diff options
Diffstat (limited to 'board/volteer/usbc_config.c')
| -rw-r--r-- | board/volteer/usbc_config.c | 98 |
1 files changed, 57 insertions, 41 deletions
diff --git a/board/volteer/usbc_config.c b/board/volteer/usbc_config.c index 748e1e9599..f5e21cb9f4 100644 --- a/board/volteer/usbc_config.c +++ b/board/volteer/usbc_config.c @@ -1,4 +1,4 @@ -/* Copyright 2021 The Chromium OS Authors. All rights reserved. +/* Copyright 2021 The ChromiumOS Authors * Use of this source code is governed by a BSD-style license that can be * found in the LICENSE file. */ @@ -41,24 +41,33 @@ static const struct tcpc_config_t tcpc_config_p1_usb3 = { * virtual_usb_mux_driver so the AP gets notified of mux changes and updates * the TCSS configuration on state changes. */ -static const struct usb_mux usbc1_usb3_db_retimer = { - .usb_port = USBC_PORT_C1, - .driver = &tcpci_tcpm_usb_mux_driver, - .hpd_update = &ps8xxx_tcpc_update_hpd_status, - .next_mux = NULL, +static const struct usb_mux_chain usbc1_usb3_db_retimer = { + .mux = + &(const struct usb_mux){ + .usb_port = USBC_PORT_C1, + .driver = &tcpci_tcpm_usb_mux_driver, + .hpd_update = &ps8xxx_tcpc_update_hpd_status, + }, + .next = NULL, }; -static const struct usb_mux mux_config_p1_usb3_active = { - .usb_port = USBC_PORT_C1, - .driver = &virtual_usb_mux_driver, - .hpd_update = &virtual_hpd_update, - .next_mux = &usbc1_usb3_db_retimer, +static const struct usb_mux_chain mux_config_p1_usb3_active = { + .mux = + &(const struct usb_mux){ + .usb_port = USBC_PORT_C1, + .driver = &virtual_usb_mux_driver, + .hpd_update = &virtual_hpd_update, + }, + .next = &usbc1_usb3_db_retimer, }; -static const struct usb_mux mux_config_p1_usb3_passive = { - .usb_port = USBC_PORT_C1, - .driver = &virtual_usb_mux_driver, - .hpd_update = &virtual_hpd_update, +static const struct usb_mux_chain mux_config_p1_usb3_passive = { + .mux = + &(const struct usb_mux){ + .usb_port = USBC_PORT_C1, + .driver = &virtual_usb_mux_driver, + .hpd_update = &virtual_hpd_update, + } }; /* @@ -208,25 +217,32 @@ const int usb_port_enable[USB_PORT_COUNT] = { /******************************************************************************/ /* USBC mux configuration - Tiger Lake includes internal mux */ -struct usb_mux usbc1_tcss_usb_mux = { - .usb_port = USBC_PORT_C1, - .driver = &virtual_usb_mux_driver, - .hpd_update = &virtual_hpd_update, +struct usb_mux_chain usbc1_tcss_usb_mux = { + .mux = + &(const struct usb_mux){ + .usb_port = USBC_PORT_C1, + .driver = &virtual_usb_mux_driver, + .hpd_update = &virtual_hpd_update, + } }; -struct usb_mux usb_muxes[] = { +struct usb_mux_chain usb_muxes[] = { [USBC_PORT_C0] = { - .usb_port = USBC_PORT_C0, - .driver = &virtual_usb_mux_driver, - .hpd_update = &virtual_hpd_update, + .mux = &(const struct usb_mux) { + .usb_port = USBC_PORT_C0, + .driver = &virtual_usb_mux_driver, + .hpd_update = &virtual_hpd_update, + }, }, [USBC_PORT_C1] = { - .usb_port = USBC_PORT_C1, - .driver = &bb_usb_retimer, - .hpd_update = bb_retimer_hpd_update, - .next_mux = &usbc1_tcss_usb_mux, - .i2c_port = I2C_PORT_USB_1_MIX, - .i2c_addr_flags = USBC_PORT_C1_BB_RETIMER_I2C_ADDR, + .mux = &(const struct usb_mux) { + .usb_port = USBC_PORT_C1, + .driver = &bb_usb_retimer, + .hpd_update = bb_retimer_hpd_update, + .i2c_port = I2C_PORT_USB_1_MIX, + .i2c_addr_flags = USBC_PORT_C1_BB_RETIMER_I2C_ADDR, + }, + .next = &usbc1_tcss_usb_mux, }, }; BUILD_ASSERT(ARRAY_SIZE(usb_muxes) == USBC_PORT_COUNT); @@ -279,8 +295,8 @@ __override bool board_is_tbt_usb4_port(int port) * TODO (b/147732807): All the USB-C ports need to support same * features. Need to fix once USB-C feature set is known for Volteer. */ - return ((port == USBC_PORT_C1) - && ((usb_db == DB_USB4_GEN2) || (usb_db == DB_USB4_GEN3))); + return ((port == USBC_PORT_C1) && + ((usb_db == DB_USB4_GEN2) || (usb_db == DB_USB4_GEN3))); } static void ps8815_reset(void) @@ -288,8 +304,7 @@ static void ps8815_reset(void) int val; gpio_set_level(GPIO_USB_C1_RT_RST_ODL, 0); - msleep(GENERIC_MAX(PS8XXX_RESET_DELAY_MS, - PS8815_PWR_H_RST_H_DELAY_MS)); + msleep(GENERIC_MAX(PS8XXX_RESET_DELAY_MS, PS8815_PWR_H_RST_H_DELAY_MS)); gpio_set_level(GPIO_USB_C1_RT_RST_ODL, 1); msleep(PS8815_FW_INIT_DELAY_MS); @@ -300,16 +315,16 @@ static void ps8815_reset(void) CPRINTS("%s: patching ps8815 registers", __func__); - if (i2c_read8(I2C_PORT_USB_C1, - PS8XXX_I2C_ADDR1_P2_FLAGS, 0x0f, &val) == EC_SUCCESS) + if (i2c_read8(I2C_PORT_USB_C1, PS8XXX_I2C_ADDR1_P2_FLAGS, 0x0f, &val) == + EC_SUCCESS) CPRINTS("ps8815: reg 0x0f was %02x", val); - if (i2c_write8(I2C_PORT_USB_C1, - PS8XXX_I2C_ADDR1_P2_FLAGS, 0x0f, 0x31) == EC_SUCCESS) + if (i2c_write8(I2C_PORT_USB_C1, PS8XXX_I2C_ADDR1_P2_FLAGS, 0x0f, + 0x31) == EC_SUCCESS) CPRINTS("ps8815: reg 0x0f set to 0x31"); - if (i2c_read8(I2C_PORT_USB_C1, - PS8XXX_I2C_ADDR1_P2_FLAGS, 0x0f, &val) == EC_SUCCESS) + if (i2c_read8(I2C_PORT_USB_C1, PS8XXX_I2C_ADDR1_P2_FLAGS, 0x0f, &val) == + EC_SUCCESS) CPRINTS("ps8815: reg 0x0f now %02x", val); } @@ -321,8 +336,9 @@ void board_reset_pd_mcu(void) /* Daughterboard specific reset for port 1 */ if (usb_db == DB_USB3_ACTIVE) { ps8815_reset(); - usb_mux_hpd_update(USBC_PORT_C1, USB_PD_MUX_HPD_LVL_DEASSERTED | - USB_PD_MUX_HPD_IRQ_DEASSERTED); + usb_mux_hpd_update(USBC_PORT_C1, + USB_PD_MUX_HPD_LVL_DEASSERTED | + USB_PD_MUX_HPD_IRQ_DEASSERTED); } } |