mirror of
https://github.com/Telecominfraproject/OpenCellular.git
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73162e60af
BUG=b:69379749 BRANCH=None TEST=kblight 100; kblight 50; kblight 0 Change-Id: I096ed43859e11a7984d9672bfab406f0cb91015f Signed-off-by: Benjamin Gordon <bmgordon@chromium.org> Reviewed-on: https://chromium-review.googlesource.com/881945 Reviewed-by: Aseda Aboagye <aaboagye@chromium.org>
652 lines
17 KiB
C
652 lines
17 KiB
C
/* Copyright 2017 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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/* Zoombini board-specific configuration */
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#include "adc_chip.h"
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#include "button.h"
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#include "charge_manager.h"
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#include "charge_state.h"
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#include "charge_state_v2.h"
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#include "common.h"
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#include "console.h"
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#include "compile_time_macros.h"
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#include "driver/als_opt3001.h"
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#include "driver/led/lm3630a.h"
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#include "driver/pmic_tps650x30.h"
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#include "driver/ppc/sn5s330.h"
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#include "driver/tcpm/ps8xxx.h"
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#include "ec_commands.h"
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#ifdef CONFIG_ESPI_VW_SIGNALS
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#include "espi.h"
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#endif /* defined(CONFIG_ESPI_VW_SIGNALS) */
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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 "i2c.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.h"
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#include "power_button.h"
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#include "pwm.h"
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#include "pwm_chip.h"
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#include "registers.h"
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#include "system.h"
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#include "switch.h"
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#include "tcpci.h"
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#include "usb_mux.h"
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#include "usb_pd_tcpm.h"
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#include "usbc_ppc.h"
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#include "util.h"
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#define CPRINTS(format, args...) cprints(CC_USBCHARGE, format, ## args)
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#define CPRINTF(format, args...) cprintf(CC_USBCHARGE, format, ## args)
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static void tcpc_alert_event(enum gpio_signal s)
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{
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#ifdef HAS_TASK_PDCMD
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/* Exchange status with TCPCs */
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host_command_pd_send_status(PD_CHARGE_NO_CHANGE);
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#endif
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}
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#ifdef BOARD_MEOWTH
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/*
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* Meowth shares the TCPC Alert# line with the TI SN5S330's interrupt line.
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* Therefore, we need to also check on that part.
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*/
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static void usb_c_interrupt(enum gpio_signal s)
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{
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int port = (s == GPIO_USB_C0_PD_INT_L) ? 0 : 1;
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tcpc_alert_event(s);
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sn5s330_interrupt(port);
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}
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#endif /* defined(BOARD_MEOWTH) */
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#ifdef BOARD_ZOOMBINI
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static void ppc_interrupt(enum gpio_signal s)
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{
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switch (s) {
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case GPIO_USB_C0_PPC_INT_L:
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sn5s330_interrupt(0);
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break;
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case GPIO_USB_C1_PPC_INT_L:
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sn5s330_interrupt(1);
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break;
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case GPIO_USB_C2_PPC_INT_L:
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sn5s330_interrupt(2);
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break;
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default:
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break;
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};
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}
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#endif /* defined(BOARD_ZOOMBINI) */
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#include "gpio_list.h"
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const enum gpio_signal hibernate_wake_pins[] = {
