flapjack: Fork board.h/board.c from kukui

BUG=none
BRANCH=none
TEST=BOOTBLOCK=... make BOARD=flapjack -j flash_ec; and see AP boots.

Change-Id: Ieea89948598e51d8d4623c9d761d8ef8e7c546b2
Signed-off-by: Kaka Ni <nigang@huaqin.corp-partner.google.com>
Reviewed-on: https://chromium-review.googlesource.com/1445956
Reviewed-by: Nick Sanders <nsanders@chromium.org>

1 files changed, 425 insertions, 1 deletions

diff --git a/board/flapjack/board.c b/board/flapjack/board.c
index 02dd2b5596..dd6e3d9337 120000..100644
--- a/board/flapjack/board.c
+++ b/board/flapjack/board.c
@@ -1 +1,425 @@
-../kukui/board.c
\ No newline at end of file
+/* Copyright 2018 The Chromium OS Authors. All rights reserved.
+ * Use of this source code is governed by a BSD-style license that can be
+ * found in the LICENSE file.
+ */
+
+#include "adc.h"
+#include "adc_chip.h"
+#include "backlight.h"
+#include "button.h"
+#include "charge_manager.h"
+#include "charge_state.h"
+#include "charger.h"
+#include "chipset.h"
+#include "common.h"
+#include "console.h"
+#include "driver/accelgyro_bmi160.h"
+#include "driver/battery/max17055.h"
+#include "driver/charger/rt946x.h"
+#include "driver/sync.h"
+#include "driver/tcpm/mt6370.h"
+#include "driver/temp_sensor/tmp432.h"
+#include "ec_commands.h"
+#include "extpower.h"
+#include "gpio.h"
+#include "hooks.h"
+#include "host_command.h"
+#include "i2c.h"
+#include "power.h"
+#include "power_button.h"
+#include "pwm.h"
+#include "pwm_chip.h"
+#include "registers.h"
+#include "spi.h"
+#include "switch.h"
+#include "system.h"
+#include "task.h"
+#include "tcpm.h"
+#include "temp_sensor.h"
+#include "temp_sensor_chip.h"
+#include "thermal.h"
+#include "timer.h"
+#include "usb_charge.h"
+#include "usb_mux.h"
+#include "usb_pd_tcpm.h"
+#include "util.h"
+
+#define CPRINTS(format, args...) cprints(CC_USBCHARGE, format, ## args)
+#define CPRINTF(format, args...) cprintf(CC_USBCHARGE, format, ## args)
+
+static void tcpc_alert_event(enum gpio_signal signal)
+{
+	schedule_deferred_pd_interrupt(0 /* port */);
+}
+
+static void hall_interrupt(enum gpio_signal signal)
+{
+	/* TODO(b/111378000): Implement hall_interrupt */
+}
+
+static void gauge_interrupt(enum gpio_signal signal)
+{
+	task_wake(TASK_ID_CHARGER);
+}
+
+#include "gpio_list.h"
+
+/******************************************************************************/
+/* ADC channels. Must be in the exactly same order as in enum adc_channel. */
+const struct adc_t adc_channels[] = {
+	[ADC_BOARD_ID] = {"BOARD_ID", 3300, 4096, 0, STM32_AIN(10)},
+#if BOARD_REV >= 2
+	[ADC_EC_SKU_ID] = {"EC_SKU_ID", 3300, 4096, 0, STM32_AIN(8)},
+	[ADC_BATT_ID] = {"BATT_ID", 3300, 4096, 0, STM32_AIN(7)},
+	[ADC_USBC_THERM] = {"USBC_THERM", 3300, 4096, 0, STM32_AIN(14)},
+	[ADC_POGO_ADC_INT_L] = {"POGO_ADC_INT_L", 3300, 4096, 0, STM32_AIN(6)},
+#endif
+};
+BUILD_ASSERT(ARRAY_SIZE(adc_channels) == ADC_CH_COUNT);
+
