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board.c
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board.c
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/* Copyright 2017 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.
*/
/*
* Microchip Evaluation Board(EVB) with
* MEC1701H 144-pin processor card.
* EVB connected to Intel SKL RVP3 configured
* for eSPI with Kabylake silicon.
*/
#include "adc.h"
#include "adc_chip.h"
#include "als.h"
#include "bd99992gw.h"
#include "button.h"
#include "charge_state.h"
#include "charger.h"
#include "chipset.h"
#include "console.h"
#include "cypress5525.h"
#include "driver/als_opt3001.h"
#include "driver/accel_kionix.h"
#include "driver/accel_kx022.h"
#include "driver/accelgyro_bmi_common.h"
#include "driver/charger/isl9241.h"
#include "driver/tcpm/tcpci.h"
#include "extpower.h"
#include "fan.h"
#include "gpio_chip.h"
#include "gpio.h"
#include "hooks.h"
#include "host_command.h"
#include "i2c.h"
#include "i2c_slave.h"
#include "espi.h"
#include "lpc_chip.h"
#include "lpc.h"
#include "keyboard_scan.h"
#include "lid_switch.h"
#include "link_defs.h"
#include "math_util.h"
#include "motion_sense.h"
#include "motion_lid.h"
#include "pi3usb9281.h"
#include "peci.h"
#include "peci_customization.h"
#include "power.h"
#include "power_button.h"
#include "pwm.h"
#include "pwm_chip.h"
#include "spi.h"
#include "spi_chip.h"
#include "switch.h"
#include "system.h"
#include "task.h"
#include "temp_sensor.h"
#include "driver/temp_sensor/f75303.h"
#include "timer.h"
#include "uart.h"
#include "usb_charge.h"
#include "usb_mux.h"
#include "usb_pd.h"
#include "usb_pd_tcpm.h"
#include "util.h"
#include "espi.h"
#include "battery_smart.h"
#include "keyboard_scan.h"
#include "keyboard_8042.h"
#include "keyboard_8042_sharedlib.h"
#include "host_command_customization.h"
/* Console output macros */
#define CPUTS(outstr) cputs(CC_LPC, outstr)
#define CPRINTS(format, args...) cprints(CC_USBCHARGE, format, ## args)
#define CPRINTF(format, args...) cprintf(CC_USBCHARGE, format, ## args)
#ifdef CONFIG_BOARD_PRE_INIT
/*
* Used to enable JTAG debug during development.
* NOTE: If ARM Serial Wire Viewer not used then SWV pin can be
* be disabled and used for another purpose. Change mode to
* MCHP_JTAG_MODE_SWD.
* For low power idle testing enable GPIO060 as function 2(48MHZ_OUT)
* to check PLL is turning off in heavy sleep. Note, do not put GPIO060
* in gpio.inc
* GPIO060 is port 1 bit[16].
*/
void board_config_pre_init(void)
{
#ifdef CONFIG_CHIPSET_DEBUG
MCHP_EC_JTAG_EN = MCHP_JTAG_ENABLE + MCHP_JTAG_MODE_SWD_SWV;
#endif
#if defined(CONFIG_LOW_POWER_IDLE) && defined(CONFIG_MCHP_48MHZ_OUT)
gpio_set_alternate_function(1, 0x10000, 2);
#endif
/* Disable BGPO function */
MCHP_WEEK_TIMER_BGPO_POWER &= ~(BIT(0) | BIT(1) | BIT(2));
/* Make sure BPGO reset is RESET_SYS */
MCHP_WEEK_TIMER_BGPO_RESET &= ~(BIT(0) | BIT(1) | BIT(2));
}
#endif /* #ifdef CONFIG_BOARD_PRE_INIT */
/* Power signals list. Must match order of enum power_signal. */
const struct power_signal_info power_signal_list[] = {
[X86_SLP_S3_DEASSERTED] = {
SLP_S3_SIGNAL_L,
POWER_SIGNAL_ACTIVE_HIGH,
"SLP_S3_DEASSERTED",
},
[X86_SLP_S4_DEASSERTED] = {
SLP_S4_SIGNAL_L,
