diff options
Diffstat (limited to 'drivers/mfd')
| -rw-r--r-- | drivers/mfd/cros_ec_dev.c | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/drivers/mfd/cros_ec_dev.c b/drivers/mfd/cros_ec_dev.c index 71a01a096595..54a58df571b6 100644 --- a/drivers/mfd/cros_ec_dev.c +++ b/drivers/mfd/cros_ec_dev.c @@ -442,6 +442,16 @@ static int ec_device_probe(struct platform_device *pdev) ec_platform->ec_name = CROS_EC_DEV_ISH_NAME; } + /* Check whether this is actually a Touchpad MCU rather than an EC */ + if (cros_ec_check_features(ec, EC_FEATURE_TOUCHPAD)) { + dev_info(dev, "CrOS Touchpad MCU detected.\n"); + /* + * Help userspace differentiating ECs from TP MCU, + * regardless of the probing order. + */ + ec_platform->ec_name = CROS_EC_DEV_TP_NAME; + } + /* * Add the class device * Link to the character device for creating the /dev entry |