+/******************************************************************************/
+/* I2C ports */
+const struct i2c_port_t i2c_ports[] = {
+	{"charger",   I2C_PORT_CHARGER,   400, GPIO_I2C1_SCL, GPIO_I2C1_SDA},
+	{"tcpc0",     I2C_PORT_TCPC0,     400, GPIO_I2C1_SCL, GPIO_I2C1_SDA},
+	{"battery",   I2C_PORT_BATTERY,   400, GPIO_I2C2_SCL, GPIO_I2C2_SDA},
+	{"accelgyro", I2C_PORT_ACCEL,     400, GPIO_I2C2_SCL, GPIO_I2C2_SDA},
+};
+const unsigned int i2c_ports_used = ARRAY_SIZE(i2c_ports);
+
+/* power signal list.  Must match order of enum power_signal. */
+const struct power_signal_info power_signal_list[] = {
+	{GPIO_AP_IN_SLEEP_L,   POWER_SIGNAL_ACTIVE_LOW,  "AP_IN_S3_L"},
+	{GPIO_PMIC_EC_RESETB,  POWER_SIGNAL_ACTIVE_HIGH, "PMIC_PWR_GOOD"},
+};
+BUILD_ASSERT(ARRAY_SIZE(power_signal_list) == POWER_SIGNAL_COUNT);
+
+#ifdef CONFIG_TEMP_SENSOR_TMP432
+/* Temperature sensors data; must be in same order as enum temp_sensor_id. */
+const struct temp_sensor_t temp_sensors[] = {
+	{"TMP432_Internal", TEMP_SENSOR_TYPE_BOARD, tmp432_get_val,
+		TMP432_IDX_LOCAL, 4},
+	{"TMP432_Sensor_1", TEMP_SENSOR_TYPE_BOARD, tmp432_get_val,
+		TMP432_IDX_REMOTE1, 4},
+	{"TMP432_Sensor_2", TEMP_SENSOR_TYPE_BOARD, tmp432_get_val,
+		TMP432_IDX_REMOTE2, 4},
+};
+BUILD_ASSERT(ARRAY_SIZE(temp_sensors) == TEMP_SENSOR_COUNT);
+
+/*
+ * Thermal limits for each temp sensor. All temps are in degrees K. Must be in
+ * same order as enum temp_sensor_id. To always ignore any temp, use 0.
+ */
+struct ec_thermal_config thermal_params[] = {
+	{{0, 0, 0}, 0, 0}, /* TMP432_Internal */
+	{{0, 0, 0}, 0, 0}, /* TMP432_Sensor_1 */
+	{{0, 0, 0}, 0, 0}, /* TMP432_Sensor_2 */
+};
+BUILD_ASSERT(ARRAY_SIZE(thermal_params) == TEMP_SENSOR_COUNT);
+#endif
+
+/******************************************************************************/
+/* SPI devices */
+const struct spi_device_t spi_devices[] = {
+};
+const unsigned int spi_devices_used = ARRAY_SIZE(spi_devices);
+
+/******************************************************************************/
+const struct tcpc_config_t tcpc_config[CONFIG_USB_PD_PORT_COUNT] = {
+	{I2C_PORT_TCPC0, MT6370_TCPC_I2C_ADDR, &mt6370_tcpm_drv},
+};
+
+struct usb_mux usb_muxes[CONFIG_USB_PD_PORT_COUNT] = {
+	{
+		.driver = &virtual_usb_mux_driver,
+		.hpd_update = &virtual_hpd_update,
+	},
+};
+
+void board_reset_pd_mcu(void)
+{
+}
+
+uint16_t tcpc_get_alert_status(void)
+{
+	uint16_t status = 0;
+
+	if (!gpio_get_level(GPIO_USB_C0_PD_INT_ODL))
+		status |= PD_STATUS_TCPC_ALERT_0;
+
+	return status;
+}
+
+int board_set_active_charge_port(int charge_port)
+{
+	CPRINTS("New chg p%d", charge_port);
+
+	switch (charge_port) {
+	case 0:
+		/* Don't charge from a source port */
+		if (board_vbus_source_enabled(charge_port))
+			return -1;
+		break;
+	case CHARGE_PORT_NONE:
+		/*
+		 * To ensure the fuel gauge (max17055) is always powered
+		 * even when battery is disconnected, keep VBAT rail on but
+		 * set the charging current to minimum.