POWER_SIGNAL_ACTIVE_HIGH,
"SLP_S4_DEASSERTED",
},
[X86_SLP_S5_DEASSERTED] = {
SLP_S5_SIGNAL_L,
POWER_SIGNAL_ACTIVE_HIGH,
"SLP_S5_DEASSERTED",
},
[X86_SLP_SUS_DEASSERTED] = {
GPIO_PCH_SLP_SUS_L,
POWER_SIGNAL_ACTIVE_HIGH,
"SLP_SUS_DEASSERTED",
},
[X86_PWR_3V5V_PG] = {
GPIO_PWR_3V5V_PG,
POWER_SIGNAL_ACTIVE_HIGH,
"PWR_3V5V_PG",
},
[X86_VCCIN_AUX_VR_PG] = {
GPIO_VCCIN_AUX_VR_PG,
POWER_SIGNAL_ACTIVE_HIGH,
"VCCIN_AUX_VR_PG",
},
[X86_VR_PWRGD] = {
GPIO_VR_PWRGD,
POWER_SIGNAL_ACTIVE_HIGH,
"VR_PWRGD",
}
};
BUILD_ASSERT(ARRAY_SIZE(power_signal_list) == POWER_SIGNAL_COUNT);
const struct pwm_t pwm_channels[] = {
[PWM_CH_FAN] = {
.channel = 0,
.flags = PWM_CONFIG_OPEN_DRAIN,
},
[PWM_CH_KBL] = {
.channel = 4,
.flags = PWM_CONFIG_DSLEEP | PWM_CONFIG_ALT_CLOCK,
},
[PWM_CH_DB0_LED_RED] = {
.channel = 5,
.flags = PWM_CONFIG_DSLEEP,
},
[PWM_CH_DB0_LED_GREEN] = {
.channel = 6,
.flags = PWM_CONFIG_DSLEEP,
},
[PWM_CH_DB0_LED_BLUE] = {
.channel = 7,
.flags = PWM_CONFIG_DSLEEP,
},
[PWM_CH_DB1_LED_RED] = {
.channel = 1,
.flags = PWM_CONFIG_DSLEEP,
},
[PWM_CH_DB1_LED_GREEN] = {
.channel = 3,
.flags = PWM_CONFIG_DSLEEP,
},
[PWM_CH_DB1_LED_BLUE] = {
.channel = 8,
.flags = PWM_CONFIG_DSLEEP,
},
[PWM_CH_FPR_LED_RED] = {
.channel = (MCHP_PWM_ID_MAX+0),
.flags = PWM_CONFIG_DSLEEP,
},
[PWM_CH_FPR_LED_GREEN] = {
.channel = (MCHP_PWM_ID_MAX+1),
.flags = PWM_CONFIG_DSLEEP,
},
[PWM_CH_FPR_LED_BLUE] = {
.channel = (MCHP_PWM_ID_MAX+2),
.flags = PWM_CONFIG_DSLEEP,
},
};
BUILD_ASSERT(ARRAY_SIZE(pwm_channels) == PWM_CH_COUNT);
void reconfigure_kbbl_pwm_frquency(void)
{
int active_low = pwm_channels[PWM_CH_KBL].flags & PWM_CONFIG_ACTIVE_LOW;
int clock_low = pwm_channels[PWM_CH_KBL].flags & PWM_CONFIG_ALT_CLOCK;
pwm_slp_en(pwm_channels[PWM_CH_KBL].channel, 0);
MCHP_PWM_CFG(pwm_channels[PWM_CH_KBL].channel) = (3 << 3) | /* Pre-divider = 4 */
(active_low ? BIT(2) : 0) |
(clock_low ? BIT(1) : 0);
pwm_set_duty(PWM_CH_KBL, 0);
CPRINTS("reconfigure kbbl complete.");
}
#ifdef HAS_TASK_PDCMD
/* Exchange status with PD MCU. */
static void pd_mcu_interrupt(enum gpio_signal signal)
{
/* Exchange status with PD MCU to determine interrupt cause */
host_command_pd_send_status(0);
}
#endif
#include "gpio_list.h"
/* ADC channels
* name, factor multiplier, factor divider, shift, channel
*/
const struct adc_t adc_channels[] = {
[ADC_I_ADP] = {"I_ADP", 3300, 4096, 0, 0},
[ADC_I_SYS] = {"I_SYS", 3300, 4096, 0, 1},
[ADC_VCIN1_BATT_TEMP] = {"BATT_PRESENT", 3300, 4096, 0, 2},
[ADC_TP_BOARD_ID] = {"TP_BID", 3300, 4096, 0, 3},
[ADC_AD_BID] = {"AD_BID", 3300, 4096, 0, 4},
[ADC_AUDIO_BOARD_ID] = {"AUDIO_BID", 3300, 4096, 0, 5},
[ADC_PROCHOT_L] = {"PROCHOT_L", 3300, 4096, 0, 6}
};
BUILD_ASSERT(ARRAY_SIZE(adc_channels) == ADC_CH_COUNT);
/*
* MCHP EVB connected to KBL RVP3
*/
const struct i2c_port_t i2c_ports[] = {
{"batt", MCHP_I2C_PORT1, 100, GPIO_I2C_1_SDA, GPIO_I2C_1_SCL},
{"touchpd", MCHP_I2C_PORT2, 100, GPIO_I2C_2_SDA, GPIO_I2C_2_SCL},
{"sensors", MCHP_I2C_PORT3, 100, GPIO_I2C_3_SDA, GPIO_I2C_3_SCL},
{"pd", MCHP_I2C_PORT6, 400, GPIO_I2C_6_SDA, GPIO_I2C_6_SCL},
{"pch", MCHP_I2C_PORT0, 400, GPIO_I2C_0_SDA, GPIO_I2C_0_SCL},
};
const unsigned int i2c_ports_used = ARRAY_SIZE(i2c_ports);
/*
* Map ports to controller.
