diff options
-rw-r--r-- | board/burnet/battery.c | 75 | ||||
-rw-r--r-- | board/burnet/board.c | 312 | ||||
-rw-r--r-- | board/burnet/board.h | 145 | ||||
-rw-r--r-- | board/burnet/build.mk | 15 | ||||
-rw-r--r-- | board/burnet/ec.tasklist | 20 | ||||
-rw-r--r-- | board/burnet/gpio.inc | 111 | ||||
-rw-r--r-- | board/burnet/led.c | 147 |
7 files changed, 825 insertions, 0 deletions
diff --git a/board/burnet/battery.c b/board/burnet/battery.c new file mode 100644 index 0000000000..1f9693e918 --- /dev/null +++ b/board/burnet/battery.c @@ -0,0 +1,75 @@ +/* Copyright 2020 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 "battery.h" +#include "battery_fuel_gauge.h" +#include "gpio.h" + +const struct board_batt_params board_battery_info[] = { + /* Dynapack HIGHPOWER DAK124960-W110703HT Battery Information */ + [BATTERY_DANAPACK_HIGHPOWER] = { + .fuel_gauge = { + .manuf_name = "333-2D-14-A", + .ship_mode = { + .reg_addr = 0x0, + .reg_data = { 0x0010, 0x0010 }, + }, + .fet = { + .mfgacc_support = 1, + .reg_addr = 0x0, + .reg_mask = 0x0006, + .disconnect_val = 0x0, + }, + }, + .batt_info = { + .voltage_max = 8700, /* mV */ + .voltage_normal = 7600, /* mV */ + .voltage_min = 6000, /* mV */ + .precharge_current = 256, /* mA */ + .start_charging_min_c = 0, + .start_charging_max_c = 45, + .charging_min_c = 0, + .charging_max_c = 45, + .discharging_min_c = -10, + .discharging_max_c = 60, + }, + }, + /* Dynapack CosMX DAK124960-W0P0707HT Battery Information */ + [BATTERY_DANAPACK_COS] = { + .fuel_gauge = { + .manuf_name = "333-2C-14-A", + .ship_mode = { + .reg_addr = 0x0, + .reg_data = { 0x0010, 0x0010 }, + }, + .fet = { + .mfgacc_support = 1, + .reg_addr = 0x0, + .reg_mask = 0x0006, + .disconnect_val = 0x0, + }, + }, + .batt_info = { + .voltage_max = 8700, /* mV */ + .voltage_normal = 7600, /* mV */ + .voltage_min = 6000, /* mV */ + .precharge_current = 256, /* mA */ + .start_charging_min_c = 0, + .start_charging_max_c = 45, + .charging_min_c = 0, + .charging_max_c = 45, + .discharging_min_c = -10, + .discharging_max_c = 60, + }, + }, +}; +BUILD_ASSERT(ARRAY_SIZE(board_battery_info) == BATTERY_TYPE_COUNT); + +const enum battery_type DEFAULT_BATTERY_TYPE = BATTERY_DANAPACK_HIGHPOWER; + +enum battery_present battery_hw_present(void) +{ + return gpio_get_level(GPIO_EC_BATT_PRES_ODL) ? BP_NO : BP_YES; +} diff --git a/board/burnet/board.c b/board/burnet/board.c new file mode 100644 index 0000000000..7a8b2989ae --- /dev/null +++ b/board/burnet/board.c @@ -0,0 +1,312 @@ +/* Copyright 2020 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 "adc.h" +#include "adc_chip.h" +#include "backlight.h" +#include "button.h" +#include "charge_manager.h" +#include "charge_ramp.h" +#include "charge_state.h" +#include "charger.h" +#include "chipset.h" +#include "common.h" +#include "console.h" +#include "driver/accelgyro_bmi_common.h" +#include "driver/battery/max17055.h" +#include "driver/bc12/pi3usb9201.h" +#include "driver/charger/isl923x.h" +#include "driver/sync.h" +#include "driver/tcpm/fusb302.h" +#include "driver/usb_mux/it5205.h" +#include "ec_commands.h" +#include "extpower.h" +#include "gpio.h" +#include "hooks.h" +#include "host_command.h" +#include "i2c.h" +#include "i2c_bitbang.h" +#include "it8801.h" +#include "keyboard_scan.h" +#include "lid_switch.h" +#include "power.h" +#include "power_button.h" +#include "registers.h" +#include "spi.h" +#include "system.h" +#include "tablet_mode.h" +#include "task.h" +#include "tcpm.h" +#include "timer.h" +#include "usb_charge.h" +#include "usb_mux.h" +#include "usb_pd_tcpm.h" +#include "util.h" + +#define CPRINTS(format, args...) cprints(CC_USBCHARGE, format, ## args) +#define CPRINTF(format, args...) cprintf(CC_USBCHARGE, format, ## args) + +static void tcpc_alert_event(enum gpio_signal signal) +{ + schedule_deferred_pd_interrupt(0 /* port */); +} + +#include "gpio_list.h" + +/******************************************************************************/ +/* ADC channels. Must be in the exactly same order as in enum adc_channel. */ +const struct adc_t adc_channels[] = { + [ADC_BOARD_ID] = {"BOARD_ID", 3300, 4096, 0, STM32_AIN(10)}, + [ADC_EC_SKU_ID] = {"EC_SKU_ID", 3300, 4096, 0, STM32_AIN(8)}, + [ADC_BATT_ID] = {"BATT_ID", 3300, 4096, 0, STM32_AIN(7)}, +}; +BUILD_ASSERT(ARRAY_SIZE(adc_channels) == ADC_CH_COUNT); + +/******************************************************************************/ +/* I2C ports */ +const struct i2c_port_t i2c_ports[] = { + {"typec", 0, 400, GPIO_I2C1_SCL, GPIO_I2C1_SDA}, + {"other", 1, 100, GPIO_I2C2_SCL, GPIO_I2C2_SDA}, +}; +const unsigned int i2c_ports_used = ARRAY_SIZE(i2c_ports); + +const struct i2c_port_t i2c_bitbang_ports[] = { + {"battery", 2, 100, GPIO_I2C3_SCL, GPIO_I2C3_SDA, .drv = &bitbang_drv}, +}; +const unsigned int i2c_bitbang_ports_used = ARRAY_SIZE(i2c_bitbang_ports); + +#define BC12_I2C_ADDR PI3USB9201_I2C_ADDR_3 + +/* power signal list. Must match order of enum power_signal. */ +const struct power_signal_info power_signal_list[] = { + {GPIO_AP_IN_SLEEP_L, POWER_SIGNAL_ACTIVE_LOW, "AP_IN_S3_L"}, + {GPIO_PMIC_EC_RESETB, POWER_SIGNAL_ACTIVE_HIGH, "PMIC_PWR_GOOD"}, +}; +BUILD_ASSERT(ARRAY_SIZE(power_signal_list) == POWER_SIGNAL_COUNT); + +/* Keyboard scan setting */ +struct keyboard_scan_config keyscan_config = { + /* + * TODO(b/133200075): Tune this once we have the final performance + * out of the driver and the i2c bus. + */ + .output_settle_us = 35, + .debounce_down_us = 5 * MSEC, + .debounce_up_us = 40 * MSEC, + .scan_period_us = 10 * MSEC, + .min_post_scan_delay_us = 10 * MSEC, + .poll_timeout_us = 100 * MSEC, + .actual_key_mask = { + 0x14, 0xff, 0xff, 0xff, 0xff, 0xf5, 0xff, + 0xa4, 0xff, 0xfe, 0x55, 0xfa, 0xca /* full set */ + }, +}; + +struct ioexpander_config_t ioex_config[CONFIG_IO_EXPANDER_PORT_COUNT] = { + [0] = { + .i2c_host_port = I2C_PORT_IO_EXPANDER_IT8801, + .i2c_slave_addr = IT8801_I2C_ADDR, + .drv = &it8801_ioexpander_drv, + }, +}; + +/******************************************************************************/ +/* SPI devices */ +/* TODO: to be added once sensors land via CL:1714436 */ +const struct spi_device_t spi_devices[] = { +}; +const unsigned int spi_devices_used = ARRAY_SIZE(spi_devices); + +const struct pi3usb9201_config_t pi3usb9201_bc12_chips[] = { + { + .i2c_port = I2C_PORT_BC12, + .i2c_addr_flags = PI3USB9201_I2C_ADDR_3_FLAGS, + }, +}; + +/******************************************************************************/ +const struct tcpc_config_t tcpc_config[CONFIG_USB_PD_PORT_MAX_COUNT] = { + { + .bus_type = EC_BUS_TYPE_I2C, + .i2c_info = { + .port = I2C_PORT_TCPC0, + .addr_flags = FUSB302_I2C_SLAVE_ADDR_FLAGS, + }, + .drv = &fusb302_tcpm_drv, + }, +}; + +static void board_hpd_status(const struct usb_mux *me, + int hpd_lvl, int hpd_irq) +{ + /* + * svdm_dp_attention() did most of the work, we only need to notify + * host here. + */ + host_set_single_event(EC_HOST_EVENT_USB_MUX); +} + +const struct usb_mux usb_muxes[CONFIG_USB_PD_PORT_MAX_COUNT] = { + { + .usb_port = 0, + .i2c_port = I2C_PORT_USB_MUX, + .i2c_addr_flags = IT5205_I2C_ADDR1_FLAGS, + .driver = &it5205_usb_mux_driver, + .hpd_update = &board_hpd_status, + }, +}; + +uint16_t tcpc_get_alert_status(void) +{ + uint16_t status = 0; + + if (!gpio_get_level(GPIO_USB_C0_PD_INT_ODL)) + status |= PD_STATUS_TCPC_ALERT_0; + + return status; +} + +static int force_discharge; + +int board_set_active_charge_port(int charge_port) +{ + CPRINTS("New chg p%d", charge_port); + + /* ignore all request when discharge mode is on */ + if (force_discharge && charge_port != CHARGE_PORT_NONE) + return EC_SUCCESS; + + switch (charge_port) { + case CHARGE_PORT_USB_C: + /* Don't charge from a source port */ + if (board_vbus_source_enabled(charge_port)) + return -1; + break; + case CHARGE_PORT_NONE: + /* + * To ensure the fuel gauge (max17055) is always powered + * even when battery is disconnected, keep VBAT rail on but + * set the charging current to minimum. + */ + charger_set_current(CHARGER_SOLO, 0); + break; + default: + panic("Invalid charge port\n"); + break; + } + + return EC_SUCCESS; +} + +void board_set_charge_limit(int port, int supplier, int charge_ma, + int max_ma, int charge_mv) +{ + charge_ma = (charge_ma * 95) / 100; + charge_set_input_current_limit(MAX(charge_ma, + CONFIG_CHARGER_INPUT_CURRENT), charge_mv); +} + +int board_discharge_on_ac(int enable) +{ + int ret, port; + + if (enable) { + port = CHARGE_PORT_NONE; + } else { + /* restore the charge port state */ + port = charge_manager_get_override(); + if (port == OVERRIDE_OFF) + port = charge_manager_get_active_charge_port(); + } + + ret = charger_discharge_on_ac(enable); + if (ret) + return ret; + force_discharge = enable; + + return board_set_active_charge_port(port); +} + +int pd_snk_is_vbus_provided(int port) +{ + /* TODO(b:138352732): read IT8801 GPIO EN_USBC_CHARGE_L */ + return EC_ERROR_UNIMPLEMENTED; +} + +void bc12_interrupt(enum gpio_signal