On 26.10.2015 21:51, Alim Akhtar wrote:
> RTC found in s2mps15 is almost same as one found in s2mps14.
> This patch add required changes to enable s2mps15 rtc timer.
> 
> Signed-off-by: Alim Akhtar <alim.akh...@samsung.com>
> ---
>  drivers/rtc/rtc-s5m.c |   14 +++++++++++++-
>  1 file changed, 13 insertions(+), 1 deletion(-)

NACK.

I don't have S2MPS15 datasheet but looking at the code right now this
looks *exactly the same* device as S2MPS14.

If that's true, then don't add new compatibles, new names etc. Re-use.
No new code needed, no changes needed. Keep it simple.

Best regards,
Krzysztof

> 
> diff --git a/drivers/rtc/rtc-s5m.c b/drivers/rtc/rtc-s5m.c
> index f2504b4eef34..ac3286a267ba 100644
> --- a/drivers/rtc/rtc-s5m.c
> +++ b/drivers/rtc/rtc-s5m.c
> @@ -188,6 +188,7 @@ 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 S2MPS15X:
>       case S2MPS14X:
>       case S2MPS13X:
>               ret = regmap_read(info->s5m87xx->regmap_pmic, S2MPS14_REG_ST2,
> @@ -253,6 +254,7 @@ static inline int s5m8767_rtc_set_alarm_reg(struct 
> s5m_rtc_info *info)
>               data &= ~S5M_RTC_TIME_EN_MASK;
>               break;
>       case S2MPS14X:
> +     case S2MPS15X:
>               data |= S2MPS_RTC_RUDR_MASK;
>               break;
>       case S2MPS13X:
> @@ -317,7 +319,8 @@ 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 || info->device_type == S2MPS13X) {
> +     if (info->device_type == S2MPS14X || info->device_type == S2MPS15X ||
> +                                             info->device_type == S2MPS13X) {
>               ret = regmap_update_bits(info->regmap,
>                               info->regs->rtc_udr_update,
>                               S2MPS_RTC_RUDR_MASK, S2MPS_RTC_RUDR_MASK);
> @@ -339,6 +342,7 @@ static int s5m_rtc_read_time(struct device *dev, struct 
> rtc_time *tm)
>               break;
>  
>       case S5M8767X:
> +     case S2MPS15X:
>       case S2MPS14X:
>       case S2MPS13X:
>               s5m8767_data_to_tm(data, tm, info->rtc_24hr_mode);
> @@ -366,6 +370,7 @@ static int s5m_rtc_set_time(struct device *dev, struct 
> rtc_time *tm)
>               s5m8763_tm_to_data(tm, data);
>               break;
>       case S5M8767X:
> +     case S2MPS15X:
>       case S2MPS14X:
>       case S2MPS13X:
>               ret = s5m8767_tm_to_data(tm, data);
> @@ -414,6 +419,7 @@ static int s5m_rtc_read_alarm(struct device *dev, struct 
> rtc_wkalrm *alrm)
>               break;
>  
>       case S5M8767X:
> +     case S2MPS15X:
>       case S2MPS14X:
>       case S2MPS13X:
>               s5m8767_data_to_tm(data, &alrm->time, info->rtc_24hr_mode);
> @@ -463,6 +469,7 @@ static int s5m_rtc_stop_alarm(struct s5m_rtc_info *info)
>               break;
>  
>       case S5M8767X:
> +     case S2MPS15X:
>       case S2MPS14X:
>       case S2MPS13X:
>               for (i = 0; i < info->regs->regs_count; i++)
> @@ -508,6 +515,7 @@ static int s5m_rtc_start_alarm(struct s5m_rtc_info *info)
>               break;
>  
>       case S5M8767X:
> +     case S2MPS15X:
>       case S2MPS14X:
>       case S2MPS13X:
>               data[RTC_SEC] |= ALARM_ENABLE_MASK;
> @@ -548,6 +556,7 @@ static int s5m_rtc_set_alarm(struct device *dev, struct 
> rtc_wkalrm *alrm)
>               break;
>  
>       case S5M8767X:
> +     case S2MPS15X:
>       case S2MPS14X:
>       case S2MPS13X:
>               s5m8767_tm_to_data(&alrm->time, data);
> @@ -631,6 +640,7 @@ static int s5m8767_rtc_init_reg(struct s5m_rtc_info *info)
>               ret = regmap_raw_write(info->regmap, S5M_ALARM0_CONF, data, 2);
>               break;
>  
> +     case S2MPS15X:
>       case S2MPS14X:
>       case S2MPS13X:
>               data[0] = (0 << BCD_EN_SHIFT) | (1 << MODEL24_SHIFT);
> @@ -679,6 +689,7 @@ static int s5m_rtc_probe(struct platform_device *pdev)
>               return -ENOMEM;
>  
>       switch (platform_get_device_id(pdev)->driver_data) {
> +     case S2MPS15X:
>       case S2MPS14X:
>       case S2MPS13X:
>               regmap_cfg = &s2mps14_rtc_regmap_config;
> @@ -805,6 +816,7 @@ static const struct platform_device_id s5m_rtc_id[] = {
>       { "s5m-rtc",            S5M8767X },
>       { "s2mps13-rtc",        S2MPS13X },
>       { "s2mps14-rtc",        S2MPS14X },
> +     { "s2mps15-rtc",        S2MPS15X },
>       { },
>  };
>  MODULE_DEVICE_TABLE(platform, s5m_rtc_id);
> 

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