16) | (buf[1] << 8) | buf[0];
+ data = ((unsigned long)buf[3] << 24) | (buf[2] << 16) |
+ (buf[1] << 8) | buf[0];
ticks = base + data;
dev_dbg(info->dev, "get base:0x%lx, RO count:0x%lx, ticks:0x%lx\n",
base, data, ticks);
diff --git a/drivers/rtc/rtc-cmos.c b/drivers/rtc/rtc-cmos.c
index 86015b393dd5..41de5f1331fe 100644
--- a/drivers/rtc/rtc-cmos.c
+++ b/drivers/rtc/rtc-cmos.c
@@ -343,7 +343,10 @@ static int cmos_set_alarm(struct device *dev, struct rtc_wkalrm *t)
min = t->time.tm_min;
sec = t->time.tm_sec;
+ spin_lock_irq(&rtc_lock);
rtc_control = CMOS_READ(RTC_CONTROL);
+ spin_unlock_irq(&rtc_lock);
+
if (!(rtc_control & RTC_DM_BINARY) || RTC_ALWAYS_BCD) {
/* Writing 0xff means "don't care" or "match all". */
mon = (mon <= 12) ? bin2bcd(mon) : 0xff;
diff --git a/drivers/rtc/rtc-ds1672.c b/drivers/rtc/rtc-ds1672.c
index 92b1cbf2c4a7..2bea733b1589 100644
--- a/drivers/rtc/rtc-ds1672.c
+++ b/drivers/rtc/rtc-ds1672.c
@@ -60,7 +60,8 @@ static int ds1672_get_datetime(struct i2c_client *client, struct rtc_time *tm)
"%s: raw read data - counters=%02x,%02x,%02x,%02x\n",
__func__, buf[0], buf[1], buf[2], buf[3]);
- time = (buf[3] << 24) | (buf[2] << 16) | (buf[1] << 8) | buf[0];
+ time = ((unsigned long)buf[3] << 24) | (buf[2] << 16) |
+ (buf[1] << 8) | buf[0];
rtc_time_to_tm(time, tm);
diff --git a/drivers/rtc/rtc-hym8563.c b/drivers/rtc/rtc-hym8563.c
index b1b4746a0eab..dbec596494eb 100644
--- a/drivers/rtc/rtc-hym8563.c
+++ b/drivers/rtc/rtc-hym8563.c
@@ -105,7 +105,7 @@ static int hym8563_rtc_read_time(struct device *dev, struct rtc_time *tm)
if (!hym8563->valid) {
dev_warn(&client->dev, "no valid clock/calendar values available\n");
- return -EPERM;
+ return -EINVAL;
}
ret = i2c_smbus_read_i2c_block_data(client, HYM8563_SEC, 7, buf);
diff --git a/drivers/rtc/rtc-max8997.c b/drivers/rtc/rtc-max8997.c
index db984d4bf952..4cce5bd448f6 100644
--- a/drivers/rtc/rtc-max8997.c
+++ b/drivers/rtc/rtc-max8997.c
@@ -221,7 +221,7 @@ static int max8997_rtc_read_alarm(struct device *dev, struct rtc_wkalrm *alrm)
out:
mutex_unlock(&info->lock);
- return 0;
+ return ret;
}
static int max8997_rtc_stop_alarm(struct max8997_rtc_info *info)
diff --git a/drivers/rtc/rtc-msm6242.c b/drivers/rtc/rtc-msm6242.c
index c1c5c4e3b3b4..c981301efbe5 100644
--- a/drivers/rtc/rtc-msm6242.c
+++ b/drivers/rtc/rtc-msm6242.c
@@ -132,7 +132,8 @@ static int msm6242_read_time(struct device *dev, struct rtc_time *tm)
msm6242_read(priv, MSM6242_SECOND1);
tm->tm_min = msm6242_read(priv, MSM6242_MINUTE10) * 10 +
msm6242_read(priv, MSM6242_MINUTE1);
- tm->tm_hour = (msm6242_read(priv, MSM6242_HOUR10 & 3)) * 10 +
+ tm->tm_hour = (msm6242_read(priv, MSM6242_HOUR10) &
+ MSM6242_HOUR10_HR_MASK) * 10 +
msm6242_read(priv, MSM6242_HOUR1);
tm->tm_mday = msm6242_read(priv, MSM6242_DAY10) * 10 +
