The patch titled
Subject: drivers/rtc/rtc-s5m.c: add support for S2MPS13 RTC
has been removed from the -mm tree. Its filename was
rtc-s5m-add-support-for-s2mps13-rtc.patch
This patch was dropped because it was merged into mainline or a subsystem tree
------------------------------------------------------
From: Krzysztof Kozlowski <k.kozlowski@xxxxxxxxxxx>
Subject: drivers/rtc/rtc-s5m.c: add support for S2MPS13 RTC
The S2MPS13 RTC is almost the same as S2MPS14. The differences when
updating alarm are:
1. Set WUDR+AUDR field instead of WUDR+RUDR.
2. Clear the AUDR field later (it is not auto-cleared).
Signed-off-by: Krzysztof Kozlowski <k.kozlowski@xxxxxxxxxxx>
Cc: Alexandre Belloni <alexandre.belloni@xxxxxxxxxxxxxxxxxx>
Cc: Alessandro Zummo <a.zummo@xxxxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
drivers/rtc/rtc-s5m.c | 20 +++++++++++++++++++-
include/linux/mfd/samsung/rtc.h | 2 ++
2 files changed, 21 insertions(+), 1 deletion(-)
diff -puN drivers/rtc/rtc-s5m.c~rtc-s5m-add-support-for-s2mps13-rtc drivers/rtc/rtc-s5m.c
--- a/drivers/rtc/rtc-s5m.c~rtc-s5m-add-support-for-s2mps13-rtc
+++ a/drivers/rtc/rtc-s5m.c
@@ -187,6 +187,7 @@ static inline int s5m_check_peding_alarm
val &= S5M_ALARM0_STATUS;
break;
case S2MPS14X:
+ case S2MPS13X:
ret = regmap_read(info->s5m87xx->regmap_pmic, S2MPS14_REG_ST2,
&val);
val &= S2MPS_ALARM0_STATUS;
@@ -252,6 +253,9 @@ static inline int s5m8767_rtc_set_alarm_
case S2MPS14X:
data |= S2MPS_RTC_RUDR_MASK;
break;
+ case S2MPS13X:
+ data |= S2MPS13_RTC_AUDR_MASK;
+ break;
default:
return -EINVAL;
}
@@ -265,6 +269,11 @@ static inline int s5m8767_rtc_set_alarm_
ret = s5m8767_wait_for_udr_update(info);
+ /* On S2MPS13 the AUDR is not auto-cleared */
+ if (info->device_type == S2MPS13X)
+ regmap_update_bits(info->regmap, info->regs->rtc_udr_update,
+ S2MPS13_RTC_AUDR_MASK, 0);
+
return ret;
}
@@ -306,7 +315,7 @@ static int s5m_rtc_read_time(struct devi
u8 data[info->regs->regs_count];
int ret;
- if (info->device_type == S2MPS14X) {
+ if (info->device_type == S2MPS14X || info->device_type == S2MPS13X) {
ret = regmap_update_bits(info->regmap,
info->regs->rtc_udr_update,
S2MPS_RTC_RUDR_MASK, S2MPS_RTC_RUDR_MASK);
@@ -329,6 +338,7 @@ static int s5m_rtc_read_time(struct devi
case S5M8767X:
case S2MPS14X:
+ case S2MPS13X:
s5m8767_data_to_tm(data, tm, info->rtc_24hr_mode);
break;
@@ -355,6 +365,7 @@ static int s5m_rtc_set_time(struct devic
break;
case S5M8767X:
case S2MPS14X:
+ case S2MPS13X:
ret = s5m8767_tm_to_data(tm, data);
break;
default:
@@ -402,6 +413,7 @@ static int s5m_rtc_read_alarm(struct dev
case S5M8767X:
case S2MPS14X:
+ case S2MPS13X:
s5m8767_data_to_tm(data, &alrm->time, info->rtc_24hr_mode);
alrm->enabled = 0;
for (i = 0; i < info->regs->regs_count; i++) {
@@ -450,6 +462,7 @@ static int s5m_rtc_stop_alarm(struct s5m
case S5M8767X:
case S2MPS14X:
+ case S2MPS13X:
for (i = 0; i < info->regs->regs_count; i++)
data[i] &= ~ALARM_ENABLE_MASK;
@@ -494,6 +507,7 @@ static int s5m_rtc_start_alarm(struct s5
case S5M8767X:
case S2MPS14X:
+ case S2MPS13X:
data[RTC_SEC] |= ALARM_ENABLE_MASK;
data[RTC_MIN] |= ALARM_ENABLE_MASK;
data[RTC_HOUR] |= ALARM_ENABLE_MASK;
@@ -533,6 +547,7 @@ static int s5m_rtc_set_alarm(struct devi
case S5M8767X:
case S2MPS14X:
+ case S2MPS13X:
s5m8767_tm_to_data(&alrm->time, data);
break;
@@ -615,6 +630,7 @@ static int s5m8767_rtc_init_reg(struct s
break;
case S2MPS14X:
+ case S2MPS13X:
data[0] = (0 << BCD_EN_SHIFT) | (1 << MODEL24_SHIFT);
ret = regmap_write(info->regmap, info->regs->ctrl, data[0]);
break;
@@ -652,6 +668,7 @@ static int s5m_rtc_probe(struct platform
switch (pdata->device_type) {
case S2MPS14X:
+ case S2MPS13X:
regmap_cfg = &s2mps14_rtc_regmap_config;
info->regs = &s2mps_rtc_regs;
alarm_irq = S2MPS14_IRQ_RTCA0;
@@ -772,6 +789,7 @@ static SIMPLE_DEV_PM_OPS(s5m_rtc_pm_ops,
static const struct platform_device_id s5m_rtc_id[] = {
{ "s5m-rtc", S5M8767X },
+ { "s2mps13-rtc", S2MPS13X },
{ "s2mps14-rtc", S2MPS14X },
{ },
};
diff -puN include/linux/mfd/samsung/rtc.h~rtc-s5m-add-support-for-s2mps13-rtc include/linux/mfd/samsung/rtc.h
--- a/include/linux/mfd/samsung/rtc.h~rtc-s5m-add-support-for-s2mps13-rtc
+++ a/include/linux/mfd/samsung/rtc.h
@@ -105,6 +105,8 @@ enum s2mps_rtc_reg {
#define S5M_RTC_UDR_MASK (1 << S5M_RTC_UDR_SHIFT)
#define S2MPS_RTC_WUDR_SHIFT 4
#define S2MPS_RTC_WUDR_MASK (1 << S2MPS_RTC_WUDR_SHIFT)
+#define S2MPS13_RTC_AUDR_SHIFT 1
+#define S2MPS13_RTC_AUDR_MASK (1 << S2MPS13_RTC_AUDR_SHIFT)
#define S2MPS_RTC_RUDR_SHIFT 0
#define S2MPS_RTC_RUDR_MASK (1 << S2MPS_RTC_RUDR_SHIFT)
#define RTC_TCON_SHIFT 1
_
Patches currently in -mm which might be from k.kozlowski@xxxxxxxxxxx are
origin.patch
linux-next.patch
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