+		 */
+		charger_set_current(0);
+		break;
+	default:
+		panic("Invalid charge port\n");
+		break;
+	}
+
+	return EC_SUCCESS;
+}
+
+void board_set_charge_limit(int port, int supplier, int charge_ma,
+			    int max_ma, int charge_mv)
+{
+	charge_set_input_current_limit(MAX(charge_ma,
+			       CONFIG_CHARGER_INPUT_CURRENT), charge_mv);
+}
+
+int extpower_is_present(void)
+{
+	/*
+	 * The charger will indicate VBUS presence if we're sourcing 5V,
+	 * so exclude such ports.
+	 */
+	if (board_vbus_source_enabled(0))
+		return 0;
+	else
+		return tcpm_get_vbus_level(0);
+}
+
+int pd_snk_is_vbus_provided(int port)
+{
+	if (port)
+		panic("Invalid charge port\n");
+
+	return rt946x_is_vbus_ready();
+}
+
+static void board_init(void)
+{
+	/* Set SPI1 PB13/14/15 pins to high speed */
+	STM32_GPIO_OSPEEDR(GPIO_B) |= 0xfc000000;
+
+	/* Enable TCPC alert interrupts */
+	gpio_enable_interrupt(GPIO_USB_C0_PD_INT_ODL);
+
+	/* Enable charger interrupts */
+	gpio_enable_interrupt(GPIO_CHARGER_INT_ODL);
+
+#ifdef SECTION_IS_RW
+	/* Enable interrupts from BMI160 sensor. */
+	gpio_enable_interrupt(GPIO_ACCEL_INT_ODL);
+
+	/* Enable interrupt for the camera vsync. */
+	gpio_enable_interrupt(GPIO_SYNC_INT);
+#endif /* SECTION_IS_RW */
+
+	/* Enable interrupt from PMIC. */
+	gpio_enable_interrupt(GPIO_PMIC_EC_RESETB);
+
+	/* Enable gauge interrupt from max17055 */
+	gpio_enable_interrupt(GPIO_GAUGE_INT_ODL);
+}
+DECLARE_HOOK(HOOK_INIT, board_init, HOOK_PRIO_DEFAULT);
+
+void board_config_pre_init(void)
+{
+	STM32_RCC_AHBENR |= STM32_RCC_HB_DMA1;
+	/*
+	 * Remap USART1 and SPI2 DMA:
+	 *
+	 * Ch4: USART1_TX / Ch5: USART1_RX (1000)
+	 * Ch6: SPI2_RX / Ch7: SPI2_TX (0011)
+	 */
+	STM32_DMA_CSELR(STM32_DMAC_CH4) = (8 << 12) | (8 << 16) |
+					  (3 << 20) | (3 << 24);
+}
+
+enum kukui_board_version {
+	BOARD_VERSION_UNKNOWN = -1,
+	BOARD_VERSION_REV0 = 0,
+	BOARD_VERSION_REV1 = 1,
+	BOARD_VERSION_REV2 = 2,
+	BOARD_VERSION_REV3 = 3,
+	BOARD_VERSION_REV4 = 4,
+	BOARD_VERSION_REV5 = 5,
+	BOARD_VERSION_REV6 = 6,
+	BOARD_VERSION_REV7 = 7,
+	BOARD_VERSION_REV8 = 8,
+	BOARD_VERSION_REV9 = 9,
+	BOARD_VERSION_REV10 = 10,
+	BOARD_VERSION_REV11 = 11,
+	BOARD_VERSION_REV12 = 12,
+	BOARD_VERSION_REV13 = 13,
+	BOARD_VERSION_REV14 = 14,
+	BOARD_VERSION_REV15 = 15,
+	BOARD_VERSION_COUNT,
+};
+
+struct {
+	enum kukui_board_version version;
+	int expect_mv;
+} const kukui_boards[] = {
