67 lines
1.8 KiB
C
67 lines
1.8 KiB
C
/* Copyright 2018 The Chromium OS Authors. All rights reserved.
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* Use of this source code is governed by a BSD-style license that can be
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* found in the LICENSE file.
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*/
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/* Type-C port manager for TI TUSB422 Port Controller */
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#include "common.h"
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#include "tusb422.h"
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#include "tcpci.h"
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#include "tcpm.h"
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#include "timer.h"
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#include "usb_pd.h"
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#ifndef CONFIG_USB_PD_TCPM_TCPCI
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#error "TUSB422 is using a standard TCPCI interface"
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#error "Please upgrade your board configuration"
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#endif
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int tusb422_tcpci_tcpn_init(int port)
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{
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int rv = tcpci_tcpm_init(port);
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if (rv)
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return rv;
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/*
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* VBUS detection is supposed to be enabled by default, however the
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* TUSB422 has this disabled following reset.
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*/
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/* Enable VBUS detection */
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return tcpc_write16(port, TCPC_REG_COMMAND, 0x33);
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}
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const struct tcpm_drv tusb422_tcpm_drv = {
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.init = &tusb422_tcpci_tcpn_init,
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.release = &tcpci_tcpm_release,
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.get_cc = &tcpci_tcpm_get_cc,
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#ifdef CONFIG_USB_PD_VBUS_DETECT_TCPC
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.get_vbus_level = &tcpci_tcpm_get_vbus_level,
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#endif
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.select_rp_value = &tcpci_tcpm_select_rp_value,
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.set_cc = &tcpci_tcpm_set_cc,
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.set_polarity = &tcpci_tcpm_set_polarity,
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.set_vconn = &tcpci_tcpm_set_vconn,
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.set_msg_header = &tcpci_tcpm_set_msg_header,
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.set_rx_enable = &tcpci_tcpm_set_rx_enable,
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.get_message_raw = &tcpci_tcpm_get_message_raw,
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.transmit = &tcpci_tcpm_transmit,
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.tcpc_alert = &tcpci_tcpc_alert,
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#ifdef CONFIG_USB_PD_DISCHARGE_TCPC
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.tcpc_discharge_vbus = &tcpci_tcpc_discharge_vbus,
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#endif
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#ifdef CONFIG_USB_PD_DUAL_ROLE_AUTO_TOGGLE
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.drp_toggle = &tcpci_tcpc_drp_toggle,
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#endif
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#ifdef CONFIG_USBC_PPC
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.set_snk_ctrl = &tcpci_tcpm_set_snk_ctrl,
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.set_src_ctrl = &tcpci_tcpm_set_src_ctrl,
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#endif
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.get_chip_info = &tcpci_get_chip_info,
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#ifdef CONFIG_USB_PD_TCPC_LOW_POWER
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.enter_low_power_mode = &tcpci_enter_low_power_mode,
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#endif
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};
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