diff options
Diffstat (limited to 'board/gimble/usbc_config.c')
-rw-r--r-- | board/gimble/usbc_config.c | 291 |
1 files changed, 0 insertions, 291 deletions
diff --git a/board/gimble/usbc_config.c b/board/gimble/usbc_config.c deleted file mode 100644 index 9f9f702364..0000000000 --- a/board/gimble/usbc_config.c +++ /dev/null @@ -1,291 +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/tcpm/nct38xx.h" -#include "driver/tcpm/ps8xxx.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); - -/* - * 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, - .next_mux = NULL, -}; - -/* USBC mux configuration - Alder Lake includes internal mux */ -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); - -/* - * 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/180434685): implement multiple DB types - */ - - CPRINTS("Configured USB DB type number is %d", db_type); -} - -static void ps8815_reset(void) -{ - int val; - - CPRINTS("%s: patching ps8815 registers", __func__); - - if (i2c_read8(I2C_PORT_USB_C1_TCPC, - PS8751_I2C_ADDR1_P2_FLAGS, 0x0f, &val) == EC_SUCCESS) - CPRINTS("ps8815: reg 0x0f was %02x", val); - - if (i2c_write8(I2C_PORT_USB_C1_TCPC, - PS8751_I2C_ADDR1_P2_FLAGS, 0x0f, 0x31) == EC_SUCCESS) - CPRINTS("ps8815: reg 0x0f set to 0x31"); - - if (i2c_read8(I2C_PORT_USB_C1_TCPC, - PS8751_I2C_ADDR1_P2_FLAGS, 0x0f, &val) == EC_SUCCESS) - CPRINTS("ps8815: reg 0x0f now %02x", val); -} - -void board_reset_pd_mcu(void) -{ - /* Port0 */ - gpio_set_level(GPIO_USB_C0_TCPC_RST_ODL, 0); - gpio_set_level(GPIO_USB_C1_RT_RST_R_ODL, 0); - msleep(GENERIC_MAX(PS8XXX_RESET_DELAY_MS, - PS8815_PWR_H_RST_H_DELAY_MS)); - - 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(PS8815_FW_INIT_DELAY_MS); - - /* Port1 */ - ps8815_reset(); - usb_mux_hpd_update(USBC_PORT_C1, USB_PD_MUX_HPD_LVL_DEASSERTED | - USB_PD_MUX_HPD_IRQ_DEASSERTED); -} - -static void board_tcpc_init(void) -{ - int i; - - /* Don't reset TCPCs after initial reset */ - if (!system_jumped_late()) { - board_reset_pd_mcu(); - - for (i = 0; i < CONFIG_IO_EXPANDER_PORT_COUNT; ++i) { - ioex_config[i].flags &= ~IOEX_FLAGS_DISABLED; - ioex_init(i); - } - } - - /* 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; - - 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; - } -} - -void retimer_interrupt(enum gpio_signal signal) -{ - /* - * TODO(b/179513527): add USB-C support - */ -} - -__override bool board_is_dts_port(int port) -{ - return port == USBC_PORT_C0; -} |