+	{ BOARD_VERSION_REV0, 109 },   /* 51.1K , 2.2K(gru 3.3K) ohm */
+	{ BOARD_VERSION_REV1, 211 },   /* 51.1k , 6.8K ohm */
+	{ BOARD_VERSION_REV2, 319 },   /* 51.1K , 11K ohm */
+	{ BOARD_VERSION_REV3, 427 },   /* 56K   , 17.4K ohm */
+	{ BOARD_VERSION_REV4, 542 },   /* 51.1K , 22K ohm */
+	{ BOARD_VERSION_REV5, 666 },   /* 51.1K , 30K ohm */
+	{ BOARD_VERSION_REV6, 781 },   /* 51.1K , 39.2K ohm */
+	{ BOARD_VERSION_REV7, 900 },   /* 56K   , 56K ohm */
+	{ BOARD_VERSION_REV8, 1023 },  /* 47K   , 61.9K ohm */
+	{ BOARD_VERSION_REV9, 1137 },  /* 47K   , 80.6K ohm */
+	{ BOARD_VERSION_REV10, 1240 }, /* 56K   , 124K ohm */
+	{ BOARD_VERSION_REV11, 1343 }, /* 51.1K , 150K ohm */
+	{ BOARD_VERSION_REV12, 1457 }, /* 47K   , 200K ohm */
+	{ BOARD_VERSION_REV13, 1576 }, /* 47K   , 330K ohm */
+	{ BOARD_VERSION_REV14, 1684 }, /* 47K   , 680K ohm */
+	{ BOARD_VERSION_REV15, 1800 }, /* 56K   , NC */
+};
+BUILD_ASSERT(ARRAY_SIZE(kukui_boards) == BOARD_VERSION_COUNT);
+
+#define THRESHOLD_MV 56 /* Simply assume 1800/16/2 */
+
+int board_get_version(void)
+{
+	static int version = BOARD_VERSION_UNKNOWN;
+	int mv;
+	int i;
+
+	if (version != BOARD_VERSION_UNKNOWN)
+		return version;
+
+	gpio_set_level(GPIO_EC_BOARD_ID_EN_L, 0);
+	/* Wait to allow cap charge */
+	msleep(10);
+	mv = adc_read_channel(ADC_BOARD_ID);
+
+	if (mv == ADC_READ_ERROR)
+		mv = adc_read_channel(ADC_BOARD_ID);
+
+	gpio_set_level(GPIO_EC_BOARD_ID_EN_L, 1);
+
+	for (i = 0; i < BOARD_VERSION_COUNT; ++i) {
+		if (mv < kukui_boards[i].expect_mv + THRESHOLD_MV) {
+			version = kukui_boards[i].version;
+			break;
+		}
+	}
+
+	return version;
+}
+
+/* Motion sensors */
+/* Mutexes */
+#ifdef SECTION_IS_RW
+static struct mutex g_lid_mutex;
+
+static struct bmi160_drv_data_t g_bmi160_data;
+
+/* Matrix to rotate accelerometer into standard reference frame */
+const mat33_fp_t lid_standard_ref = {
+	{ FLOAT_TO_FP(1), 0,  0},
+	{ 0,  FLOAT_TO_FP(1),  0},
+	{ 0,  0, FLOAT_TO_FP(1)}
+};
+
+/* Matrix to rotate accelrator into standard reference frame */
+const mat33_fp_t mag_standard_ref = {
+	{ 0, FLOAT_TO_FP(-1), 0},
+	{ FLOAT_TO_FP(-1), 0, 0},
+	{ 0, 0, FLOAT_TO_FP(-1)}
+};
+
+struct motion_sensor_t motion_sensors[] = {
+	/*
+	 * Note: bmi160: supports accelerometer and gyro sensor
+	 * Requirement: accelerometer sensor must init before gyro sensor
+	 * DO NOT change the order of the following table.
