From: Stephen Barber <smbar...@chromium.org> If the EC supports RTC host commands, expose an RTC device.
Signed-off-by: Stephen Barber <smbar...@chromium.org> Signed-off-by: Enric Balletbo i Serra <enric.balle...@collabora.com> --- drivers/platform/chrome/cros_ec_dev.c | 22 ++++++++++++++++++++++ 1 file changed, 22 insertions(+) diff --git a/drivers/platform/chrome/cros_ec_dev.c b/drivers/platform/chrome/cros_ec_dev.c index 47268ec..ebe029d 100644 --- a/drivers/platform/chrome/cros_ec_dev.c +++ b/drivers/platform/chrome/cros_ec_dev.c @@ -383,6 +383,24 @@ static void cros_ec_sensors_register(struct cros_ec_dev *ec) kfree(msg); } +static const struct mfd_cell cros_ec_rtc_devs[] = { + { + .name = "cros-ec-rtc", + .id = -1, + }, +}; + +static void cros_ec_rtc_register(struct cros_ec_dev *ec) +{ + int ret; + + ret = mfd_add_devices(ec->dev, 0, cros_ec_rtc_devs, + ARRAY_SIZE(cros_ec_rtc_devs), + NULL, 0, NULL); + if (ret) + dev_err(ec->dev, "failed to add cros-ec-rtc device: %d\n", ret); +} + static int ec_device_probe(struct platform_device *pdev) { int retval = -ENOMEM; @@ -441,6 +459,10 @@ 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 */ + if (cros_ec_check_features(ec, EC_FEATURE_RTC)) + cros_ec_rtc_register(ec); + return 0; dev_reg_failed: -- 2.9.3 -- You received this message because you are subscribed to "rtc-linux". Membership options at http://groups.google.com/group/rtc-linux . Please read http://groups.google.com/group/rtc-linux/web/checklist before submitting a driver. --- You received this message because you are subscribed to the Google Groups "rtc-linux" group. To unsubscribe from this group and stop receiving emails from it, send an email to rtc-linux+unsubscr...@googlegroups.com. For more options, visit https://groups.google.com/d/optout.