diff options
Diffstat (limited to 'baseboard/asurada/usbc_config.c')
| -rw-r--r-- | baseboard/asurada/usbc_config.c | 431 |
1 files changed, 0 insertions, 431 deletions
diff --git a/baseboard/asurada/usbc_config.c b/baseboard/asurada/usbc_config.c deleted file mode 100644 index e552c97771..0000000000 --- a/baseboard/asurada/usbc_config.c +++ /dev/null @@ -1,431 +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. - */ - -/* Asurada baseboard-specific USB-C configuration */ - -#include "adc.h" -#include "baseboard_common.h" -#include "bc12/pi3usb9201_public.h" -#include "bc12/mt6360_public.h" -#include "button.h" -#include "charger.h" -#include "charge_state_v2.h" -#include "charger/isl923x_public.h" -#include "console.h" -#include "ec_commands.h" -#include "extpower.h" -#include "gpio.h" -#include "hooks.h" -#include "i2c.h" -#include "lid_switch.h" -#include "task.h" -#include "ppc/syv682x_public.h" -#include "power.h" -#include "power_button.h" -#include "spi.h" -#include "switch.h" -#include "tablet_mode.h" -#include "tcpm/it8xxx2_pd_public.h" -#include "uart.h" -#include "usbc_ppc.h" -#include "usb_charge.h" -#include "usb_mux.h" -#include "usb_mux/ps8743_public.h" -#include "usb_mux/it5205_public.h" -#include "usb_pd_tcpm.h" -#include "usbc_ppc.h" - -#define CPRINTSUSB(format, args...) cprints(CC_USBCHARGE, format, ## args) -#define CPRINTS(format, args...) cprints(CC_SYSTEM, format, ## args) -#define CPRINTF(format, args...) cprintf(CC_SYSTEM, format, ## args) - -const struct charger_config_t chg_chips[] = { - { - .i2c_port = I2C_PORT_CHARGER, - .i2c_addr_flags = ISL923X_ADDR_FLAGS, - .drv = &isl923x_drv, - }, -}; - -/* Baseboard */ - -static void baseboard_init(void) -{ - gpio_enable_interrupt(GPIO_USB_C0_BC12_INT_ODL); - gpio_enable_interrupt(GPIO_AP_XHCI_INIT_DONE); -} -DECLARE_HOOK(HOOK_INIT, baseboard_init, HOOK_PRIO_DEFAULT-1); - -/* Sub-board */ - -enum board_sub_board board_get_sub_board(void) -{ - static enum board_sub_board sub = SUB_BOARD_NONE; - - if (sub != SUB_BOARD_NONE) - return sub; - - /* HDMI board has external pull high. */ - if (gpio_get_level(GPIO_EC_X_GPIO3)) { - sub = SUB_BOARD_HDMI; - /* Only has 1 PPC with HDMI subboard */ - ppc_cnt = 1; - /* EC_X_GPIO1 */ - gpio_set_flags(GPIO_EN_HDMI_PWR, GPIO_OUT_HIGH); - /* X_EC_GPIO2 */ - gpio_set_flags(GPIO_PS185_EC_DP_HPD, GPIO_INT_BOTH); - /* EC_X_GPIO3 */ - gpio_set_flags(GPIO_PS185_PWRDN_ODL, GPIO_ODR_HIGH); - } else { - sub = SUB_BOARD_TYPEC; - /* EC_X_GPIO1 */ - gpio_set_flags(GPIO_USB_C1_FRS_EN, GPIO_OUT_LOW); - /* X_EC_GPIO2 */ - gpio_set_flags(GPIO_USB_C1_PPC_INT_ODL, - GPIO_INT_BOTH | GPIO_PULL_UP); - /* EC_X_GPIO3 */ - gpio_set_flags(GPIO_USB_C1_DP_IN_HPD, GPIO_OUT_LOW); - } - - CPRINTS("Detect %s SUB", sub == SUB_BOARD_HDMI ? "HDMI" : "TYPEC"); - return