+	 */
+	[LID_ACCEL] = {
+	 .name = "Accel",
+	 .active_mask = SENSOR_ACTIVE_S0_S3,
+	 .chip = MOTIONSENSE_CHIP_BMI160,
+	 .type = MOTIONSENSE_TYPE_ACCEL,
+	 .location = MOTIONSENSE_LOC_LID,
+	 .drv = &bmi160_drv,
+	 .mutex = &g_lid_mutex,
+	 .drv_data = &g_bmi160_data,
+	 .port = I2C_PORT_ACCEL,
+	 .addr = BMI160_ADDR0,
+	 .rot_standard_ref = &lid_standard_ref,
+	 .default_range = 4,  /* g */
+	 .min_frequency = BMI160_ACCEL_MIN_FREQ,
+	 .max_frequency = BMI160_ACCEL_MAX_FREQ,
+	 .config = {
+		 /* Enable accel in S0 */
+		 [SENSOR_CONFIG_EC_S0] = {
+			 .odr = 10000 | ROUND_UP_FLAG,
+			 .ec_rate = 100 * MSEC,
+		 },
+	 },
+	},
+	[LID_GYRO] = {
+	 .name = "Gyro",
+	 .active_mask = SENSOR_ACTIVE_S0_S3,
+	 .chip = MOTIONSENSE_CHIP_BMI160,
+	 .type = MOTIONSENSE_TYPE_GYRO,
+	 .location = MOTIONSENSE_LOC_LID,
+	 .drv = &bmi160_drv,
+	 .mutex = &g_lid_mutex,
+	 .drv_data = &g_bmi160_data,
+	 .port = I2C_PORT_ACCEL,
+	 .addr = BMI160_ADDR0,
+	 .default_range = 1000, /* dps */
+	 .rot_standard_ref = &lid_standard_ref,
+	 .min_frequency = BMI160_GYRO_MIN_FREQ,
+	 .max_frequency = BMI160_GYRO_MAX_FREQ,
+	},
+	[LID_MAG] = {
+	 .name = "Lid Mag",
+	 .active_mask = SENSOR_ACTIVE_S0,
+	 .chip = MOTIONSENSE_CHIP_BMI160,
+	 .type = MOTIONSENSE_TYPE_MAG,
+	 .location = MOTIONSENSE_LOC_LID,
+	 .drv = &bmi160_drv,
+	 .mutex = &g_lid_mutex,
+	 .drv_data = &g_bmi160_data,
+	 .port = I2C_PORT_ACCEL,
+	 .addr = BMI160_ADDR0,
+	 .default_range = 1 << 11, /* 16LSB / uT, fixed */
+	 .rot_standard_ref = &mag_standard_ref,
+	 .min_frequency = BMM150_MAG_MIN_FREQ,
+	 .max_frequency = BMM150_MAG_MAX_FREQ(SPECIAL),
+	},
+	[VSYNC] = {
+	 .name = "Camera vsync",
+	 .active_mask = SENSOR_ACTIVE_S0,
+	 .chip = MOTIONSENSE_CHIP_GPIO,
+	 .type = MOTIONSENSE_TYPE_SYNC,
+	 .location = MOTIONSENSE_LOC_CAMERA,
+	 .drv = &sync_drv,
+	 .default_range = 0,
+	 .min_frequency = 0,
+	 .max_frequency = 1,
+	},
+};
+const unsigned int motion_sensor_count = ARRAY_SIZE(motion_sensors);
+#endif /* SECTION_IS_RW */
+
+int board_allow_i2c_passthru(int port)
+{
+	return (port == I2C_PORT_VIRTUAL_BATTERY);
+}
+
+void usb_charger_set_switches(int port, enum usb_switch setting)
+{
+}