msm6242_read(priv, MSM6242_DAY1);
diff --git a/drivers/rtc/rtc-mt6397.c b/drivers/rtc/rtc-mt6397.c
index 06a5c52b292f..74740ed3a7c3 100644
--- a/drivers/rtc/rtc-mt6397.c
+++ b/drivers/rtc/rtc-mt6397.c
@@ -55,6 +55,14 @@
#define RTC_AL_SEC 0x0018
+#define RTC_AL_SEC_MASK 0x003f
+#define RTC_AL_MIN_MASK 0x003f
+#define RTC_AL_HOU_MASK 0x001f
+#define RTC_AL_DOM_MASK 0x001f
+#define RTC_AL_DOW_MASK 0x0007
+#define RTC_AL_MTH_MASK 0x000f
+#define RTC_AL_YEA_MASK 0x007f
+
#define RTC_PDN2 0x002e
#define RTC_PDN2_PWRON_ALARM BIT(4)
@@ -111,7 +119,7 @@ static irqreturn_t mtk_rtc_irq_handler_thread(int irq, void *data)
irqen = irqsta & ~RTC_IRQ_EN_AL;
mutex_lock(&rtc->lock);
if (regmap_write(rtc->regmap, rtc->addr_base + RTC_IRQ_EN,
- irqen) < 0)
+ irqen) == 0)
mtk_rtc_write_trigger(rtc);
mutex_unlock(&rtc->lock);
@@ -233,12 +241,12 @@ static int mtk_rtc_read_alarm(struct device *dev, struct rtc_wkalrm *alm)
alm->pending = !!(pdn2 & RTC_PDN2_PWRON_ALARM);
mutex_unlock(&rtc->lock);
- tm->tm_sec = data[RTC_OFFSET_SEC];
- tm->tm_min = data[RTC_OFFSET_MIN];
- tm->tm_hour = data[RTC_OFFSET_HOUR];
- tm->tm_mday = data[RTC_OFFSET_DOM];
- tm->tm_mon = data[RTC_OFFSET_MTH];
- tm->tm_year = data[RTC_OFFSET_YEAR];
+ tm->tm_sec = data[RTC_OFFSET_SEC] & RTC_AL_SEC_MASK;
+ tm->tm_min = data[RTC_OFFSET_MIN] & RTC_AL_MIN_MASK;
+ tm->tm_hour = data[RTC_OFFSET_HOUR] & RTC_AL_HOU_MASK;
+ tm->tm_mday = data[RTC_OFFSET_DOM] & RTC_AL_DOM_MASK;
+ tm->tm_mon = data[RTC_OFFSET_MTH] & RTC_AL_MTH_MASK;
+ tm->tm_year = data[RTC_OFFSET_YEAR] & RTC_AL_YEA_MASK;
tm->tm_year += RTC_MIN_YEAR_OFFSET;
tm->tm_mon--;
@@ -259,14 +267,25 @@ static int mtk_rtc_set_alarm(struct device *dev, struct rtc_wkalrm *alm)
tm->tm_year -= RTC_MIN_YEAR_OFFSET;
tm->tm_mon++;
- data[RTC_OFFSET_SEC] = tm->tm_sec;
- data[RTC_OFFSET_MIN] = tm->tm_min;
- data[RTC_OFFSET_HOUR] = tm->tm_hour;
- data[RTC_OFFSET_DOM] = tm->tm_mday;
- data[RTC_OFFSET_MTH] = tm->tm_mon;
- data[RTC_OFFSET_YEAR] = tm->tm_year;
-
mutex_lock(&rtc->lock);
+ ret = regmap_bulk_read(rtc->regmap, rtc->addr_base + RTC_AL_SEC,
+ data, RTC_OFFSET_COUNT);
+ if (ret < 0)
+ goto exit;
+
+ data[RTC_OFFSET_SEC] = ((data[RTC_OFFSET_SEC] & ~(RTC_AL_SEC_MASK)) |
+ (tm->tm_sec & RTC_AL_SEC_MASK));
+ data[RTC_OFFSET_MIN] = ((data[RTC_OFFSET_MIN] & ~(RTC_AL_MIN_MASK)) |
+ (tm->tm_min & RTC_AL_MIN_MASK));
+ data[RTC_OFFSET_HOUR] = ((data[RTC_OFFSET_HOUR] & ~(RTC_AL_HOU_MASK)) |
+ (tm->tm_hour & RTC_AL_HOU_MASK));
+ data[RTC_OFFSET_DOM] = ((data[RTC_OFFSET_DOM] & ~(RTC_AL_DOM_MASK)) |
+ (tm->tm_mday & RTC_AL_DOM_MASK));
+ data[RTC_OFFSET_MTH] = ((data[RTC_OFFSET_MTH] & ~(RTC_AL_MTH_MASK)) |
+ (tm->tm_mon & RTC_AL_MTH_MASK));
+ data[RTC_OFFSET_YEAR] = ((data[RTC_OFFSET_YEAR] & ~(RTC_AL_YEA_MASK)) |
+ (tm->tm_year & RTC_AL_YEA_MASK));
+
if (alm->enabled) {
