609 lines
16 KiB
C
609 lines
16 KiB
C
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/* Copyright 2018 The Chromium OS Authors. All rights reserved.
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* Use of this source code is governed by a BSD-style license that can be
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* found in the LICENSE file.
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*/
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/* Atlas board-specific configuration */
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#include "adc_chip.h"
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#include "bd99992gw.h"
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#include "board_config.h"
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#include "charge_manager.h"
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#include "charger.h"
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#include "charge_state.h"
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#include "chipset.h"
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#include "console.h"
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#include "driver/als_opt3001.h"
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#include "driver/pmic_bd99992gw.h"
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#include "driver/tcpm/ps8xxx.h"
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#include "driver/tcpm/tcpci.h"
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#include "driver/tcpm/tcpm.h"
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#include "espi.h"
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#include "extpower.h"
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#include "gpio.h"
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#include "hooks.h"
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#include "host_command.h"
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#include "i2c.h"
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#include "keyboard_8042_sharedlib.h"
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#include "keyboard_scan.h"
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#include "lid_switch.h"
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#include "motion_sense.h"
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#include "power_button.h"
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#include "power.h"
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#include "pwm_chip.h"
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#include "pwm.h"
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#include "spi.h"
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#include "switch.h"
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#include "system.h"
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#include "system_chip.h"
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#include "task.h"
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#include "temp_sensor.h"
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#include "timer.h"
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#include "uart.h"
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#include "usb_mux.h"
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#include "usb_pd.h"
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#include "usb_pd_tcpm.h"
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#include "util.h"
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#define CPRINTS(format, args...) cprints(CC_SYSTEM, format, ## args)
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#define CPRINTF(format, args...) cprintf(CC_SYSTEM, format, ## args)
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static void tcpc_alert_event(enum gpio_signal signal)
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{
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int port = -1;
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switch (signal) {
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case GPIO_USB_C0_PD_INT_ODL:
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port = 0;
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break;
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case GPIO_USB_C1_PD_INT_ODL:
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port = 1;
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break;
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default:
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return;
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}
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schedule_deferred_pd_interrupt(port);
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}
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#include "gpio_list.h"
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/* Keyboard scan. Increase output_settle_us to 80us from default 50us. */
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struct keyboard_scan_config keyscan_config = {
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.output_settle_us = 80,
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.debounce_down_us = 9 * MSEC,
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.debounce_up_us = 30 * MSEC,
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.scan_period_us = 3 * MSEC,
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.min_post_scan_delay_us = 1000,
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.poll_timeout_us = 100 * MSEC,
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.actual_key_mask = {
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0x3c, 0xff, 0xff, 0xff, 0xff, 0xf5, 0xff,
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0xa4, 0xff, 0xfe, 0x55, 0xfa, 0xca /* full set */
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},
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};
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/* PWM channels. Must be in the exactly same order as in enum pwm_channel. */
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const struct pwm_t pwm_channels[] = {
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[PWM_CH_KBLIGHT] = { 3, 0, 10000 },
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[PWM_CH_DB0_LED_BLUE] = {
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0, PWM_CONFIG_ACTIVE_LOW | PWM_CONFIG_DSLEEP, 2400 },
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[PWM_CH_DB0_LED_RED] = {
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2, PWM_CONFIG_ACTIVE_LOW | PWM_CONFIG_DSLEEP, 2400 },
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[PWM_CH_DB0_LED_GREEN] = {
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6, PWM_CONFIG_ACTIVE_LOW | PWM_CONFIG_DSLEEP, 2400 },
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[PWM_CH_DB1_LED_BLUE] = {
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1, PWM_CONFIG_ACTIVE_LOW | PWM_CONFIG_DSLEEP, 2400 },
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[PWM_CH_DB1_LED_RED] = {
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7, PWM_CONFIG_ACTIVE_LOW | PWM_CONFIG_DSLEEP, 2400 },
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[PWM_CH_DB1_LED_GREEN] = {
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5, PWM_CONFIG_ACTIVE_LOW | PWM_CONFIG_DSLEEP, 2400 },
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};
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BUILD_ASSERT(ARRAY_SIZE(pwm_channels) == PWM_CH_COUNT);
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/* Hibernate wake configuration */
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const enum gpio_signal hibernate_wake_pins[] = {
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GPIO_ROP_EC_ACOK,
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GPIO_LID_OPEN,
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GPIO_MECH_PWR_BTN_ODL,
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};
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const int hibernate_wake_pins_used = ARRAY_SIZE(hibernate_wake_pins);
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const struct adc_t adc_channels[] = {
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/*
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* Adapter current output or battery charging/discharging current (uV)
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* 18x amplification on charger side.
