[PATCH 4/5] rtc: s5m: Add the support for S2MPS13 RTC

[Chanwoo Choi]

This patch adds only the compatible string for S2MPS13 clock which is identical
with S2MPS14 clock driver.

Cc: Alessandro Zummo <a.zummo@xxxxxxxxxxxx>
Signed-off-by: Chanwoo Choi <cw00.choi@xxxxxxxxxxx>
---
 drivers/rtc/rtc-s5m.c | 15 ++++++++++++++-
 1 file changed, 14 insertions(+), 1 deletion(-)

diff --git a/drivers/rtc/rtc-s5m.c b/drivers/rtc/rtc-s5m.c
index 8754c33..e5fdfd3 100644
--- a/drivers/rtc/rtc-s5m.c
+++ b/drivers/rtc/rtc-s5m.c
@@ -191,6 +191,7 @@ static inline int s5m_check_peding_alarm_interrupt(struct s5m_rtc_info *info,
 		ret = regmap_read(info->regmap, S5M_RTC_STATUS, &val);
 		val &= S5M_ALARM0_STATUS;
 		break;
+	case S2MPS13X:
 	case S2MPS14X:
 		ret = regmap_read(info->s5m87xx->regmap_pmic, S2MPS14_REG_ST2,
 				&val);
@@ -254,6 +255,7 @@ static inline int s5m8767_rtc_set_alarm_reg(struct s5m_rtc_info *info)
 	case S5M8767X:
 		data &= ~S5M_RTC_TIME_EN_MASK;
 		break;
+	case S2MPS13X:
 	case S2MPS14X:
 		data |= S2MPS_RTC_RUDR_MASK;
 		break;
@@ -311,7 +313,9 @@ static int s5m_rtc_read_time(struct device *dev, struct rtc_time *tm)
 	u8 data[info->regs->regs_count];
 	int ret;
 
-	if (info->device_type == S2MPS14X) {
+	switch (info->device_type) {
+	case S2MPS13X:
+	case S2MPS14X:
 		ret = regmap_update_bits(info->regmap,
 				info->regs->rtc_udr_update,
 				S2MPS_RTC_RUDR_MASK, S2MPS_RTC_RUDR_MASK);
@@ -333,6 +337,7 @@ static int s5m_rtc_read_time(struct device *dev, struct rtc_time *tm)
 		break;
 
 	case S5M8767X:
+	case S2MPS13X:
 	case S2MPS14X:
 		s5m8767_data_to_tm(data, tm, info->rtc_24hr_mode);
 		break;
@@ -359,6 +364,7 @@ static int s5m_rtc_set_time(struct device *dev, struct rtc_time *tm)
 		s5m8763_tm_to_data(tm, data);
 		break;
 	case S5M8767X:
+	case S2MPS13X:
 	case S2MPS14X:
 		ret = s5m8767_tm_to_data(tm, data);
 		break;
@@ -406,6 +412,7 @@ static int s5m_rtc_read_alarm(struct device *dev, struct rtc_wkalrm *alrm)
 		break;
 
 	case S5M8767X:
+	case S2MPS13X:
 	case S2MPS14X:
 		s5m8767_data_to_tm(data, &alrm->time, info->rtc_24hr_mode);
 		alrm->enabled = 0;
@@ -454,6 +461,7 @@ static int s5m_rtc_stop_alarm(struct s5m_rtc_info *info)
 		break;
 
 	case S5M8767X:
+	case S2MPS13X:
 	case S2MPS14X:
 		for (i = 0; i < info->regs->regs_count; i++)
 			data[i] &= ~ALARM_ENABLE_MASK;
@@ -498,6 +506,7 @@ static int s5m_rtc_start_alarm(struct s5m_rtc_info *info)
 		break;
 
 	case S5M8767X:
+	case S2MPS13X:
 	case S2MPS14X:
 		data[RTC_SEC] |= ALARM_ENABLE_MASK;
 		data[RTC_MIN] |= ALARM_ENABLE_MASK;
@@ -537,6 +546,7 @@ static int s5m_rtc_set_alarm(struct device *dev, struct rtc_wkalrm *alrm)
 		break;
 
 	case S5M8767X:
+	case S2MPS13X:
 	case S2MPS14X:
 		s5m8767_tm_to_data(&alrm->time, data);
 		break;
@@ -641,6 +651,7 @@ static int s5m8767_rtc_init_reg(struct s5m_rtc_info *info)
 		ret = regmap_raw_write(info->regmap, S5M_ALARM0_CONF, data, 2);
 		break;
 
+	case S2MPS13X:
 	case S2MPS14X:
 		data[0] = (0 << BCD_EN_SHIFT) | (1 << MODEL24_SHIFT);
 		ret = regmap_write(info->regmap, info->regs->ctrl, data[0]);
@@ -678,6 +689,7 @@ static int s5m_rtc_probe(struct platform_device *pdev)
 		return -ENOMEM;
 
 	switch (pdata->device_type) {
+	case S2MPS13X:
 	case S2MPS14X:
 		regmap_cfg = &s2mps14_rtc_regmap_config;
 		info->regs = &s2mps_rtc_regs;
@@ -831,6 +843,7 @@ static SIMPLE_DEV_PM_OPS(s5m_rtc_pm_ops, s5m_rtc_suspend, s5m_rtc_resume);
 
 static const struct platform_device_id s5m_rtc_id[] = {
 	{ "s5m-rtc",		S5M8767X },
+	{ "s2mps13-rtc",	S2MPS13X },
 	{ "s2mps14-rtc",	S2MPS14X },
 };
 
-- 
1.8.5.5

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