1 files changed, 120 insertions, 230 deletions

diff --git a/board/mithrax/usbc_config.c b/board/mithrax/usbc_config.c
index 43583f6a62..14eec1a145 100644
--- a/board/mithrax/usbc_config.c
+++ b/board/mithrax/usbc_config.c
@@ -1,4 +1,4 @@
-/* Copyright 2022 The Chromium OS Authors. All rights reserved.
+/* 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.
  */
@@ -6,9 +6,6 @@
 #include <stdint.h>
 #include <stdbool.h>
 
-#include "cbi.h"
-#include "charger.h"
-#include "charge_ramp.h"
 #include "common.h"
 #include "compile_time_macros.h"
 #include "console.h"
@@ -39,22 +36,12 @@
 #define CPRINTF(format, args...) cprintf(CC_USBPD, format, ## args)
 #define CPRINTS(format, args...) cprints(CC_USBPD, format, ## args)
 
-#ifdef CONFIG_ZEPHYR
-enum ioex_port {
-	IOEX_C0_NCT38XX = 0,
-	IOEX_C2_NCT38XX,
-	IOEX_ID_1_C0_NCT38XX,
-	IOEX_ID_1_C2_NCT38XX,
-	IOEX_PORT_COUNT
-};
-#endif /* CONFIG_ZEPHYR */
-
 /* USBC TCPC configuration */
-const struct tcpc_config_t tcpc_config[] = {
-	[USBC_PORT_C0] = {
+struct tcpc_config_t tcpc_config[] = {
+	[USBC_PORT_C2] = {
 		.bus_type = EC_BUS_TYPE_I2C,
 		.i2c_info = {
-			.port = I2C_PORT_USB_C0_C2_TCPC,
+			.port = I2C_PORT_USB_C2_TCPC,
 			.addr_flags = NCT38XX_I2C_ADDR1_1_FLAGS,
 		},
 		.drv = &nct38xx_tcpm_drv,
@@ -70,67 +57,56 @@ const struct tcpc_config_t tcpc_config[] = {
 		.drv = &ps8xxx_tcpm_drv,
 		.flags = TCPC_FLAGS_TCPCI_REV2_0 |
 			 TCPC_FLAGS_TCPCI_REV2_0_NO_VSAFE0V |
-			 TCPC_FLAGS_CONTROL_VCONN |
-			 TCPC_FLAGS_CONTROL_FRS,
-	},
-	[USBC_PORT_C2] = {
-		.bus_type = EC_BUS_TYPE_I2C,
-		.i2c_info = {
-			.port = I2C_PORT_USB_C0_C2_TCPC,
-			.addr_flags = NCT38XX_I2C_ADDR2_1_FLAGS,
-		},
-		.drv = &nct38xx_tcpm_drv,
-		.flags = TCPC_FLAGS_TCPCI_REV2_0,
+			 TCPC_FLAGS_CONTROL_VCONN,
 	},
 };
 BUILD_ASSERT(ARRAY_SIZE(tcpc_config) == USBC_PORT_COUNT);
 BUILD_ASSERT(CONFIG_USB_PD_PORT_MAX_COUNT == USBC_PORT_COUNT);
 
-/******************************************************************************/
-/* USB-A charging control */
-
-#ifndef CONFIG_ZEPHYR
-const int usb_port_enable[USB_PORT_COUNT] = {
-	GPIO_EN_PP5000_USBA_R,
+struct tcpc_config_t tcpc_config_c1 = {
+	.bus_type = EC_BUS_TYPE_I2C,
+	.i2c_info = {
+		.port = I2C_PORT_USB_C1_TCPC,
+		.addr_flags = NCT38XX_I2C_ADDR1_1_FLAGS,
+	},
+	.drv = &nct38xx_tcpm_drv,
+	.flags = TCPC_FLAGS_TCPCI_REV2_0 |
+		TCPC_FLAGS_NO_DEBUG_ACC_CONTROL,
 };
-#endif
-BUILD_ASSERT(ARRAY_SIZE(usb_port_enable) == USB_PORT_COUNT);
-
-/******************************************************************************/
 