signal) +{ + task_set_event(TASK_ID_USB_CHG_P0, USB_CHG_EVENT_BC12, 0); +} + +static void board_init(void) +{ + /* If the reset cause is external, pulse PMIC force reset. */ + if (system_get_reset_flags() == EC_RESET_FLAG_RESET_PIN) { + gpio_set_level(GPIO_PMIC_FORCE_RESET_ODL, 0); + msleep(100); + gpio_set_level(GPIO_PMIC_FORCE_RESET_ODL, 1); + } + + /* Enable TCPC alert interrupts */ + gpio_enable_interrupt(GPIO_USB_C0_PD_INT_ODL); + +#ifdef SECTION_IS_RW + /* Enable interrupts from BMI160 sensor. */ + gpio_enable_interrupt(GPIO_ACCEL_INT_ODL); +#endif /* SECTION_IS_RW */ + + /* Enable interrupt from PMIC. */ + gpio_enable_interrupt(GPIO_PMIC_EC_RESETB); + + /* Enable BC12 interrupt */ + gpio_enable_interrupt(GPIO_BC12_EC_INT_ODL); +} +DECLARE_HOOK(HOOK_INIT, board_init, HOOK_PRIO_DEFAULT); + +/* Motion sensors */ +/* Mutexes */ +#ifdef SECTION_IS_RW +/* TODO: to be added once sensors land via CL:1714436 */ +struct motion_sensor_t motion_sensors[] = { +}; +const unsigned int motion_sensor_count = ARRAY_SIZE(motion_sensors); + +#endif /* SECTION_IS_RW */ + +/* Called on AP S5 -> S3 transition */ +static void board_chipset_startup(void) +{ + gpio_set_level(GPIO_EN_USBA_5V, 1); +} +DECLARE_HOOK(HOOK_CHIPSET_STARTUP, board_chipset_startup, HOOK_PRIO_DEFAULT); + +/* Called on AP S3 -> S5 transition */ +static void board_chipset_shutdown(void) +{ + gpio_set_level(GPIO_EN_USBA_5V, 0); +} +DECLARE_HOOK(HOOK_CHIPSET_SHUTDOWN, board_chipset_shutdown, HOOK_PRIO_DEFAULT); + +int battery_get_vendor_param(uint32_t param, uint32_t *value) +{ + int rv; + uint8_t data[16] = {}; + + /* only allow reading 0x70~0x7F, 16 byte data */ + if (param < 0x70 || param >= 0x80) + return EC_ERROR_ACCESS_DENIED; + + rv = sb_read_string(0x70, data, sizeof(data)); + if (rv) + return rv; + + *value = data[param - 0x70]; + return EC_SUCCESS; +} + +int battery_set_vendor_param(uint32_t param, uint32_t value) +{ + return EC_ERROR_UNIMPLEMENTED; +} diff --git a/board/burnet/board.h b/board/burnet/board.h new file mode 100644 index 0000000000..4eeb48a785 --- /dev/null +++ b/board/burnet/board.h @@ -0,0 +1,145 @@ +/* Copyright 2020 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. + */ + +/* Configuration for Kukui */ + +#ifndef __CROS_EC_BOARD_H +#define __CROS_EC_BOARD_H + +#define VARIANT_KUKUI_JACUZZI +#define VARIANT_KUKUI_BATTERY_SMART +#define VARIANT_KUKUI_CHARGER_ISL9238 + +#ifndef SECTION_IS_RW +#define VARIANT_KUKUI_NO_SENSORS +#endif /* SECTION_IS_RW */ + +#include "baseboard.h" + +#undef CONFIG_CHIPSET_POWER_SEQ_VERSION +#define CONFIG_CHIPSET_POWER_SEQ_VERSION 1 + +#define CONFIG_BATTERY_HW_PRESENT_CUSTOM +#define CONFIG_BATTERY_VENDOR_PARAM + +#define CONFIG_CHARGER_PSYS + +#define CONFIG_BC12_DETECT_PI3USB9201 + +#define CONFIG_EXTPOWER_GPIO +#undef CONFIG_EXTPOWER_DEBOUNCE_MS +#define CONFIG_EXTPOWER_DEBOUNCE_MS 200 + +#define CONFIG_I2C_BITBANG +#define I2C_BITBANG_PORT_COUNT 1 +#undef CONFIG_I2C_NACK_RETRY_COUNT +#define CONFIG_I2C_NACK_RETRY_COUNT 