ret = regmap_bulk_write(rtc->regmap,
rtc->addr_base + RTC_AL_SEC,
diff --git a/drivers/rtc/rtc-pcf8563.c b/drivers/rtc/rtc-pcf8563.c
index 45b5a3d47ccf..1982eec0a3ea 100644
--- a/drivers/rtc/rtc-pcf8563.c
+++ b/drivers/rtc/rtc-pcf8563.c
@@ -568,7 +568,6 @@ static int pcf8563_probe(struct i2c_client *client,
struct pcf8563 *pcf8563;
int err;
unsigned char buf;
- unsigned char alm_pending;
dev_dbg(&client->dev, "%s\n", __func__);
@@ -594,13 +593,13 @@ static int pcf8563_probe(struct i2c_client *client,
return err;
}
- err = pcf8563_get_alarm_mode(client, NULL, &alm_pending);
- if (err) {
- dev_err(&client->dev, "%s: read error\n", __func__);
+ /* Clear flags and disable interrupts */
+ buf = 0;
+ err = pcf8563_write_block_data(client, PCF8563_REG_ST2, 1, &buf);
+ if (err < 0) {
+ dev_err(&client->dev, "%s: write error\n", __func__);
return err;
}
- if (alm_pending)
- pcf8563_set_alarm_mode(client, 0);
pcf8563->rtc = devm_rtc_device_register(&client->dev,
pcf8563_driver.driver.name,
diff --git a/drivers/rtc/rtc-pm8xxx.c b/drivers/rtc/rtc-pm8xxx.c
index 795fcbd02ea3..cd4434cca877 100644
--- a/drivers/rtc/rtc-pm8xxx.c
+++ b/drivers/rtc/rtc-pm8xxx.c
@@ -74,16 +74,18 @@ struct pm8xxx_rtc {
/*
* Steps to write the RTC registers.
* 1. Disable alarm if enabled.
- * 2. Write 0x00 to LSB.
- * 3. Write Byte[1], Byte[2], Byte[3] then Byte[0].
- * 4. Enable alarm if disabled in step 1.
+ * 2. Disable rtc if enabled.
+ * 3. Write 0x00 to LSB.
+ * 4. Write Byte[1], Byte[2], Byte[3] then Byte[0].
+ * 5. Enable rtc if disabled in step 2.
+ * 6. Enable alarm if disabled in step 1.
*/
static int pm8xxx_rtc_set_time(struct device *dev, struct rtc_time *tm)
{
int rc, i;
unsigned long secs, irq_flags;
- u8 value[NUM_8_BIT_RTC_REGS], alarm_enabled = 0;
- unsigned int ctrl_reg;
+ u8 value[NUM_8_BIT_RTC_REGS], alarm_enabled = 0, rtc_disabled = 0;
+ unsigned int ctrl_reg, rtc_ctrl_reg;
struct pm8xxx_rtc *rtc_dd = dev_get_drvdata(dev);
const struct pm8xxx_rtc_regs *regs = rtc_dd->regs;
@@ -92,23 +94,38 @@ static int pm8xxx_rtc_set_time(struct device *dev, struct rtc_time *tm)
rtc_tm_to_time(tm, &secs);
+ dev_dbg(dev, "Seconds value to be written to RTC = %lu\n", secs);
+
for (i = 0; i < NUM_8_BIT_RTC_REGS; i++) {
value[i] = secs & 0xFF;
secs >>= 8;
}
- dev_dbg(dev, "Seconds value to be written to RTC = %lu\n", secs);
-
spin_lock_irqsave(&rtc_dd->ctrl_reg_lock, irq_flags);
- rc = regmap_read(rtc_dd->regmap, regs->ctrl, &ctrl_reg);
+ rc = regmap_read(rtc_dd->regmap, regs->alarm_ctrl, &ctrl_reg);
if (rc)
goto rtc_rw_fail;
if (ctrl_reg & regs->alarm_en) {
alarm_enabled = 1;
ctrl_reg &= ~regs->alarm_en;
- rc = regmap_write(rtc_dd->regmap, regs->ctrl, ctrl_reg);
+ rc = regmap_write(rtc_dd->regmap, regs->alarm_ctrl, ctrl_reg);
+ if (rc) {
+ dev_err(dev, "Write to RTC Alarm control register failed\n");
