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Diffstat (limited to 'baseboard/dragonegg/baseboard.c')
| -rw-r--r-- | baseboard/dragonegg/baseboard.c | 344 |
1 files changed, 0 insertions, 344 deletions
diff --git a/baseboard/dragonegg/baseboard.c b/baseboard/dragonegg/baseboard.c deleted file mode 100644 index 7414421c15..0000000000 --- a/baseboard/dragonegg/baseboard.c +++ /dev/null @@ -1,344 +0,0 @@ -/* Copyright 2018 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. - */ - -/* DragonEgg family-specific configuration */ -#include "charge_manager.h" -#include "charge_state_v2.h" -#include "chipset.h" -#include "console.h" -#include "driver/bc12/max14637.h" -#include "driver/ppc/nx20p348x.h" -#include "driver/ppc/sn5s330.h" -#include "driver/ppc/syv682x.h" -#include "driver/tcpm/it83xx_pd.h" -#include "driver/tcpm/tcpci.h" -#include "driver/tcpm/tcpm.h" -#include "driver/tcpm/tusb422.h" -#include "espi.h" -#include "gpio.h" -#include "hooks.h" -#include "i2c.h" -#include "keyboard_scan.h" -#include "power.h" -#include "timer.h" -#include "util.h" -#include "tcpci.h" -#include "usbc_ppc.h" -#include "util.h" - -#define USB_PD_PORT_ITE_0 0 -#define USB_PD_PORT_ITE_1 1 -#define USB_PD_PORT_TUSB422_2 2 - -#define CPRINTS(format, args...) cprints(CC_SYSTEM, format, ## args) -#define CPRINTF(format, args...) cprintf(CC_SYSTEM, format, ## args) - -#define CPRINTSUSB(format, args...) cprints(CC_USBCHARGE, format, ## args) -#define CPRINTFUSB(format, args...) cprintf(CC_USBCHARGE, format, ## args) - -/******************************************************************************/ -/* Keyboard scan setting */ -struct keyboard_scan_config keyscan_config = { - /* - * F3 key scan cycle completed but scan input is not - * charging to logic high when EC start scan next - * column for "T" key, so we set .output_settle_us - * to 80us from 50us. - */ - .output_settle_us = 80, - .debounce_down_us = 9 * MSEC, - .debounce_up_us = 30 * MSEC, - .scan_period_us = 3 * MSEC, - .min_post_scan_delay_us = 1000, - .poll_timeout_us = 100 * MSEC, - .actual_key_mask = { - 0x14, 0xff, 0xff, 0xff, 0xff, 0xf5, 0xff, - 0xa4, 0xff, 0xfe, 0x55, 0xfa, 0xca /* full set */ - }, -}; - -/******************************************************************************/ -/* Wake up pins */ -const enum gpio_signal hibernate_wake_pins[] = { - GPIO_LID_OPEN, - GPIO_AC_PRESENT, - GPIO_POWER_BUTTON_L, -}; -const int hibernate_wake_pins_used = ARRAY_SIZE(hibernate_wake_pins); - -/* I2C port map configuration */ -/* TODO(b/111125177): Increase these speeds to 400 kHz and verify operation */ -const struct i2c_port_t i2c_ports[] = { - {"eeprom", IT83XX_I2C_CH_A, 100, GPIO_I2C0_SCL, GPIO_I2C0_SDA}, - {"sensor", IT83XX_I2C_CH_B, 100, GPIO_I2C1_SCL, GPIO_I2C1_SDA}, - {"usbc12", IT83XX_I2C_CH_C, 100, GPIO_I2C2_SCL, GPIO_I2C2_SDA}, - {"usbc0", IT83XX_I2C_CH_E, 100, GPIO_I2C4_SCL, GPIO_I2C4_SDA}, - {"power", IT83XX_I2C_CH_F, 100, GPIO_I2C5_SCL, GPIO_I2C5_SDA} -}; -const unsigned int i2c_ports_used = ARRAY_SIZE(i2c_ports); - -/******************************************************************************/ -/* Chipset callbacks/hooks */ - -/* Called on AP S5 -> S3 transition */ -static void baseboard_chipset_startup(void) -{ - /* TODD(b/111121615): Need