* Ports may map to the same controller.
*/
const uint16_t i2c_port_to_ctrl[I2C_PORT_COUNT] = {
(MCHP_I2C_CTRL0 << 8) + MCHP_I2C_PORT6,
(MCHP_I2C_CTRL1 << 8) + MCHP_I2C_PORT1,
(MCHP_I2C_CTRL1 << 8) + MCHP_I2C_PORT3,
(MCHP_I2C_CTRL4 << 8) + MCHP_I2C_PORT2,
(MCHP_I2C_CTRL3 << 8) + MCHP_I2C_PORT0,
};
/*
* default to I2C0 because callers may not check
* return value if we returned an error code.
*/
int board_i2c_p2c(int port)
{
int i;
for (i = 0; i < I2C_PORT_COUNT; i++)
if ((i2c_port_to_ctrl[i] & 0xFF) == port)
return (int)(i2c_port_to_ctrl[i] >> 8);
return -1;
}
const struct i2c_slv_port_t i2c_slv_ports[] = {
{"pch", MCHP_I2C_PORT0, 0x50}
};
const unsigned int i2c_slvs_used = ARRAY_SIZE(i2c_slv_ports);
/* SPI devices */
const struct spi_device_t spi_devices[] = {
{ QMSPI0_PORT, 4, GPIO_QMSPI_CS0},
#if defined(CONFIG_SPI_ACCEL_PORT)
{ GPSPI0_PORT, 2, GPIO_SPI0_CS0 },
#endif
};
const unsigned int spi_devices_used = ARRAY_SIZE(spi_devices);
const enum gpio_signal hibernate_wake_pins[] = {
GPIO_LID_OPEN,
GPIO_POWER_BUTTON_L,
GPIO_AC_PRESENT,
GPIO_ON_OFF_BTN_L,
};
const int hibernate_wake_pins_used = ARRAY_SIZE(hibernate_wake_pins);
/*
* Deep sleep support, called by chip level.
*/
#if defined(CONFIG_LOW_POWER_IDLE) && defined(CONFIG_BOARD_DEEP_SLEEP)
/*
* Perform any board level prepare for sleep actions.
* For example, disabling pin/pads to further reduce
* current during sleep.
*/
void board_prepare_for_deep_sleep(void)
{
#if defined(CONFIG_GPIO_POWER_DOWN) && \
defined(CONFIG_MCHP_DEEP_SLP_GPIO_PWR_DOWN)
gpio_power_down_module(MODULE_SPI_FLASH);
gpio_power_down_module(MODULE_SPI_MASTER);
gpio_power_down_module(MODULE_I2C);
/* powering down keyscan is causing an issue with keyscan task
* probably due to spurious interrupts on keyscan pins.
* gpio_config_module(MODULE_KEYBOARD_SCAN, 0);
*/
#ifndef CONFIG_POWER_S0IX
gpio_power_down_module(MODULE_LPC);
#endif
#endif
}
/*
* Perform any board level resume from sleep actions.
* For example, re-enabling pins powered off in
* board_prepare_for_deep_sleep().