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*/
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[ADC_AMON_BMON] = {
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"AMON_BMON",
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NPCX_ADC_CH2,
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ADC_MAX_VOLT*1000/18,
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ADC_READ_MAX+1,
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0
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},
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/*
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* ISL9238 PSYS output is 1.44 uA/W over 12.4K resistor, to read
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* 0.8V @ 45 W, i.e. 56250 uW/mV. Using ADC_MAX_VOLT*56250 and
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* ADC_READ_MAX+1 as multiplier/divider leads to overflows, so we
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* only divide by 2 (enough to avoid precision issues).
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*/
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[ADC_PSYS] = {
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"PSYS",
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NPCX_ADC_CH3,
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ADC_MAX_VOLT*56250*2/(ADC_READ_MAX+1),
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2,
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0
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},
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};
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BUILD_ASSERT(ARRAY_SIZE(adc_channels) == ADC_CH_COUNT);
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/* I2C port map */
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const struct i2c_port_t i2c_ports[] = {
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{"power", I2C_PORT_POWER, 100,
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GPIO_EC_I2C0_POWER_SCL, GPIO_EC_I2C0_POWER_SDA},
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{"tcpc0", I2C_PORT_TCPC0, 1000,
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GPIO_EC_I2C1_USB_C0_SCL, GPIO_EC_I2C1_USB_C0_SDA},
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{"tcpc1", I2C_PORT_TCPC1, 1000,
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GPIO_EC_I2C2_USB_C1_SCL, GPIO_EC_I2C2_USB_C1_SDA},
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{"sensor", I2C_PORT_SENSOR, 100,
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GPIO_EC_I2C3_SENSOR_3V3_SCL, GPIO_EC_I2C3_SENSOR_3V3_SDA},
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{"battery", I2C_PORT_BATTERY, 100,
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GPIO_EC_I2C4_BATTERY_SCL, GPIO_EC_I2C4_BATTERY_SDA},
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};
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const unsigned int i2c_ports_used = ARRAY_SIZE(i2c_ports);
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/* TCPC mux configuration */
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const struct tcpc_config_t tcpc_config[CONFIG_USB_PD_PORT_COUNT] = {
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{
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/* left port */
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.bus_type = EC_BUS_TYPE_I2C,
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.i2c_info = {
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.port = I2C_PORT_TCPC0,
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.addr_flags = I2C_ADDR_TCPC_FLAGS,
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},
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.drv = &ps8xxx_tcpm_drv,
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/* Alert is active-low, push-pull */
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.flags = 0,
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},
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{
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/* right port */
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.bus_type = EC_BUS_TYPE_I2C,
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.i2c_info = {
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.port = I2C_PORT_TCPC1,
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.addr_flags = I2C_ADDR_TCPC_FLAGS,
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},
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.drv = &ps8xxx_tcpm_drv,
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/* Alert is active-low, push-pull */
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.flags = 0,
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},
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};
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struct usb_mux usb_muxes[CONFIG_USB_PD_PORT_COUNT] = {
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{
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.driver = &tcpci_tcpm_usb_mux_driver,
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.hpd_update = &ps8xxx_tcpc_update_hpd_status,
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},
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{
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.driver = &tcpci_tcpm_usb_mux_driver,
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.hpd_update = &ps8xxx_tcpc_update_hpd_status,
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},
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};
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void board_reset_pd_mcu(void)
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{
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gpio_set_level(GPIO_USB_PD_RST_L, 0);
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msleep(PS8XXX_RST_L_RST_H_DELAY_MS);
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gpio_set_level(GPIO_USB_PD_RST_L, 1);
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}
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void board_tcpc_init(void)
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{
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int port;
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/* Only reset TCPC if not sysjump */
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if (!system_jumped_to_this_image())
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board_reset_pd_mcu();
