Messages in this thread | | | Date | Wed, 7 Mar 2018 15:51:58 +0000 | From | Lee Jones <> | Subject | Re: [PATCH v3 4/8] mfd: cros_ec_dev: Register cros-ec-rtc driver as a subdevice. |
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On Mon, 26 Feb 2018, Enric Balletbo i Serra wrote:
> Check whether this EC instance has RTC host command support and instatiate > the RTC driver as a subdevice in such case. > > Signed-off-by: Enric Balletbo i Serra <enric.balletbo@collabora.com> > Reviewed-by: Gwendal Grignou <gwendal@chromium.org> > Reviewed-by: Andy Shevchenko <andy.shevchenko@gmail.com> > --- > > Changes in v3: > - [4/8] Add the Reviewed-by Andy Shevchenko. > > Changes in v2: > - [4/8] Add the Reviewed-by Gwendal. > > drivers/mfd/cros_ec_dev.c | 14 ++++++++++++++ > 1 file changed, 14 insertions(+) > > diff --git a/drivers/mfd/cros_ec_dev.c b/drivers/mfd/cros_ec_dev.c > index f98e5beffca6..33fe1b439ee2 100644 > --- a/drivers/mfd/cros_ec_dev.c > +++ b/drivers/mfd/cros_ec_dev.c > @@ -389,6 +389,10 @@ static void cros_ec_sensors_register(struct cros_ec_dev *ec) > kfree(msg); > } > > +static const struct mfd_cell cros_ec_rtc_cell = { > + .name = "cros-ec-rtc", > +}; > + > static int ec_device_probe(struct platform_device *pdev) > { > int retval = -ENOMEM; > @@ -437,6 +441,16 @@ static int ec_device_probe(struct platform_device *pdev) > if (cros_ec_check_features(ec, EC_FEATURE_MOTION_SENSE)) > cros_ec_sensors_register(ec); > > + /* check whether this EC instance has RTC host command support */
Nit: "Check ..."
> + if (cros_ec_check_features(ec, EC_FEATURE_RTC)) { > + retval = mfd_add_devices(ec->dev, PLATFORM_DEVID_AUTO, > + &cros_ec_rtc_cell, 1, NULL, 0, NULL);
Please use ARRAY_SIZE().
> + if (retval) > + dev_err(ec->dev, > + "failed to add cros-ec-rtc device: %d\n", > + retval); > + } > + > /* Take control of the lightbar from the EC. */ > lb_manual_suspend_ctrl(ec, 1); >
-- Lee Jones Linaro Services Technical Lead Linaro.org │ Open source software for ARM SoCs Follow Linaro: Facebook | Twitter | Blog
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