+ goto rtc_rw_fail;
+ }
+ }
+
+ /* Disable RTC H/w before writing on RTC register */
+ rc = regmap_read(rtc_dd->regmap, regs->ctrl, &rtc_ctrl_reg);
+ if (rc)
+ goto rtc_rw_fail;
+
+ if (rtc_ctrl_reg & PM8xxx_RTC_ENABLE) {
+ rtc_disabled = 1;
+ rtc_ctrl_reg &= ~PM8xxx_RTC_ENABLE;
+ rc = regmap_write(rtc_dd->regmap, regs->ctrl, rtc_ctrl_reg);
if (rc) {
dev_err(dev, "Write to RTC control register failed\n");
goto rtc_rw_fail;
@@ -137,11 +154,21 @@ static int pm8xxx_rtc_set_time(struct device *dev, struct rtc_time *tm)
goto rtc_rw_fail;
}
+ /* Enable RTC H/w after writing on RTC register */
+ if (rtc_disabled) {
+ rtc_ctrl_reg |= PM8xxx_RTC_ENABLE;
+ rc = regmap_write(rtc_dd->regmap, regs->ctrl, rtc_ctrl_reg);
+ if (rc) {
+ dev_err(dev, "Write to RTC control register failed\n");
+ goto rtc_rw_fail;
+ }
+ }
+
if (alarm_enabled) {
ctrl_reg |= regs->alarm_en;
- rc = regmap_write(rtc_dd->regmap, regs->ctrl, ctrl_reg);
+ rc = regmap_write(rtc_dd->regmap, regs->alarm_ctrl, ctrl_reg);
if (rc) {
- dev_err(dev, "Write to RTC control register failed\n");
+ dev_err(dev, "Write to RTC Alarm control register failed\n");
goto rtc_rw_fail;
}
}
@@ -186,7 +213,8 @@ static int pm8xxx_rtc_read_time(struct device *dev, struct rtc_time *tm)
}
}
- secs = value[0] | (value[1] << 8) | (value[2] << 16) | (value[3] << 24);
+ secs = value[0] | (value[1] << 8) | (value[2] << 16) |
+ ((unsigned long)value[3] << 24);
rtc_time_to_tm(secs, tm);
@@ -267,7 +295,8 @@ static int pm8xxx_rtc_read_alarm(struct device *dev, struct rtc_wkalrm *alarm)
return rc;
}
- secs = value[0] | (value[1] << 8) | (value[2] << 16) | (value[3] << 24);
+ secs = value[0] | (value[1] << 8) | (value[2] << 16) |
+ ((unsigned long)value[3] << 24);
rtc_time_to_tm(secs, &alarm->time);
diff --git a/drivers/rtc/rtc-proc.c b/drivers/rtc/rtc-proc.c
index ffa69e1c9245..4f10cb1561cc 100644
--- a/drivers/rtc/rtc-proc.c
+++ b/drivers/rtc/rtc-proc.c
@@ -26,8 +26,8 @@ static bool is_rtc_hctosys(struct rtc_device *rtc)
int size;
char name[NAME_SIZE];
- size = scnprintf(name, NAME_SIZE, "rtc%d", rtc->id);
- if (size > NAME_SIZE)
+ size = snprintf(name, NAME_SIZE, "rtc%d", rtc->id);
+ if (size >= NAME_SIZE)
return false;
return !strncmp(name, CONFIG_RTC_HCTOSYS_DEVICE, NAME_SIZE);
diff --git a/drivers/rtc/rtc-tps65910.c b/drivers/rtc/rtc-tps65910.c
index f42aa2b2dcba..f78360d99fb9 100644
--- a/drivers/rtc/rtc-tps65910.c
+++ b/drivers/rtc/rtc-tps65910.c
@@ -332,6 +332,6 @@ static struct platform_driver tps65910_rtc_driver = {
};
module_platform_driver(tps65910_rtc_driver);
-MODULE_ALIAS("platform:rtc-tps65910");
+MODULE_ALIAS("platform:tps65910-rtc");
MODULE_AUTHOR("Venu Byravarasu <vbyravarasu@nvidia.com>");
MODULE_LICENSE("GPL");
generated by cgit v1.2.3 (git 2.25.1) at 2025-10-22 21:52:57 +0000