remove unused USB PD function definitions
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24ee293a9b
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83432a483e
1747
usb_pd/usb_pd.h
1747
usb_pd/usb_pd.h
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@ -8,9 +8,6 @@
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#ifndef __CROS_EC_USB_PD_TCPM_H
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#define __CROS_EC_USB_PD_TCPM_H
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#include "ec_commands.h"
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#include "i2c.h"
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/* Default retry count for transmitting */
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#define PD_RETRY_COUNT 3
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@ -80,8 +77,7 @@ enum tcpc_cc_polarity {
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static inline enum tcpc_cc_polarity polarity_rm_dts(
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enum tcpc_cc_polarity polarity)
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{
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BUILD_ASSERT(POLARITY_COUNT == 4);
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return polarity & BIT(0);
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return polarity & (1 << 0);
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}
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enum tcpm_transmit_type {
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@ -168,343 +164,4 @@ static inline int cc_is_only_one_rd(enum tcpc_cc_voltage_status cc1,
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return cc_is_at_least_one_rd(cc1, cc2) && cc1 != cc2;
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}
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struct tcpm_drv {
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/**
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* Initialize TCPM driver and wait for TCPC readiness.
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*
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* @param port Type-C port number
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*
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* @return EC_SUCCESS or error
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*/
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int (*init)(int port);
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/**
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* Release the TCPM hardware and disconnect the driver.
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* Only .init() can be called after .release().
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*
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* @param port Type-C port number
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*
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* @return EC_SUCCESS or error
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*/
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int (*release)(int port);
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/**
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* Read the CC line status.
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*
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* @param port Type-C port number
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* @param cc1 pointer to CC status for CC1
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* @param cc2 pointer to CC status for CC2
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*
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* @return EC_SUCCESS or error
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*/
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int (*get_cc)(int port, enum tcpc_cc_voltage_status *cc1,
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enum tcpc_cc_voltage_status *cc2);
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/**
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* Read VBUS
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*
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* @param port Type-C port number
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*
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* @return 0 => VBUS not detected, 1 => VBUS detected
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*/
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int (*get_vbus_level)(int port);
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/**
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* Set the value of the CC pull-up used when we are a source.
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*
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* @param port Type-C port number
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* @param rp One of enum tcpc_rp_value
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*
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* @return EC_SUCCESS or error
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*/
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int (*select_rp_value)(int port, int rp);
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/**
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* Set the CC pull resistor. This sets our role as either source or sink.
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*
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* @param port Type-C port number
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* @param pull One of enum tcpc_cc_pull
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*
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* @return EC_SUCCESS or error
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*/
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int (*set_cc)(int port, int pull);
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/**
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* Set polarity
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*
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* @param port Type-C port number
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* @param polarity port polarity
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*
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* @return EC_SUCCESS or error
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*/
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int (*set_polarity)(int port, enum tcpc_cc_polarity polarity);
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/**
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* Set Vconn.
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*
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* @param port Type-C port number
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* @param enable Enable/Disable Vconn
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*
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* @return EC_SUCCESS or error
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*/
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int (*set_vconn)(int port, int enable);
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/**
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* Set PD message header to use for goodCRC
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*
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* @param port Type-C port number
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* @param power_role Power role to use in header
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* @param data_role Data role to use in header
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*
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* @return EC_SUCCESS or error
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*/
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int (*set_msg_header)(int port, int power_role, int data_role);
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/**
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* Set RX enable flag
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*
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* @param port Type-C port number
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* @enable true for enable, false for disable
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*
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* @return EC_SUCCESS or error
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*/
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int (*set_rx_enable)(int port, int enable);
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/**
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* Read received PD message from the TCPC
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*
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* @param port Type-C port number
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* @param payload Pointer to location to copy payload of message
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* @param header of message
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*
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* @return EC_SUCCESS or error
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*/
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int (*get_message_raw)(int port, uint32_t *payload, int *head);
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/**
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* Transmit PD message
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*
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* @param port Type-C port number
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* @param type Transmit type
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* @param header Packet header
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* @param cnt Number of bytes in payload
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* @param data Payload
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*
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* @return EC_SUCCESS or error
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*/
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int (*transmit)(int port, enum tcpm_transmit_type type, uint16_t header,
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const uint32_t *data);
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/**
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* TCPC is asserting alert
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*
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* @param port Type-C port number
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*/
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void (*tcpc_alert)(int port);
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/**
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* Discharge PD VBUS on src/sink disconnect & power role swap
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*
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* @param port Type-C port number
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* @param enable Discharge enable or disable
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*/
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void (*tcpc_discharge_vbus)(int port, int enable);
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/**
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* Auto Discharge Disconnect
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*
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* @param port Type-C port number
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* @param enable Auto Discharge enable or disable
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*/
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void (*tcpc_enable_auto_discharge_disconnect)(int port,
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int enable);
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/**
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* Set new connection
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* There is a new connection. May have to handle differently
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* if we were performing auto-toggle. Allow a driver to do
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* any work required to leave the unattached auto-toggle mode
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* as well as setting the CC lines. If auto-toggle is not
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* being used or was not the cause of the new connection
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* detection then set both CC lines to the passed pull.
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*
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* @param port Type-C port number
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* @param pull enum tcpc_cc_pull of CC lines
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*
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* @return EC_SUCCESS or error
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*/
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int (*set_new_connection)(int port,
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enum tcpc_cc_pull pull);
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#ifdef CONFIG_USB_PD_DUAL_ROLE_AUTO_TOGGLE
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/**
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* Enable TCPC auto DRP toggling.
