From 21046320b43811fb52787939e4607818687b8b39 Mon Sep 17 00:00:00 2001 From: Li Jun Date: Wed, 27 Jun 2018 07:45:28 +0800 Subject: [PATCH] staging: typec: tcpci: enable vbus detection TCPCI implementation may need SW to enable VBUS detection to generate power status events. Reviewed-by: Guenter Roeck Reviewed-by: Heikki Krogerus Signed-off-by: Li Jun Signed-off-by: Greg Kroah-Hartman --- 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 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; -- 2.45.2