@@ -265,9 +265,16 @@ static int tcpci_set_polarity(struct tcpc_dev *tcpc,
if (ret < 0)
return ret;
- return regmap_write(tcpci->regmap, TCPC_TCPC_CTRL,
+ ret = regmap_write(tcpci->regmap, TCPC_TCPC_CTRL,
(polarity == TYPEC_POLARITY_CC2) ?
TCPC_TCPC_CTRL_ORIENTATION : 0);
+ if (ret < 0)
+ return ret;
+
+ if (tcpci->data->set_cc_polarity)
+ tcpci->data->set_cc_polarity(tcpci, tcpci->data, polarity);
+
+ return ret;
}
static void tcpci_set_partner_usb_comm_capable(struct tcpc_dev *tcpc, bool capable)
@@ -395,6 +402,9 @@ static int tcpci_set_roles(struct tcpc_dev *tcpc, bool attached,
if (ret < 0)
return ret;
+ if (tcpci->data->set_roles)
+ tcpci->data->set_roles(tcpci, tcpci->data, attached, role, data);
+
return 0;
}
@@ -439,6 +449,36 @@ static bool tcpci_is_vbus_vsafe0v(struct tcpc_dev *tcpc)
return !!(reg & TCPC_EXTENDED_STATUS_VSAFE0V);
}
+static void tcpci_set_pd_capable(struct tcpc_dev *tcpc, bool capable)
+{
+ struct tcpci *tcpci = tcpc_to_tcpci(tcpc);
+
+ if (tcpci->data->set_pd_capable)
+ tcpci->data->set_pd_capable(tcpci, tcpci->data, capable);
+}
+
+static int tcpci_get_current_limit(struct tcpc_dev *tcpc)
+{
+ struct tcpci *tcpci = tcpc_to_tcpci(tcpc);
+
+ if (tcpci->data->get_current_limit)
+ return tcpci->data->get_current_limit(tcpci, tcpci->data);
+
+ return 0;
+}
+
+static int tcpci_set_current_limit(struct tcpc_dev *tcpc, u32 max_ma, u32 mv)
+{
+ struct tcpci *tcpci = tcpc_to_tcpci(tcpc);
+ int ret = 0;
+
+ if (tcpci->data->set_current_limit)
+ ret = tcpci->data->set_current_limit(tcpci, tcpci->data, max_ma,
+ mv);
+
+ return ret;
+}
+
static int tcpci_set_vbus(struct tcpc_dev *tcpc, bool source, bool sink)
{
struct tcpci *tcpci = tcpc_to_tcpci(tcpc);
@@ -744,6 +784,9 @@ struct tcpci *tcpci_register_port(struct device *dev, struct tcpci_data *data)
tcpci->tcpc.enable_frs = tcpci_enable_frs;
tcpci->tcpc.frs_sourcing_vbus = tcpci_frs_sourcing_vbus;
tcpci->tcpc.set_partner_usb_comm_capable = tcpci_set_partner_usb_comm_capable;
+ tcpci->tcpc.set_pd_capable = tcpci_set_pd_capable;
+ tcpci->tcpc.set_current_limit = tcpci_set_current_limit;
+ tcpci->tcpc.get_current_limit = tcpci_get_current_limit;
if (tcpci->data->auto_discharge_disconnect) {
tcpci->tcpc.enable_auto_vbus_discharge = tcpci_enable_auto_vbus_discharge;
@@ -181,6 +181,13 @@ struct tcpci_data {
void (*frs_sourcing_vbus)(struct tcpci *tcpci, struct tcpci_data *data);
void (*set_partner_usb_comm_capable)(struct tcpci *tcpci, struct tcpci_data *data,
bool capable);
+ void (*set_pd_capable)(struct tcpci *tcpci, struct tcpci_data *data, bool capable);
+ int (*get_current_limit)(struct tcpci *tcpci, struct tcpci_data *data);
+ int (*set_current_limit)(struct tcpci *tcpci, struct tcpci_data *data, u32 max_ma, u32 mv);
+ void (*set_roles)(struct tcpci *tcpci, struct tcpci_data *data, bool attached,
+ enum typec_role role, enum typec_data_role data_role);
+ void (*set_cc_polarity)(struct tcpci *tcpci, struct tcpci_data *data,
+ enum typec_cc_polarity polarity);
};
struct tcpci *tcpci_register_port(struct device *dev, struct tcpci_data *data);
This change adds chip callbacks for the following operations: 1. Setting/getting vbus voltage and current limits. 2. Notifying presence of PD capable partner 3. Notifying port role 4. Notifying orientation Signed-off-by: Badhri Jagan Sridharan <badhri@google.com> --- drivers/usb/typec/tcpm/tcpci.c | 45 +++++++++++++++++++++++++++++++++- drivers/usb/typec/tcpm/tcpci.h | 7 ++++++ 2 files changed, 51 insertions(+), 1 deletion(-)