10 +#define CONFIG_SMBUS_PEC + +#define CONFIG_USB_PD_TCPM_FUSB302 +#define CONFIG_USB_PD_DISCHARGE_GPIO +#define CONFIG_USB_PD_TCPC_LOW_POWER + +#define CONFIG_USB_MUX_IT5205 + +/* Motion Sensors */ +#ifdef SECTION_IS_RW +#define CONFIG_MAG_BMI_BMM150 +#define CONFIG_ACCELGYRO_SEC_ADDR_FLAGS BMM150_ADDR0_FLAGS +#define CONFIG_MAG_CALIBRATE +#define CONFIG_ACCELGYRO_BMI160 +#define CONFIG_ACCEL_INTERRUPTS +#define CONFIG_ACCELGYRO_BMI160_INT_EVENT \ + TASK_EVENT_MOTION_SENSOR_INTERRUPT(LID_ACCEL) +#define CONFIG_ALS + +#define ALS_COUNT 1 +#define CONFIG_ALS_TCS3400 +#define CONFIG_ALS_TCS3400_INT_EVENT \ + TASK_EVENT_MOTION_SENSOR_INTERRUPT(CLEAR_ALS) +#define CONFIG_ALS_TCS3400_EMULATED_IRQ_EVENT +#define CONFIG_ACCEL_FORCE_MODE_MASK BIT(CLEAR_ALS) + +#endif /* SECTION_IS_RW */ + +/* I2C ports */ +#define I2C_PORT_BC12 0 +#define I2C_PORT_TCPC0 0 +#define I2C_PORT_USB_MUX 0 +#define I2C_PORT_BATTERY 2 +#define I2C_PORT_CHARGER 1 +#define I2C_PORT_IO_EXPANDER_IT8801 1 +#define I2C_PORT_VIRTUAL_BATTERY I2C_PORT_BATTERY + +/* Enable Accel over SPI */ +#define CONFIG_SPI_ACCEL_PORT 0 /* The first SPI master port (SPI2) */ + +#define CONFIG_KEYBOARD_PROTOCOL_MKBP +#define CONFIG_MKBP_EVENT +#define CONFIG_MKBP_USE_GPIO +/* Define the MKBP events which are allowed to wakeup AP in S3. */ +#define CONFIG_MKBP_HOST_EVENT_WAKEUP_MASK \ + (EC_HOST_EVENT_MASK(EC_HOST_EVENT_LID_OPEN) |\ + EC_HOST_EVENT_MASK(EC_HOST_EVENT_POWER_BUTTON)) + +#ifndef __ASSEMBLER__ + +enum adc_channel { + /* Real ADC channels begin here */ + ADC_BOARD_ID = 0, + ADC_EC_SKU_ID, + ADC_BATT_ID, + ADC_CH_COUNT +}; + +/* power signal definitions */ +enum power_signal { + AP_IN_S3_L, + PMIC_PWR_GOOD, + + /* Number of signals */ + POWER_SIGNAL_COUNT, +}; + +/* Motion sensors */ +enum sensor_id { + LID_ACCEL = 0, + LID_GYRO, + LID_MAG, + CLEAR_ALS, + RGB_ALS, + VSYNC, + SENSOR_COUNT, +}; + +enum charge_port { + CHARGE_PORT_USB_C, +}; + +enum battery_type { + BATTERY_DANAPACK_HIGHPOWER, + BATTERY_DANAPACK_COS, + BATTERY_TYPE_COUNT, +}; + +#include "gpio_signal.h" +#include "registers.h" + +#ifdef SECTION_IS_RO +/* Interrupt handler for emmc task */ +void emmc_cmd_interrupt(enum gpio_signal signal); +#endif + +void bc12_interrupt(enum gpio_signal signal); +void board_reset_pd_mcu(void); +int board_get_version(void); +int board_is_sourcing_vbus(int port); + +/* returns the i2c port number of charger */ +int board_get_charger_i2c(void); + +#endif /* !__ASSEMBLER__ */ + +#endif /* __CROS_EC_BOARD_H */ diff --git a/board/burnet/build.mk b/board/burnet/build.mk new file mode 100644 index 0000000000..a6e1c010d7 --- /dev/null +++ b/board/burnet/build.mk @@ -0,0 +1,15 @@ +# -*- makefile -*- +# Copyright 2020 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. +# +# Board specific files build +# +# +# STmicro STM32F098VC +CHIP:=stm32 +CHIP_FAMILY:=stm32f0 +CHIP_VARIANT:=stm32f09x +BASEBOARD:=kukui + +board-y=battery.o board.o led.o diff --git a/board/burnet/ec.tasklist