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GPIO_LID_OPEN,
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GPIO_AC_PRESENT,
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GPIO_POWER_BUTTON_L,
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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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#ifdef BOARD_ZOOMBINI
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[ADC_TEMP_SENSOR_SOC] = {
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"SOC", NPCX_ADC_CH0, ADC_MAX_VOLT, ADC_READ_MAX + 1, 0
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},
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[ADC_TEMP_SENSOR_CHARGER] = {
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"CHARGER", NPCX_ADC_CH1, ADC_MAX_VOLT, ADC_READ_MAX + 1, 0
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},
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#else /* defined(BOARD_MEOWTH) */
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[ADC_TEMP_SENSOR_CHARGER] = {
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"CHARGER", NPCX_ADC_CH0, ADC_MAX_VOLT, ADC_READ_MAX + 1, 0
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},
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[ADC_TEMP_SENSOR_SOC] = {
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"SOC", NPCX_ADC_CH1, ADC_MAX_VOLT, ADC_READ_MAX + 1, 0
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},
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[ADC_TEMP_SENSOR_WIFI] = {
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"WIFI", NPCX_ADC_CH8, ADC_MAX_VOLT, ADC_READ_MAX + 1, 0
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},
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#endif /* defined(BOARD_ZOOMBINI) */
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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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/* TODO(aaboagye): Add the additional Meowth LEDs */
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const struct pwm_t pwm_channels[] = {
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#ifdef BOARD_MEOWTH
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[PWM_CH_DB0_LED_RED] = { 3, PWM_CONFIG_DSLEEP, 120 },
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[PWM_CH_DB0_LED_GREEN] = { 0, PWM_CONFIG_DSLEEP, 120 },
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[PWM_CH_DB0_LED_BLUE] = { 2, PWM_CONFIG_DSLEEP, 120 },
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[PWM_CH_DB1_LED_RED] = { 7, PWM_CONFIG_DSLEEP, 120 },
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[PWM_CH_DB1_LED_GREEN] = { 5, PWM_CONFIG_DSLEEP, 120 },
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[PWM_CH_DB1_LED_BLUE] = { 6, PWM_CONFIG_DSLEEP, 120 },
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#else /* !defined(BOARD_MEOWTH) */
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[PWM_CH_LED_GREEN] = { 0, PWM_CONFIG_DSLEEP, 120 },
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[PWM_CH_LED_RED] = { 2, PWM_CONFIG_DSLEEP, 120 },
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[PWM_CH_KBLIGHT] = { 3, 0, 100 },
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#endif /* defined(BOARD_MEOWTH) */
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};
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BUILD_ASSERT(ARRAY_SIZE(pwm_channels) == PWM_CH_COUNT);
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/* Power signal list. Must match order of enum power_signal. */
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const struct power_signal_info power_signal_list[] = {
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{GPIO_PCH_SLP_S0_L,
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POWER_SIGNAL_ACTIVE_HIGH | POWER_SIGNAL_DISABLE_AT_BOOT,
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"SLP_S0_DEASSERTED"},
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#ifdef CONFIG_ESPI_VW_SIGNALS
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{VW_SLP_S3_L, POWER_SIGNAL_ACTIVE_HIGH, "SLP_S3_DEASSERTED"},
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{VW_SLP_S4_L, POWER_SIGNAL_ACTIVE_HIGH, "SLP_S4_DEASSERTED"},
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#else
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{GPIO_PCH_SLP_S3_L, POWER_SIGNAL_ACTIVE_HIGH, "SLP_S3_DEASSERTED"},
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{GPIO_PCH_SLP_S4_L, POWER_SIGNAL_ACTIVE_HIGH, "SLP_S4_DEASSERTED"},
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#endif /* defined(CONFIG_ESPI_VW_SIGNALS) */
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{GPIO_PCH_SLP_SUS_L, POWER_SIGNAL_ACTIVE_HIGH, "SLP_SUS_DEASSERTED"},
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{GPIO_RSMRST_L_PGOOD, POWER_SIGNAL_ACTIVE_HIGH, "RSMRST_L_PGOOD"},
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{GPIO_PMIC_DPWROK, POWER_SIGNAL_ACTIVE_HIGH, "PMIC_DPWROK"},
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#ifdef BOARD_ZOOMBINI
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{GPIO_PP5000_PGOOD, POWER_SIGNAL_ACTIVE_HIGH, "PP5000_A_PGOOD"},
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#endif /* defined(BOARD_ZOOMBINI) */
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};
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BUILD_ASSERT(ARRAY_SIZE(power_signal_list) == POWER_SIGNAL_COUNT);
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/* I2C port map. */
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#ifdef BOARD_ZOOMBINI
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const struct i2c_port_t i2c_ports[] = {
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{"power", I2C_PORT_POWER, 100, GPIO_I2C0_SCL, GPIO_I2C0_SDA},
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{"pmic", I2C_PORT_PMIC, 400, GPIO_I2C3_SCL, GPIO_I2C3_SDA},
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{"kblight", I2C_PORT_KBLIGHT, 100, GPIO_I2C4_SCL, GPIO_I2C4_SDA},
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{"sensor", I2C_PORT_SENSOR, 400, GPIO_I2C7_SCL, GPIO_I2C7_SDA},
