From c54346f7830f9ee3607147cf32f541c4e1878503 Mon Sep 17 00:00:00 2001 From: Yidi Lin Date: Wed, 11 Jan 2017 10:32:04 +0800 Subject: rowan: Add initial support for rowan Copied from elm with string updated. BRANCH=master BUG=chrome-os-partner:62673 TEST=EC_FIRMWARE=rowan emerge-rowan chromeos-ec Change-Id: I424e9ea1cb1520766222eff3156da5f6edbcc2fd Signed-off-by: Yidi Lin Reviewed-on: https://chromium-review.googlesource.com/427560 Commit-Ready: Patrick Berny Tested-by: Patrick Berny Reviewed-by: Patrick Berny Reviewed-by: Rong Chang --- board/rowan/battery.c | 47 ++++ board/rowan/board.c | 587 ++++++++++++++++++++++++++++++++++++++++++++ board/rowan/board.h | 224 +++++++++++++++++ board/rowan/build.mk | 14 ++ board/rowan/ec.tasklist | 30 +++ board/rowan/gpio.inc | 113 +++++++++ board/rowan/led.c | 199 +++++++++++++++ board/rowan/usb_pd_policy.c | 395 +++++++++++++++++++++++++++++ 8 files changed, 1609 insertions(+) create mode 100644 board/rowan/battery.c create mode 100644 board/rowan/board.c create mode 100644 board/rowan/board.h create mode 100644 board/rowan/build.mk create mode 100644 board/rowan/ec.tasklist create mode 100644 board/rowan/gpio.inc create mode 100644 board/rowan/led.c create mode 100644 board/rowan/usb_pd_policy.c (limited to 'board/rowan') diff --git a/board/rowan/battery.c b/board/rowan/battery.c new file mode 100644 index 0000000000..de9685a89d --- /dev/null +++ b/board/rowan/battery.c @@ -0,0 +1,47 @@ +/* Copyright 2016 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. + * + * Battery pack vendor provided charging profile + */ + +#include "battery.h" +#include "battery_smart.h" +#include "util.h" + +/* Shutdown mode parameter to write to manufacturer access register */ +#define SB_SHIP_MODE_REG 0x3a +#define SB_SHUTDOWN_DATA 0xC574 + +static const struct battery_info info = { + .voltage_max = 13200, + .voltage_normal = 11550, + .voltage_min = 9100, + /* Pre-charge values. */ + .precharge_current = 256, /* mA */ + + .start_charging_min_c = 0, + .start_charging_max_c = 50, + .charging_min_c = 0, + .charging_max_c = 60, + .discharging_min_c = 0, + .discharging_max_c = 60, +}; + +const struct battery_info *battery_get_info(void) +{ + return &info; +} + +int board_cut_off_battery(void) +{ + int rv; + + /* Ship mode command must be sent twice to take effect */ + rv = sb_write(SB_SHIP_MODE_REG, SB_SHUTDOWN_DATA); + + if (rv != EC_SUCCESS) + return rv; + + return sb_write(SB_SHIP_MODE_REG, SB_SHUTDOWN_DATA); +} diff --git a/board/rowan/board.c b/board/rowan/board.c new file mode 100644 index 0000000000..6808568702 --- /dev/null +++ b/board/rowan/board.c @@ -0,0 +1,587 @@ +/* Copyright 2016 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. + */ + +/* Oak board configuration */ + +#include "adc.h" +#include "adc_chip.h" +#include "atomic.h" +#include "battery.h" +#include "charge_manager.h" +#include "charge_state.h" +#include "charger.h" +#include "chipset.h" +#include "common.h" +#include "console.h" +#include "driver/accel_kionix.h" +#include "driver/accel_kx022.h" +#include "driver/tcpm/anx7688.h" +#include "driver/tcpm/tcpci.h" +#include "driver/temp_sensor/tmp432.h" +#include "extpower.h" +#include "gpio.h" +#include "hooks.h" +#include "host_command.h" +#include "i2c.h" +#include "keyboard_raw.h" +#include "keyboard_scan.h" +#include "lid_switch.h" +#include "math_util.h" +#include "motion_lid.h" +#include "motion_sense.h" +#include "pi3usb9281.h" +#include "power.h" +#include "power_button.h" +#include "registers.h" +#include "spi.h" +#include "switch.h" +#include "system.h" +#include "task.h" +#include "temp_sensor.h" +#include "temp_sensor_chip.h" +#include "thermal.h" +#include "timer.h" +#include "usb_charge.h" +#include "usb_mux.h" +#include "usb_pd.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) + +/* Dispaly port hardware can connect to port 0, 1 or neither. */ +#define PD_PORT_NONE -1 + +void pd_mcu_interrupt(enum gpio_signal signal) +{ +#ifdef HAS_TASK_PDCMD + /* Exchange status with PD MCU to determine interrupt cause */ + host_command_pd_send_status(0); +#endif +} + +void deferred_reset_pd_mcu(void); +DECLARE_DEFERRED(deferred_reset_pd_mcu); + +void usb_evt(enum gpio_signal signal) +{ + if (!gpio_get_level(GPIO_BC12_WAKE_L)) + task_set_event(TASK_ID_USB_CHG_P0, USB_CHG_EVENT_BC12, 0); +} + +#include "gpio_list.h" + +/* power signal list. Must match order of enum power_signal. */ +const struct power_signal_info power_signal_list[] = { + {GPIO_SOC_POWER_GOOD, 1, "POWER_GOOD"}, /* Active high */ + {GPIO_SUSPEND_L, 0, "SUSPEND#_ASSERTED"}, /* Active low */ +}; +BUILD_ASSERT(ARRAY_SIZE(power_signal_list) == POWER_SIGNAL_COUNT); + +/* ADC channels */ +const struct adc_t adc_channels[] = { + /* + * PSYS_MONITOR(PA2): ADC_IN2, 1.44 uA/W on 6.05k Ohm + * output in mW + */ + [ADC_PSYS] = {"PSYS", 379415, 4096, 0, STM32_AIN(2)}, + /* AMON_BMON(PC0): ADC_IN10, output in uV */ + [ADC_AMON_BMON] = {"AMON_BMON", 183333, 4096, 0, STM32_AIN(10)}, + /* VDC_BOOSTIN_SENSE(PC1): ADC_IN11, output in mV */ + [ADC_VBUS] = {"VBUS", 33000, 4096, 0, STM32_AIN(11)}, +}; +BUILD_ASSERT(ARRAY_SIZE(adc_channels) == ADC_CH_COUNT); + +int anx7688_passthru_allowed(const struct i2c_port_t *port, uint16_t address) +{ + /* Allow access to 0x2c (TCPC) */ + if (address == 0x2c) + return 1; + + CPRINTF("Passthru rejected on %x", address); + + return 0; +} + +/* I2C ports */ +const struct i2c_port_t i2c_ports[] = { + {"battery", I2C_PORT_BATTERY, 100, GPIO_I2C0_SCL, GPIO_I2C0_SDA}, + {"pd", I2C_PORT_PD_MCU, 1000, GPIO_I2C1_SCL, GPIO_I2C1_SDA, + anx7688_passthru_allowed} +}; + +const unsigned int i2c_ports_used = ARRAY_SIZE(i2c_ports); + +/* SPI devices */ +const struct spi_device_t spi_devices[] = { + { CONFIG_SPI_ACCEL_PORT, 2, GPIO_SPI2_NSS }, + { CONFIG_SPI_ACCEL_PORT, 2, GPIO_SPI2_NSS_DB } +}; +const unsigned int spi_devices_used = ARRAY_SIZE(spi_devices); + +/* TCPC */ +const struct