sub; -} - -static void sub_board_init(void) -{ - board_get_sub_board(); -} -DECLARE_HOOK(HOOK_INIT, sub_board_init, HOOK_PRIO_INIT_I2C - 1); - -/* Detect subboard */ -static void board_tcpc_init(void) -{ - gpio_enable_interrupt(GPIO_USB_C0_PPC_INT_ODL); - /* C1: GPIO_USB_C1_PPC_INT_ODL & HDMI: GPIO_PS185_EC_DP_HPD */ - gpio_enable_interrupt(GPIO_X_EC_GPIO2); - - /* If this is not a Type-C subboard, disable the task. */ - if (board_get_sub_board() != SUB_BOARD_TYPEC) - task_disable_task(TASK_ID_PD_C1); -} -/* Must be done after I2C and subboard */ -DECLARE_HOOK(HOOK_INIT, board_tcpc_init, HOOK_PRIO_INIT_I2C + 1); - -/* PPC */ -struct ppc_config_t ppc_chips[CONFIG_USB_PD_PORT_MAX_COUNT] = { - { - .i2c_port = I2C_PORT_PPC0, - .i2c_addr_flags = SYV682X_ADDR0_FLAGS, - .drv = &syv682x_drv, - .frs_en = GPIO_USB_C0_FRS_EN, - }, - { - .i2c_port = I2C_PORT_PPC1, - .i2c_addr_flags = SYV682X_ADDR0_FLAGS, - .drv = &syv682x_drv, - .frs_en = GPIO_USB_C1_FRS_EN, - }, -}; -unsigned int ppc_cnt = ARRAY_SIZE(ppc_chips); - -/* BC12 */ -const struct mt6360_config_t mt6360_config = { - .i2c_port = I2C_PORT_POWER, - .i2c_addr_flags = MT6360_PMU_I2C_ADDR_FLAGS, -}; - -const struct pi3usb9201_config_t - pi3usb9201_bc12_chips[CONFIG_USB_PD_PORT_MAX_COUNT] = { - /* [0]: unused */ - [1] = { - .i2c_port = I2C_PORT_PPC1, - .i2c_addr_flags = PI3USB9201_I2C_ADDR_3_FLAGS, - } -}; - -struct bc12_config bc12_ports[CONFIG_USB_PD_PORT_MAX_COUNT] = { - { .drv = &mt6360_drv }, - { .drv = &pi3usb9201_drv }, -}; - -void bc12_interrupt(enum gpio_signal signal) -{ - if (signal == GPIO_USB_C0_BC12_INT_ODL) - task_set_event(TASK_ID_USB_CHG_P0, USB_CHG_EVENT_BC12); - else - task_set_event(TASK_ID_USB_CHG_P1, USB_CHG_EVENT_BC12); -} - -static void board_sub_bc12_init(void) -{ - if (board_get_sub_board() == SUB_BOARD_TYPEC) - gpio_enable_interrupt(GPIO_USB_C1_BC12_INT_L); - else - /* If this is not a Type-C subboard, disable the task. */ - task_disable_task(TASK_ID_USB_CHG_P1); -} -/* Must be done after I2C and subboard */ -DECLARE_HOOK(HOOK_INIT, board_sub_bc12_init, HOOK_PRIO_INIT_I2C + 1); - -void ppc_interrupt(enum gpio_signal signal) -{ - if (signal == GPIO_USB_C0_PPC_INT_ODL) - /* C0: PPC interrupt */ - syv682x_interrupt(0); -} - -__override uint8_t board_get_usb_pd_port_count(void) -{ - if (board_get_sub_board() == SUB_BOARD_TYPEC) - return CONFIG_USB_PD_PORT_MAX_COUNT; - else - return CONFIG_USB_PD_PORT_MAX_COUNT - 1; -} - -/* USB-A */ -const int usb_port_enable[] = { - GPIO_EN_PP5000_USB_A0_VBUS, -}; -BUILD_ASSERT(ARRAY_SIZE(usb_port_enable) == USB_PORT_COUNT); - -void usb_a0_interrupt(enum gpio_signal signal) -{ - enum usb_charge_mode mode = gpio_get_level(signal) ? - USB_CHARGE_MODE_ENABLED : USB_CHARGE_MODE_DISABLED; - - for (int i = 0; i < USB_PORT_COUNT; i++) - usb_charge_set_mode(i, mode, USB_ALLOW_SUSPEND_CHARGE); -} - -static int board_ps8743_mux_set(const struct usb_mux *me, - mux_state_t mux_state) -{ - int rv = EC_SUCCESS; - int reg = 0; - - rv = ps8743_read(me, PS8743_REG_MODE, ®); - if (rv) - return rv; - - /* Disable FLIP pin, enable I2C control. */ - reg |= PS8743_MODE_FLIP_REG_CONTROL; - /* Disable CE_USB pin, enable I2C control. */ - reg |= PS8743_MODE_USB_REG_CONTROL; - /* Disable CE_DP pin, enable I2C control. */ - reg |= PS8743_MODE_DP_REG_CONTROL; - - /* - * DP specific config - * - * Enable/Disable IN_HPD on the DB. - */ - gpio_set_level(GPIO_USB_C1_DP_IN_HPD, - mux_state & USB_PD_MUX_DP_ENABLED); - - return ps8743_write(me, PS8743_REG_MODE, reg); -} - -const struct usb_mux usbc0_virtual_mux = { - .usb_port = 0, - .driver = &virtual_usb_mux_driver, - .hpd_update = &virtual_hpd_update, -}; - -const struct usb_mux usbc1_virtual_mux = { - .usb_port = 1, - .driver = &virtual_usb_mux_driver, - .hpd_update = &virtual_hpd_update, -}; - -const struct usb_mux usb_muxes[CONFIG_USB_PD_PORT_MAX_COUNT] = { - { - .usb_port = 0, - .i2c_port = I2C_PORT_USB_MUX0, - .i2c_addr_flags = IT5205_I2C_ADDR1_FLAGS, - .driver = &it5205_usb_mux_driver, - .next_mux = &usbc0_virtual_mux, - }, - { - .usb_port = 1, - .i2c_port = I2C_PORT_USB_MUX1, - .i2c_addr_flags = PS8743_I2C_ADDR0_FLAG, - .driver = &ps8743_usb_mux_driver, - .next_mux = &usbc1_virtual_mux, - .board_set = &board_ps8743_mux_set, - }, -}; - -void board_overcurrent_event(int port, int is_overcurrented) -{ - /* TODO: check correct operation for Asurada */ -} - -/* TCPC */ -const struct tcpc_config_t tcpc_config[CONFIG_USB_PD_PORT_MAX_COUNT] = { - { - .bus_type = EC_BUS_TYPE_EMBEDDED, - /* TCPC is embedded within EC so no i2c config needed */ - .drv = &it8xxx2_tcpm_drv, - /* Alert is active-low, push-pull */ - .flags = 0, - }, - { - .bus_type = EC_BUS_TYPE_EMBEDDED, - /* TCPC is embedded within EC so no i2c config needed */ - .drv = &it8xxx2_tcpm_drv, - /* Alert is active-low, push-pull */ - .flags = 0, - }, -}; - -uint16_t tcpc_get_alert_status(void) -{ - /* - * C0 & C1: TCPC is embedded in the EC and processes interrupts in the - * chip code (it83xx/intc.c) - */ - return 0; -} - -void board_reset_pd_mcu(void) -{ - /* - * C0 & C1: TCPC is embedded in the EC and processes interrupts in the - * chip code (it83xx/intc.c) - */ -} - -void board_set_charge_limit(int port, int supplier, int charge_ma, - int max_ma, int charge_mv) -{ - charge_set_input_current_limit( - MAX(charge_ma, CONFIG_CHARGER_INPUT_CURRENT), charge_mv); -} - -void board_pd_vconn_ctrl(int port, enum usbpd_cc_pin cc_pin, int enabled) -{ - /* - * We ignore the cc_pin and PPC vconn because polarity and PPC vconn - * should already be set correctly in the PPC driver via the pd - * state