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{"tcpc0", I2C_PORT_TCPC0, 1000, GPIO_TCPC0_SCL, GPIO_TCPC0_SDA},
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{"tcpc1", I2C_PORT_TCPC1, 1000, GPIO_TCPC1_SCL, GPIO_TCPC1_SDA},
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{"tcpc2", I2C_PORT_TCPC2, 1000, GPIO_TCPC2_SCL, GPIO_TCPC2_SDA},
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};
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#else
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const struct i2c_port_t i2c_ports[] = {
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{"battery", I2C_PORT_BATTERY, 100, GPIO_I2C0_SCL, GPIO_I2C0_SDA},
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{"charger", I2C_PORT_CHARGER, 100, GPIO_I2C4_SCL, GPIO_I2C4_SDA},
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{"pmic", I2C_PORT_PMIC, 400, GPIO_I2C3_SCL, GPIO_I2C3_SDA},
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{"sensor", I2C_PORT_SENSOR, 400, GPIO_I2C7_SCL, GPIO_I2C7_SDA},
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{"tcpc0", I2C_PORT_TCPC0, 1000, GPIO_TCPC0_SCL, GPIO_TCPC0_SDA},
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{"tcpc1", I2C_PORT_TCPC1, 1000, GPIO_TCPC1_SCL, GPIO_TCPC1_SDA},
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};
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#endif
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const unsigned int i2c_ports_used = ARRAY_SIZE(i2c_ports);
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static struct opt3001_drv_data_t g_opt3001_data = {
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.scale = 1,
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.uscale = 0,
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.offset = 0,
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};
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struct motion_sensor_t motion_sensors[] = {
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[LID_ALS] = {
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.name = "Light",
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.active_mask = SENSOR_ACTIVE_S0,
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.chip = MOTIONSENSE_CHIP_OPT3001,
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.type = MOTIONSENSE_TYPE_LIGHT,
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.location = MOTIONSENSE_LOC_LID,
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.drv = &opt3001_drv,
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.drv_data = &g_opt3001_data,
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.port = I2C_PORT_SENSOR,
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.addr = OPT3001_I2C_ADDR,
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.rot_standard_ref = NULL,
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.default_range = 0x10000, /* scale = 1; uscale = 0 */
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.min_frequency = OPT3001_LIGHT_MIN_FREQ,
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.max_frequency = OPT3001_LIGHT_MAX_FREQ,
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.config = {
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/* AP: by default shutdown all sensors */
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[SENSOR_CONFIG_AP] = {
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.odr = 0,
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.ec_rate = 0,
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},
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/* Run ALS sensor in S0 */
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[SENSOR_CONFIG_EC_S0] = {
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.odr = 1000,
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.ec_rate = 0,
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},
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/* Sensor off in S3/S5 */
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[SENSOR_CONFIG_EC_S3] = {
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.odr = 0,
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.ec_rate = 0,
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},
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/* Sensor off in S3/S5 */
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[SENSOR_CONFIG_EC_S5] = {
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.odr = 0,
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.ec_rate = 0,
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},
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},
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},
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};
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const unsigned int motion_sensor_count = ARRAY_SIZE(motion_sensors);
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/* ALS instances when LPC mapping is needed. Each entry directs to a sensor. */
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const struct motion_sensor_t *motion_als_sensors[] = {
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&motion_sensors[LID_ALS],
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};
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BUILD_ASSERT(ARRAY_SIZE(motion_als_sensors) == ALS_COUNT);
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/* TODO(aaboagye): Add the other ports. 3 for Zoombini, 2 for Meowth */
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const struct ppc_config_t ppc_chips[] = {
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{
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.i2c_port = I2C_PORT_TCPC0,
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.i2c_addr = SN5S330_ADDR0,
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.drv = &sn5s330_drv
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},
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{
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.i2c_port = I2C_PORT_TCPC1,
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.i2c_addr = SN5S330_ADDR0,
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.drv = &sn5s330_drv,