*/
void board_resume_from_deep_sleep(void)
{
#if defined(CONFIG_GPIO_POWER_DOWN) && \
defined(CONFIG_MCHP_DEEP_SLP_GPIO_PWR_DOWN)
#ifndef CONFIG_POWER_S0IX
gpio_config_module(MODULE_LPC, 1);
#endif
/* gpio_config_module(MODULE_KEYBOARD_SCAN, 1); */
gpio_config_module(MODULE_SPI_FLASH, 1);
gpio_config_module(MODULE_SPI_MASTER, 1);
gpio_config_module(MODULE_I2C, 1);
#endif
}
#endif
/**
* Reset PD MCU
*/
void board_reset_pd_mcu(void)
{
}
static int power_button_pressed_on_boot;
int poweron_reason_powerbtn(void)
{
return power_button_pressed_on_boot;
}
static void vci_init(void)
{
if (MCHP_VCI_NEGEDGE_DETECT & (BIT(0) | BIT(1))) {
MCHP_VCI_NEGEDGE_DETECT = BIT(0) | BIT(1);
MCHP_VCI_POSEDGE_DETECT = BIT(0) | BIT(1);
power_button_pressed_on_boot = 1;
}
/**
* Switch VCI control from VCI_OUT to GPIO Pin Control
* These have to be done in sequence to prevent glitching
* the output pin
*/
MCHP_VCI_REGISTER |= MCHP_VCI_REGISTER_FW_CNTRL;
MCHP_VCI_REGISTER |= MCHP_VCI_REGISTER_FW_EXT;
/**
* only enable input for fp, powerbutton for now
* enable BIT 2 for chassis open
*/
MCHP_VCI_INPUT_ENABLE = BIT(0) | BIT(1);
MCHP_VCI_BUFFER_EN = BIT(0) | BIT(1) | BIT(2);
}
DECLARE_HOOK(HOOK_INIT, vci_init, HOOK_PRIO_FIRST);
/**
* We should really really use mchp/system.c hibernate function.
* however for now the EE design does not allow us to keep the EC on
* without also keeping on the 5v3v ALW supplies, so we just wack
* power to ourselves.
*/
static void board_power_off_deferred(void)
{
int i;
/* Disable interrupts */
interrupt_disable();
for (i = 0; i < MCHP_IRQ_MAX; ++i) {
task_disable_irq(i);
task_clear_pending_irq(i);
}
MCHP_VCI_NEGEDGE_DETECT = BIT(0) | BIT(1);
MCHP_VCI_POSEDGE_DETECT = BIT(0) | BIT(1);
gpio_set_level(GPIO_VS_ON, 0);
MCHP_VCI_REGISTER &= ~(MCHP_VCI_REGISTER_FW_CNTRL + MCHP_VCI_REGISTER_FW_EXT);
/* Wait for power rails to die */
while (1)
;
}
DECLARE_DEFERRED(board_power_off_deferred);
void board_power_off(void)
{
CPRINTS("Shutting down system in 30 seconds!");
hook_call_deferred(&board_power_off_deferred_data, 30000 * MSEC);
}
void cancel_board_power_off(void)
{
CPRINTS("Cancel shutdown");
hook_call_deferred(&board_power_off_deferred_data, -1);
}
static int cmd_ecoff(int argc, char **argv)
{
board_power_off_deferred();
return EC_SUCCESS;
}
DECLARE_CONSOLE_COMMAND(ecoff, cmd_ecoff,
"ecoff",
"hard power off system now");
/**
* Notify PCH of the AC presence.
*/
static void board_extpower(void)
{
gpio_set_level(GPIO_AC_PRESENT_OUT, extpower_is_present());
if (chipset_in_state(CHIPSET_STATE_HARD_OFF)) {
/* if AC disconnected, need to power_off EC_ON */
if (!extpower_is_present())
board_power_off();
else
cancel_board_power_off();
}
if (chipset_in_state(CHIPSET_STATE_ANY_OFF) &&
extpower_is_present() && ac_boot_status()) {
CPRINTS("Power on from boot on AC present");
power_button_simulate_press();
}
}
DECLARE_HOOK(HOOK_AC_CHANGE, board_extpower, HOOK_PRIO_DEFAULT);
int ac_boot_status(void)
{
return (*host_get_customer_memmap(0x48) & BIT(0)) ? true : false;
}
static uint8_t chassis_vtr_open_count;
static uint8_t chassis_open_count;
static void check_chassis_open(int init)
{
if (MCHP_VCI_NEGEDGE_DETECT & BIT(2)) {
MCHP_VCI_POSEDGE_DETECT = BIT(2);
