diff options
| author | Li Jun <jun.li@nxp.com> | 2018-06-27 07:45:28 +0800 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2018-06-28 19:49:48 +0900 |
| commit | 21046320b43811fb52787939e4607818687b8b39 (patch) | |
| tree | 449ddff481cbd878783f509de3078048a36bb914 | |
| parent | b28d9be6ce881ff427b508aef5aad9f7726ef4f2 (diff) | |
staging: typec: tcpci: enable vbus detection
TCPCI implementation may need SW to enable VBUS detection to generate
power status events.
Reviewed-by: Guenter Roeck <linux@roeck-us.net>
Reviewed-by: Heikki Krogerus <heikki.krogerus@linux.intel.com>
Signed-off-by: Li Jun <jun.li@nxp.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
| -rw-r--r-- | drivers/staging/typec/tcpci.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/staging/typec/tcpci.c b/drivers/staging/typec/tcpci.c index 3b35fce62cf2..4d3b0aedd330 100644 --- a/drivers/staging/typec/tcpci.c +++ b/drivers/staging/typec/tcpci.c @@ -373,6 +373,12 @@ static int tcpci_init(struct tcpc_dev *tcpc) if (ret < 0) return ret; + /* Enable Vbus detection */ + ret = regmap_write(tcpci->regmap, TCPC_COMMAND, + TCPC_CMD_ENABLE_VBUS_DETECT); + if (ret < 0) + return ret; + reg = TCPC_ALERT_TX_SUCCESS | TCPC_ALERT_TX_FAILED | TCPC_ALERT_TX_DISCARDED | TCPC_ALERT_RX_STATUS | TCPC_ALERT_RX_HARD_RST | TCPC_ALERT_CC_STATUS; |