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},
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#ifdef BOARD_ZOOMBINI
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{
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.i2c_port = I2C_PORT_TCPC2,
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.i2c_addr = SN5S330_ADDR0,
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.drv = &sn5s330_drv
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}
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#endif /* defined(BOARD_ZOOMBINI) */
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};
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const unsigned int ppc_cnt = ARRAY_SIZE(ppc_chips);
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#ifdef BOARD_ZOOMBINI
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/* GPIO to enable/disable the USB Type-A port. */
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const int usb_port_enable[CONFIG_USB_PORT_POWER_SMART_PORT_COUNT] = {
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GPIO_USB_A_5V_EN,
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};
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/* Keyboard scan setting */
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struct keyboard_scan_config keyscan_config = {
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/* Extra delay when KSO2 is tied to Cr50. */
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.output_settle_us = 60,
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.debounce_down_us = 6 * MSEC,
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.debounce_up_us = 30 * MSEC,
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.scan_period_us = 1500,
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.min_post_scan_delay_us = 1000,
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.poll_timeout_us = SECOND,
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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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#endif /* defined(BOARD_ZOOMBINI) */
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const struct tcpc_config_t tcpc_config[CONFIG_USB_PD_PORT_COUNT] = {
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{
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.i2c_host_port = I2C_PORT_TCPC0,
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.i2c_slave_addr = 0x16,
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.drv = &tcpci_tcpm_drv,
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.pol = TCPC_ALERT_ACTIVE_LOW,
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},
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{
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.i2c_host_port = I2C_PORT_TCPC1,
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.i2c_slave_addr = 0x16,
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.drv = &tcpci_tcpm_drv,
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.pol = TCPC_ALERT_ACTIVE_LOW,
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},
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#ifdef BOARD_ZOOMBINI
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{
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.i2c_host_port = I2C_PORT_TCPC2,
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.i2c_slave_addr = 0x16,
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.drv = &tcpci_tcpm_drv,
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.pol = TCPC_ALERT_ACTIVE_LOW,
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},
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#endif /* defined(BOARD_ZOOMBINI) */
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};
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/* The port_addr members are PD port numbers, not I2C port numbers. */
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struct usb_mux usb_muxes[CONFIG_USB_PD_PORT_COUNT] = {
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{
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.port_addr = 0,
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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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.port_addr = 1,
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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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#ifdef BOARD_ZOOMBINI
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{
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.port_addr = 2,
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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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#endif /* defined(BOARD_ZOOMBINI) */
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};
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static void board_chipset_resume(void)
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{
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/* Enable display backlight. */
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gpio_set_level(GPIO_ENABLE_BACKLIGHT, 1);
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}
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DECLARE_HOOK(HOOK_CHIPSET_RESUME, board_chipset_resume, HOOK_PRIO_DEFAULT);
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static void board_chipset_startup(void)
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{
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#ifdef BOARD_MEOWTH
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gpio_set_level(GPIO_EN_PP1800_U, 1);
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#endif /* defined(BOARD_MEOWTH) */
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}
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DECLARE_HOOK(HOOK_CHIPSET_STARTUP, board_chipset_startup, HOOK_PRIO_DEFAULT);
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static void board_chipset_shutdown(void)
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{
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#ifdef BOARD_MEOWTH