b/board/burnet/ec.tasklist new file mode 100644 index 0000000000..c1330b86f8 --- /dev/null +++ b/board/burnet/ec.tasklist @@ -0,0 +1,20 @@ +/* Copyright 2020 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. + */ + +/** + * See CONFIG_TASK_LIST in config.h for details. + */ +#define CONFIG_TASK_LIST \ + TASK_ALWAYS(HOOKS, hook_task, NULL, VENTI_TASK_STACK_SIZE) \ + TASK_ALWAYS(CHARGER, charger_task, NULL, VENTI_TASK_STACK_SIZE) \ + TASK_ALWAYS(USB_CHG_P0, usb_charger_task, NULL, VENTI_TASK_STACK_SIZE) \ + TASK_NOTEST(CHIPSET, chipset_task, NULL, LARGER_TASK_STACK_SIZE) \ + TASK_ALWAYS_RW(MOTIONSENSE, motion_sense_task, NULL, VENTI_TASK_STACK_SIZE) \ + TASK_ALWAYS(HOSTCMD, host_command_task, NULL, 1024) \ + TASK_ALWAYS(CONSOLE, console_task, NULL, VENTI_TASK_STACK_SIZE) \ + TASK_NOTEST(KEYSCAN, keyboard_scan_task, NULL, LARGER_TASK_STACK_SIZE) \ + TASK_ALWAYS(PD_C0, pd_task, NULL, 1280) \ + TASK_ALWAYS(PD_INT_C0, pd_interrupt_handler_task, 0, 1024) \ + TASK_ALWAYS_RO(EMMC, emmc_task, NULL, LARGER_TASK_STACK_SIZE) diff --git a/board/burnet/gpio.inc b/board/burnet/gpio.inc new file mode 100644 index 0000000000..2fe86f356b --- /dev/null +++ b/board/burnet/gpio.inc @@ -0,0 +1,111 @@ +/* -*- mode:c -*- + * + * Copyright 2020 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. + */ + +/* + * Declare symbolic names for all the GPIOs that we care about. + * Note: Those with interrupt handlers must be declared first. + */ + +/* Interrupts */ +GPIO_INT(USB_C0_PD_INT_ODL, PIN(B, 1), GPIO_INT_FALLING | GPIO_PULL_UP, + tcpc_alert_event) +GPIO_INT(POWER_BUTTON_L, PIN(A, 0), GPIO_INT_BOTH | GPIO_PULL_UP, + power_button_interrupt) /* EC_PWR_BTN_ODL */ +GPIO_INT(AP_IN_SLEEP_L, PIN(C, 12), GPIO_INT_BOTH | GPIO_PULL_DOWN, + power_signal_interrupt) +GPIO_INT(PMIC_EC_RESETB, PIN(B, 7), GPIO_INT_BOTH | GPIO_PULL_DOWN, + power_signal_interrupt) +GPIO_INT(WARM_RESET_REQ, PIN(A, 3), GPIO_INT_RISING | GPIO_PULL_DOWN, + chipset_reset_request_interrupt) +GPIO_INT_RW(ACCEL_INT_ODL, PIN(A, 4), GPIO_INT_FALLING | GPIO_SEL_1P8V | GPIO_PULL_UP, + bmi160_interrupt) +GPIO_INT_RO(EMMC_CMD, PIN(B, 15), GPIO_INT_FALLING, + emmc_cmd_interrupt) +GPIO_INT(SPI1_NSS, PIN(A, 15), GPIO_INT_BOTH | GPIO_PULL_UP, + spi_event) /* SPI_AP_EC_CS_L */ +GPIO_INT(LID_OPEN, PIN(C, 5), GPIO_INT_BOTH, + lid_interrupt) +GPIO_INT(AC_PRESENT, PIN(A, 6), GPIO_INT_BOTH, + extpower_interrupt) /* ACOK_OD */ +GPIO_INT(BC12_EC_INT_ODL, PIN(C, 9), GPIO_INT_FALLING, + bc12_interrupt) +GPIO_INT(IT8801_SMB_INT, PIN(A, 8), GPIO_INT_FALLING | GPIO_PULL_UP, + io_expander_it8801_interrupt) /* KB_INT_ODL */ +GPIO_INT(AP_EC_WATCHDOG_L, PIN(D, 2), GPIO_INT_FALLING, + chipset_watchdog_interrupt) +GPIO_INT(TABLET_MODE_L, PIN(B, 11), GPIO_INT_BOTH, + gmr_tablet_switch_isr) + +/* Unimplemented interrupts */ +GPIO(ALS_RGB_INT_ODL, PIN(C, 10), GPIO_INPUT) + +/* Reset pins */ +GPIO(AP_SYS_RST_L, PIN(C, 11), GPIO_OUT_LOW) +GPIO(PMIC_WATCHDOG_L, PIN(A, 2), GPIO_OUT_LOW) +GPIO(PMIC_EN_ODL, PIN(F, 