Messages in this thread | | | Date | Mon, 18 Jun 2018 11:49:20 +0200 | From | Boris Brezillon <> | Subject | Re: [PATCH v2] mtd: atmel-quadspi: add suspend/resume hooks |
| |
Hi Claudiu,
The subject prefix should be "mtd: spi-nor: atmel-quadspi: ". No need to send a new version just for that, I'll fix it when applying the patch.
Looks good otherwise. Marek, any objection? If not, can you add your Acked-by?
Thanks,
Boris
On Mon, 4 Jun 2018 11:46:33 +0300 Claudiu Beznea <claudiu.beznea@microchip.com> wrote:
> Implement suspend/resume hooks. > > Signed-off-by: Claudiu Beznea <claudiu.beznea@microchip.com> > --- > > Changes in v2: > - use __maybe_unused instead of #ifdef CONFIG_PM_SLEEP > > drivers/mtd/spi-nor/atmel-quadspi.c | 21 +++++++++++++++++++++ > 1 file changed, 21 insertions(+) > > diff --git a/drivers/mtd/spi-nor/atmel-quadspi.c b/drivers/mtd/spi-nor/atmel-quadspi.c > index 6c5708bacad8..ceaaef47f02e 100644 > --- a/drivers/mtd/spi-nor/atmel-quadspi.c > +++ b/drivers/mtd/spi-nor/atmel-quadspi.c > @@ -737,6 +737,26 @@ static int atmel_qspi_remove(struct platform_device *pdev) > return 0; > } > > +static int __maybe_unused atmel_qspi_suspend(struct device *dev) > +{ > + struct atmel_qspi *aq = dev_get_drvdata(dev); > + > + clk_disable_unprepare(aq->clk); > + > + return 0; > +} > + > +static int __maybe_unused atmel_qspi_resume(struct device *dev) > +{ > + struct atmel_qspi *aq = dev_get_drvdata(dev); > + > + clk_prepare_enable(aq->clk); > + > + return atmel_qspi_init(aq); > +} > + > +static SIMPLE_DEV_PM_OPS(atmel_qspi_pm_ops, atmel_qspi_suspend, > + atmel_qspi_resume); > > static const struct of_device_id atmel_qspi_dt_ids[] = { > { .compatible = "atmel,sama5d2-qspi" }, > @@ -749,6 +769,7 @@ static struct platform_driver atmel_qspi_driver = { > .driver = { > .name = "atmel_qspi", > .of_match_table = atmel_qspi_dt_ids, > + .pm = &atmel_qspi_pm_ops, > }, > .probe = atmel_qspi_probe, > .remove = atmel_qspi_remove,
| |