diff options
| author | Neil Armstrong <narmstrong@baylibre.com> | 2018-07-04 17:08:20 +0200 |
|---|---|---|
| committer | Lee Jones <lee.jones@linaro.org> | 2018-07-13 09:44:41 +0200 |
| commit | 03a5755c811dfde75a41f62b56da9042c5957993 (patch) | |
| tree | 0300afdeb5ff3205dfc3a5978b0255f23383ecf0 /drivers/mfd | |
| parent | mfd: cros-ec: Introduce CEC commands and events definitions. (diff) | |
| download | linux-03a5755c811dfde75a41f62b56da9042c5957993.tar.xz linux-03a5755c811dfde75a41f62b56da9042c5957993.zip | |
mfd: cros_ec_dev: Add CEC sub-device registration
The EC can expose a CEC bus, thus add the cros-ec-cec MFD sub-device
when the CEC feature bit is present.
Signed-off-by: Neil Armstrong <narmstrong@baylibre.com>
Reviewed-by: Enric Balletbo i Serra <enric.balletbo@collabora.com>
Acked-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Lee Jones <lee.jones@linaro.org>
Diffstat (limited to 'drivers/mfd')
| -rw-r--r-- | drivers/mfd/cros_ec_dev.c | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/drivers/mfd/cros_ec_dev.c b/drivers/mfd/cros_ec_dev.c index 306e1fd109bd..1e2049f7229e 100644 --- a/drivers/mfd/cros_ec_dev.c +++ b/drivers/mfd/cros_ec_dev.c @@ -377,6 +377,10 @@ error: kfree(msg); } +static const struct mfd_cell cros_ec_cec_cells[] = { + { .name = "cros-ec-cec" } +}; + static const struct mfd_cell cros_ec_rtc_cells[] = { { .name = "cros-ec-rtc" } }; @@ -419,6 +423,18 @@ 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 CEC host command support */ + if (cros_ec_check_features(ec, EC_FEATURE_CEC)) { + retval = mfd_add_devices(ec->dev, PLATFORM_DEVID_AUTO, + cros_ec_cec_cells, + ARRAY_SIZE(cros_ec_cec_cells), + NULL, 0, NULL); + if (retval) + dev_err(ec->dev, + "failed to add cros-ec-cec device: %d\n", + retval); + } + /* Check whether this EC instance has RTC host command support */ if (cros_ec_check_features(ec, EC_FEATURE_RTC)) { retval = mfd_add_devices(ec->dev, PLATFORM_DEVID_AUTO, |