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gpio_set_level(GPIO_EN_PP1800_U, 0);
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#endif /* defined(BOARD_MEOWTH ) */
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}
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DECLARE_HOOK(HOOK_CHIPSET_SHUTDOWN, board_chipset_shutdown, HOOK_PRIO_DEFAULT);
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static void board_chipset_suspend(void)
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{
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/* Disable display backlight. */
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gpio_set_level(GPIO_ENABLE_BACKLIGHT, 0);
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}
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DECLARE_HOOK(HOOK_CHIPSET_SUSPEND, board_chipset_suspend, HOOK_PRIO_DEFAULT);
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static void board_init(void)
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{
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#ifdef BOARD_ZOOMBINI
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struct charge_port_info chg;
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int i;
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#endif /* defined(BOARD_ZOOMBINI) */
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#ifdef BOARD_ZOOMBINI
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/* Enable PPC interrupts. */
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gpio_enable_interrupt(GPIO_USB_C0_PPC_INT_L);
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gpio_enable_interrupt(GPIO_USB_C1_PPC_INT_L);
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gpio_enable_interrupt(GPIO_USB_C2_PPC_INT_L);
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#endif /* defined(BOARD_ZOOMBINI) */
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/* Enable TCPC interrupts. */
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gpio_enable_interrupt(GPIO_USB_C0_PD_INT_L);
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gpio_enable_interrupt(GPIO_USB_C1_PD_INT_L);
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#ifdef BOARD_ZOOMBINI
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gpio_enable_interrupt(GPIO_USB_C2_PD_INT_L);
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/* Initialize VBUS suppliers. */
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for (i = 0; i < CONFIG_USB_PD_PORT_COUNT; i++) {
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if (tcpm_get_vbus_level(i)) {
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chg.voltage = 5000;
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chg.current = USB_CHARGER_MIN_CURR_MA;
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} else {
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chg.voltage = 0;
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chg.current = 0;
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}
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charge_manager_update_charge(CHARGE_SUPPLIER_VBUS, i, &chg);
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}
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#endif /* defined(BOARD_ZOOMBINI) */
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}
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DECLARE_HOOK(HOOK_INIT, board_init, HOOK_PRIO_DEFAULT);
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static void board_init_leds_off(void)
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{
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/* Initialize the LEDs off. */
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#ifdef BOARD_MEOWTH
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/* TODO(aaboagye): Eventually do something with these LEDs. */
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pwm_set_duty(PWM_CH_DB0_LED_RED, 100);
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pwm_set_duty(PWM_CH_DB0_LED_GREEN, 100);
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pwm_set_duty(PWM_CH_DB0_LED_BLUE, 100);
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pwm_set_duty(PWM_CH_DB1_LED_RED, 100);
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pwm_set_duty(PWM_CH_DB1_LED_GREEN, 100);
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pwm_set_duty(PWM_CH_DB1_LED_BLUE, 100);
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#else /* !defined(BOARD_MEOWTH) */
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pwm_set_duty(PWM_CH_LED_RED, 100);
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pwm_set_duty(PWM_CH_LED_GREEN, 100);
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#endif /* defined(BOARD_MEOWTH) */
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}
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DECLARE_HOOK(HOOK_INIT, board_init_leds_off, HOOK_PRIO_INIT_PWM + 1);
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void board_overcurrent_event(int port)
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{
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/* Sanity check the port. */
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if ((port < 0) || (port >= CONFIG_USB_PD_PORT_COUNT))
|
|
return;
|
|
|
|
/* Note that the levels are inverted because the pin is active low. */
|
|
switch (port) {
|
|
case 0:
|
|
gpio_set_level(GPIO_USB_C0_OC_L, 0);
|
|
break;
|
|
|
|
case 1:
|
|
gpio_set_level(GPIO_USB_C1_OC_L, 0);
|
|
break;
|
|
|
|
#ifdef BOARD_ZOOMBINI
|
|
case 2:
|
|
gpio_set_level(GPIO_USB_C2_OC_L, 0);
|
|
break;
|
|
#endif /* defined(BOARD_ZOOMBINI) */
|
|
|
|
default:
|
|
return;
|
|
};
|
|
|
|
/* TODO(aaboagye): Write a PD log entry for the OC event. */
|
|
CPRINTS("C%d: overcurrent!", port);
|
|
}
|
|
|
|
static void board_pmic_init(void)
|
|
{
|
|
/* No need to re-initialize the PMIC on sysjumps. */
|
|
if (system_jumped_to_this_image())
|
|
return;
|
|
|
|
/*
|
|
* The PMIC_EN has been de-asserted since gpio_pre_init. Make sure
|
|
* it's de-asserted for at least 30ms.
|
|
*
|
|
* TODO(aaboagye): Characterize the discharge times for the power rails
|
|
* to see if we can shorten this delay.