 /* USBC PPC configuration */
 struct ppc_config_t ppc_chips[] = {
-	[USBC_PORT_C0] = {
-		.i2c_port = I2C_PORT_USB_C0_C2_PPC,
-		.i2c_addr_flags = SYV682X_ADDR0_FLAGS,
-		.frs_en = IOEX_USB_C0_FRS_EN,
+	[USBC_PORT_C2] = {
+		.i2c_port = I2C_PORT_USB_C2_PPC,
+		.i2c_addr_flags = SYV682X_ADDR2_FLAGS,
 		.drv = &syv682x_drv,
 	},
 	[USBC_PORT_C1] = {
-		/* Compatible with Silicon Mitus SM5360A */
+		/* Compatible with Silicon Mitus SM536A0 */
 		.i2c_port = I2C_PORT_USB_C1_PPC,
 		.i2c_addr_flags = NX20P3483_ADDR2_FLAGS,
 		.drv = &nx20p348x_drv,
 	},
-	[USBC_PORT_C2] = {
-		.i2c_port = I2C_PORT_USB_C0_C2_PPC,
-		.i2c_addr_flags = SYV682X_ADDR2_FLAGS,
-		.frs_en = IOEX_USB_C2_FRS_EN,
-		.drv = &syv682x_drv,
-	},
 };
 BUILD_ASSERT(ARRAY_SIZE(ppc_chips) == USBC_PORT_COUNT);
 
 unsigned int ppc_cnt = ARRAY_SIZE(ppc_chips);
 
+struct ppc_config_t ppc_chips_c1 = {
+	.i2c_port = I2C_PORT_USB_C1_PPC,
+	.i2c_addr_flags = SYV682X_ADDR0_FLAGS,
+	.drv = &syv682x_drv,
+};
+
 /* USBC mux configuration - Alder Lake includes internal mux */
-static const struct usb_mux usbc0_tcss_usb_mux = {
-	.usb_port = USBC_PORT_C0,
+static const struct usb_mux usbc2_tcss_usb_mux = {
+	.usb_port = USBC_PORT_C2,
 	.driver = &virtual_usb_mux_driver,
 	.hpd_update = &virtual_hpd_update,
 };
-static const struct usb_mux usbc2_tcss_usb_mux = {
-	.usb_port = USBC_PORT_C2,
+
+static const struct usb_mux usbc1_tcss_usb_mux = {
+	.usb_port = USBC_PORT_C1,
 	.driver = &virtual_usb_mux_driver,
 	.hpd_update = &virtual_hpd_update,
 };
@@ -146,14 +122,11 @@ static const struct usb_mux usbc1_usb3_db_retimer = {
 	.hpd_update = &ps8xxx_tcpc_update_hpd_status,
 };
 