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*
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* @param port Type-C port number
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*
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* @return EC_SUCCESS or error
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*/
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int (*drp_toggle)(int port);
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#endif
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/**
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* Get firmware version.
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*
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* @param port Type-C port number
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* @param live Fetch live chip info or hard-coded + cached info
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* @param info Pointer to pointer to PD chip info
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*
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* @return EC_SUCCESS or error
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*/
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int (*get_chip_info)(int port, int live,
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struct ec_response_pd_chip_info_v1 **info);
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#ifdef CONFIG_USBC_PPC
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/**
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* Send SinkVBUS or DisableSinkVBUS command
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*
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* @param port Type-C port number
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* @enable true for enable, false for disable
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*
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* @return EC_SUCCESS or error
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*/
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int (*set_snk_ctrl)(int port, int enable);
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/**
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* Send SourceVBUS or DisableSourceVBUS command
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*
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* @param port Type-C port number
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* @enable true for enable, false for disable
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*
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* @return EC_SUCCESS or error
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*/
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int (*set_src_ctrl)(int port, int enable);
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#endif
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#ifdef CONFIG_USB_PD_TCPC_LOW_POWER
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/**
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* Instructs the TCPC to enter into low power mode.
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*
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* NOTE: Do no use tcpc_(read|write) style helper methods in this
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* function. You must use i2c_(read|write) directly.
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*
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* @param port Type-C port number
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*
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* @return EC_SUCCESS or error
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*/
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int (*enter_low_power_mode)(int port);
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#endif
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/**
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* Enable/Disable TCPC FRS detection
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*
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* @param port Type-C port number
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* @param enable FRS enable (true) disable (false)
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*/
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void (*set_frs_enable)(int port, int enable);
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};
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/*
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* Macros for tcpc_config_t flags field.
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*
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* Bit 0 --> Polarity for TCPC alert. Set to 1 if alert is active high.
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* Bit 1 --> Set to 1 if TCPC alert line is open-drain instead of push-pull.
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* Bit 2 --> Polarity for TCPC reset. Set to 1 if reset line is active high.
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* Bit 3 --> Set to 1 if TCPC is using TCPCI Revision 2.0
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*/
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#define TCPC_FLAGS_ALERT_ACTIVE_HIGH BIT(0)
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#define TCPC_FLAGS_ALERT_OD BIT(1)
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#define TCPC_FLAGS_RESET_ACTIVE_HIGH BIT(2)
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#define TCPC_FLAGS_TCPCI_REV2_0 BIT(3)
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struct tcpc_config_t {
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enum ec_bus_type bus_type; /* enum ec_bus_type */
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union {
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struct i2c_info_t i2c_info;
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};
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const struct tcpm_drv *drv;
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/* See TCPC_FLAGS_* above */
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uint32_t flags;
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#ifdef CONFIG_INTEL_VIRTUAL_MUX
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/*
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* 0-3: Corresponding USB2 port number (1 ~ 15)
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* 4-7: Corresponding USB3 port number (1 ~ 15)
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*/
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uint8_t usb23;
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#endif
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};
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#ifndef CONFIG_USB_PD_TCPC_RUNTIME_CONFIG
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extern const struct tcpc_config_t tcpc_config[];
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#else
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extern struct tcpc_config_t tcpc_config[];
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#endif
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/**
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* Returns the PD_STATUS_TCPC_ALERT_* mask corresponding to the TCPC ports
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* that are currently asserting ALERT.
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*
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* @return PD_STATUS_TCPC_ALERT_* mask.
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*/
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uint16_t tcpc_get_alert_status(void);
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/**
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* Optional, set the TCPC power mode.
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*
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* @param port Type-C port number
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* @param mode 0: off/sleep, 1: on/awake
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*/
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void board_set_tcpc_power_mode(int port, int mode) __attribute__((weak));
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/**
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* Initialize TCPC.
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*
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* @param port Type-C port number
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*/
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void tcpc_init(int port);
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/**
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* TCPC is asserting alert
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*
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* @param port Type-C port number
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*/
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void tcpc_alert_clear(int port);
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/**
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* Run TCPC task once. This checks for incoming messages, processes
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* any outgoing messages, and reads CC lines.
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*
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* @param port Type-C port number
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* @param evt Event type that woke up this task
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*/
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int tcpc_run(int port, int evt);
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/**
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* Initialize board specific TCPC functions post TCPC initialization.
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*
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* @param port Type-C port number
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*
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* @return EC_SUCCESS or error
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*/
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int board_tcpc_post_init(int port) __attribute__((weak));
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/**
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* Turn on/off VCONN power switch in board specific code.
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*
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* @param port Type-C port number
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* @param cc_pin 0:CC pin 0, 1: CC pin 1
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* @param enabled 1: Enable VCONN, 0: Disable VCONN
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*
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*/
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void board_pd_vconn_ctrl(int port, enum usbpd_cc_pin cc_pin, int enabled);
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/**
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* Get the VBUS voltage from TCPC
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*
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* @param port Type-C port number
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*
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* @return VBUS voltage in mV.
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*/
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int tcpc_get_vbus_voltage(int port);
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#endif /* __CROS_EC_USB_PD_TCPM_H */
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