MCHP_VCI_NEGEDGE_DETECT = BIT(2);
system_set_bbram(STSTEM_BBRAM_IDX_CHASSIS_WAS_OPEN, 1);
if (init) {
system_get_bbram(STSTEM_BBRAM_IDX_CHASSIS_VTR_OPEN,
&chassis_vtr_open_count);
if (chassis_vtr_open_count < 0xFF)
system_set_bbram(STSTEM_BBRAM_IDX_CHASSIS_VTR_OPEN,
++chassis_vtr_open_count);
} else {
system_get_bbram(SYSTEM_BBRAM_IDX_CHASSIS_TOTAL,
&chassis_open_count);
if (chassis_open_count < 0xFF)
system_set_bbram(SYSTEM_BBRAM_IDX_CHASSIS_TOTAL,
++chassis_open_count);
}
CPRINTF("Chassis was open");
}
}
void charge_psys_onoff(uint8_t enable)
{
int control0 = 0x0000;
int control1 = 0x0000;
int control4 = 0x0000;
int data = 0x0000;
if (i2c_read16(I2C_PORT_CHARGER, ISL9241_ADDR_FLAGS,
ISL9241_REG_CONTROL1, &control1)) {
CPRINTS("read charger control1 fail");
}
if (enable) {
control0 &= ~ISL9241_CONTROL0_NGATE;
control1 &= ~(ISL9241_CONTROL1_IMON | ISL9241_CONTROL1_BGATE);
control1 |= ISL9241_CONTROL1_PSYS;
control4 &= ~ISL9241_CONTROL4_GP_COMPARATOR;
data = 0x0B00;
CPRINTS("Power saving disable");
} else {
control0 |= ISL9241_CONTROL0_NGATE;
control1 |= (ISL9241_CONTROL1_IMON | ISL9241_CONTROL1_BGATE);
control1 &= ~ISL9241_CONTROL1_PSYS;
control4 |= ISL9241_CONTROL4_GP_COMPARATOR;
data = 0x0000;
CPRINTS("Power saving enable");
}
if (i2c_write16(I2C_PORT_CHARGER, ISL9241_ADDR_FLAGS,
ISL9241_REG_ACOK_REFERENCE, data)) {
CPRINTS("Update charger ACOK reference fail");
}
if (i2c_write16(I2C_PORT_CHARGER, ISL9241_ADDR_FLAGS,
ISL9241_REG_CONTROL0, control0)) {
CPRINTS("Update charger control0 fail");
}
if (i2c_write16(I2C_PORT_CHARGER, ISL9241_ADDR_FLAGS,
ISL9241_REG_CONTROL1, control1)) {
CPRINTS("Update charger control1 fail");
}
if (i2c_write16(I2C_PORT_CHARGER, ISL9241_ADDR_FLAGS,
ISL9241_REG_CONTROL4, control4)) {
CPRINTS("Update charger control4 fail");
}
}
/* Initialize board. */
static void board_init(void)
{
int version = board_get_version();
uint8_t memcap;
if (version > 6)
gpio_set_flags(GPIO_EN_INVPWR, GPIO_OUT_LOW);
system_get_bbram(SYSTEM_BBRAM_IDX_AC_BOOT, &memcap);
if (memcap && !ac_boot_status())
*host_get_customer_memmap(0x48) = (memcap & BIT(0));
check_chassis_open(1);
gpio_enable_interrupt(GPIO_SOC_ENBKL);
gpio_enable_interrupt(GPIO_ON_OFF_BTN_L);
reconfigure_kbbl_pwm_frquency();
}
DECLARE_HOOK(HOOK_INIT, board_init, HOOK_PRIO_DEFAULT + 1);
/* Called on AP S5 -> S3 transition */
static void board_chipset_startup(void)
{
int version = board_get_version();
CPRINTS("HOOK_CHIPSET_STARTUP - called board_chipset_startup");
if (version > 6)
gpio_set_level(GPIO_EN_INVPWR, 1);
charge_psys_onoff(1);
}
DECLARE_HOOK(HOOK_CHIPSET_STARTUP,
board_chipset_startup,
HOOK_PRIO_DEFAULT);
/* Called on AP S3 -> S5 transition */
static void board_chipset_shutdown(void)
{
int version = board_get_version();
CPRINTS(" HOOK_CHIPSET_SHUTDOWN board_chipset_shutdown");
#ifdef CONFIG_EMI_REGION1
lpc_set_host_event_mask(LPC_HOST_EVENT_SCI, 0);
#endif
if (version > 6)
gpio_set_level(GPIO_EN_INVPWR, 0);
charge_psys_onoff(0);
}
DECLARE_HOOK(HOOK_CHIPSET_SHUTDOWN,
board_chipset_shutdown,
HOOK_PRIO_DEFAULT);
/* Called on AP S3 -> S0 transition */
static void board_chipset_resume(void)
{
CPRINTS("HOOK_CHIPSET_RESUME");