-const struct usb_mux usb_muxes[] = {
-	[USBC_PORT_C0] = {
-		.usb_port = USBC_PORT_C0,
-		.driver = &bb_usb_retimer,
-		.hpd_update = bb_retimer_hpd_update,
-		.i2c_port = I2C_PORT_USB_C0_C2_MUX,
-		.i2c_addr_flags = USBC_PORT_C0_BB_RETIMER_I2C_ADDR,
-		.next_mux = &usbc0_tcss_usb_mux,
+struct usb_mux usb_muxes[] = {
+	[USBC_PORT_C2] = {
+		.usb_port = USBC_PORT_C2,
+		.driver = &virtual_usb_mux_driver,
+		.hpd_update = &virtual_hpd_update,
 	},
 	[USBC_PORT_C1] = {
 		/* PS8815 DB */
@@ -162,32 +135,38 @@ const struct usb_mux usb_muxes[] = {
 		.hpd_update = &virtual_hpd_update,
 		.next_mux = &usbc1_usb3_db_retimer,
 	},
-	[USBC_PORT_C2] = {
+};
+BUILD_ASSERT(ARRAY_SIZE(usb_muxes) == USBC_PORT_COUNT);
+
+static const struct usb_mux usb_muxes_c1 = {
+		.usb_port = USBC_PORT_C1,
+		.driver = &bb_usb_retimer,
+		.hpd_update = bb_retimer_hpd_update,
+		.i2c_port = I2C_PORT_USB_C1_MUX,
+		.i2c_addr_flags = USBC_PORT_C1_BB_RETIMER_I2C_ADDR,
+		.next_mux = &usbc1_tcss_usb_mux,
+};
+
+static const struct usb_mux usb_muxes_c2 = {
 		.usb_port = USBC_PORT_C2,
 		.driver = &bb_usb_retimer,
 		.hpd_update = bb_retimer_hpd_update,
-		.i2c_port = I2C_PORT_USB_C0_C2_MUX,
+		.i2c_port = I2C_PORT_USB_C2_MUX,
 		.i2c_addr_flags = USBC_PORT_C2_BB_RETIMER_I2C_ADDR,
 		.next_mux = &usbc2_tcss_usb_mux,
-	},
 };
-BUILD_ASSERT(ARRAY_SIZE(usb_muxes) == USBC_PORT_COUNT);
 
-#ifndef CONFIG_ZEPHYR
+
 /* BC1.2 charger detect configuration */
 const struct pi3usb9201_config_t pi3usb9201_bc12_chips[] = {
-	[USBC_PORT_C0] = {
-		.i2c_port = I2C_PORT_USB_C0_C2_BC12,
-		.i2c_addr_flags = PI3USB9201_I2C_ADDR_3_FLAGS,
+	[USBC_PORT_C2] = {
+		.i2c_port = I2C_PORT_USB_C2_BC12,
+		.i2c_addr_flags = PI3USB9201_I2C_ADDR_1_FLAGS,
 	},
 	[USBC_PORT_C1] = {
 		.i2c_port = I2C_PORT_USB_C1_BC12,
 		.i2c_addr_flags = PI3USB9201_I2C_ADDR_3_FLAGS,
 	},
-	[USBC_PORT_C2] = {
-		.i2c_port = I2C_PORT_USB_C0_C2_BC12,
-		.i2c_addr_flags = PI3USB9201_I2C_ADDR_1_FLAGS,
-	},
 };
 BUILD_ASSERT(ARRAY_SIZE(pi3usb9201_bc12_chips) == USBC_PORT_COUNT);
 
@@ -201,67 +180,20 @@ BUILD_ASSERT(ARRAY_SIZE(pi3usb9201_bc12_chips) == USBC_PORT_COUNT);
  */
 