tcpc_config_t tcpc_config[CONFIG_USB_PD_PORT_COUNT] = { + {I2C_PORT_TCPC, CONFIG_TCPC_I2C_BASE_ADDR, &anx7688_tcpm_drv}, +}; + +struct pi3usb9281_config pi3usb9281_chips[] = { + { + .i2c_port = I2C_PORT_PERICOM, + .mux_lock = NULL, + }, +}; +BUILD_ASSERT(ARRAY_SIZE(pi3usb9281_chips) == + CONFIG_USB_SWITCH_PI3USB9281_CHIP_COUNT); + +/* + * Temperature sensors data; must be in same order as enum temp_sensor_id. + * Sensor index and name must match those present in coreboot: + * src/mainboard/google/${board}/acpi/dptf.asl + */ +const struct temp_sensor_t temp_sensors[] = { +#ifdef CONFIG_TEMP_SENSOR_TMP432 + {"TMP432_Internal", TEMP_SENSOR_TYPE_BOARD, tmp432_get_val, + TMP432_IDX_LOCAL, 4}, + {"TMP432_Sensor_1", TEMP_SENSOR_TYPE_BOARD, tmp432_get_val, + TMP432_IDX_REMOTE1, 4}, + {"TMP432_Sensor_2", TEMP_SENSOR_TYPE_BOARD, tmp432_get_val, + TMP432_IDX_REMOTE2, 4}, +#endif + {"Battery", TEMP_SENSOR_TYPE_BATTERY, charge_get_battery_temp, + 0, 4}, +}; +BUILD_ASSERT(ARRAY_SIZE(temp_sensors) == TEMP_SENSOR_COUNT); + +struct usb_mux usb_muxes[CONFIG_USB_PD_PORT_COUNT] = { + { + .port_addr = 0, /* port idx */ + .driver = &anx7688_usb_mux_driver, + }, +}; + +/** + * Reset PD MCU + * ANX7688 needs a reset pulse of 50ms after power enable. + */ +void deferred_reset_pd_mcu(void) +{ + uint8_t state = gpio_get_level(GPIO_USB_C0_PWR_EN_L) | + (gpio_get_level(GPIO_USB_C0_RST) << 1); + + CPRINTS("%s %d", __func__, state); + switch (state) { + case 0: + /* + * PWR_EN_L low, RST low + * start reset sequence by turning off power enable + * and wait for 1ms. + */ + gpio_set_level(GPIO_USB_C0_PWR_EN_L, 1); + hook_call_deferred(&deferred_reset_pd_mcu_data, 1*MSEC); + break; + case 1: + /* + * PWR_EN_L high, RST low + * pull PD reset pin and wait for another 1ms + */ + gpio_set_level(GPIO_USB_C0_RST, 1); + hook_call_deferred(&deferred_reset_pd_mcu_data, 1*MSEC); + /* on PD reset, trigger PD task to reset state */ + task_set_event(TASK_ID_PD_C0, PD_EVENT_TCPC_RESET, 0); + break; + case 3: + /* + * PWR_EN_L high, RST high + * enable power and wait for 10ms then pull RESET_N + */ + gpio_set_level(GPIO_USB_C0_PWR_EN_L, 0); + hook_call_deferred(&deferred_reset_pd_mcu_data, 10*MSEC); + break; + case 2: + /* + * PWR_EN_L low, RST high + * leave reset state + */ + gpio_set_level(GPIO_USB_C0_RST, 0); + break; + } +} + +static void board_power_on_pd_mcu(void) +{ + /* check if power is already on */ + if (!gpio_get_level(GPIO_USB_C0_PWR_EN_L)) + return; + + gpio_set_level(GPIO_USB_C0_EXTPWR_EN, 1); + hook_call_deferred(&deferred_reset_pd_mcu_data, 1*MSEC); +} + +void board_reset_pd_mcu(void) +{ + /* enable port controller's cable detection before reset */ + anx7688_enable_cable_detection(0); + + /* wait for 10ms, then start port controller's reset sequence */ + hook_call_deferred(&deferred_reset_pd_mcu_data, 10*MSEC); +} + +int command_pd_reset(int argc, char **argv) +{ + board_reset_pd_mcu(); + return EC_SUCCESS; +} +DECLARE_CONSOLE_COMMAND(resetpd, command_pd_reset, + "", + "Reset PD IC"); + +/** + * There is a level shift for AC_OK & LID_OPEN signal between AP & EC, + * disable it (drive high) when AP is off, otherwise enable it (drive low). + */ +static void board_extpower_buffer_to_soc(void) +{ + /* Drive high when AP is off (G3), else drive low */ + gpio_set_level(GPIO_LEVEL_SHIFT_EN_L, + chipset_in_state(CHIPSET_STATE_HARD_OFF) ? 1 : 0); +} + +/* Initialize board. */ +static void board_init(void) +{ + /* Enable Level shift of AC_OK & LID_OPEN signals */ + board_extpower_buffer_to_soc(); + /* Enable rev1 testing GPIOs */ + gpio_set_level(GPIO_SYSTEM_POWER_H, 1); + /* Enable PD MCU interrupt */ + gpio_enable_interrupt(GPIO_PD_MCU_INT); + + /* Enable BC 1.2 */ + gpio_enable_interrupt(GPIO_BC12_CABLE_INT); + + /* Check if typeC is already connected, and do 7688 power on flow */ + board_power_on_pd_mcu(); + + /* Update VBUS supplier */ + usb_charger_vbus_change(0, !gpio_get_level(GPIO_USB_C0_VBUS_WAKE_L)); + + /* Remap SPI2 to DMA channels 6 and 7 */ + REG32(STM32_DMA1_BASE + 0xa8) |= (1 << 20) | (1 << 21) | + (1 << 24) | (1 << 25); +} +DECLARE_HOOK(HOOK_INIT, board_init, HOOK_PRIO_DEFAULT); + +/** + * Set active charge port -- only one port can active at a time. + * + * @param charge_port Charge port to enable. + * + * Return EC_SUCCESS if charge port is accepted and made active. + * EC_ERROR_* otherwise. + */ +int board_set_active_charge_port(int charge_port) +{ + /* charge port is a physical port */ + int is_real_port = (charge_port >= 0 && + charge_port < CONFIG_USB_PD_PORT_COUNT); + /* check if we are source VBUS on the port */ + int source = gpio_get_level(GPIO_USB_C0_5V_EN); + static int initialized; + + /* + * Reject charge port disable if our battery is critical and we + * have yet to initialize a charge port - continue to charge using + * charger ROM / POR settings. + */ + if (!initialized && + charge_port == CHARGE_PORT_NONE && + charge_get_percent() < 2) + return -1; + + if (is_real_port && source) { + CPRINTF("Skip enable p%d", charge_port); + return EC_ERROR_INVAL; + } + + CPRINTF("New chg p%d", charge_port); + + if (charge_port == CHARGE_PORT_NONE) { + /* Disable charging port */ + gpio_set_level(GPIO_USB_C0_CHARGE_L, 1); + } else { + /* Enable charging port */ + gpio_set_level(GPIO_USB_C0_CHARGE_L, 0); + } + + initialized = 1; + return EC_SUCCESS; +} + +/** + * Set the charge limit based upon desired maximum. + * + * @param port Port number. + * @param supplier Charge supplier type. + * @param charge_ma Desired charge limit (mA). + * @param charge_mv Negotiated charge voltage (mV). + */ +void board_set_charge_limit(int port, int supplier, int charge_ma, + int max_ma, int charge_mv) +{ + /* Limit input current 95% ratio on rowan board for safety */ + charge_ma = (charge_ma * 95) / 100; + charge_set_input_current_limit(MAX(charge_ma, + CONFIG_CHARGER_INPUT_CURRENT), charge_mv); + pd_send_host_event(PD_EVENT_POWER_CHANGE); +} + +/** + * Return