On 17.11.2014 01:42, Chanwoo Choi wrote:
> This patch adds only the compatible string for S2MPS13 clock which is 
> identical
> with S2MPS14 clock driver.
> 
> Cc: Alessandro Zummo <a.zu...@towertech.it>
> Signed-off-by: Chanwoo Choi <cw00.c...@samsung.com>
> ---
>  drivers/rtc/rtc-s5m.c | 15 ++++++++++++++-
>  1 file changed, 14 insertions(+), 1 deletion(-)

The RTC block looks exactly the same as S2MPS14. I wonder can S2MPS13 be
supported without adding all "+ case S2MPS13X:" here? Maybe pass the
same ID in s5m_rtc_id? This would reduce number of changes to only one line.

Best regards,
Krzysztof


> 
> 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 },
>  };
>  
> 

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