 struct ioexpander_config_t ioex_config[] = {
-	[IOEX_C0_NCT38XX] = {
-		.i2c_host_port = I2C_PORT_USB_C0_C2_TCPC,
+	[IOEX_C1_NCT38XX] = {
+		.i2c_host_port = I2C_PORT_USB_C1_TCPC,
 		.i2c_addr_flags = NCT38XX_I2C_ADDR1_1_FLAGS,
 		.drv = &nct38xx_ioexpander_drv,
 		.flags = IOEX_FLAGS_DEFAULT_INIT_DISABLED,
 	},
 	[IOEX_C2_NCT38XX] = {
-		.i2c_host_port = I2C_PORT_USB_C0_C2_TCPC,
-		.i2c_addr_flags = NCT38XX_I2C_ADDR2_1_FLAGS,
-		.drv = &nct38xx_ioexpander_drv,
-		.flags = IOEX_FLAGS_DEFAULT_INIT_DISABLED,
-	},
-	[IOEX_ID_1_C0_NCT38XX] = {
-		.i2c_host_port = I2C_PORT_USB_C0_C2_TCPC,
+		.i2c_host_port = I2C_PORT_USB_C2_TCPC,
 		.i2c_addr_flags = NCT38XX_I2C_ADDR1_1_FLAGS,
 		.drv = &nct38xx_ioexpander_drv,
 		.flags = IOEX_FLAGS_DEFAULT_INIT_DISABLED,
 	},
-	[IOEX_ID_1_C2_NCT38XX] = {
-		.i2c_host_port = I2C_PORT_USB_C0_C2_TCPC,
-		.i2c_addr_flags = NCT38XX_I2C_ADDR2_1_FLAGS,
-		.drv = &nct38xx_ioexpander_drv,
-		.flags = IOEX_FLAGS_DEFAULT_INIT_DISABLED,
-	},
 };
 BUILD_ASSERT(ARRAY_SIZE(ioex_config) == CONFIG_IO_EXPANDER_PORT_COUNT);
-#endif /* !CONFIG_ZEPHYR */
-
-#ifdef CONFIG_CHARGE_RAMP_SW
-
-/*
- * TODO(b/181508008): tune this threshold
- */
-
-#define BC12_MIN_VOLTAGE 4400
-
-/**
- * Return true if VBUS is too low
- */
-int board_is_vbus_too_low(int port, enum chg_ramp_vbus_state ramp_state)
-{
-	int voltage;
-
-	if (charger_get_vbus_voltage(port, &voltage))
-		voltage = 0;
-
-	if (voltage == 0) {
-		CPRINTS("%s: must be disconnected", __func__);
-		return 1;
-	}
-
-	if (voltage < BC12_MIN_VOLTAGE) {
-		CPRINTS("%s: port %d: vbus %d lower than %d", __func__,
-			port, voltage, BC12_MIN_VOLTAGE);
-		return 1;
-	}
-
-	return 0;
-}
-
-#endif /* CONFIG_CHARGE_RAMP_SW */
 
 void config_usb_db_type(void)
 {
@@ -276,27 +208,14 @@ void config_usb_db_type(void)
 
 __override int bb_retimer_power_enable(const struct usb_mux *me, bool enable)
 {
-	enum ioex_signal rst_signal;
-
-	if (me->usb_port == USBC_PORT_C0) {
-/* TODO: explore how to handle board id in zephyr*/
-#ifndef CONFIG_ZEPHYR
-		if (get_board_id() == 1)
-			rst_signal = IOEX_ID_1_USB_C0_RT_RST_ODL;
-		else
-#endif /* !CONFIG_ZEPHYR */
-			rst_signal = IOEX_USB_C0_RT_RST_ODL;
-	} else if (me->usb_port == USBC_PORT_C2) {
-/* TODO: explore how to handle board id in zephyr*/
-#ifndef CONFIG_ZEPHYR
-		if (get_board_id() == 1)
-			rst_signal = IOEX_ID_1_USB_C2_RT_RST_ODL;
-		else
-#endif /* !CONFIG_ZEPHYR */
-			rst_signal = IOEX_USB_C2_RT_RST_ODL;
-	} else {
+	int rst_signal;
+
+	if (me->usb_port == USBC_PORT_C1)
+		rst_signal = IOEX_USB_C1_RT_RST_ODL;
+	else if (me->usb_port == USBC_PORT_C2)
+		rst_signal = IOEX_USB_C2_RT_RST_ODL;
+	else
 		return EC_ERROR_INVAL;
-	}
 