whether ramping is allowed for given supplier + */ +int board_is_ramp_allowed(int supplier) +{ + /* Don't allow ramping in RO when write protected */ + if (system_get_image_copy() != SYSTEM_IMAGE_RW + && system_is_locked()) + return 0; + else + return supplier == CHARGE_SUPPLIER_BC12_DCP || + supplier == CHARGE_SUPPLIER_BC12_SDP || + supplier == CHARGE_SUPPLIER_BC12_CDP || + supplier == CHARGE_SUPPLIER_PROPRIETARY; +} + +/** + * Return the maximum allowed input current + */ +int board_get_ramp_current_limit(int supplier, int sup_curr) +{ + switch (supplier) { + case CHARGE_SUPPLIER_BC12_DCP: + return 2000; + case CHARGE_SUPPLIER_BC12_SDP: + return 1000; + case CHARGE_SUPPLIER_BC12_CDP: + case CHARGE_SUPPLIER_PROPRIETARY: + return sup_curr; + default: + return 500; + } +} + +/** + * Set AP reset. + * AP_RESET_L (PC3, CPU_WARM_RESET_L) is connected to PMIC SYSRSTB + */ +void board_set_ap_reset(int asserted) +{ + /* Signal is active-low */ + CPRINTS("ap warm reset(%d)", asserted); + gpio_set_level(GPIO_AP_RESET_L, !asserted); +} + +#ifdef CONFIG_TEMP_SENSOR_TMP432 +static void tmp432_set_power_deferred(void) +{ + /* Shut tmp432 down if not in S0 && no external power */ + if (!extpower_is_present() && !chipset_in_state(CHIPSET_STATE_ON)) { + if (EC_SUCCESS != tmp432_set_power(TMP432_POWER_OFF)) + CPRINTS("ERROR: Can't shutdown TMP432."); + return; + } + + /* else, turn it on. */ + if (EC_SUCCESS != tmp432_set_power(TMP432_POWER_ON)) + CPRINTS("ERROR: Can't turn on TMP432."); +} +DECLARE_DEFERRED(tmp432_set_power_deferred); +#endif + +/** + * Hook of AC change. turn on/off tmp432 depends on AP & AC status. + */ +static void board_extpower(void) +{ + board_extpower_buffer_to_soc(); +#ifdef CONFIG_TEMP_SENSOR_TMP432 + hook_call_deferred(&tmp432_set_power_deferred_data, 0); +#endif +} +DECLARE_HOOK(HOOK_AC_CHANGE, board_extpower, HOOK_PRIO_DEFAULT); + +/* Called on AP S5 -> S3 transition, and before HOOK_CHIPSET_STARTUP */ +static void board_chipset_pre_init(void) +{ + /* Enable level shift of AC_OK when power on */ + board_extpower_buffer_to_soc(); + + /* Enable SPI for KX022 */ + gpio_config_module(MODULE_SPI_MASTER, 1); + + /* Set all four SPI pins to high speed */ + /* pins D0/D1/D3/D4 */ + STM32_GPIO_OSPEEDR(GPIO_D) |= 0x000003cf; + /* pins F6 */ + STM32_GPIO_OSPEEDR(GPIO_F) |= 0x00003000; + + /* Enable clocks to SPI2 module */ + STM32_RCC_APB1ENR |= STM32_RCC_PB1_SPI2; + + /* Reset SPI2 */ + STM32_RCC_APB1RSTR |= STM32_RCC_PB1_SPI2; + STM32_RCC_APB1RSTR &= ~STM32_RCC_PB1_SPI2; + + spi_enable(CONFIG_SPI_ACCEL_PORT, 1); +} +DECLARE_HOOK(HOOK_CHIPSET_PRE_INIT, board_chipset_pre_init, HOOK_PRIO_DEFAULT); + +/* Called on AP S3 -> S5 transition */ +static void board_chipset_shutdown(void) +{ + /* Disable level shift to SoC when shutting down */ + gpio_set_level(GPIO_LEVEL_SHIFT_EN_L, 1); + + spi_enable(CONFIG_SPI_ACCEL_PORT, 0); + + /* Disable clocks to SPI2 module */ + STM32_RCC_APB1ENR &= ~STM32_RCC_PB1_SPI2; + + gpio_config_module(MODULE_SPI_MASTER, 0); + + /* + * Calling gpio_config_module sets disabled alternate function pins to + * GPIO_INPUT. But to prevent leakage we want to set GPIO_OUT_LOW + */ + gpio_set_flags_by_mask(GPIO_D, 0x1a, GPIO_OUT_LOW); + gpio_set_level(GPIO_SPI2_NSS, 0); + gpio_set_level(GPIO_SPI2_NSS_DB, 0); +} +DECLARE_HOOK(HOOK_CHIPSET_SHUTDOWN, board_chipset_shutdown, HOOK_PRIO_DEFAULT); + +/* Called on AP S3 -> S0 transition */ +static void board_chipset_resume(void) +{ +#ifdef CONFIG_TEMP_SENSOR_TMP432 + hook_call_deferred(&tmp432_set_power_deferred_data, 0); +#endif +} +DECLARE_HOOK(HOOK_CHIPSET_RESUME, board_chipset_resume, HOOK_PRIO_DEFAULT); + +/* Called on AP S0 -> S3 transition */ +static void board_chipset_suspend(void) +{ +#ifdef CONFIG_TEMP_SENSOR_TMP432 + hook_call_deferred(&tmp432_set_power_deferred_data, 0); +#endif +} +DECLARE_HOOK(HOOK_CHIPSET_SUSPEND, board_chipset_suspend, HOOK_PRIO_DEFAULT); + +#ifdef HAS_TASK_MOTIONSENSE +/* Motion sensors */ +/* Mutexes */ +static struct mutex g_kx022_mutex[2]; + +/* Matrix to rotate accelerometer into standard reference frame */ +const matrix_3x3_t base_standard_ref = { + { FLOAT_TO_FP(-1), 0, 0}, + { 0, FLOAT_TO_FP(1), 0}, + { 0, 0, FLOAT_TO_FP(-1)} +}; + +const matrix_3x3_t lid_standard_ref = { + { FLOAT_TO_FP(1), 0, 0}, + { 0, FLOAT_TO_FP(-1), 0}, + { 0, 0, FLOAT_TO_FP(-1)} +}; + +/* KX022 private data */ +struct kionix_accel_data g_kx022_data[2]; + +struct motion_sensor_t motion_sensors[] = { + {.name = "Base Accel", + .active_mask = SENSOR_ACTIVE_S0, + .chip = MOTIONSENSE_CHIP_KX022, + .type = MOTIONSENSE_TYPE_ACCEL, + .location = MOTIONSENSE_LOC_BASE, + .drv = &kionix_accel_drv, + .mutex = &g_kx022_mutex[0], + .drv_data = &g_kx022_data[0], + .addr = 1, /* SPI, device ID 0 */ + .rot_standard_ref = &base_standard_ref, + .default_range = 2, /* g, enough for laptop. */ + .config = { + /* AP: by default use EC settings */ + [SENSOR_CONFIG_AP] = { + .odr = 10000 | ROUND_UP_FLAG, + .ec_rate = 100 * MSEC, + }, + /* EC use accel for angle detection */ + [SENSOR_CONFIG_EC_S0] = { + .odr = 10000 | ROUND_UP_FLAG, + .ec_rate = 100 * MSEC, + }, + /* unused */ + [SENSOR_CONFIG_EC_S3] = { + .odr = 0, + .ec_rate = 0, + }, + [SENSOR_CONFIG_EC_S5] = { + .odr = 0, + .ec_rate = 0, + }, + }, + }, + + {.name = "Lid Accel", + .active_mask = SENSOR_ACTIVE_S0, + .chip = MOTIONSENSE_CHIP_KX022, + .type = MOTIONSENSE_TYPE_ACCEL, + .location = MOTIONSENSE_LOC_LID, + .drv = &kionix_accel_drv, + .mutex = &g_kx022_mutex[1], + .drv_data = &g_kx022_data[1], + .addr = 3, /* SPI, device ID 1 */ + .rot_standard_ref = &lid_standard_ref, + .default_range = 2, /* g, enough for laptop. */ + .config = { + /* AP: by default use EC settings */ + [SENSOR_CONFIG_AP] = { + .odr = 10000 | ROUND_UP_FLAG, + .ec_rate = 100 * MSEC, + }, + /* EC use accel for angle detection */ + [SENSOR_CONFIG_EC_S0] = { + .odr = 10000 | ROUND_UP_FLAG, + .ec_rate = 100 * MSEC, + }, + /* unused */ + [SENSOR_CONFIG_EC_S3] = { + .odr = 0, + .ec_rate = 0, + }, + [SENSOR_CONFIG_EC_S5] = { + .odr = 0, + .ec_rate = 0, + }, + }, + }, +}; +const unsigned int motion_sensor_count = ARRAY_SIZE(motion_sensors); + +void lid_angle_peripheral_enable(int enable) +{ + keyboard_scan_enable(enable, KB_SCAN_DISABLE_LID_ANGLE); + + /* enable/disable touchpad */ + gpio_set_level(GPIO_EN_TP_INT_L, !enable); +} +#endif /* defined(HAS_TASK_MOTIONSENSE) */ + +uint16_t tcpc_get_alert_status(void) +{ + return gpio_get_level(GPIO_PD_MCU_INT) ? PD_STATUS_TCPC_ALERT_0 : 0; +} + diff --git a/board/rowan/board.h b/board/rowan/board.h new file mode 100644 index 0000000000..387ca6c710 --- /dev/null +++ b/board/rowan/board.h @@ -0,0 +1,224 @@ +/* Copyright 2016 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. + */ + +/* rowan board configuration */ + +#ifndef __CROS_EC_BOARD_H +#define __CROS_EC_BOARD_H + +/* + * Allow dangerous commands. + * TODO: Remove this config engineering velidation. + */ +#define CONFIG_SYSTEM_UNLOCKED + +/* Accelero meter and gyro sensor */ +#define CONFIG_ACCEL_KX022 +#define CONFIG_CMD_ACCELS +#define CONFIG_CMD_ACCEL_INFO +#define CONFIG_LID_ANGLE +#define CONFIG_LID_ANGLE_SENSOR_BASE 0 +#define CONFIG_LID_ANGLE_SENSOR_LID 1 +#define CONFIG_LID_ANGLE_UPDATE + +#define CONFIG_ADC +#undef CONFIG_ADC_WATCHDOG + +/* AC adaptor, charger, battery */ +#define CONFIG_BATTERY_CUT_OFF +#undef CONFIG_BATTERY_PRECHARGE_TIMEOUT +#define CONFIG_BATTERY_PRECHARGE_TIMEOUT 300 +#define CONFIG_BATTERY_PRESENT_GPIO GPIO_BAT_PRESENT_L +#define CONFIG_BATTERY_SMART +#define CONFIG_CHARGE_MANAGER +#define CONFIG_CHARGER +#define CONFIG_CHARGER_INPUT_CURRENT 512 +#define CONFIG_CHARGE_RAMP_HW +#define CONFIG_CHARGER_ISL9237 +#define CONFIG_CHARGER_MAX_INPUT_CURRENT 3000 +#define CONFIG_CHARGER_NARROW_VDC +#define CONFIG_CHARGER_SENSE_RESISTOR 10 +#define CONFIG_CHARGER_SENSE_RESISTOR_AC 20 +#define CONFIG_CHARGER_DISCHARGE_ON_AC +#define CONFIG_CHARGER_V2 +#define CONFIG_CHIPSET_MEDIATEK +#define CONFIG_CMD_TYPEC +#define CONFIG_EXTPOWER_GPIO + +/* Increase tx buffer size, as we'd like to stream EC log to AP. */ +#undef CONFIG_UART_TX_BUF_SIZE +#define CONFIG_UART_TX_BUF_SIZE 8192 + +/* Wakeup pin: EC_WAKE(PA0) - WKUP1 */ +#define CONFIG_FORCE_CONSOLE_RESUME +#define CONFIG_HIBERNATE +#define CONFIG_HIBERNATE_WAKEUP_PINS (STM32_PWR_CSR_EWUP1) + +/* Other configs */ +#define CONFIG_HOST_COMMAND_STATUS +#define CONFIG_I2C +#define CONFIG_I2C_MASTER +#define CONFIG_KEYBOARD_COL2_INVERTED +#define CONFIG_KEYBOARD_PROTOCOL_MKBP +#define CONFIG_LED_COMMON +#define CONFIG_LID_SWITCH +#define CONFIG_LOW_POWER_IDLE +#define CONFIG_MKBP_EVENT +#define CONFIG_POWER_BUTTON +#define CONFIG_POWER_COMMON +#define CONFIG_USB_CHARGER +#define CONFIG_SPI +#define CONFIG_SPI_MASTER +#define CONFIG_STM_HWTIMER32 +#define CONFIG_VBOOT_HASH +#undef CONFIG_WATCHDOG_HELP +#define CONFIG_SWITCH +#define CONFIG_BOARD_VERSION +#undef CONFIG_UART_CONSOLE +#define CONFIG_UART_CONSOLE 1 +#define CONFIG_TEMP_SENSOR +#define CONFIG_DPTF + +/* Type-C */ +#define CONFIG_USBC_SS_MUX +#define CONFIG_USBC_SS_MUX_DFP_ONLY +#define CONFIG_USBC_VCONN +#define CONFIG_USBC_VCONN_SWAP +#define CONFIG_USB_POWER_DELIVERY +#define CONFIG_USB_PD_ALT_MODE +#define CONFIG_USB_PD_ALT_MODE_DFP +#define CONFIG_USB_PD_CUSTOM_VDM +#define CONFIG_USB_PD_DUAL_ROLE + +#define CONFIG_USB_PD_LOGGING +#define CONFIG_USB_PD_LOG_SIZE 512 + +#define CONFIG_USB_PD_PORT_COUNT 1 +#define CONFIG_USB_PD_TCPM_MUX +#define CONFIG_USB_PD_TCPM_ANX7688 +#define CONFIG_USB_PD_TCPM_TCPCI +#define CONFIG_USB_PD_TRY_SRC +#define CONFIG_USB_PD_VBUS_DETECT_TCPC +#undef CONFIG_TCPC_I2C_BASE_ADDR +#define CONFIG_TCPC_I2C_BASE_ADDR 0x58 +#define CONFIG_USB_PD_ANX7688 + +/* UART DMA */ +#undef CONFIG_UART_TX_DMA +#undef CONFIG_UART_RX_DMA + +/* BC 1.2 charger */ +#define CONFIG_USB_SWITCH_PI3USB9281 +#define CONFIG_USB_SWITCH_PI3USB9281_CHIP_COUNT 1 + +/* Optional features */ +#define CONFIG_CMD_CHARGER_ADC_AMON_BMON +#define CONFIG_CMD_HOSTCMD +/* Mark host command structs as aligned */ +#define CONFIG_HOSTCMD_ALIGNED +/* By default, set hcdebug to off */ +#undef CONFIG_HOSTCMD_DEBUG_MODE +#define CONFIG_HOSTCMD_DEBUG_MODE HCDEBUG_OFF +#define CONFIG_CMD_I2C_PROTECT +#define CONFIG_CMD_PD_CONTROL + +/* Drivers */ +#ifndef __ASSEMBLER__ + +/* 48 MHz SYSCLK clock frequency */ +#define CPU_CLOCK 48000000 + +/* Keyboard output port list */ +#define KB_OUT_PORT_LIST GPIO_A, GPIO_B, GPIO_C, GPIO_D + +/* 2 I2C master ports, connect to battery, charger, pd and USB switches */ +#define I2C_PORT_MASTER 0 +#define I2C_PORT_ACCEL 0 +#define I2C_PORT_BATTERY 0 +#define I2C_PORT_CHARGER 0 +#define I2C_PORT_PERICOM 0 +#define I2C_PORT_THERMAL 0 +#define I2C_PORT_PD_MCU 1 +#define I2C_PORT_USB_MUX 1 +#define I2C_PORT_TCPC 1 + +/* Enable Accel over SPI */ +#define CONFIG_SPI_ACCEL_PORT 0 /* First SPI master port (SPI2) */ + +/* Timer selection */ +#define TIM_CLOCK32 2 +#define TIM_WATCHDOG 4 + +/* Define the MKBP events which are allowed to wakeup AP in S3. */ +#define CONFIG_MKBP_WAKEUP_MASK \ + (EC_HOST_EVENT_MASK(EC_HOST_EVENT_LID_OPEN) |\ + EC_HOST_EVENT_MASK(EC_HOST_EVENT_POWER_BUTTON) |\ + EC_HOST_EVENT_MASK(EC_HOST_EVENT_KEY_PRESSED) |\ + EC_HOST_EVENT_MASK(EC_HOST_EVENT_KEYBOARD_RECOVERY) |\ + EC_HOST_EVENT_MASK(EC_HOST_EVENT_KEYBOARD_FASTBOOT)) + +#include "gpio_signal.h" + +enum power_signal { + MTK_POWER_GOOD = 0, + MTK_SUSPEND_ASSERTED, + /* Number of power signals */ + POWER_SIGNAL_COUNT +}; + +enum pwm_channel { + PWM_CH_POWER_LED = 0, + /* Number of PWM channels */ + PWM_CH_COUNT +}; + +enum adc_channel { + ADC_PSYS = 0, /* PC1: STM32_AIN(2) */ + ADC_AMON_BMON, /* PC0: STM32_AIN(10) */ + ADC_VBUS, /* PA2: STM32_AIN(11) */ + ADC_CH_COUNT +}; + +enum temp_sensor_id { +#ifdef CONFIG_TEMP_SENSOR_TMP432 + /* TMP432 local and remote sensors */ + TEMP_SENSOR_I2C_TMP432_LOCAL, + TEMP_SENSOR_I2C_TMP432_REMOTE1, + TEMP_SENSOR_I2C_TMP432_REMOTE2, +#endif + /* Battery temperature sensor */ + TEMP_SENSOR_BATTERY, + + TEMP_SENSOR_COUNT +}; + +/* TODO: determine the following board specific type-C power constants */ +/* + * delay to turn on the power supply max is ~16ms. + * delay to turn off the power supply max is about ~180ms. + */ +#define PD_POWER_SUPPLY_TURN_ON_DELAY 30000 /* us */ +#define PD_POWER_SUPPLY_TURN_OFF_DELAY 250000 /* us */ + +/* delay to turn on/off vconn */ +#define PD_VCONN_SWAP_DELAY 5000 /* us */ + +/* Define typical operating power and max power */ +#define PD_OPERATING_POWER_MW 15000 +#define PD_MAX_POWER_MW 45000 +#define PD_MAX_CURRENT_MA CONFIG_CHARGER_MAX_INPUT_CURRENT +#define PD_MAX_VOLTAGE_MV 20000 + +/* The lower the input voltage, the higher the power efficiency. */ +#define PD_PREFER_LOW_VOLTAGE + +/* Reset PD MCU */ +void board_reset_pd_mcu(void); +/* Set AP reset pin according to parameter */ +void board_set_ap_reset(int asserted); + +#endif /* !__ASSEMBLER__ */ + +#endif /* __CROS_EC_BOARD_H */ diff --git a/board/rowan/build.mk b/board/rowan/build.mk new file mode 100644 index 0000000000..172a88e843 --- /dev/null +++ b/board/rowan/build.mk @@ -0,0 +1,14 @@ +#-*- makefile -*- +# Copyright 2016 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 STM32F091VC +CHIP := stm32 +CHIP_FAMILY := stm32f0 +CHIP_VARIANT:= stm32f09x + +board-y = board.o battery.o led.o +board-$(CONFIG_USB_POWER_DELIVERY)+=usb_pd_policy.o diff --git a/board/rowan/ec.tasklist b/board/rowan/ec.tasklist new file mode 100644 index 0000000000..dd858ff9c1 --- /dev/null +++ b/board/rowan/ec.tasklist @@ -0,0 +1,30 @@ +/* Copyright 2016 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. + */ + +/** + * List of enabled tasks in the priority order + * + * The first one has the lowest priority. + * + * For each task, use the macro TASK_ALWAYS(n, r, d, s) for base tasks and + * TASK_NOTEST(n, r, d, s) for tasks that can be excluded in test binaries, + * where : + * 'n' in the name of the task + * 'r' in the main routine of the task + * 'd' in an opaque parameter passed to the routine at startup + * 's' is the stack size in bytes; must be a multiple of 8 + */ + +#define CONFIG_TASK_LIST \ + TASK_ALWAYS(HOOKS, hook_task, NULL, LARGER_TASK_STACK_SIZE) \ + TASK_ALWAYS(USB_CHG_P0, usb_charger_task, NULL, TASK_STACK_SIZE) \ + TASK_ALWAYS(CHARGER, charger_task, NULL, LARGER_TASK_STACK_SIZE) \ + TASK_NOTEST(CHIPSET, chipset_task, NULL, LARGER_TASK_STACK_SIZE) \ + TASK_NOTEST(PDCMD, pd_command_task, NULL, LARGER_TASK_STACK_SIZE) \ + TASK_ALWAYS(HOSTCMD, host_command_task, NULL, LARGER_TASK_STACK_SIZE) \ + TASK_ALWAYS(CONSOLE, console_task, NULL, LARGER_TASK_STACK_SIZE) \ + TASK_NOTEST(KEYSCAN, keyboard_scan_task, NULL, TASK_STACK_SIZE) \ + TASK_NOTEST(MOTIONSENSE, motion_sense_task, NULL, TASK_STACK_SIZE) \ + TASK_ALWAYS(PD_C0, pd_task, NULL, LARGER_TASK_STACK_SIZE) diff --git a/board/rowan/gpio.inc b/board/rowan/gpio.inc new file mode 100644 index 0000000000..e48290c4ab --- /dev/null +++ b/board/rowan/gpio.inc @@ -0,0 +1,113 @@ +/* -*- mode:c -*- + * + * Copyright 2016 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. */ + +GPIO_INT(AC_PRESENT, PIN(C, 6), GPIO_INT_BOTH, extpower_interrupt) +GPIO_INT(LID_OPEN, PIN(C, 13), GPIO_INT_BOTH, lid_interrupt) /* LID switch detection */ +GPIO_INT(SUSPEND_L, PIN(C, 7), GPIO_INT_BOTH, power_signal_interrupt) /* AP suspend/resume state */ +GPIO_INT(SOC_POWER_GOOD, PIN(A, 3), GPIO_INT_BOTH, power_signal_interrupt) +GPIO_INT(PD_MCU_INT, PIN(E, 0), GPIO_INT_RISING, pd_mcu_interrupt) /* Signal from PD MCU, external pull-up */ +GPIO_INT(BC12_CABLE_INT, PIN(E, 1), GPIO_INT_FALLING | GPIO_PULL_UP, usb_evt) /* interrupt from BC12 and CABLE_DET */ +GPIO_INT(POWER_BUTTON_L, PIN(B, 5), GPIO_INT_BOTH | GPIO_PULL_UP, power_button_interrupt) +GPIO_INT(SPI1_NSS, PIN(A, 4), GPIO_INT_BOTH | GPIO_PULL_UP, spi_event) /* SPI Chip Select */ + +/* Keyboard inputs */ +#define GPIO_KB_INPUT (GPIO_INPUT | GPIO_PULL_UP | GPIO_INT_BOTH) +#define GPIO_KB_OUTPUT GPIO_ODR_HIGH + +GPIO_INT(KB_IN00, PIN(C, 8), GPIO_KB_INPUT, keyboard_raw_gpio_interrupt) +GPIO_INT(KB_IN01, PIN(C, 9), GPIO_KB_INPUT, keyboard_raw_gpio_interrupt) +GPIO_INT(KB_IN02, PIN(C, 10), GPIO_KB_INPUT, keyboard_raw_gpio_interrupt) +GPIO_INT(KB_IN03, PIN(C, 11), GPIO_KB_INPUT, keyboard_raw_gpio_interrupt) +GPIO_INT(KB_IN04, PIN(C, 12), GPIO_KB_INPUT, keyboard_raw_gpio_interrupt) +GPIO_INT(KB_IN05, PIN(C, 14), GPIO_KB_INPUT, keyboard_raw_gpio_interrupt) +GPIO_INT(KB_IN06, PIN(C, 15), GPIO_KB_INPUT, keyboard_raw_gpio_interrupt) +GPIO_INT(KB_IN07, PIN(D, 2), GPIO_KB_INPUT, keyboard_raw_gpio_interrupt) + +GPIO(KB_OUT00, PIN(B, 0), GPIO_KB_OUTPUT) +GPIO(KB_OUT01, PIN(B, 8), GPIO_KB_OUTPUT) +GPIO(KB_OUT02, PIN(B, 12), GPIO_OUT_LOW) /* KSO2 is inverted */ +GPIO(KB_OUT03, PIN(B, 2), GPIO_KB_OUTPUT) +GPIO(KB_OUT04, PIN(A, 8), GPIO_KB_OUTPUT) +GPIO(KB_OUT05, PIN(D, 14), GPIO_KB_OUTPUT) +GPIO(KB_OUT06, PIN(D, 13), GPIO_KB_OUTPUT) +GPIO(KB_OUT07, PIN(D, 15), GPIO_KB_OUTPUT) +GPIO(KB_OUT08, PIN(C, 2), GPIO_KB_OUTPUT) +GPIO(KB_OUT09, PIN(B, 1), GPIO_KB_OUTPUT) +GPIO(KB_OUT10, PIN(C, 5), GPIO_KB_OUTPUT) +GPIO(KB_OUT11, PIN(C, 4), GPIO_KB_OUTPUT) +GPIO(KB_OUT12, PIN(D, 5), GPIO_KB_OUTPUT) + + +/* Inputs without interrupt handlers */ +GPIO(5V_POWER_GOOD, PIN(A, 1), GPIO_INPUT) +GPIO(EC_WAKE, PIN(A, 0), GPIO_INPUT | GPIO_PULL_DOWN) +GPIO(WP_L, PIN(B, 4), GPIO_INPUT) /* Write protect input */ +GPIO(BAT_PRESENT_L, PIN(E, 3), GPIO_INPUT | GPIO_PULL_UP) +GPIO(USB_C0_VBUS_WAKE_L, PIN(D, 12), GPIO_INPUT) +GPIO(EC_INT_L, PIN(B, 9), GPIO_ODR_HIGH) + +/* Board version */ +GPIO(BOARD_VERSION1, PIN(E, 10), GPIO_INPUT) /* Board ID 0 */ +GPIO(BOARD_VERSION2, PIN(E, 9), GPIO_INPUT) /* Board ID 1 */ +GPIO(BOARD_VERSION3, PIN(E, 12), GPIO_INPUT) /* Board ID 2 */ +GPIO(BOARD_VERSION4, PIN(E, 11), GPIO_INPUT) /* Board ID 3 */ + +/* Outputs */ +GPIO(BAT_LED0, PIN(A, 