diff options
Diffstat (limited to 'board/taeko/usbc_config.c')
-rw-r--r-- | board/taeko/usbc_config.c | 276 |
1 files changed, 0 insertions, 276 deletions
diff --git a/board/taeko/usbc_config.c b/board/taeko/usbc_config.c deleted file mode 100644 index 993b10c99f..0000000000 --- a/board/taeko/usbc_config.c +++ /dev/null @@ -1,276 +0,0 @@ -/* 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. - */ - -#include <stdint.h> -#include <stdbool.h> - -#include "common.h" -#include "compile_time_macros.h" -#include "console.h" -#include "driver/bc12/pi3usb9201_public.h" -#include "driver/ppc/nx20p348x.h" -#include "driver/ppc/syv682x_public.h" -#include "driver/retimer/bb_retimer_public.h" -#include "driver/tcpm/nct38xx.h" -#include "driver/tcpm/ps8xxx_public.h" -#include "driver/tcpm/tcpci.h" -#include "ec_commands.h" -#include "fw_config.h" -#include "gpio.h" -#include "gpio_signal.h" -#include "hooks.h" -#include "ioexpander.h" -#include "system.h" -#include "task.h" -#include "task_id.h" -#include "timer.h" -#include "usbc_config.h" -#include "usbc_ppc.h" -#include "usb_charge.h" -#include "usb_mux.h" -#include "usb_pd.h" -#include "usb_pd_tcpm.h" - -#define CPRINTF(format, args...) cprintf(CC_USBPD, format, ## args) -#define CPRINTS(format, args...) cprints(CC_USBPD, format, ## args) - -/* USBC TCPC configuration */ -const struct tcpc_config_t tcpc_config[] = { - [USBC_PORT_C0] = { - .bus_type = EC_BUS_TYPE_I2C, - .i2c_info = { - .port = I2C_PORT_USB_C0_TCPC, - .addr_flags = NCT38XX_I2C_ADDR1_1_FLAGS, - }, - .drv = &nct38xx_tcpm_drv, - .flags = TCPC_FLAGS_TCPCI_REV2_0, - }, - [USBC_PORT_C1] = { - .bus_type = EC_BUS_TYPE_I2C, - .i2c_info = { - .port = I2C_PORT_USB_C1_TCPC, - .addr_flags = PS8751_I2C_ADDR1_FLAGS, - }, - .drv = &ps8xxx_tcpm_drv, - .flags = TCPC_FLAGS_TCPCI_REV2_0 | - TCPC_FLAGS_TCPCI_REV2_0_NO_VSAFE0V, - }, -}; -BUILD_ASSERT(ARRAY_SIZE(tcpc_config) == USBC_PORT_COUNT); -BUILD_ASSERT(CONFIG_USB_PD_PORT_MAX_COUNT == USBC_PORT_COUNT); - -/* USBC PPC configuration */ -struct ppc_config_t ppc_chips[] = { - [USBC_PORT_C0] = { - .i2c_port = I2C_PORT_USB_C0_PPC, - .i2c_addr_flags = SYV682X_ADDR0_FLAGS, - .drv = &syv682x_drv, - }, - [USBC_PORT_C1] = { - /* Compatible with Silicon Mitus SM536A0 */ - .i2c_port = I2C_PORT_USB_C1_PPC, - .i2c_addr_flags = NX20P3483_ADDR2_FLAGS, - .drv = &nx20p348x_drv, - }, -}; -BUILD_ASSERT(ARRAY_SIZE(ppc_chips) == USBC_PORT_COUNT); - -unsigned int ppc_cnt = ARRAY_SIZE(ppc_chips); - -/* USBC mux configuration - Alder Lake includes internal mux */ - -/* - * USB3 DB mux configuration - the top level mux still needs to be set - * to the 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, -}; - -const struct usb_mux usb_muxes[] = { - [USBC_PORT_C0] = { - .usb_port = USBC_PORT_C0, - .driver = &virtual_usb_mux_driver, - .hpd_update = &virtual_hpd_update, - }, - [USBC_PORT_C1] = { - /* PS8815 DB */ - .usb_port = USBC_PORT_C1, - .driver = &virtual_usb_mux_driver, - .hpd_update = &virtual_hpd_update, - .next_mux = &usbc1_usb3_db_retimer, - }, -}; -BUILD_ASSERT(ARRAY_SIZE(usb_muxes) == USBC_PORT_COUNT); - -/* BC1.2 charger detect configuration */ -const struct pi3usb9201_config_t pi3usb9201_bc12_chips[] = { - [USBC_PORT_C0] = { - .i2c_port = I2C_PORT_USB_C0_BC12, - .i2c_addr_flags = PI3USB9201_I2C_ADDR_3_FLAGS, - }, - [USBC_PORT_C1] = { - .i2c_port = I2C_PORT_USB_C1_BC12, - .i2c_addr_flags = PI3USB9201_I2C_ADDR_3_FLAGS, - }, -}; -BUILD_ASSERT(ARRAY_SIZE(pi3usb9201_bc12_chips) == USBC_PORT_COUNT); - -/* - * USB C0 and C2 uses burnside bridge chips and have their reset - * controlled by their respective TCPC chips acting as GPIO expanders. - * - * ioex_init() is normally called before we take the TCPCs out of - * reset, so we need to start in disabled mode, then explicitly - * call ioex_init(). - */ - -struct ioexpander_config_t ioex_config[] = { - [IOEX_C0_NCT38XX] = { - .i2c_host_port = I2C_PORT_USB_C0_TCPC, - .i2c_addr_flags = NCT38XX_I2C_ADDR1_1_FLAGS, - .drv = &nct38xx_ioexpander_drv, - .flags = IOEX_FLAGS_DISABLED, - }, -}; -BUILD_ASSERT(ARRAY_SIZE(ioex_config) == CONFIG_IO_EXPANDER_PORT_COUNT); - -void config_usb_db_type(void) -{ - enum ec_cfg_usb_db_type db_type = ec_cfg_usb_db_type(); - - /* - * TODO(b/194515356): implement multiple DB types - */ - - CPRINTS("Configured USB DB type number is %d", db_type); -} - -void board_reset_pd_mcu(void) -{ - /* - * TODO(b/194618663): figure out correct timing - */ - - gpio_set_level(GPIO_USB_C0_TCPC_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 - */ - - msleep(20); - - gpio_set_level(GPIO_USB_C0_TCPC_RST_ODL, 1); - gpio_set_level(GPIO_USB_C1_RT_RST_R_ODL, 1); - - /* wait for chips to come up */ - - msleep(50); -} - - - -static void board_tcpc_init(void) -{ - /* Don't reset TCPCs after initial reset */ - 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. - */ - ioex_config[0].flags &= ~IOEX_FLAGS_DISABLED; - ioex_init(0); - } - - /* Enable PPC interrupts. */ - gpio_enable_interrupt(GPIO_USB_C0_PPC_INT_ODL); - gpio_enable_interrupt(GPIO_USB_C1_PPC_INT_ODL); - - /* Enable TCPC interrupts. */ - gpio_enable_interrupt(GPIO_USB_C0_TCPC_INT_ODL); - gpio_enable_interrupt(GPIO_USB_C1_TCPC_INT_ODL); - - /* Enable BC1.2 interrupts. */ - gpio_enable_interrupt(GPIO_USB_C0_BC12_INT_ODL); - gpio_enable_interrupt(GPIO_USB_C1_BC12_INT_ODL); -} -DECLARE_HOOK(HOOK_INIT, board_tcpc_init, HOOK_PRIO_INIT_CHIPSET); - -uint16_t tcpc_get_alert_status(void) -{ - uint16_t status = 0; - - if (gpio_get_level(GPIO_USB_C0_TCPC_INT_ODL) == 0) - status |= PD_STATUS_TCPC_ALERT_0 | PD_STATUS_TCPC_ALERT_2; - - if (gpio_get_level(GPIO_USB_C1_TCPC_INT_ODL) == 0) - status |= PD_STATUS_TCPC_ALERT_1; - - return status; -} - -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) - 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_TCPC_INT_ODL: - schedule_deferred_pd_interrupt(USBC_PORT_C0); - break; - case GPIO_USB_C1_TCPC_INT_ODL: - schedule_deferred_pd_interrupt(USBC_PORT_C1); - break; - default: - break; - } -} - -void bc12_interrupt(enum gpio_signal signal) -{ - switch (signal) { - case GPIO_USB_C0_BC12_INT_ODL: - task_set_event(TASK_ID_USB_CHG_P0, USB_CHG_EVENT_BC12); - break; - case GPIO_USB_C1_BC12_INT_ODL: - task_set_event(TASK_ID_USB_CHG_P1, USB_CHG_EVENT_BC12); - break; - default: - break; - } -} - -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: - nx20p348x_interrupt(USBC_PORT_C1); - break; - - default: - break; - } -} - -__override bool board_is_dts_port(int port) -{ - return port == USBC_PORT_C0; -} |