/*gpio_set_level(GPIO_ENABLE_BACKLIGHT, 1);*/
gpio_set_level(GPIO_EC_MUTE_L, 1);
gpio_set_level(GPIO_CAM_EN, 1);
}
DECLARE_HOOK(HOOK_CHIPSET_RESUME, board_chipset_resume,
MOTION_SENSE_HOOK_PRIO-1);
/* Called on AP S0 -> S3 transition */
static void board_chipset_suspend(void)
{
CPRINTS("HOOK_CHIPSET_SUSPEND");
/*gpio_set_level(GPIO_ENABLE_BACKLIGHT, 0);*/
if (power_get_state() == POWER_S0S3) {
gpio_set_level(GPIO_EC_MUTE_L, 0);
gpio_set_level(GPIO_CAM_EN, 0);
}
}
DECLARE_HOOK(HOOK_CHIPSET_SUSPEND,
board_chipset_suspend,
HOOK_PRIO_DEFAULT);
void board_hibernate(void)
{
board_power_off_deferred();
}
void board_hibernate_late(void)
{
/* put host chipset into reset */
gpio_set_level(GPIO_SYS_RESET_L, 0);
}
/* according to Panel team suggest, delay 60ms to meet spec */
static void bkoff_on_deferred(void)
{
gpio_set_level(GPIO_EC_BKOFF_L, 1);
}
DECLARE_DEFERRED(bkoff_on_deferred);
void soc_signal_interrupt(enum gpio_signal signal)
{
/* TODO: EC BKOFF signal is related soc enable panel siganl */
if (gpio_get_level(GPIO_SOC_ENBKL))
hook_call_deferred(&bkoff_on_deferred_data, 60 * MSEC);
else
gpio_set_level(GPIO_EC_BKOFF_L, 0);
}
void chassis_control_interrupt(enum gpio_signal signal)
{
/* TODO: implement c cover open/close behavior
* When c cover close, drop the EC_ON to tune off EC power
*/
}
struct {
enum hx20_board_version version;
int thresh_mv;
} const hx20_board_versions[] = {
/* Vin = 3.3V, Ideal voltage */
{ BOARD_VERSION_0, 203 }, /* 100 mV, 0 Kohm - Unused */
{ BOARD_VERSION_1, 409 }, /* 310 mV, Kohm - Unused */
{ BOARD_VERSION_2, 615 }, /* 520 mV, Kohm - Unused */
{ BOARD_VERSION_3, 821 }, /* 720 mV, Kohm - Unused */
{ BOARD_VERSION_4, 1028}, /* 930 mV, Kohm - EVT1 */
{ BOARD_VERSION_5, 1234 }, /* 1130 mV, Kohm - DVT1 Vpro */
{ BOARD_VERSION_6, 1440 }, /* 1340 mV, Kohm - DVT1 Non Vpro */
{ BOARD_VERSION_7, 1646 }, /* 1550 mV, Kohm - DVT2 Vpro */
{ BOARD_VERSION_8, 1853 }, /* 1750 mV, Kohm - DVT2 Non Vpro */
{ BOARD_VERSION_9, 2059 }, /* 1960 mV, Kohm - PVT Vpro */
{ BOARD_VERSION_10, 2265 }, /* 2170 mV, Kohm - PVT Non Vpro */
{ BOARD_VERSION_11, 2471 }, /* 2370 mV, Kohm - MP Vpro */
{ BOARD_VERSION_12, 2678 }, /* 2580 mV, Kohm - MP Non Vpro */
{ BOARD_VERSION_13, 2884 }, /* 2780 mV, Kohm */
{ BOARD_VERSION_14, 3090 }, /* 2990 mV, Kohm */
{ BOARD_VERSION_15, 3300 }, /* 3300 mV, Kohm */
};
BUILD_ASSERT(ARRAY_SIZE(hx20_board_versions) == BOARD_VERSION_COUNT);
int get_hardware_id(enum adc_channel channel)
{
int version = BOARD_VERSION_UNKNOWN;
int mv;
int i;
mv = adc_read_channel(ADC_AD_BID);
if (mv == ADC_READ_ERROR)
return BOARD_VERSION_UNKNOWN;
for (i = 0; i < BOARD_VERSION_COUNT; i++)
if (mv < hx20_board_versions[i].thresh_mv) {
version = hx20_board_versions[i].version;
return version;
}
return version;
}
int board_get_version(void)
{
static int version = BOARD_VERSION_UNKNOWN;
if (version != BOARD_VERSION_UNKNOWN)
return version;
version = get_hardware_id(ADC_AD_BID);
return version;
}
/* Keyboard scan setting */
struct keyboard_scan_config keyscan_config = {
/*
* F3 key scan cycle completed but scan input is not
* charging to logic high when EC start scan next
* column for "T" key, so we set .output_settle_us
* to 80us from 50us.