|
|
*/
|
|
while (get_time().val < 30 * MSEC)
|
|
;
|
|
gpio_set_level(GPIO_PMIC_EN, 1);
|
|
|
|
/*
|
|
* Mask COMP_C fault. Meowth has the enable connected, but no PGOOD.
|
|
* Zoombini has the enable grounded, so it's fine to mask it for
|
|
* zoombini as well.
|
|
*/
|
|
if (i2c_write8(I2C_PORT_PMIC, PMIC_I2C_ADDR,
|
|
TPS650X30_REG_PWFAULT_MASK2, 1))
|
|
cprints(CC_SYSTEM, "failed to mask pwfault_mask2");
|
|
|
|
/*
|
|
* PGMASK1 : Mask VCCIO and 5V from Power Good Tree
|
|
* [7] : 1b MVCCIOPG is masked.
|
|
* [6] : 1b MV5APG is masked.
|
|
*/
|
|
if (i2c_write8(I2C_PORT_PMIC, PMIC_I2C_ADDR, TPS650X30_REG_PGMASK1,
|
|
((1 << 7) | (1 << 6))))
|
|
cprints(CC_SYSTEM, "PMIC init failed!");
|
|
else
|
|
cprints(CC_SYSTEM, "PMIC init'd");
|
|
}
|
|
DECLARE_HOOK(HOOK_INIT, board_pmic_init, HOOK_PRIO_INIT_I2C+1);
|
|
|
|
#ifdef BOARD_ZOOMBINI
|
|
static void board_kblight_init(void)
|
|
{
|
|
gpio_set_level(GPIO_KB_BL_EN, 1);
|
|
lm3630a_poweron();
|
|
}
|
|
DECLARE_HOOK(HOOK_CHIPSET_RESUME, board_kblight_init, HOOK_PRIO_DEFAULT);
|
|
|
|
static void board_kblight_stop(void)
|
|
{
|
|
lm3630a_poweroff();
|
|
gpio_set_level(GPIO_KB_BL_EN, 0);
|
|
}
|
|
DECLARE_HOOK(HOOK_CHIPSET_SUSPEND, board_kblight_stop, HOOK_PRIO_DEFAULT);
|
|
#endif /* defined(BOARD_ZOOMBINI) */
|
|
|
|
void board_reset_pd_mcu(void)
|
|
{
|
|
/* GPIO_USB_PD_RST_L resets all the TCPCs. */
|
|
gpio_set_level(GPIO_USB_PD_RST_L, 0);
|
|
msleep(10); /* TODO(aaboagye): Verify min hold time. */
|
|
gpio_set_level(GPIO_USB_PD_RST_L, 1);
|
|
}
|
|
|
|
int board_set_active_charge_port(int port)
|
|
{
|
|
int is_real_port = (port >= 0 &&
|
|
port < CONFIG_USB_PD_PORT_COUNT);
|
|
int i;
|
|
int rv;
|
|
|
|
if (!is_real_port && port != CHARGE_PORT_NONE)
|
|
return EC_ERROR_INVAL;
|
|
|
|
CPRINTS("New chg p%d", port);
|
|
|
|
if (port == CHARGE_PORT_NONE) {
|
|
/* Disable all ports. */
|
|
for (i = 0; i < ppc_cnt; i++) {
|
|
rv = ppc_vbus_sink_enable(i, 0);
|
|
if (rv) {
|
|
CPRINTS("Disabling p%d sink path failed.", i);
|
|
return rv;
|
|
}
|
|
}
|
|
|
|
return EC_SUCCESS;
|
|
}
|
|
|
|
/* Check if the port is sourcing VBUS. */
|
|
if (ppc_is_sourcing_vbus(port)) {
|
|
CPRINTF("Skip enable p%d", port);
|
|
return EC_ERROR_INVAL;
|
|
}
|
|
|
|
/*
|
|
* Turn off the other ports' sink path FETs, before enabling the
|
|
* requested charge port.