11), GPIO_OUT_LOW) /* LED_BLUE */ +GPIO(BAT_LED1, PIN(B, 11), GPIO_OUT_LOW) /* LED_ORANGE */ +GPIO(PWR_LED0, PIN(E, 8), GPIO_OUT_LOW) /* LED_BLUE */ +GPIO(PWR_LED1, PIN(D, 6), GPIO_OUT_LOW) /* LED_ORANGE */ + +GPIO(EC_BL_OVERRIDE, PIN(F, 1), GPIO_OUT_LOW) +GPIO(ENTERING_RW, PIN(F, 0), GPIO_OUT_LOW) + +GPIO(AP_RESET_L, PIN(C, 3), GPIO_ODR_HIGH) /* Connect to the PMU_SYSRSTB */ +GPIO(BC12_WAKE_L, PIN(D, 7), GPIO_INPUT) +GPIO(USB_C0_CABLE_DET_L,PIN(E, 7), GPIO_INPUT | GPIO_PULL_UP) + +GPIO(SYSTEM_POWER_H, PIN(B, 10), GPIO_OUT_LOW) +GPIO(PMIC_PWRON_H, PIN(A, 12), GPIO_OUT_LOW) +GPIO(PMIC_WARM_RESET_H, PIN(B, 3), GPIO_OUT_LOW) +GPIO(LEVEL_SHIFT_EN_L, PIN(F, 10), GPIO_OUT_LOW) /* LID/AC level shift */ + +GPIO(USB_C0_5V_EN, PIN(D, 8), GPIO_OUT_LOW) /* USBC port 0 5V */ +GPIO(USB_C0_CHARGE_L, PIN(D, 9), GPIO_OUT_LOW) /* USBC port 0 charge */ +GPIO(USB_C0_RST, PIN(D, 10), GPIO_ODR_HIGH) /* ANX7688 reset */ +GPIO(USB_C0_PWR_EN_L, PIN(B, 15), GPIO_ODR_HIGH) /* ANX7688 power enable */ +GPIO(USB_C0_EXTPWR_EN, PIN(F, 2), GPIO_OUT_LOW) /* ANX7688 3.3V ext power enable */ +GPIO(USB_DP_HPD, PIN(F, 3), GPIO_INPUT) +GPIO(EN_TP_INT_L, PIN(E, 14), GPIO_OUT_LOW) /* touchpad interrupt enable */ + +/* Analog pins */ +GPIO(VDC_BOOSTIN_SENSE, PIN(C, 1), GPIO_ANALOG) /* ADC_IN11 */ +GPIO(PSYS_MONITOR, PIN(A, 2), GPIO_ANALOG) /* ADC_IN2 */ +GPIO(AMON_BMON, PIN(C, 0), GPIO_ANALOG) /* ADC_IN10 */ + +/* + * I2C pins should be configured as inputs until I2C module is + * initialized. This will avoid driving the lines unintentionally. + */ +GPIO(I2C0_SCL, PIN(B, 6), GPIO_INPUT) /* EC I2C */ +GPIO(I2C0_SDA, PIN(B, 7), GPIO_INPUT) +GPIO(I2C1_SCL, PIN(B, 13), GPIO_INPUT) /* PD I2C */ +GPIO(I2C1_SDA, PIN(B, 14), GPIO_INPUT) + +/* SPI MASTER. For SPI sensor */ +GPIO(SPI2_NSS, PIN(D, 0), GPIO_OUT_HIGH) /* mainboard */ +GPIO(SPI2_NSS_DB, PIN(F, 6), GPIO_OUT_HIGH) /* daughterboard */ + +/* sensor power control */ +GPIO(SENSOR_PWR_EN_L, PIN(D, 11), GPIO_OUT_LOW) + +ALTERNATE(PIN_MASK(A, 0x0600), 1, MODULE_UART, 0) /* USART1: PA9/PA10 */ +ALTERNATE(PIN_MASK(B, 0x00c0), 1, MODULE_I2C, 0) /* I2C MASTER:PB6/7 */ +ALTERNATE(PIN_MASK(B, 0x6000), 5, MODULE_I2C, 0) /* I2C MASTER:PB13/14 */ +ALTERNATE(PIN_MASK(A, 0x00f0), 0, MODULE_SPI, 0) /* SPI SLAVE:PA4/5/6/7 */ +ALTERNATE(PIN_MASK(D, 0x001A), 1, MODULE_SPI_MASTER, 0) /* SPI MASTER:PD1/3/4 */ diff --git a/board/rowan/led.c b/board/rowan/led.c new file mode 100644 index 0000000000..117f20b730 --- /dev/null +++ b/board/rowan/led.c @@ -0,0 +1,199 @@ +/* Copyright 2016 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. + * + * Battery LED and Power LED control for Rowan Board. + */ + +#include "battery.h" +#include "charge_state.h" +#include "chipset.h" +#include "gpio.h" +#include "hooks.h" +#include "host_command.h" +#include "led_common.h" +#include "util.h" +#include "system.h" + +#define CRITICAL_LOW_BATTERY_PERMILLAGE 71 +#define LOW_BATTERY_PERMILLAGE 137 +#define FULL_BATTERY_PERMILLAGE 937 + +const enum ec_led_id supported_led_ids[] = { + EC_LED_ID_BATTERY_LED, + EC_LED_ID_POWER_LED +}; + +const int supported_led_ids_count = ARRAY_SIZE(supported_led_ids); + +enum led_color { + BAT_LED_BLUE = 0, + BAT_LED_ORANGE, + PWR_LED_BLUE, + PWR_LED_ORANGE, + LED_COLOR_COUNT /* Number of colors, not a color itself */ +}; + +static int bat_led_set(enum led_color color, int on) +{ + switch (color) { + case BAT_LED_BLUE: + gpio_set_level(GPIO_BAT_LED0, on); /* BAT_LED_BLUE */ + break; + case BAT_LED_ORANGE: + gpio_set_level(GPIO_BAT_LED1, on); /* BAT_LED_ORANGE */ + break; + case PWR_LED_BLUE: + gpio_set_level(GPIO_PWR_LED0, on); /* PWR_LED_BLUE */ + break; + case PWR_LED_ORANGE: + gpio_set_level(GPIO_PWR_LED1, on); /* PWR_LED_ORANGE */ + break; + default: + return EC_ERROR_UNKNOWN; + } + return EC_SUCCESS; +} + +void led_get_brightness_range(enum ec_led_id led_id, uint8_t *brightness_range) +{ + /* Ignoring led_id as both leds support the same colors */ + brightness_range[EC_LED_COLOR_BLUE] = 1; + brightness_range[EC_LED_COLOR_AMBER] = 1; +} + +int led_set_brightness(enum ec_led_id led_id, const uint8_t *brightness) +{ + if (EC_LED_ID_BATTERY_LED == led_id) { + if (brightness[EC_LED_COLOR_BLUE] != 0) { + bat_led_set(BAT_LED_BLUE, 1); + bat_led_set(BAT_LED_ORANGE, 0); + } else if (brightness[EC_LED_COLOR_AMBER] != 0) { + bat_led_set(BAT_LED_BLUE, 0); + bat_led_set(BAT_LED_ORANGE, 1); + } else { + bat_led_set(BAT_LED_BLUE, 0); + bat_led_set(BAT_LED_ORANGE, 0); + } + return EC_SUCCESS; + } else if (EC_LED_ID_POWER_LED == led_id) { + if (brightness[EC_LED_COLOR_BLUE] != 0) { + bat_led_set(PWR_LED_BLUE, 1); + bat_led_set(PWR_LED_ORANGE, 0); + } else if (brightness[EC_LED_COLOR_AMBER] != 0) { + bat_led_set(PWR_LED_BLUE, 0); + bat_led_set(PWR_LED_ORANGE, 1); + } else { + bat_led_set(PWR_LED_BLUE, 0); + bat_led_set(PWR_LED_ORANGE, 0); + } + return EC_SUCCESS; + } else { + return EC_ERROR_UNKNOWN; + } +} + +static unsigned blink_second; + +static void rowan_led_set_power(void) +{ + /* + * PWR LED behavior: + * Power on: Blue ON + * Suspend: Orange in breeze mode ( 1 sec on/ 3 sec off) + * Power off: OFF + */ + if (chipset_in_state(CHIPSET_STATE_ANY_OFF)) { + bat_led_set(PWR_LED_BLUE, 0); + bat_led_set(PWR_LED_ORANGE, 0); + } else if (chipset_in_state(CHIPSET_STATE_ON)) { + bat_led_set(PWR_LED_BLUE, 1); + bat_led_set(PWR_LED_ORANGE, 0); + } else if (chipset_in_state(CHIPSET_STATE_SUSPEND)) { + bat_led_set(PWR_LED_BLUE, 0); + bat_led_set(PWR_LED_ORANGE, + (blink_second & 3) ? 0 : 1); + } +} + +static void rowan_led_set_battery(void) +{ + /* + * BAT LED behavior: + * - Fully charged / normal idle: Blue ON + * - Charging: Orange ON + * - Battery discharging capacity<10%, Orange blink(1:3) + * < 3%, Orange blink(1:1) + * - Battery error: Orange blink(1:1) + * - Factory force idle: Blue 2 sec, Orange 2 sec + */ + uint32_t charge_flags = charge_get_flags(); + int remaining_capacity; + int full_charge_capacity; + int permillage; + + /* Make the percentage approximate to UI shown */ + remaining_capacity = *(int *)host_get_memmap(EC_MEMMAP_BATT_CAP); + full_charge_capacity = *(int *)host_get_memmap(EC_MEMMAP_BATT_LFCC); + permillage = !full_charge_capacity ? 