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gpio_enable_interrupt(GPIO_USB_C0_PD_INT_ODL);
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gpio_enable_interrupt(GPIO_USB_C1_PD_INT_ODL);
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/*
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* Initialize HPD to low; after sysjump SOC needs to see
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* HPD pulse to enable video path
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*/
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for (port = 0; port < CONFIG_USB_PD_PORT_COUNT; port++) {
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const struct usb_mux *mux = &usb_muxes[port];
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mux->hpd_update(port, 0, 0);
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}
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}
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DECLARE_HOOK(HOOK_INIT, board_tcpc_init, HOOK_PRIO_INIT_I2C+1);
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uint16_t tcpc_get_alert_status(void)
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{
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uint16_t status = 0;
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if (!gpio_get_level(GPIO_USB_C0_PD_INT_ODL)) {
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if (gpio_get_level(GPIO_USB_C0_PD_RST_L))
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status |= PD_STATUS_TCPC_ALERT_0;
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}
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if (!gpio_get_level(GPIO_USB_C1_PD_INT_ODL)) {
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if (gpio_get_level(GPIO_USB_C1_PD_RST_L))
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status |= PD_STATUS_TCPC_ALERT_1;
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}
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return status;
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}
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const struct temp_sensor_t temp_sensors[] = {
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{"Battery", TEMP_SENSOR_TYPE_BATTERY, charge_get_battery_temp, 0, 4},
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/* BD99992GW temp sensors are only readable in S0 */
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{"Ambient", TEMP_SENSOR_TYPE_BOARD, bd99992gw_get_val,
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BD99992GW_ADC_CHANNEL_SYSTHERM0, 4},
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{"Charger", TEMP_SENSOR_TYPE_BOARD, bd99992gw_get_val,
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BD99992GW_ADC_CHANNEL_SYSTHERM1, 4},
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{"DRAM", TEMP_SENSOR_TYPE_BOARD, bd99992gw_get_val,
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BD99992GW_ADC_CHANNEL_SYSTHERM2, 4},
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{"eMMC", TEMP_SENSOR_TYPE_BOARD, bd99992gw_get_val,
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BD99992GW_ADC_CHANNEL_SYSTHERM3, 4},
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};
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BUILD_ASSERT(ARRAY_SIZE(temp_sensors) == TEMP_SENSOR_COUNT);
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/*
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* Check if PMIC fault registers indicate VR fault. If yes, print out fault
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* register info to console. Additionally, set panic reason so that the OS can
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* check for fault register info by looking at offset 0x14(PWRSTAT1) and
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* 0x15(PWRSTAT2) in cros ec panicinfo.
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*/
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static void board_report_pmic_fault(const char *str)
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{
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int vrfault, pwrstat1 = 0, pwrstat2 = 0;
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uint32_t info;
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/* RESETIRQ1 -- Bit 4: VRFAULT */
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if (i2c_read8(I2C_PORT_PMIC, I2C_ADDR_BD99992_FLAGS,
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BD99992GW_REG_RESETIRQ1, &vrfault) != EC_SUCCESS)
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return;
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if (!(vrfault & BIT(4)))
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return;
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/* VRFAULT has occurred, print VRFAULT status bits. */
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/* PWRSTAT1 */
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i2c_read8(I2C_PORT_PMIC, I2C_ADDR_BD99992_FLAGS,
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BD99992GW_REG_PWRSTAT1, &pwrstat1);
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/* PWRSTAT2 */
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i2c_read8(I2C_PORT_PMIC, I2C_ADDR_BD99992_FLAGS,
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BD99992GW_REG_PWRSTAT2, &pwrstat2);
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CPRINTS("PMIC VRFAULT: %s", str);
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CPRINTS("PMIC VRFAULT: PWRSTAT1=0x%02x PWRSTAT2=0x%02x", pwrstat1,
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pwrstat2);
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/* Clear all faults -- Write 1 to clear. */
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i2c_write8(I2C_PORT_PMIC, I2C_ADDR_BD99992_FLAGS,
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BD99992GW_REG_RESETIRQ1, BIT(4));
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i2c_write8(I2C_PORT_PMIC, I2C_ADDR_BD99992_FLAGS,
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BD99992GW_REG_PWRSTAT1, pwrstat1);
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i2c_write8(I2C_PORT_PMIC, I2C_ADDR_BD99992_FLAGS,
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BD99992GW_REG_PWRSTAT2, pwrstat2);
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/*
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* Status of the fault registers can be checked in the OS by looking at
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* offset 0x14(PWRSTAT1) and 0x15(PWRSTAT2) in cros ec panicinfo.