*/
.output_settle_us = 80,
.debounce_down_us = 20 * MSEC,
.debounce_up_us = 30 * MSEC,
.scan_period_us = 3 * MSEC,
.min_post_scan_delay_us = 1000,
.poll_timeout_us = 100 * MSEC,
.actual_key_mask = {
0xff, 0xff, 0xff, 0x03, 0xff, 0xff, 0xff,
0xff, 0xff, 0x03, 0xff, 0xff, 0x03, 0xff, 0xff, 0xef /* full set */
},
};
/* Charger chips */
const struct charger_config_t chg_chips[] = {
{
.i2c_port = I2C_PORT_CHARGER,
.i2c_addr_flags = ISL9241_ADDR_FLAGS,
.drv = &isl9241_drv,
},
};
#ifdef CONFIG_CHARGER_CUSTOMER_SETTING
static void charger_chips_init(void);
void charger_chips_init_retry(void)
{
charger_chips_init();
}
DECLARE_DEFERRED(charger_chips_init_retry);
static void charger_chips_init(void)
{
/* Battery present need ADC function ready, so change the initail priority
* after ADC
*/
int chip;
uint16_t val = 0x0000; /*default ac setting */
uint32_t data = 0;
/*In our case the EC can boot before the charger has power so
* check if the charger is responsive before we try to init it */
if (i2c_read16(I2C_PORT_CHARGER, ISL9241_ADDR_FLAGS,
ISL9241_REG_ACOK_REFERENCE, &data) != EC_SUCCESS) {
CPRINTS("Retry Charger init");
hook_call_deferred(&charger_chips_init_retry_data, 100*MSEC);
return;
}
for (chip = 0; chip < board_get_charger_chip_count(); chip++) {
if (chg_chips[chip].drv->init)
chg_chips[chip].drv->init(chip);
}
if (i2c_write16(I2C_PORT_CHARGER, ISL9241_ADDR_FLAGS,
ISL9241_REG_CONTROL2, ISL9241_CONTROL2_TRICKLE_CHG_CURR_128 |
ISL9241_CONTROL2_GENERAL_PURPOSE_COMPARATOR |
ISL9241_CONTROL2_PROCHOT_DEBOUNCE_1000))
goto init_fail;
if (i2c_write16(I2C_PORT_CHARGER, ISL9241_ADDR_FLAGS,
ISL9241_REG_CONTROL3, ISL9241_CONTROL3_PSYS_GAIN |
ISL9241_CONTROL3_ACLIM_RELOAD))
goto init_fail;
if (i2c_write16(I2C_PORT_CHARGER, ISL9241_ADDR_FLAGS,
ISL9241_REG_CONTROL0, 0x0000))
goto init_fail;
val = ISL9241_CONTROL1_PROCHOT_REF_6800 | ISL9241_CONTROL1_SWITCH_FREQ;
if (i2c_write16(I2C_PORT_CHARGER, ISL9241_ADDR_FLAGS,
ISL9241_REG_CONTROL1, val))
goto init_fail;
/* according to Power team suggest, Set ACOK reference to 4.544V */
if (i2c_write16(I2C_PORT_CHARGER, ISL9241_ADDR_FLAGS,
ISL9241_REG_ACOK_REFERENCE, 0x0B00))
goto init_fail;
cypd_charger_init_complete();
return;
init_fail:
CPRINTF("ISL9241 customer init failed!");
}
DECLARE_HOOK(HOOK_INIT, charger_chips_init, HOOK_PRIO_INIT_ADC + 1);
void charger_update(void)
{
static int pre_ac_state;
static int pre_dc_state;
uint16_t val = 0x0000;
if (pre_ac_state != extpower_is_present() ||
pre_dc_state != battery_is_present())
{
CPRINTS("update charger!!");
val = ISL9241_CONTROL1_PROCHOT_REF_6800 |
ISL9241_CONTROL1_SWITCH_FREQ;
if (i2c_write16(I2C_PORT_CHARGER, ISL9241_ADDR_FLAGS,
ISL9241_REG_CONTROL1, val)) {
CPRINTS("Update charger control1 fail");
}
/* Set DC prochot to 6.912A */
if (i2c_write16(I2C_PORT_CHARGER, ISL9241_ADDR_FLAGS,
ISL9241_REG_DC_PROCHOT, 0x1B00))
CPRINTS("Update DC prochot fail");
pre_ac_state = extpower_is_present();
pre_dc_state = battery_is_present();
}
}
DECLARE_HOOK(HOOK_AC_CHANGE, charger_update, HOOK_PRIO_DEFAULT);
DECLARE_HOOK(HOOK_BATTERY_SOC_CHANGE, charger_update, HOOK_PRIO_DEFAULT);
#endif
const struct temp_sensor_t temp_sensors[] = {
[TEMP_SENSOR_LOCAL] = {
.name = "F75303_Local",
.type = TEMP_SENSOR_TYPE_BOARD,