0 : + (1000 * remaining_capacity) / full_charge_capacity; + + switch (charge_get_state()) { + case PWR_STATE_CHARGE: + if (permillage < FULL_BATTERY_PERMILLAGE) { + bat_led_set(BAT_LED_BLUE, 0); + bat_led_set(BAT_LED_ORANGE, 1); + } else { + bat_led_set(BAT_LED_BLUE, 1); + bat_led_set(BAT_LED_ORANGE, 0); + } + break; + case PWR_STATE_CHARGE_NEAR_FULL: + bat_led_set(BAT_LED_BLUE, 1); + bat_led_set(BAT_LED_ORANGE, 0); + break; + case PWR_STATE_DISCHARGE: + bat_led_set(BAT_LED_BLUE, 0); + if (!chipset_in_state(CHIPSET_STATE_ANY_OFF) && + permillage <= CRITICAL_LOW_BATTERY_PERMILLAGE) + bat_led_set(BAT_LED_ORANGE, + (blink_second & 1) ? 0 : 1); + else if (!chipset_in_state(CHIPSET_STATE_ANY_OFF) && + permillage <= LOW_BATTERY_PERMILLAGE) + bat_led_set(BAT_LED_ORANGE, + (blink_second & 3) ? 0 : 1); + else + bat_led_set(BAT_LED_ORANGE, 0); + break; + case PWR_STATE_ERROR: + bat_led_set(BAT_LED_BLUE, 0); + bat_led_set(BAT_LED_ORANGE, (blink_second & 1) ? 0 : 1); + break; + case PWR_STATE_IDLE: /* Ext. power connected in IDLE. */ + if (charge_flags & CHARGE_FLAG_FORCE_IDLE) { + bat_led_set(BAT_LED_BLUE, (blink_second & 2) ? 0 : 1); + bat_led_set(BAT_LED_ORANGE, (blink_second & 2) ? 1 : 0); + } else { + bat_led_set(BAT_LED_BLUE, 1); + bat_led_set(BAT_LED_ORANGE, 0); + } + break; + default: + /* Other states don't alter LED behavior */ + break; + } +} + +/** + * Called by hook task every 1 sec + */ +static void led_second(void) +{ + blink_second++; + + if (led_auto_control_is_enabled(EC_LED_ID_POWER_LED)) + rowan_led_set_power(); + if (led_auto_control_is_enabled(EC_LED_ID_BATTERY_LED)) + rowan_led_set_battery(); +} +DECLARE_HOOK(HOOK_SECOND, led_second, HOOK_PRIO_DEFAULT); diff --git a/board/rowan/usb_pd_policy.c b/board/rowan/usb_pd_policy.c new file mode 100644 index 0000000000..b03d52e71e --- /dev/null +++ b/board/rowan/usb_pd_policy.c @@ -0,0 +1,395 @@ +/* Copyright 2016 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 "atomic.h" +#include "charge_manager.h" +#include "common.h" +#include "console.h" +#include "driver/tcpm/anx7688.h" +#include "driver/tcpm/tcpci.h" +#include "driver/tcpm/tcpm.h" +#include "gpio.h" +#include "hooks.h" +#include "host_command.h" +#include "registers.h" +#include "system.h" +#include "task.h" +#include "timer.h" +#include "util.h" +#include "usb_mux.h" +#include "usb_pd.h" + +#define CPRINTF(format, args...) cprintf(CC_USBPD, format, ## args) +#define CPRINTS(format, args...) cprints(CC_USBPD, format, ## args) + +#define PDO_FIXED_FLAGS (PDO_FIXED_DUAL_ROLE | PDO_FIXED_DATA_SWAP |\ + PDO_FIXED_COMM_CAP) + +/* TODO: fill in correct source and sink capabilities */ +const uint32_t pd_src_pdo[] = { + PDO_FIXED(5000, 1500, PDO_FIXED_FLAGS), +}; +const int pd_src_pdo_cnt = ARRAY_SIZE(pd_src_pdo); + +const uint32_t pd_snk_pdo[] = { + PDO_FIXED(5000, 500, PDO_FIXED_FLAGS), + PDO_BATT(4750, 21000, 15000), + PDO_VAR(4750, 21000, 3000), +}; +const int pd_snk_pdo_cnt = ARRAY_SIZE(pd_snk_pdo); + +int pd_is_valid_input_voltage(int mv) +{ + return 1; +} + +void pd_transition_voltage(int idx) +{ + /* No-operation: we are always 5V */ +} + +int pd_set_power_supply_ready(int port) +{ + /* Disable charging */ + gpio_set_level(GPIO_USB_C0_CHARGE_L, 1); + /* Provide VBUS */ + gpio_set_level(GPIO_USB_C0_5V_EN, 1); + + anx7688_set_power_supply_ready(port); + + /* notify host of power info change */ + pd_send_host_event(PD_EVENT_POWER_CHANGE); + + return EC_SUCCESS; +} + +void pd_power_supply_reset(int port) +{ + /* Disable VBUS */ + gpio_set_level(GPIO_USB_C0_5V_EN, 0); + + anx7688_power_supply_reset(port); + + /* notify host of power info change */ + pd_send_host_event(PD_EVENT_POWER_CHANGE); +} + +void pd_set_input_current_limit(int port, uint32_t max_ma, + uint32_t supply_voltage) +{ + struct charge_port_info charge; + + charge.current = max_ma; + charge.voltage = supply_voltage; + charge_manager_update_charge(CHARGE_SUPPLIER_PD, port, &charge); +} + +void typec_set_input_current_limit(int port, uint32_t max_ma, + uint32_t supply_voltage) +{ + struct charge_port_info charge; + + charge.current = max_ma; + charge.voltage = supply_voltage; + charge_manager_update_charge(CHARGE_SUPPLIER_TYPEC, port, &charge); +} + +int pd_board_checks(void) +{ + return EC_SUCCESS; +} + +int pd_check_power_swap(int port) +{ + /* + * Allow power swap as long as we are acting as a dual role device, + * otherwise assume our role is fixed (not in S0 or console command + * to fix our role). + */ + return pd_get_dual_role() == PD_DRP_TOGGLE_ON ? 1 : 0; +} + +int pd_check_data_swap(int port, int data_role) +{ + /* Allow data swap if we are a UFP, otherwise don't allow */ + return (data_role == PD_ROLE_UFP) ? 1 : 0; +} + +int pd_check_vconn_swap(int port) +{ + /* in G3, do not allow vconn swap since 5V power source is off */ + return gpio_get_level(GPIO_5V_POWER_GOOD); +} + +void pd_execute_data_swap(int port, int data_role) +{ + /* Do nothing */ +} + +void pd_check_pr_role(int port, int pr_role, int flags) +{ + /* + * If partner is dual-role power and dualrole toggling is on, consider + * if a power swap is necessary. + */ + if ((flags & PD_FLAGS_PARTNER_DR_POWER) && + pd_get_dual_role() == PD_DRP_TOGGLE_ON) { + /* + * If we are a sink and partner is not externally powered, then + * swap to become a source. If we are source and partner is + * externally powered, swap to become a sink. + */ + int partner_extpower = flags & PD_FLAGS_PARTNER_EXTPOWER; + + if ((!partner_extpower && pr_role == PD_ROLE_SINK) || + (partner_extpower && pr_role == PD_ROLE_SOURCE)) + pd_request_power_swap(port); + } +} + +void pd_check_dr_role(int port, int dr_role, int flags) +{ + /* If UFP, try to