 	/*
 	 * We do not have a load switch for the burnside bridge chips,
@@ -310,28 +229,14 @@ __override int bb_retimer_power_enable(const struct usb_mux *me, bool enable)
 		 * retimer_init() function ensures power is up before calling
 		 * this function.
 		 */
-		ioex_set_level(rst_signal, 1);
+		gpio_or_ioex_set_level(rst_signal, 1);
 		/*
 		 * Allow 1ms time for the retimer to power up lc_domain
 		 * which powers I2C controller within retimer
 		 */
 		msleep(1);
-		if (get_board_id() == 1) {
-			int val;
-
-			/*
-			 * Check if we were able to deassert
-			 * reset. Board ID 1 uses a GPIO that is
-			 * uncontrollable when a debug accessory is
-			 * connected.
-			 */
-			if (ioex_get_level(rst_signal, &val) != EC_SUCCESS)
-				return EC_ERROR_UNKNOWN;
-			if (val != 1)
-				return EC_ERROR_NOT_POWERED;
-		}
 	} else {
-		ioex_set_level(rst_signal, 0);
+		gpio_or_ioex_set_level(rst_signal, 0);
 		msleep(1);
 	}
 	return EC_SUCCESS;
@@ -339,25 +244,16 @@ __override int bb_retimer_power_enable(const struct usb_mux *me, bool enable)
 
 void board_reset_pd_mcu(void)
 {
-	enum gpio_signal tcpc_rst;
-
-	if (get_board_id() == 1)
-/* TODO: explore how to handle board id in zephyr*/
-#ifndef CONFIG_ZEPHYR
-		tcpc_rst = GPIO_ID_1_USB_C0_C2_TCPC_RST_ODL;
-	else
-#endif /* !CONFIG_ZEPHYR */
-		tcpc_rst = GPIO_USB_C0_C2_TCPC_RST_ODL;
-
 	/*
 	 * TODO(b/179648104): figure out correct timing
 	 */
 
-	gpio_set_level(tcpc_rst, 0);
-	if (ec_cfg_usb_db_type() != DB_USB_ABSENT) {
+	gpio_set_level(GPIO_USB_C0_C2_TCPC_RST_ODL, 0);
+	gpio_set_level(GPIO_USB_C1_RT_RST_R_ODL, 0);
+
+	if (ec_cfg_usb_db_type() == DB_USB4_NCT3807)
 		gpio_set_level(GPIO_USB_C1_RST_ODL, 0);
-		gpio_set_level(GPIO_USB_C1_RT_RST_R_ODL, 0);
-	}
+
 
 	/*
 	 * delay for power-on to reset-off and min. assertion time
@@ -365,56 +261,49 @@ void board_reset_pd_mcu(void)
 
 	msleep(20);
 
-	gpio_set_level(tcpc_rst, 1);
-	if (ec_cfg_usb_db_type() != DB_USB_ABSENT) {
+	gpio_set_level(GPIO_USB_C0_C2_TCPC_RST_ODL, 1);
+	gpio_set_level(GPIO_USB_C1_RT_RST_R_ODL, 1);
+
+	if (ec_cfg_usb_db_type() == DB_USB4_NCT3807)
 		gpio_set_level(GPIO_USB_C1_RST_ODL, 1);
-		gpio_set_level(GPIO_USB_C1_RT_RST_R_ODL, 1);
-	}
 
 	/* wait for chips to come up */
 
 	msleep(50);
 }
 
+static void enable_ioex(int ioex)
+{
+	ioex_init(ioex);
+}
+
 static void board_tcpc_init(void)
 {
 	/* Don't reset TCPCs after initial reset */
-	if (!system_jumped_late())
+	if (!system_jumped_late()) {
 		board_reset_pd_mcu();
 
-	/*
-	 * These IO expander pins are implemented using the
-	 * C0/C2 TCPC, so they must be set up after the TCPC has
-	 * been taken out of reset.
-	 */
-	if (get_board_id() == 1) {
-		ioex_init(IOEX_ID_1_C0_NCT38XX);
-		ioex_init(IOEX_ID_1_C2_NCT38XX);
-	} else {
-		ioex_init(IOEX_C0_NCT38XX);
-		ioex_init(IOEX_C2_NCT38XX);
+		/*
+		 * These IO expander pins are implemented using the
+		 * C0/C2 TCPC, so they must be set up after the TCPC has
+		 * been taken out of reset.
+		 */
+		if (ec_cfg_usb_db_type() == DB_USB4_NCT3807)
+			enable_ioex(IOEX_C1_NCT38XX);
+		enable_ioex(IOEX_C2_NCT38XX);
 	}
 
