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/* Copyright 2021 The Chromium OS Authors. All rights reserved.
* Use of this source code is governed by a BSD-style license that can be
* found in the LICENSE file.
*/
/* Krabby board-specific USB-C configuration */
#include "driver/tcpm/it83xx_pd.h"
#include "driver/usb_mux/ps8743.h"
#include "hooks.h"
#include "variant_db_detection.h"
void board_usb_mux_init(void)
{
if (corsola_get_db_type() == CORSOLA_DB_TYPEC) {
ps8743_tune_usb_eq(&usb_muxes[1],
PS8743_USB_EQ_TX_12_8_DB,
PS8743_USB_EQ_RX_12_8_DB);
ps8743_write(&usb_muxes[1],
PS8743_REG_HS_DET_THRESHOLD,
PS8743_USB_HS_THRESH_NEG_10);
}
}
DECLARE_HOOK(HOOK_INIT, board_usb_mux_init, HOOK_PRIO_INIT_I2C + 1);
const struct cc_para_t *board_get_cc_tuning_parameter(enum usbpd_port port)
{
const static struct cc_para_t
cc_parameter[CONFIG_USB_PD_ITE_ACTIVE_PORT_COUNT] = {
{
.rising_time = IT83XX_TX_PRE_DRIVING_TIME_1_UNIT,
.falling_time = IT83XX_TX_PRE_DRIVING_TIME_2_UNIT,
},
{
.rising_time = IT83XX_TX_PRE_DRIVING_TIME_1_UNIT,
.falling_time = IT83XX_TX_PRE_DRIVING_TIME_2_UNIT,
},
};
return &cc_parameter[port];
}
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