switch to DFP */ + if ((flags & PD_FLAGS_PARTNER_DR_DATA) && dr_role == PD_ROLE_UFP) + pd_request_data_swap(port); +} + +/* ----------------- Vendor Defined Messages ------------------ */ +const struct svdm_response svdm_rsp = { + .identity = NULL, + .svids = NULL, + .modes = NULL, +}; + +int pd_custom_vdm(int port, int cnt, uint32_t *payload, + uint32_t **rpayload) +{ + int cmd = PD_VDO_CMD(payload[0]); + uint16_t dev_id = 0; + int is_rw, is_latest; + + /* make sure we have some payload */ + if (cnt == 0) + return 0; + + switch (cmd) { + case VDO_CMD_VERSION: + /* guarantee last byte of payload is null character */ + *(payload + cnt - 1) = 0; + CPRINTF("version: %s\n", (char *)(payload+1)); + break; + case VDO_CMD_READ_INFO: + case VDO_CMD_SEND_INFO: + /* copy hash */ + if (cnt == 7) { + dev_id = VDO_INFO_HW_DEV_ID(payload[6]); + is_rw = VDO_INFO_IS_RW(payload[6]); + + is_latest = pd_dev_store_rw_hash(port, + dev_id, + payload + 1, + is_rw ? + SYSTEM_IMAGE_RW : + SYSTEM_IMAGE_RO); + + /* + * Send update host event unless our RW hash is + * already known to be the latest update RW. + */ + if (!is_rw || !is_latest) + pd_send_host_event(PD_EVENT_UPDATE_DEVICE); + + CPRINTF("DevId:%d.%d SW:%d RW:%d\n", + HW_DEV_ID_MAJ(dev_id), + HW_DEV_ID_MIN(dev_id), + VDO_INFO_SW_DBG_VER(payload[6]), + is_rw); + } else if (cnt == 6) { + /* really old devices don't have last byte */ + pd_dev_store_rw_hash(port, dev_id, payload + 1, + SYSTEM_IMAGE_UNKNOWN); + } + break; + case VDO_CMD_CURRENT: + CPRINTF("Current: %dmA\n", payload[1]); + break; + case VDO_CMD_FLIP: + usb_mux_flip(port); + break; +#ifdef CONFIG_USB_PD_LOGGING + case VDO_CMD_GET_LOG: + pd_log_recv_vdm(port, cnt, payload); + break; +#endif /* CONFIG_USB_PD_LOGGING */ + } + + return 0; +} + +#ifdef CONFIG_USB_PD_ALT_MODE_DFP +static int dp_flags[CONFIG_USB_PD_PORT_COUNT]; +/* DP Status VDM as returned by UFP */ +static uint32_t dp_status[CONFIG_USB_PD_PORT_COUNT]; + +static void svdm_safe_dp_mode(int port) +{ + const char *dp_str, *usb_str; + enum typec_mux typec_mux_setting; + + /* make DP interface safe until configure */ + dp_flags[port] = 0; + dp_status[port] = 0; + + /* + * Check current status, due to the mux may be switched to SS + * and SS device was attached before (for example: Type-C dock). + * To avoid broken the SS connection, + * keep the current setting if SS connection is enabled already. + */ + typec_mux_setting = (usb_mux_get(port, &dp_str, &usb_str) && usb_str) ? + TYPEC_MUX_USB : TYPEC_MUX_NONE; + usb_mux_set(port, typec_mux_setting, + USB_SWITCH_CONNECT, pd_get_polarity(port)); +} + +static int svdm_enter_dp_mode(int port, uint32_t mode_caps) +{ + /* Only enter mode if device is DFP_D capable */ + if (mode_caps & MODE_DP_SNK) { + svdm_safe_dp_mode(port); + return 0; + } + + return -1; +} + +static int svdm_dp_status(int port, uint32_t *payload) +{ + int opos = pd_alt_mode(port, USB_SID_DISPLAYPORT); + + payload[0] = VDO(USB_SID_DISPLAYPORT, 1, + CMD_DP_STATUS | VDO_OPOS(opos)); + payload[1] = VDO_DP_STATUS(0, /* HPD IRQ ... not applicable */ + 0, /* HPD level ... not applicable */ + 0, /* exit DP? ... no */ + 0, /* usb mode? ... no */ + 0, /* multi-function ... no */ + (!!(dp_flags[port] & DP_FLAGS_DP_ON)), + 0, /* power low? ... no */ + (!!(dp_flags[port] & DP_FLAGS_DP_ON))); + return 2; +}; + +static int svdm_dp_config(int port, uint32_t *payload) +{ + int opos = pd_alt_mode(port, USB_SID_DISPLAYPORT); + int mf_pref = PD_VDO_DPSTS_MF_PREF(dp_status[port]); + int pin_mode = pd_dfp_dp_get_pin_mode(port, dp_status[port]); + + if (!pin_mode) + return 0; + + usb_mux_set(port, mf_pref ? TYPEC_MUX_DOCK : TYPEC_MUX_DP, + USB_SWITCH_CONNECT, pd_get_polarity(port)); + + payload[0] = VDO(USB_SID_DISPLAYPORT, 1, + CMD_DP_CONFIG | VDO_OPOS(opos)); + payload[1] = VDO_DP_CFG(pin_mode, /* pin mode */ + 1, /* DPv1.3 signaling */ + 2); /* UFP connected */ + return 2; +}; + +static void svdm_dp_post_config(int port) +{ + dp_flags[port] |= DP_FLAGS_DP_ON; + if (!(dp_flags[port] & DP_FLAGS_HPD_HI_PENDING)) + return; +} + +static int svdm_dp_attention(int port, uint32_t *payload) +{ + int cur_lvl; + int lvl = PD_VDO_DPSTS_HPD_LVL(payload[1]); + int irq = PD_VDO_DPSTS_HPD_IRQ(payload[1]); + int ack = 1; + + anx7688_update_hpd(port, lvl, irq); + + dp_status[port] = payload[1]; + cur_lvl = gpio_get_level(GPIO_USB_DP_HPD); + + /* Its initial DP status message prior to config */ + if (!(dp_flags[port] & DP_FLAGS_DP_ON)) { + if (lvl) + dp_flags[port] |= DP_FLAGS_HPD_HI_PENDING; + return ack; + } + + if (!(irq & cur_lvl) && irq & !cur_lvl) { + CPRINTF("ERR:HPD:IRQ&LOW\n"); + ack = 0; /* nak */ + } + /* ack */ + return ack; +} + +static void svdm_exit_dp_mode(int port) +{ + svdm_safe_dp_mode(port); + anx7688_hpd_disable(port); +} + +static int svdm_enter_gfu_mode(int port, uint32_t mode_caps) +{ + /* Always enter GFU mode */ + return 0; +} + +static void svdm_exit_gfu_mode(int port) +{ +} + +static int svdm_gfu_status(int port, uint32_t *payload) +{ + /* + * This is called after enter mode is successful, send unstructured + * VDM to read info. + */ + pd_send_vdm(port, USB_VID_GOOGLE, VDO_CMD_READ_INFO, NULL, 0); + return 0; +} + +static int svdm_gfu_config(int port, uint32_t *payload) +{ + return 0; +} + +static int svdm_gfu_attention(int port, uint32_t *payload) +{ + return 0; +} + +const struct svdm_amode_fx supported_modes[] = { + { + .svid = USB_SID_DISPLAYPORT, + .enter = &svdm_enter_dp_mode, + .status = &svdm_dp_status, + .config = &svdm_dp_config, + .post_config = &svdm_dp_post_config, + .attention = &svdm_dp_attention, + .exit = &svdm_exit_dp_mode, + }, + { + .svid = USB_VID_GOOGLE, + .enter = &svdm_enter_gfu_mode, + .status = &svdm_gfu_status, + .config = &svdm_gfu_config, + .attention = &svdm_gfu_attention, + .exit = &svdm_exit_gfu_mode, + } +}; +const int supported_modes_cnt = ARRAY_SIZE(supported_modes); +#endif /* CONFIG_USB_PD_ALT_MODE_DFP */ -- cgit v1.2.1