|
|
*/
|
|
for (i = 0; i < ppc_cnt; i++) {
|
|
if (i == port)
|
|
continue;
|
|
|
|
if (ppc_vbus_sink_enable(i, 0))
|
|
CPRINTS("p%d: sink path disable failed.", i);
|
|
}
|
|
|
|
/* Enable requested charge port. */
|
|
if (ppc_vbus_sink_enable(port, 1)) {
|
|
CPRINTS("p%d: sink path enable failed.");
|
|
return EC_ERROR_UNKNOWN;
|
|
}
|
|
|
|
return EC_SUCCESS;
|
|
}
|
|
|
|
void board_set_charge_limit(int port, int supplier, int charge_ma,
|
|
int max_ma, int charge_mv)
|
|
{
|
|
/*
|
|
* To protect the charge inductor, at voltages above 18V we should
|
|
* set the current limit to 2.7A.
|
|
*/
|
|
if (charge_mv > 18000)
|
|
charge_ma = MIN(2700, charge_ma);
|
|
|
|
charge_set_input_current_limit(MAX(charge_ma,
|
|
CONFIG_CHARGER_INPUT_CURRENT),
|
|
charge_mv);
|
|
}
|
|
|
|
uint16_t tcpc_get_alert_status(void)
|
|
{
|
|
uint16_t status = 0;
|
|
#ifdef BOARD_MEOWTH
|
|
int regval;
|
|
|
|
/*
|
|
* For Meowth, the interrupt line is shared between the TCPC and PPC.
|
|
* Therefore, go out and actually read the alert registers to report the
|
|
* alert status.
|
|
*/
|
|
if (!tcpc_read16(0, TCPC_REG_ALERT, ®val)) {
|
|
/* The TCPCI spec says to ignore bits 14:12. */
|
|
regval &= ~((1 << 14) | (1 << 13) | (1 << 12));
|
|
|
|
if (regval)
|
|
status |= PD_STATUS_TCPC_ALERT_0;
|
|
}
|
|
|
|
if (!tcpc_read16(1, TCPC_REG_ALERT, ®val)) {
|
|
/* TCPCI spec says to ignore bits 14:12. */
|
|
regval &= ~((1 << 14) | (1 << 13) | (1 << 12));
|
|
|
|
if (regval)
|
|
status |= PD_STATUS_TCPC_ALERT_1;
|
|
}
|
|
#else
|
|
if (!gpio_get_level(GPIO_USB_C0_PD_INT_L))
|
|
status |= PD_STATUS_TCPC_ALERT_0;
|
|
if (!gpio_get_level(GPIO_USB_C1_PD_INT_L))
|
|
status |= PD_STATUS_TCPC_ALERT_1;
|
|
if (!gpio_get_level(GPIO_USB_C2_PD_INT_L))
|
|
status |= PD_STATUS_TCPC_ALERT_2;
|
|
#endif /* defined(BOARD_ZOOMBINI) */
|
|
|
|
return status;
|
|
}
|
|
|
|
/* TODO(aaboagye): Remove if not needed later. */
|
|
static int command_tcpc_dump_reg(int argc, char **argv)
|
|
{
|
|
int port;
|
|
int regval;
|
|
int reg;
|
|
int rv;
|
|
|
|
if (argc < 2)
|
|
return EC_ERROR_PARAM_COUNT;
|
|
|
|
port = atoi(argv[1]);
|
|
|
|
if (port < 0 || port > 2)
|
|
return EC_ERROR_PARAM1;
|
|
|
|
/* Dump the regs for the queried TCPC port. */
|
|
regval = 0;
|
|
|
|
cflush();
|
|
ccprintf("TCPC %d reg dump:\n", port);
|
|
|
|
for (reg = 0; reg <= 0xff; reg++) {
|
|
regval = 0;
|
|
ccprintf("[0x%02x] = ", reg);
|
|
rv = tcpc_read(port, reg, ®val);
|
|
if (!rv)
|
|
ccprintf("0x%02x\n", regval);
|
|
else
|
|
ccprintf("ERR (%d)\n", rv);
|
|
cflush();
|
|
}
|
|
|
|
return EC_SUCCESS;
|
|
}
|
|
DECLARE_CONSOLE_COMMAND(tcpcdump, command_tcpc_dump_reg, "<port>",
|
|
"Dumps TCPCI regs 0-ff");
|