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*/
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info = ((pwrstat2 & 0xFF) << 8) | (pwrstat1 & 0xFF);
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panic_set_reason(PANIC_SW_PMIC_FAULT, info, 0);
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}
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static void board_pmic_disable_slp_s0_vr_decay(void)
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{
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/*
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* VCCIOCNT:
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* Bit 6 (0) - Disable decay of VCCIO on SLP_S0# assertion
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* Bits 5:4 (11) - Nominal output voltage: 0.850V
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* Bits 3:2 (10) - VR set to AUTO on SLP_S0# de-assertion
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* Bits 1:0 (10) - VR set to AUTO operating mode
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*/
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i2c_write8(I2C_PORT_PMIC, I2C_ADDR_BD99992_FLAGS,
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BD99992GW_REG_VCCIOCNT, 0x3a);
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/*
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* V18ACNT:
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* Bits 7:6 (00) - Disable low power mode on SLP_S0# assertion
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* Bits 5:4 (10) - Nominal voltage set to 1.8V
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* Bits 3:2 (10) - VR set to AUTO on SLP_S0# de-assertion
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* Bits 1:0 (10) - VR set to AUTO operating mode
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*/
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i2c_write8(I2C_PORT_PMIC, I2C_ADDR_BD99992_FLAGS,
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BD99992GW_REG_V18ACNT, 0x2a);
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/*
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* V085ACNT:
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* Bits 7:6 (00) - Disable low power mode on SLP_S0# assertion
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* Bits 5:4 (10) - Nominal voltage 0.85V
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* Bits 3:2 (10) - VR set to AUTO on SLP_S0# de-assertion
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* Bits 1:0 (10) - VR set to AUTO operating mode
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*/
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i2c_write8(I2C_PORT_PMIC, I2C_ADDR_BD99992_FLAGS,
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BD99992GW_REG_V085ACNT, 0x2a);
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}
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static void board_pmic_enable_slp_s0_vr_decay(void)
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{
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/*
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* VCCIOCNT:
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* Bit 6 (1) - Enable decay of VCCIO on SLP_S0# assertion
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* Bits 5:4 (11) - Nominal output voltage: 0.850V
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* Bits 3:2 (10) - VR set to AUTO on SLP_S0# de-assertion
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* Bits 1:0 (10) - VR set to AUTO operating mode
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*/
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i2c_write8(I2C_PORT_PMIC, I2C_ADDR_BD99992_FLAGS,
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BD99992GW_REG_VCCIOCNT, 0x7a);
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/*
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* V18ACNT:
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* Bits 7:6 (01) - Enable low power mode on SLP_S0# assertion
