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a=openpgp; fpr=89EC3D058446217450F22848169AB7B1A4CFF8AE Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On SM8550, the non-altmode orientation is not given anymore within altmode events, even with USB SVIDs events. On the other side, the Type-C connector orientation is correctly reported by a signal from the PMIC. Take this gpio signal when we detect some Type-C port activity to notify any Type-C switches tied to the Type-C port connectors. Acked-by: Heikki Krogerus Signed-off-by: Neil Armstrong --- drivers/usb/typec/ucsi/ucsi_glink.c | 52 +++++++++++++++++++++++++++++++++= +++- 1 file changed, 51 insertions(+), 1 deletion(-) diff --git a/drivers/usb/typec/ucsi/ucsi_glink.c b/drivers/usb/typec/ucsi/u= csi_glink.c index 1fe9cb5b6bd9..88491dbff7e3 100644 --- a/drivers/usb/typec/ucsi/ucsi_glink.c +++ b/drivers/usb/typec/ucsi/ucsi_glink.c @@ -9,9 +9,13 @@ #include #include #include +#include +#include #include #include "ucsi.h" =20 +#define PMIC_GLINK_MAX_PORTS 2 + #define UCSI_BUF_SIZE 48 =20 #define MSG_TYPE_REQ_RESP 1 @@ -53,6 +57,9 @@ struct ucsi_notify_ind_msg { struct pmic_glink_ucsi { struct device *dev; =20 + struct gpio_desc *port_orientation[PMIC_GLINK_MAX_PORTS]; + struct typec_switch *port_switch[PMIC_GLINK_MAX_PORTS]; + struct pmic_glink_client *client; =20 struct ucsi *ucsi; @@ -221,8 +228,20 @@ static void pmic_glink_ucsi_notify(struct work_struct = *work) } =20 con_num =3D UCSI_CCI_CONNECTOR(cci); - if (con_num) + if (con_num) { + if (con_num < PMIC_GLINK_MAX_PORTS && + ucsi->port_orientation[con_num - 1]) { + int orientation =3D gpiod_get_value(ucsi->port_orientation[con_num - 1]= ); + + if (orientation >=3D 0) { + typec_switch_set(ucsi->port_switch[con_num - 1], + orientation ? TYPEC_ORIENTATION_REVERSE + : TYPEC_ORIENTATION_NORMAL); + } + } + ucsi_connector_change(ucsi->ucsi, con_num); + } =20 if (ucsi->sync_pending && cci & UCSI_CCI_BUSY) { ucsi->sync_val =3D -EBUSY; @@ -283,6 +302,7 @@ static int pmic_glink_ucsi_probe(struct auxiliary_devic= e *adev, { struct pmic_glink_ucsi *ucsi; struct device *dev =3D &adev->dev; + struct fwnode_handle *fwnode; int ret; =20 ucsi =3D devm_kzalloc(dev, sizeof(*ucsi), GFP_KERNEL); @@ -310,6 +330,36 @@ static int pmic_glink_ucsi_probe(struct auxiliary_devi= ce *adev, =20 ucsi_set_drvdata(ucsi->ucsi, ucsi); =20 + device_for_each_child_node(dev, fwnode) { + u32 port; + + ret =3D fwnode_property_read_u32(fwnode, "reg", &port); + if (ret < 0) { + dev_err(dev, "missing reg property of %pOFn\n", fwnode); + return ret; + } + + if (port >=3D PMIC_GLINK_MAX_PORTS) { + dev_warn(dev, "invalid connector number, ignoring\n"); + continue; + } + + ucsi->port_orientation[port] =3D devm_fwnode_gpiod_get(&adev->dev, fwnod= e, + "orientation", + GPIOD_IN, NULL); + if (IS_ERR(ucsi->port_orientation[port])) + return dev_err_probe(dev, PTR_ERR(ucsi->port_orientation[port]), + "unable to acquire orientation gpio\n"); + + if (!ucsi->port_orientation[port]) + continue; + + ucsi->port_switch[port] =3D fwnode_typec_switch_get(fwnode); + if (IS_ERR(ucsi->port_switch[port])) + return dev_err_probe(dev, PTR_ERR(ucsi->port_switch[port]), + "failed to acquire orientation-switch\n"); + } + ucsi->client =3D devm_pmic_glink_register_client(dev, PMIC_GLINK_OWNER_USBC, pmic_glink_ucsi_callback, --=20 2.34.1