to fill out this hook */ -} -DECLARE_HOOK(HOOK_CHIPSET_STARTUP, baseboard_chipset_startup, - HOOK_PRIO_DEFAULT); - -/* Called on AP S0iX -> S0 transition */ -static void baseboard_chipset_resume(void) -{ - /* TODD(b/111121615): Need to fill out this hook */ - /* Enable display backlight. */ - gpio_set_level(GPIO_EDP_BKTLEN_OD, 1); -} -DECLARE_HOOK(HOOK_CHIPSET_RESUME, baseboard_chipset_resume, HOOK_PRIO_DEFAULT); - -/* Called on AP S0 -> S0iX transition */ -static void baseboard_chipset_suspend(void) -{ - /* TODD(b/111121615): Need to fill out this hook */ - /* Enable display backlight. */ - gpio_set_level(GPIO_EDP_BKTLEN_OD, 0); -} -DECLARE_HOOK(HOOK_CHIPSET_SUSPEND, baseboard_chipset_suspend, - HOOK_PRIO_DEFAULT); - -/* Called on AP S3 -> S5 transition */ -static void baseboard_chipset_shutdown(void) -{ - /* TODD(b/111121615): Need to fill out this hook */ -} -DECLARE_HOOK(HOOK_CHIPSET_SHUTDOWN, baseboard_chipset_shutdown, - HOOK_PRIO_DEFAULT); - -void board_hibernate(void) -{ - int timeout_ms = 20; - /* - * Disable the TCPC power rail and the PP5000 rail before going into - * hibernate. Note, these 2 rails are powered up as the default state in - * gpio.inc. - */ - gpio_set_level(GPIO_EN_PP5000, 0); - /* Wait for PP5000 to drop before disabling PP3300_TCPC */ - while (gpio_get_level(GPIO_PP5000_PG_OD) && timeout_ms > 0) { - msleep(1); - timeout_ms--; - } - if (!timeout_ms) - CPRINTS("PP5000_PG didn't go low after 20 msec"); - gpio_set_level(GPIO_EN_PP3300_TCPC, 0); -} -/******************************************************************************/ -/* USB-C TPCP Configuration */ -const struct tcpc_config_t tcpc_config[CONFIG_USB_PD_PORT_MAX_COUNT] = { - [USB_PD_PORT_ITE_0] = { - .bus_type = EC_BUS_TYPE_EMBEDDED, - /* TCPC is embedded within EC so no i2c config needed */ - .drv = &it83xx_tcpm_drv, - /* Alert is active-low, push-pull */ - .flags = 0, - }, - - [USB_PD_PORT_ITE_1] = { - .bus_type = EC_BUS_TYPE_EMBEDDED, - /* TCPC is embedded within EC so no i2c config needed */ - .drv = &it83xx_tcpm_drv, - /* Alert is active-low, push-pull */ - .flags = 0, - }, - - [USB_PD_PORT_TUSB422_2] = { - .bus_type = EC_BUS_TYPE_I2C, - .i2c_info = { - .port = I2C_PORT_USBC1C2, - .addr_flags = TUSB422_I2C_ADDR_FLAGS, - }, - .drv = &tusb422_tcpm_drv, - /* Alert is active-low, push-pull */ - .flags = 0, - }, -}; - -/******************************************************************************/ -/* USB-C PPC Configuration */ -struct ppc_config_t ppc_chips[CONFIG_USB_PD_PORT_MAX_COUNT] = { - [USB_PD_PORT_ITE_0] = { - .i2c_port = I2C_PORT_USBC0, - .i2c_addr_flags = SN5S330_ADDR0_FLAGS, - .drv = &sn5s330_drv - }, - - [USB_PD_PORT_ITE_1] = { - .i2c_port = I2C_PORT_USBC1C2, - .i2c_addr_flags = SYV682X_ADDR0_FLAGS, - .drv = &syv682x_drv - }, - - [USB_PD_PORT_TUSB422_2] = { - .i2c_port = I2C_PORT_USBC1C2, - .i2c_addr_flags = NX20P3481_ADDR2_FLAGS, - .drv = &nx20p348x_drv, - }, -}; -unsigned int ppc_cnt = ARRAY_SIZE(ppc_chips); - -struct usb_mux usb_muxes[CONFIG_USB_PD_PORT_MAX_COUNT] = { - [USB_PD_PORT_ITE_0] = { - .driver = &virtual_usb_mux_driver, - .hpd_update = &virtual_hpd_update, - }, - - [USB_PD_PORT_ITE_1] = { - .driver = &virtual_usb_mux_driver, - .hpd_update = &virtual_hpd_update, - }, - - [USB_PD_PORT_TUSB422_2] = { - .port_addr = 0, - .driver = &virtual_usb_mux_driver, - .hpd_update = &virtual_hpd_update, - }, -}; - -/******************************************************************************/ -/* BC 1.2 chip Configuration */ -const struct max14637_config_t max14637_config[CONFIG_USB_PD_PORT_MAX_COUNT] = { - { - .chip_enable_pin = GPIO_USB_C0_BC12_VBUS_ON_ODL, - .chg_det_pin = GPIO_USB_C0_BC12_CHG_MAX, - .flags = MAX14637_FLAGS_ENABLE_ACTIVE_LOW, - }, - { - .chip_enable_pin = GPIO_USB_C1_BC12_VBUS_ON_ODL, - .chg_det_pin = GPIO_USB_C1_BC12_CHG_MAX, - .flags = MAX14637_FLAGS_ENABLE_ACTIVE_LOW, - }, - { - .chip_enable_pin = GPIO_USB_C2_BC12_VBUS_ON_ODL, - .chg_det_pin = GPIO_USB_C2_BC12_CHG_MAX, - .flags = MAX14637_FLAGS_ENABLE_ACTIVE_LOW, - }, -}; - -/* Power Delivery and charging functions */ - -void baseboard_tcpc_init(void) -{ - /* Enable PPC interrupts. */ - gpio_enable_interrupt(GPIO_USB_C0_TCPPC_INT_L); - gpio_enable_interrupt(GPIO_USB_C2_TCPPC_INT_ODL); - - /* Enable TCPC interrupts. */ - gpio_enable_interrupt(GPIO_USB_C2_TCPC_INT_ODL); - -} -DECLARE_HOOK(HOOK_INIT, baseboard_tcpc_init, HOOK_PRIO_INIT_I2C + 1); - -uint16_t tcpc_get_alert_status(void) -{ - uint16_t status = 0; - /* - * Since C0/C1 TCPC are embedded within EC, we don't need the PDCMD - * tasks.The (embedded) TCPC status since chip driver code will - * handles its own interrupts and forward the correct events to - * the PD_C0 task. See it83xx/intc.c - */ - - if (!gpio_get_level(GPIO_USB_C2_TCPC_INT_ODL)) - status = PD_STATUS_TCPC_ALERT_2; - - return status; -} - -/** - * Reset all system PD/TCPC MCUs -- currently only called from - * handle_pending_reboot() in common/power.c just before hard - * resetting the system. This logic is likely not needed as the - * PP3300_A rail should be dropped on EC reset. - */ -void board_reset_pd_mcu(void) -{ - /* - * C0 & C1: The internal TCPC on ITE EC does not have a reset signal, - * but it will get reset when the EC gets reset. - */ -} -void board_pd_vconn_ctrl(int port, enum usbpd_cc_pin cc_pin, int enabled) -{ - /* - * We ignore the cc_pin because the polarity should already be set - * correctly in the PPC driver via the pd state machine. - */ - if (ppc_set_vconn(port, enabled) != EC_SUCCESS) - cprints(CC_USBPD, "C%d: Failed %sabling vconn", - port, enabled ? "en" : "dis"); -} - -int board_set_active_charge_port(int port) -{ - int is_valid_port = (port >= 0 && - port < CONFIG_USB_PD_PORT_MAX_COUNT); - int i; - - if (!is_valid_port && port != CHARGE_PORT_NONE) - return EC_ERROR_INVAL; - - if (port == CHARGE_PORT_NONE) { - CPRINTSUSB("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)) - CPRINTSUSB("Disabling C%d as sink failed.", i); - } - - return EC_SUCCESS; - } - - /* Check if the port is sourcing VBUS. */ - if (ppc_is_sourcing_vbus(port)) { - CPRINTFUSB("Skip enable C%d", port); - return EC_ERROR_INVAL; - } - - CPRINTSUSB("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)) - CPRINTSUSB("C%d: sink path disable failed.", i); - } - - /* Enable requested charge port. */ - if (ppc_vbus_sink_enable(port, 1)) { - CPRINTSUSB("C%d: sink path enable failed.", port); - return EC_ERROR_UNKNOWN; - } - - return EC_SUCCESS; -} - -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); -} |