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* Bits 5:4 (10) - Nominal voltage set to 1.8V
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* Bits 3:2 (10) - VR set to AUTO on SLP_S0# de-assertion
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* Bits 1:0 (10) - VR set to AUTO operating mode
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*/
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i2c_write8(I2C_PORT_PMIC, I2C_ADDR_BD99992_FLAGS,
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BD99992GW_REG_V18ACNT, 0x6a);
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/*
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* V085ACNT:
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* Bits 7:6 (01) - Enable low power mode on SLP_S0# assertion
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* Bits 5:4 (10) - Nominal voltage 0.85V
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* Bits 3:2 (10) - VR set to AUTO on SLP_S0# de-assertion
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* Bits 1:0 (10) - VR set to AUTO operating mode
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*/
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i2c_write8(I2C_PORT_PMIC, I2C_ADDR_BD99992_FLAGS,
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BD99992GW_REG_V085ACNT, 0x6a);
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}
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__override void power_board_handle_host_sleep_event(
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enum host_sleep_event state)
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{
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if (state == HOST_SLEEP_EVENT_S0IX_SUSPEND)
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board_pmic_enable_slp_s0_vr_decay();
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||
|
else if (state == HOST_SLEEP_EVENT_S0IX_RESUME)
|
||
|
board_pmic_disable_slp_s0_vr_decay();
|
||
|
}
|
||
|
|
||
|
static void board_pmic_init(void)
|
||
|
{
|
||
|
board_report_pmic_fault("SYSJUMP");
|
||
|
|
||
|
/* Clear power source events */
|
||
|
i2c_write8(I2C_PORT_PMIC, I2C_ADDR_BD99992_FLAGS,
|
||
|
BD99992GW_REG_PWRSRCINT, 0xff);
|
||
|
|
||
|
/* Disable power button shutdown timer */
|
||
|
i2c_write8(I2C_PORT_PMIC, I2C_ADDR_BD99992_FLAGS,
|
||
|
BD99992GW_REG_PBCONFIG, 0x00);
|
||
|
|
||
|
if (system_jumped_to_this_image())
|
||
|
return;
|
||
|
|
||
|
/* DISCHGCNT1 - enable 100 ohm discharge on VCCIO */
|
||
|
i2c_write8(I2C_PORT_PMIC, I2C_ADDR_BD99992_FLAGS,
|
||
|
BD99992GW_REG_DISCHGCNT1, 0x01);
|
||
|
|
||
|
/*
|
||
|
* DISCHGCNT2 - enable 100 ohm discharge on
|
||
|
* V5.0A, V3.3DSW, V3.3A and V1.8A
|
||
|
*/
|
||
|
i2c_write8(I2C_PORT_PMIC, I2C_ADDR_BD99992_FLAGS,
|
||
|
BD99992GW_REG_DISCHGCNT2, 0x55);
|
||
|
|
||
|
/*
|
||
|
* DISCHGCNT3 - enable 500 ohm discharge on
|
||
|
* V1.8U_2.5U
|
||
|
* DISCHGCNT3 - enable 100 ohm discharge on
|
||
|
* V12U, V1.00A, V0.85A
|
||
|
*/
|
||
|
i2c_write8(I2C_PORT_PMIC, I2C_ADDR_BD99992_FLAGS,
|
||
|
BD99992GW_REG_DISCHGCNT3, 0xd5);
|
||
|
|
||
|
/* DISCHGCNT4 - enable 100 ohm discharge on V33S, V18S, V100S */
|
||
|
i2c_write8(I2C_PORT_PMIC, I2C_ADDR_BD99992_FLAGS,
|
||
|
BD99992GW_REG_DISCHGCNT4, 0x15);
|
||
|
|
||
|
/* VRMODECTRL - disable low-power mode for all rails */
|
||
|
i2c_write8(I2C_PORT_PMIC, I2C_ADDR_BD99992_FLAGS,
|
||
|
BD99992GW_REG_VRMODECTRL, 0x1f);
|
||
|
|
||
|
/* V5ADS3CNT - boost V5A_DS3 by 2% */
|
||
|
i2c_write8(I2C_PORT_PMIC, I2C_ADDR_BD99992_FLAGS,
|
||
|
BD99992GW_REG_V5ADS3CNT, 0x1a);
|
||
|
|
||
|
board_pmic_disable_slp_s0_vr_decay();
|
||
|
}
|
||
|
DECLARE_HOOK(HOOK_INIT, board_pmic_init, HOOK_PRIO_DEFAULT);
|
||
|
|
||
|
void board_hibernate(void)
|
||
|
{
|
||
|
int p;
|
||
|
|
||
|
/* Configure PSL pins */
|
||
|
for (p = 0; p < hibernate_wake_pins_used; p++)
|
||
|
system_config_psl_mode(hibernate_wake_pins[p]);
|
||
|
|
||
|
/*
|
||
|
* Enter PSL mode. Note that on Atlas, simply enabling PSL mode does
|
||
|
* not cut the EC's power. Therefore, we'll need to cut off power via
|
||
|
* the ROP PMIC afterwards.