0), GPIO_ODR_HIGH) + +/* + * I2C pins should be configured as inputs until I2C module is + * initialized. This will avoid driving the lines unintentionally. + */ +GPIO(I2C1_SCL, PIN(B, 8), GPIO_INPUT) +GPIO(I2C1_SDA, PIN(B, 9), GPIO_INPUT) +GPIO(I2C2_SCL, PIN(A, 11), GPIO_INPUT) +GPIO(I2C2_SDA, PIN(A, 12), GPIO_INPUT) +GPIO(I2C3_SCL, PIN(A, 5), GPIO_ODR_HIGH) +GPIO(I2C3_SDA, PIN(C, 4), GPIO_ODR_HIGH) + +/* Analog pins */ +GPIO(BOARD_ID, PIN(C, 0), GPIO_ANALOG) +GPIO(EC_SKU_ID, PIN(B, 0), GPIO_ANALOG) + +/* Other input pins */ +GPIO(WP_L, PIN(C, 8), GPIO_INPUT) /* EC_FLASH_WP_ODL */ +GPIO(BOOT0, PIN(F, 11), GPIO_INPUT) +GPIO(CCD_MODE_ODL, PIN(A, 1), GPIO_INPUT) + +/* Other output pins */ +GPIO(EC_BATT_PRES_ODL, PIN(A, 7), GPIO_INPUT) +GPIO(EC_BL_EN_OD, PIN(A, 13), GPIO_ODR_HIGH) +GPIO(EN_USBA_5V, PIN(C, 14), GPIO_OUT_LOW) +GPIO(EC_SENSOR_SPI_MISO, PIN(C, 2), GPIO_INPUT) +GPIO(EC_SENSOR_SPI_MOSI, PIN(C, 3), GPIO_OUT_LOW) +GPIO(EC_SENSOR_SPI_NSS, PIN(B, 12), GPIO_OUT_LOW) +GPIO(EC_SENSOR_SPI_CK, PIN(B, 10), GPIO_OUT_HIGH) +GPIO(ENTERING_RW, PIN(C, 6), GPIO_ODR_HIGH) /* EC_ENTERING_RW_ODL */ +GPIO(EC_INT_L, PIN(C, 7), GPIO_ODR_HIGH) /* EC_AP_INT_ODL */ +GPIO(EC_BOARD_ID_EN_L, PIN(C, 15), GPIO_ODR_HIGH) /* EC_BOARD_ID_EN_ODL */ +GPIO(USB_C0_HPD_OD, PIN(F, 1), GPIO_ODR_LOW) +GPIO(BOOTBLOCK_EN_L, PIN(C, 1), GPIO_ODR_HIGH) +GPIO(EN_PP1800_S5_L, PIN(A, 14), GPIO_OUT_LOW) +GPIO(USB_C0_DISCHARGE, PIN(B, 6), GPIO_OUT_LOW) + +IOEX(BAT_LED_AMBER_L, EXPIN(0, 1, 2), GPIO_OUT_HIGH) +IOEX(BAT_LED_WHITE_L, EXPIN(0, 1, 4), GPIO_OUT_HIGH) + +/* + * TODO(b:138352732): On IT88801 expander, To be readded once IT8801 driver and + * gpio expander framework has landed. + */ +UNIMPLEMENTED(EN_PP5000_USBC) +UNIMPLEMENTED(PMIC_FORCE_RESET_ODL) +UNIMPLEMENTED(EN_USBC_CHARGE_L) + +/* USART1: PA9/PA10 */ +ALTERNATE(PIN_MASK(A, 0x0600), 1, MODULE_UART, 0) +/* I2C MASTER: PB8/9 */ +ALTERNATE(PIN_MASK(B, 0x0300), 1, MODULE_I2C, GPIO_ODR_HIGH ) +/* I2C MASTER: PA11/12 */ +ALTERNATE(PIN_MASK(A, 0x1800), 5, MODULE_I2C, GPIO_ODR_HIGH ) +/* SPI SLAVE: PB3/4/5 */ +ALTERNATE(PIN_MASK(B, 0x0038), 0, MODULE_SPI, 0) +/* SPI SLAVE CS: PA15 */ +ALTERNATE(PIN_MASK(A, 0x8000), 0, MODULE_SPI, 0) +#ifdef SECTION_IS_RO +/* SPI SLAVE: PB13/14/15 */ +ALTERNATE(PIN_MASK(B, 0xE000), 0, MODULE_SPI_FLASH, 0) +#endif diff --git a/board/burnet/led.c b/board/burnet/led.c new file mode 100644 index 0000000000..5b65d7b948 --- /dev/null +++ b/board/burnet/led.c @@ -0,0 +1,147 @@ +/* Copyright 2020 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. + * + * Power and battery LED control for Kappa + */ + +#include "charge_state.h" +#include "extpower.h" +#include "hooks.h" +#include "ioexpander.h" +#include "led_common.h" + +#define BAT_LED_ON 0 +#define BAT_LED_OFF 1 + +const enum ec_led_id supported_led_ids[] = {EC_LED_ID_BATTERY_LED}; + +const int supported_led_ids_count = ARRAY_SIZE(supported_led_ids); + +enum led_color { + LED_OFF = 0, + LED_AMBER, + LED_WHITE, + LED_COLOR_COUNT /* Number of colors, not a color itself */ +}; + +static int led_set_color_battery(enum led_color color) +{ + switch (color) { + case LED_OFF: + ioex_set_level(IOEX_BAT_LED_WHITE_L, BAT_LED_OFF); + ioex_set_level(IOEX_BAT_LED_AMBER_L, BAT_LED_OFF); + break; + case LED_WHITE: + ioex_set_level(IOEX_BAT_LED_WHITE_L, BAT_LED_ON); + ioex_set_level(IOEX_BAT_LED_AMBER_L, BAT_LED_OFF); + break; + case LED_AMBER: + ioex_set_level(IOEX_BAT_LED_WHITE_L, BAT_LED_OFF); + ioex_set_level(IOEX_BAT_LED_AMBER_L, BAT_LED_ON); + break; + default: + return EC_ERROR_UNKNOWN; + } + return EC_SUCCESS; +} + +void led_get_brightness_range(enum ec_led_id led_id, uint8_t *brightness_range) +{ + brightness_range[EC_LED_COLOR_WHITE] = 1; + brightness_range[EC_LED_COLOR_AMBER] = 1; +} + +static int led_set_color(enum ec_led_id led_id, enum led_color color) +{ + int rv; + + switch (led_id) { + case EC_LED_ID_BATTERY_LED: + rv = led_set_color_battery(color); + break; + default: + return EC_ERROR_UNKNOWN; + } + return rv; +} + +int led_set_brightness(enum ec_led_id led_id, const uint8_t *brightness) +{ + if (brightness[EC_LED_COLOR_WHITE] != 0) + led_set_color(led_id, LED_WHITE); + else if (brightness[EC_LED_COLOR_AMBER] != 0) + led_set_color(led_id, LED_AMBER); + else + led_set_color(led_id, LED_OFF); + + return EC_SUCCESS; +} + +static void led_set_battery(void) +{ + static int battery_ticks; + static int power_ticks; + uint32_t chflags = charge_get_flags(); + + battery_ticks++; + + /* override battery led for system suspend */ + if (chipset_in_state(CHIPSET_STATE_SUSPEND | + CHIPSET_STATE_STANDBY) && + charge_get_state() != PWR_STATE_CHARGE) { + led_set_color_battery(power_ticks++ & 0x2 ? + LED_WHITE : LED_OFF); + return; + } + + power_ticks = 0; + + switch (charge_get_state()) { + case PWR_STATE_CHARGE: + led_set_color_battery(LED_AMBER); + break; + case PWR_STATE_DISCHARGE_FULL: + if (extpower_is_present()) { + led_set_color_battery(LED_WHITE); + break; + } + /* Intentional fall-through */ + case PWR_STATE_DISCHARGE: + /* + * Blink white light (1 sec on, 1 sec off) + * when battery capacity is less than 10% + */ + if (charge_get_percent() < 10) + led_set_color_battery( + (battery_ticks & 0x2) ? LED_WHITE : LED_OFF); + else + led_set_color_battery(LED_OFF); + break; + case PWR_STATE_ERROR: + led_set_color_battery( + (battery_ticks % 0x2) ? LED_WHITE : LED_OFF); + break; + case PWR_STATE_CHARGE_NEAR_FULL: + led_set_color_battery(LED_WHITE); + break; + case PWR_STATE_IDLE: /* External power connected in IDLE */ + if (chflags & CHARGE_FLAG_FORCE_IDLE) + led_set_color_battery( + (battery_ticks & 0x2) ? LED_AMBER : LED_OFF); + else + led_set_color_battery(LED_WHITE); + break; + default: + /* Other states don't alter LED behavior */ + break; + } +} + +/* Called by hook task every TICK */ +static void led_tick(void) +{ + if (led_auto_control_is_enabled(EC_LED_ID_BATTERY_LED)) + led_set_battery(); +} +DECLARE_HOOK(HOOK_TICK, led_tick, HOOK_PRIO_DEFAULT); |