TCPCI implementation may need SW to enable VBUS detection to generate power status events. Reviewed-by: Guenter Roeck <linux@xxxxxxxxxxxx> Signed-off-by: Li Jun <jun.li@xxxxxxx> --- drivers/staging/typec/tcpci.c | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/drivers/staging/typec/tcpci.c b/drivers/staging/typec/tcpci.c index 139c2ab..5c48810 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; -- 2.7.4 -- To unsubscribe from this list: send the line "unsubscribe linux-usb" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
