4  * SPDX-License-Identifier: Apache-2.0
24 	struct usbc_port_data *data = dev->data;  in tc_subsys_init()
25 	struct tc_sm_t *tc = data->tc;  in tc_subsys_init()
28 	tc->dev = dev;  in tc_subsys_init()
35  * @brief Runs the Type-C layer
39 	struct usbc_port_data *data = dev->data;  in tc_run()
40 	const struct device *tcpc = data->tcpc;  in tc_run()
41 	struct tc_sm_t *tc = data->tc;  in tc_run()
46 		data->tc_enabled = true;  in tc_run()
48 		data->tc_enabled = false;  in tc_run()
52 	switch (data->tc_sm_state) {  in tc_run()
54 		if (data->tc_enabled == false) {  in tc_run()
59 		/* Initialize the Type-C layer */  in tc_run()
61 		if (ret != 0 && ret != -EAGAIN) {  in tc_run()
63 			LOG_ERR("Disabling the Type-C Layer");  in tc_run()
64 			data->tc_enabled = false;  in tc_run()
72 		data->tc_sm_state = SM_RUN;  in tc_run()
75 		if (data->tc_enabled == false) {  in tc_run()
77 			data->tc_sm_state = SM_PAUSED;  in tc_run()
82 		if (tcpc_get_cc(tcpc, &tc->cc1, &tc->cc2) != 0) {  in tc_run()
87 			tc->cc1 = TC_CC_VOLT_OPEN;  in tc_run()
88 			tc->cc2 = TC_CC_VOLT_OPEN;  in tc_run()
91 		/* Detect polarity */  in tc_run()
92 		tc->cc_polarity = (tc->cc1 > tc->cc2) ? TC_POLARITY_CC1 : TC_POLARITY_CC2;  in tc_run()
121  * @brief Initializes the Type-C layer
125 	struct usbc_port_data *data = dev->data;  in tc_init()
126 	struct tc_sm_t *tc = data->tc;  in tc_init()
127 	const struct device *tcpc = data->tcpc;  in tc_init()
131 	usbc_timer_init(&tc->tc_t_error_recovery, TC_T_ERROR_RECOVERY_SOURCE_MIN_MS);  in tc_init()
132 	usbc_timer_init(&tc->tc_t_cc_debounce, TC_T_CC_DEBOUNCE_MAX_MS);  in tc_init()
133 	usbc_timer_init(&tc->tc_t_rp_value_change, TC_T_RP_VALUE_CHANGE_MAX_MS);  in tc_init()
135 	usbc_timer_init(&tc->tc_t_vconn_off, TC_T_VCONN_OFF_MAX_MS);  in tc_init()
139 	tc->flags = ATOMIC_INIT(0);  in tc_init()
149 	/* Stop sourcing VBUS by policy callback and/or TCPC */  in tc_init()
152 		LOG_ERR("Couldn't disable vbus sourcing: %d", ret);  in tc_init()
156 	/* Disable VBUS sourcing by the PPC */  in tc_init()
157 	if (data->ppc != NULL) {  in tc_init()
158 		ppc_set_src_ctrl(data->ppc, false);  in tc_init()
163 	if (ret != 0 && ret != -ENOTSUP) {  in tc_init()
180  * @brief Sets a Type-C state
184 	struct usbc_port_data *data = dev->data;  in tc_set_state()
185 	struct tc_sm_t *tc = data->tc;  in tc_set_state()
192  * @brief Get the Type-C current state
196 	struct usbc_port_data *data = dev->data;  in tc_get_state()
198 	return data->tc->ctx.current - &tc_states[0];  in tc_get_state()
220 	struct usbc_port_data *data = dev->data;  in tc_select_src_collision_rp()
221 	const struct device *tcpc = data->tcpc;  in tc_select_src_collision_rp()
226 	if (ret != 0 && ret != -ENOTSUP) {  in tc_select_src_collision_rp()
246 	const struct device *dev = tc->dev;  in tc_cc_open_entry()
247 	struct usbc_port_data *data = dev->data;  in tc_cc_open_entry()
248 	const struct device *tcpc = data->tcpc;  in tc_cc_open_entry()
251 	tc->cc_voltage = TC_CC_VOLT_OPEN;  in tc_cc_open_entry()
255 	if (ret != 0 && ret != -ENOSYS) {  in tc_cc_open_entry()
295 	usbc_timer_start(&tc->tc_t_error_recovery);  in tc_error_recovery_entry()
304 	const struct device *dev = tc->dev;  in tc_error_recovery_run()
307 	if (usbc_timer_expired(&tc->tc_t_error_recovery) == false) {  in tc_error_recovery_run()
321  * @brief Type-C State Table