machine. - */ -} - -int board_set_active_charge_port(int port) -{ - int i; - int is_valid_port = port == 0 || (port == 1 && board_get_sub_board() == - SUB_BOARD_TYPEC); - - if (!is_valid_port && port != CHARGE_PORT_NONE) - return EC_ERROR_INVAL; - - if (port == CHARGE_PORT_NONE) { - CPRINTS("Disabling all charger ports"); - - /* Disable all ports. */ - for (i = 0; i < ppc_cnt; i++) { - /* - * Do not return early if one fails otherwise we can - * get into a boot loop assertion failure. - */ - if (ppc_vbus_sink_enable(i, 0)) - CPRINTS("Disabling C%d as sink failed.", i); - } - - return EC_SUCCESS; - } - - /* Check if the port is sourcing VBUS. */ - if (ppc_is_sourcing_vbus(port)) { - CPRINTS("Skip enable C%d", port); - return EC_ERROR_INVAL; - } - - CPRINTS("New charge port: C%d", port); - - /* - * Turn off the other ports' sink path FETs, before enabling the - * requested charge port. - */ - for (i = 0; i < ppc_cnt; i++) { - if (i == port) - continue; - - if (ppc_vbus_sink_enable(i, 0)) - CPRINTS("C%d: sink path disable failed.", i); - } - - /* Enable requested charge port. */ - if (ppc_vbus_sink_enable(port, 1)) { - CPRINTS("C%d: sink path enable failed.", port); - return EC_ERROR_UNKNOWN; - } - - return EC_SUCCESS; -} - -/** - * Handle PS185 HPD changing state. - */ -int debounced_hpd; - -static void ps185_hdmi_hpd_deferred(void) -{ - const int new_hpd = gpio_get_level(GPIO_PS185_EC_DP_HPD); - - /* HPD status not changed, probably a glitch, just return. */ - if (debounced_hpd == new_hpd) - return; - - debounced_hpd = new_hpd; - - gpio_set_level(GPIO_EC_DPBRDG_HPD_ODL, !debounced_hpd); - CPRINTS(debounced_hpd ? "HDMI plug" : "HDMI unplug"); -} -DECLARE_DEFERRED(ps185_hdmi_hpd_deferred); - -#define PS185_HPD_DEBOUCE 250 - -static void hdmi_hpd_interrupt(enum gpio_signal signal) -{ - hook_call_deferred(&ps185_hdmi_hpd_deferred_data, PS185_HPD_DEBOUCE); -} - -/* HDMI/TYPE-C function shared subboard interrupt */ -void x_ec_interrupt(enum gpio_signal signal) -{ - int sub = board_get_sub_board(); - - if (sub == SUB_BOARD_TYPEC) - /* C1: PPC interrupt */ - syv682x_interrupt(1); - else if (sub == SUB_BOARD_HDMI) - hdmi_hpd_interrupt(signal); - else - CPRINTS("Undetected subboard interrupt."); -} - -int ppc_get_alert_status(int port) -{ - if (port == 0) - return gpio_get_level(GPIO_USB_C0_PPC_INT_ODL) == 0; - if (port == 1 && board_get_sub_board() == SUB_BOARD_TYPEC) - return gpio_get_level(GPIO_USB_C1_PPC_INT_ODL) == 0; - - return 0; -} - -#ifdef CONFIG_USB_PD_VBUS_MEASURE_ADC_EACH_PORT -enum adc_channel board_get_vbus_adc(int port) -{ - if (port == 0) - return ADC_VBUS_C0; - if (port == 1) - return ADC_VBUS_C1; - CPRINTSUSB("Unknown vbus adc port id: %d", port); - return ADC_VBUS_C0; -} -#endif /* CONFIG_USB_PD_VBUS_MEASURE_ADC_EACH_PORT */ |