|
||
|
*/
|
||
|
system_enter_psl_mode();
|
||
|
|
||
|
/* Cut off DSW power via the ROP PMIC. */
|
||
|
i2c_write8(I2C_PORT_PMIC, I2C_ADDR_BD99992_FLAGS,
|
||
|
BD99992GW_REG_SDWNCTRL, BD99992GW_SDWNCTRL_SWDN);
|
||
|
|
||
|
/* Wait for power to be cut. */
|
||
|
while (1)
|
||
|
;
|
||
|
}
|
||
|
|
||
|
/* Initialize board. */
|
||
|
static void board_init(void)
|
||
|
{
|
||
|
if (system_get_board_version() < ATLAS_REV_FIXED_EC_WP) {
|
||
|
int dflags;
|
||
|
|
||
|
CPRINTS("Applying EC_WP_L workaround");
|
||
|
dflags = gpio_get_default_flags(GPIO_EC_WP_L);
|
||
|
gpio_set_flags(GPIO_EC_WP_L, dflags | GPIO_PULL_UP);
|
||
|
}
|
||
|
|
||
|
/* Provide AC status to the PCH */
|
||
|
gpio_set_level(GPIO_PCH_ACOK, extpower_is_present());
|
||
|
}
|
||
|
DECLARE_HOOK(HOOK_INIT, board_init, HOOK_PRIO_DEFAULT);
|
||
|
|
||
|
static void board_extpower(void)
|
||
|
{
|
||
|
gpio_set_level(GPIO_PCH_ACOK, extpower_is_present());
|
||
|
}
|
||
|
DECLARE_HOOK(HOOK_AC_CHANGE, board_extpower, HOOK_PRIO_DEFAULT);
|
||
|
|
||
|
/**
|
||
|
* Set active charge port -- only one port can be active at a time.
|
||
|
*
|
||
|
* @param charge_port Charge port to enable.
|
||
|
*
|
||
|
* Returns 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 sourcing VBUS on the port */
|
||
|
int is_source = gpio_get_level(charge_port == 0 ?
|
||
|
GPIO_USB_C0_5V_EN : GPIO_USB_C1_5V_EN);
|
||
|
|
||
|
if (is_real_port && is_source) {
|
||
|
CPRINTF("No charging on source port p%d is ", charge_port);
|
||
|
return EC_ERROR_INVAL;
|
||
|
}
|
||
|
|
||
|
CPRINTF("New chg p%d", charge_port);
|
||
|
|
||
|
if (charge_port == CHARGE_PORT_NONE) {
|
||
|
/* Disable both ports */
|
||
|
gpio_set_level(GPIO_EN_USB_C0_CHARGE_L, 1);
|
||
|
gpio_set_level(GPIO_EN_USB_C1_CHARGE_L, 1);
|
||
|
} else {
|
||
|
/* Make sure non-charging port is disabled */
|
||
|
gpio_set_level(charge_port ? GPIO_EN_USB_C0_CHARGE_L :
|
||
|
GPIO_EN_USB_C1_CHARGE_L, 1);
|
||
|
/* Enable charging port */
|
||
|
gpio_set_level(charge_port ? GPIO_EN_USB_C1_CHARGE_L :
|
||
|
GPIO_EN_USB_C0_CHARGE_L, 0);
|
||
|
}
|
||
|
|
||
|
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 the input current to 95% negotiated limit,
|
||
|
* to account for the charger chip margin.