.read = f75303_get_val,
.idx = F75303_IDX_LOCAL
},
[TEMP_SENSOR_CPU] = {
.name = "F75303_CPU",
.type = TEMP_SENSOR_TYPE_CPU,
.read = f75303_get_val,
.idx = F75303_IDX_REMOTE2
},
[TEMP_SENSOR_DDR] = {
.name = "F75303_DDR",
.type = TEMP_SENSOR_TYPE_BOARD,
.read = f75303_get_val,
.idx = F75303_IDX_REMOTE1
},
[TEMP_SENSOR_BATTERY] = {
.name = "Battery",
.type = TEMP_SENSOR_TYPE_BATTERY,
.read = charge_get_battery_temp,
.idx = 0
},
#ifdef CONFIG_PECI
[TEMP_SENSOR_PECI] = {
.name = "PECI",
.type = TEMP_SENSOR_TYPE_CPU,
.read = peci_temp_sensor_get_val,
.idx = 0,
},
#endif /* CONFIG_PECI */
};
BUILD_ASSERT(ARRAY_SIZE(temp_sensors) == TEMP_SENSOR_COUNT);
#ifdef CONFIG_FANS
/******************************************************************************/
/* Physical fans. These are logically separate from pwm_channels. */
const struct fan_conf fan_conf_0 = {
.flags = FAN_USE_RPM_MODE,
.ch = 0, /* Use MFT id to control fan */
.pgood_gpio = GPIO_PWR_3V5V_PG,
.enable_gpio = -1,
};
/* Default */
const struct fan_rpm fan_rpm_0 = {
.rpm_min = 1800,
.rpm_start = 1800,
.rpm_max = 6800, /* Todo: Derate by -7% so all units have same performance */
};
const struct fan_t fans[FAN_CH_COUNT] = {
[FAN_CH_0] = {
.conf = &fan_conf_0,
.rpm = &fan_rpm_0,
},
};
/*
* Inductor limits - used for both charger and regulator
*
* Need to use the lower of the charger IC, regulator, and the inductors
*
* Charger max recommended temperature 100C, max absolute temperature 125C
* ISL9241 regulator: operating range -40 C to 125 C
*
* Inductors: limit of ?C
* PCB: limit is 80c
*/
static const struct ec_thermal_config thermal_inductor_local = {
.temp_host = {
[EC_TEMP_THRESH_WARN] = 0,
[EC_TEMP_THRESH_HIGH] = C_TO_K(88),
[EC_TEMP_THRESH_HALT] = C_TO_K(98),
},
.temp_host_release = {
[EC_TEMP_THRESH_WARN] = 0,
[EC_TEMP_THRESH_HIGH] = C_TO_K(68),
[EC_TEMP_THRESH_HALT] = 0,
},
.temp_fan_off = C_TO_K(40),
.temp_fan_max = C_TO_K(62),
};
static const struct ec_thermal_config thermal_inductor_cpu = {
.temp_host = {
[EC_TEMP_THRESH_WARN] = 0,
[EC_TEMP_THRESH_HIGH] = C_TO_K(88),
[EC_TEMP_THRESH_HALT] = C_TO_K(98),
},
.temp_host_release = {
[EC_TEMP_THRESH_WARN] = 0,
[EC_TEMP_THRESH_HIGH] = C_TO_K(68),
[EC_TEMP_THRESH_HALT] = 0,
},
.temp_fan_off = C_TO_K(40),
.temp_fan_max = C_TO_K(69),
};
static const struct ec_thermal_config thermal_inductor_ddr = {
.temp_host = {
[EC_TEMP_THRESH_WARN] = 0,
[EC_TEMP_THRESH_HIGH] = C_TO_K(87),
[EC_TEMP_THRESH_HALT] = C_TO_K(97),
},
.temp_host_release = {
[EC_TEMP_THRESH_WARN] = 0,
[EC_TEMP_THRESH_HIGH] = C_TO_K(67),
[EC_TEMP_THRESH_HALT] = 0,
},
.temp_fan_off = C_TO_K(40),
.temp_fan_max = C_TO_K(62),
};
static const struct ec_thermal_config thermal_battery = {
.temp_host = {
[EC_TEMP_THRESH_WARN] = 0,
[EC_TEMP_THRESH_HIGH] = C_TO_K(50),
[EC_TEMP_THRESH_HALT] = C_TO_K(60),
},
.temp_host_release = {
[EC_TEMP_THRESH_WARN] = 0,
[EC_TEMP_THRESH_HIGH] = C_TO_K(40),
[EC_TEMP_THRESH_HALT] = 0,
},
.temp_fan_off = C_TO_K(40),
.temp_fan_max = C_TO_K(50),
};
#ifdef CONFIG_PECI
static const struct ec_thermal_config thermal_cpu = {
.temp_host = {
[EC_TEMP_THRESH_WARN] = C_TO_K(95),
[EC_TEMP_THRESH_HIGH] = C_TO_K(103),
[EC_TEMP_THRESH_HALT] = C_TO_K(105),
},
.temp_host_release = {
[EC_TEMP_THRESH_WARN] = 0,