Message ID | 20200330122616.24044-1-biwen.li@oss.nxp.com |
---|---|
State | Rejected |
Headers | show |
Series | rtc: fsl-ftm-alarm: add shutdown interface | expand |
On 30/03/2020 20:26:16+0800, Biwen Li wrote: > From: Biwen Li <biwen.li@nxp.com> > > Add shutdown interface > > Signed-off-by: Biwen Li <biwen.li@nxp.com> > --- > drivers/rtc/rtc-fsl-ftm-alarm.c | 10 ++++++++++ > 1 file changed, 10 insertions(+) > > diff --git a/drivers/rtc/rtc-fsl-ftm-alarm.c b/drivers/rtc/rtc-fsl-ftm-alarm.c > index d7fa6c16f47b..118a775e8316 100644 > --- a/drivers/rtc/rtc-fsl-ftm-alarm.c > +++ b/drivers/rtc/rtc-fsl-ftm-alarm.c > @@ -307,6 +307,15 @@ static int ftm_rtc_probe(struct platform_device *pdev) > return 0; > } > > +static void ftm_rtc_shutdown(struct platform_device *pdev) > +{ > + struct ftm_rtc *rtc = platform_get_drvdata(pdev); > + > + ftm_irq_acknowledge(rtc); > + ftm_irq_disable(rtc); > + ftm_clean_alarm(rtc); If the alarm is able to start the platform, then you probably don't want to disable the alarm on shutdown.
Hi, On 30/03/2020 18:44:01+0200, Alexandre Belloni wrote: > On 30/03/2020 20:26:16+0800, Biwen Li wrote: > > From: Biwen Li <biwen.li@nxp.com> > > > > Add shutdown interface > > > > Signed-off-by: Biwen Li <biwen.li@nxp.com> > > --- > > drivers/rtc/rtc-fsl-ftm-alarm.c | 10 ++++++++++ > > 1 file changed, 10 insertions(+) > > > > diff --git a/drivers/rtc/rtc-fsl-ftm-alarm.c b/drivers/rtc/rtc-fsl-ftm-alarm.c > > index d7fa6c16f47b..118a775e8316 100644 > > --- a/drivers/rtc/rtc-fsl-ftm-alarm.c > > +++ b/drivers/rtc/rtc-fsl-ftm-alarm.c > > @@ -307,6 +307,15 @@ static int ftm_rtc_probe(struct platform_device *pdev) > > return 0; > > } > > > > +static void ftm_rtc_shutdown(struct platform_device *pdev) > > +{ > > + struct ftm_rtc *rtc = platform_get_drvdata(pdev); > > + > > + ftm_irq_acknowledge(rtc); > > + ftm_irq_disable(rtc); > > + ftm_clean_alarm(rtc); > > If the alarm is able to start the platform, then you probably don't want > to disable the alarm on shutdown. > I realise you never replied to that question. Is that patch still of interest?
> > Hi, > > On 30/03/2020 18:44:01+0200, Alexandre Belloni wrote: > > On 30/03/2020 20:26:16+0800, Biwen Li wrote: > > > From: Biwen Li <biwen.li@nxp.com> > > > > > > Add shutdown interface > > > > > > Signed-off-by: Biwen Li <biwen.li@nxp.com> > > > --- > > > drivers/rtc/rtc-fsl-ftm-alarm.c | 10 ++++++++++ > > > 1 file changed, 10 insertions(+) > > > > > > diff --git a/drivers/rtc/rtc-fsl-ftm-alarm.c > > > b/drivers/rtc/rtc-fsl-ftm-alarm.c index d7fa6c16f47b..118a775e8316 > > > 100644 > > > --- a/drivers/rtc/rtc-fsl-ftm-alarm.c > > > +++ b/drivers/rtc/rtc-fsl-ftm-alarm.c > > > @@ -307,6 +307,15 @@ static int ftm_rtc_probe(struct platform_device > *pdev) > > > return 0; > > > } > > > > > > +static void ftm_rtc_shutdown(struct platform_device *pdev) { > > > + struct ftm_rtc *rtc = platform_get_drvdata(pdev); > > > + > > > + ftm_irq_acknowledge(rtc); > > > + ftm_irq_disable(rtc); > > > + ftm_clean_alarm(rtc); > > > > If the alarm is able to start the platform, then you probably don't > > want to disable the alarm on shutdown. > > > > I realise you never replied to that question. Is that patch still of interest? Hi Alex, you can drop it. Thanks. Best Regards, Biwen Li > > -- > Alexandre Belloni, Bootlin > Embedded Linux and Kernel engineering > https://eur01.safelinks.protection.outlook.com/?url=https%3A%2F%2Fbootlin.c > om%2F&data=02%7C01%7Cbiwen.li%40nxp.com%7Cd688030894714bca7 > 5c708d8596210ec%7C686ea1d3bc2b4c6fa92cd99c5c301635%7C0%7C0%7C63 > 7357625013809281&sdata=pOBMmsxi7DVlywuLZ2LOLVgK4r4GtvW1PYq1 > p9JVv74%3D&reserved=0
diff --git a/drivers/rtc/rtc-fsl-ftm-alarm.c b/drivers/rtc/rtc-fsl-ftm-alarm.c index d7fa6c16f47b..118a775e8316 100644 --- a/drivers/rtc/rtc-fsl-ftm-alarm.c +++ b/drivers/rtc/rtc-fsl-ftm-alarm.c @@ -307,6 +307,15 @@ static int ftm_rtc_probe(struct platform_device *pdev) return 0; } +static void ftm_rtc_shutdown(struct platform_device *pdev) +{ + struct ftm_rtc *rtc = platform_get_drvdata(pdev); + + ftm_irq_acknowledge(rtc); + ftm_irq_disable(rtc); + ftm_clean_alarm(rtc); +} + static const struct of_device_id ftm_rtc_match[] = { { .compatible = "fsl,ls1012a-ftm-alarm", }, { .compatible = "fsl,ls1021a-ftm-alarm", }, @@ -321,6 +330,7 @@ static const struct of_device_id ftm_rtc_match[] = { static struct platform_driver ftm_rtc_driver = { .probe = ftm_rtc_probe, + .shutdown = ftm_rtc_shutdown, .driver = { .name = "ftm-alarm", .of_match_table = ftm_rtc_match,