|
||
|
*/
|
||
|
charge_ma = (charge_ma * 95) / 100;
|
||
|
charge_set_input_current_limit(MAX(charge_ma,
|
||
|
CONFIG_CHARGER_INPUT_CURRENT), charge_mv);
|
||
|
}
|
||
|
|
||
|
static void board_chipset_suspend(void)
|
||
|
{
|
||
|
gpio_set_level(GPIO_KBD_BL_EN, 0);
|
||
|
}
|
||
|
DECLARE_HOOK(HOOK_CHIPSET_SUSPEND, board_chipset_suspend, HOOK_PRIO_DEFAULT);
|
||
|
|
||
|
static void board_chipset_resume(void)
|
||
|
{
|
||
|
gpio_set_level(GPIO_KBD_BL_EN, 1);
|
||
|
}
|
||
|
DECLARE_HOOK(HOOK_CHIPSET_RESUME, board_chipset_resume, HOOK_PRIO_DEFAULT);
|
||
|
|
||
|
static void board_chipset_reset(void)
|
||
|
{
|
||
|
board_report_pmic_fault("CHIPSET RESET");
|
||
|
}
|
||
|
DECLARE_HOOK(HOOK_CHIPSET_RESET, board_chipset_reset, HOOK_PRIO_DEFAULT);
|
||
|
|
||
|
int board_get_version(void)
|
||
|
{
|
||
|
static int ver;
|
||
|
|
||
|
if (!ver) {
|
||
|
/*
|
||
|
* Read the board EC ID on the tristate strappings
|
||
|
* using ternary encoding: 0 = 0, 1 = 1, Hi-Z = 2
|
||
|
*/
|
||
|
uint8_t id0, id1, id2;
|
||
|
|
||
|
id0 = gpio_get_ternary(GPIO_BOARD_VERSION1);
|
||
|
id1 = gpio_get_ternary(GPIO_BOARD_VERSION2);
|
||
|
id2 = gpio_get_ternary(GPIO_BOARD_VERSION3);
|
||
|
|
||
|
ver = (id2 * 9) + (id1 * 3) + id0;
|
||
|
CPRINTS("Board ID = %d", ver);
|
||
|
}
|
||
|
|
||
|
return ver;
|
||
|
}
|
||
|
|
||
|
static struct opt3001_drv_data_t g_opt3001_data = {
|
||
|
.scale = 1,
|
||
|
.uscale = 0,
|
||
|
.offset = 0,
|
||
|
};
|
||
|
|
||
|
struct motion_sensor_t motion_sensors[] = {
|
||
|
[LID_ALS] = {
|
||
|
.name = "Light",
|
||
|
.active_mask = SENSOR_ACTIVE_S0,
|
||
|
.chip = MOTIONSENSE_CHIP_OPT3001,
|
||
|
.type = MOTIONSENSE_TYPE_LIGHT,
|
||
|
.location = MOTIONSENSE_LOC_LID,
|
||
|
.drv = &opt3001_drv,
|
||
|
.drv_data = &g_opt3001_data,
|
||
|
.port = I2C_PORT_SENSOR,
|
||
|
.i2c_spi_addr_flags = OPT3001_I2C_ADDR_FLAGS,
|
||
|
.rot_standard_ref = NULL,
|
||
|
.default_range = 0x2b11a1, /* from nocturne */
|
||
|
.min_frequency = OPT3001_LIGHT_MIN_FREQ,
|
||
|
.max_frequency = OPT3001_LIGHT_MAX_FREQ,
|
||
|
.config = {
|
||
|
/* Sensor on in S0 */
|
||
|
[SENSOR_CONFIG_EC_S0] = {
|
||
|
.odr = 1000,
|
||
|
},
|
||
|
},
|
||
|
},
|
||
|
};
|
||
|
const unsigned int motion_sensor_count = ARRAY_SIZE(motion_sensors);
|
||
|
|
||
|
/* ALS instances when LPC mapping is needed. Each entry directs to a sensor. */
|
||
|
const struct motion_sensor_t *motion_als_sensors[] = {
|
||
|
&motion_sensors[LID_ALS],
|
||
|
};
|
||
|
BUILD_ASSERT(ARRAY_SIZE(motion_als_sensors) == ALS_COUNT);
|