 	/* Enable PPC interrupts. */
-	gpio_enable_interrupt(GPIO_USB_C0_PPC_INT_ODL);
+	gpio_enable_interrupt(GPIO_USB_C1_PPC_INT_ODL);
 	gpio_enable_interrupt(GPIO_USB_C2_PPC_INT_ODL);
 
 	/* Enable TCPC interrupts. */
-	gpio_enable_interrupt(GPIO_USB_C0_C2_TCPC_INT_ODL);
+	gpio_enable_interrupt(GPIO_USB_C1_TCPC_INT_ODL);
+	gpio_enable_interrupt(GPIO_USB_C2_TCPC_INT_ODL);
 
-#ifndef CONFIG_ZEPHYR
 	/* Enable BC1.2 interrupts. */
-	gpio_enable_interrupt(GPIO_USB_C0_BC12_INT_ODL);
+	gpio_enable_interrupt(GPIO_USB_C1_BC12_INT_ODL);
 	gpio_enable_interrupt(GPIO_USB_C2_BC12_INT_ODL);
-#endif /* !CONFIG_ZEPHYR */
-
-	if (ec_cfg_usb_db_type() != DB_USB_ABSENT) {
-		gpio_enable_interrupt(GPIO_USB_C1_PPC_INT_ODL);
-		gpio_enable_interrupt(GPIO_USB_C1_TCPC_INT_ODL);
-#ifndef CONFIG_ZEPHYR
-		gpio_enable_interrupt(GPIO_USB_C1_BC12_INT_ODL);
-#endif /* !CONFIG_ZEPHYR */
-	}
 }
 DECLARE_HOOK(HOOK_INIT, board_tcpc_init, HOOK_PRIO_INIT_CHIPSET);
 
@@ -422,11 +311,10 @@ uint16_t tcpc_get_alert_status(void)
 {
 	uint16_t status = 0;
 
-	if (gpio_get_level(GPIO_USB_C0_C2_TCPC_INT_ODL) == 0)
-		status |= PD_STATUS_TCPC_ALERT_0 | PD_STATUS_TCPC_ALERT_2;
+	if (gpio_get_level(GPIO_USB_C2_TCPC_INT_ODL) == 0)
+		status |= PD_STATUS_TCPC_ALERT_0;
 
-	if ((ec_cfg_usb_db_type() != DB_USB_ABSENT) &&
-	    gpio_get_level(GPIO_USB_C1_TCPC_INT_ODL) == 0)
+	if (gpio_get_level(GPIO_USB_C1_TCPC_INT_ODL) == 0)
 		status |= PD_STATUS_TCPC_ALERT_1;
 
 	return status;
@@ -434,25 +322,20 @@ uint16_t tcpc_get_alert_status(void)
 
 int ppc_get_alert_status(int port)
 {
-	if (port == USBC_PORT_C0)
-		return gpio_get_level(GPIO_USB_C0_PPC_INT_ODL) == 0;
-	else if ((port == USBC_PORT_C1) &&
-		 (ec_cfg_usb_db_type() != DB_USB_ABSENT))
-		return gpio_get_level(GPIO_USB_C1_PPC_INT_ODL) == 0;
-	else if (port == USBC_PORT_C2)
+	if (port == USBC_PORT_C2)
 		return gpio_get_level(GPIO_USB_C2_PPC_INT_ODL) == 0;
+	else if (port == USBC_PORT_C1)
+		return gpio_get_level(GPIO_USB_C1_PPC_INT_ODL) == 0;
 	return 0;
 }
 
 void tcpc_alert_event(enum gpio_signal signal)
 {
 	switch (signal) {
-	case GPIO_USB_C0_C2_TCPC_INT_ODL:
-		schedule_deferred_pd_interrupt(USBC_PORT_C0);
+	case GPIO_USB_C2_TCPC_INT_ODL:
+		schedule_deferred_pd_interrupt(USBC_PORT_C2);
 		break;
 	case GPIO_USB_C1_TCPC_INT_ODL:
-		if (ec_cfg_usb_db_type() == DB_USB_ABSENT)
-			break;
 		schedule_deferred_pd_interrupt(USBC_PORT_C1);
 		break;
 	default:
@@ -463,17 +346,12 @@ void tcpc_alert_event(enum gpio_signal signal)
 void bc12_interrupt(enum gpio_signal signal)
 {
 	switch (signal) {
-	case GPIO_USB_C0_BC12_INT_ODL:
+	case GPIO_USB_C2_BC12_INT_ODL:
 		task_set_event(TASK_ID_USB_CHG_P0, USB_CHG_EVENT_BC12);
 		break;
 	case GPIO_USB_C1_BC12_INT_ODL:
-		if (ec_cfg_usb_db_type() == DB_USB_ABSENT)
-			break;
 		task_set_event(TASK_ID_USB_CHG_P1, USB_CHG_EVENT_BC12);
 		break;
-	case GPIO_USB_C2_BC12_INT_ODL:
-		task_set_event(TASK_ID_USB_CHG_P2, USB_CHG_EVENT_BC12);
-		break;
 	default:
 		break;
 	}
@@ -482,17 +360,14 @@ void bc12_interrupt(enum gpio_signal signal)
 void ppc_interrupt(enum gpio_signal signal)
 {
 	switch (signal) {
-	case GPIO_USB_C0_PPC_INT_ODL:
-		syv682x_interrupt(USBC_PORT_C0);
-		break;
 	case GPIO_USB_C1_PPC_INT_ODL:
 		switch (ec_cfg_usb_db_type()) {
-		case DB_USB_ABSENT:
-		case DB_USB_ABSENT2:
-			break;
 		case DB_USB3_PS8815:
 			nx20p348x_interrupt(USBC_PORT_C1);
 			break;
+		case DB_USB4_NCT3807:
+			syv682x_interrupt(USBC_PORT_C1);
+			break;
 		}
 		break;
 	case GPIO_USB_C2_PPC_INT_ODL:
@@ -512,12 +387,15 @@ void retimer_interrupt(enum gpio_signal signal)
 
 __override bool board_is_dts_port(int port)
 {
-	return port == USBC_PORT_C0;
+	return port == USBC_PORT_C2;
 }
 
 __override bool board_is_tbt_usb4_port(int port)
 {
-	if (port == USBC_PORT_C0 || port == USBC_PORT_C2)
+	if (((port == USBC_PORT_C2) &&
+		(ec_cfg_usb_mb_type() == MB_USB4_TBT)) ||
+		((port == USBC_PORT_C1) &&
+		(ec_cfg_usb_db_type() == DB_USB4_NCT3807)))
 		return true;
 
 	return false;
@@ -530,3 +408,15 @@ __override enum tbt_compat_cable_speed board_get_max_tbt_speed(int port)
 
 	return TBT_SS_TBT_GEN3;
 }
+
+void db_update_usb4_config_from_config(void)
+{
+	tcpc_config[USBC_PORT_C1] = tcpc_config_c1;
+	ppc_chips[USBC_PORT_C1] = ppc_chips_c1;
+	usb_muxes[USBC_PORT_C1] = usb_muxes_c1;
+}
+
+void mb_update_usb4_tbt_config_from_config(void)
+{
+	usb_muxes[USBC_PORT_C2] = usb_muxes_c2;
+}