Esche: Delete board

Share with same firmware with Burnet base on SKUID.

BUG=b:161767717
BRANCH=firmware-kukui-12573.B
TEST=make buildall

Signed-off-by: Devin Lu <Devin.Lu@quantatw.com>
Change-Id: I5b7e3b69d8af821aea5646ee40e510a6dc45d271
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/platform/ec/+/2431311
Reviewed-by: Ting Shen <phoenixshen@chromium.org>
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/platform/ec/+/2437588
Commit-Queue: Ting Shen <phoenixshen@chromium.org>

7 files changed, 0 insertions, 938 deletions

diff --git a/board/esche/battery.c b/board/esche/battery.c
deleted file mode 100644
index 6373040d45..0000000000
--- a/board/esche/battery.c
+++ /dev/null
@@ -1,187 +0,0 @@
-/* Copyright 2020 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 "battery.h"
-#include "battery_fuel_gauge.h"
-#include "gpio.h"
-
-const struct board_batt_params board_battery_info[] = {
-	/* Dynapack ATL Battery Information */
-	[BATTERY_DANAPACK_ATL] = {
-		.fuel_gauge = {
-			.manuf_name = "333-27-DA-A",
-			.ship_mode = {
-				.reg_addr = 0x0,
-				.reg_data = { 0x0010, 0x0010 },
-			},
-			.fet = {
-				.mfgacc_support = 1,
-				.reg_addr = 0x0,
-				.reg_mask = 0x0006,
-				.disconnect_val = 0x0,
-			},
-		},
-		.batt_info = {
-			.voltage_max = 8800,		/* mV */
-			.voltage_normal = 7700,		/* mV */
-			.voltage_min = 6000,		/* mV */
-			.precharge_current = 256,	/* mA */
-			.start_charging_min_c = 0,
-			.start_charging_max_c = 45,
-			.charging_min_c = 0,
-			.charging_max_c = 45,
-			.discharging_min_c = -10,
-			.discharging_max_c = 60,
-		},
-	},
-	/* Dynapack CosMX Battery Information */
-	[BATTERY_DANAPACK_COS] = {
-		.fuel_gauge = {
-			.manuf_name = "333-2C-DA-A",
-			.ship_mode = {
-				.reg_addr = 0x0,
-				.reg_data = { 0x0010, 0x0010 },
-			},
-			.fet = {
-				.mfgacc_support = 1,
-				.reg_addr = 0x0,
-				.reg_mask = 0x0006,
-				.disconnect_val = 0x0,
-			},
-		},
-		.batt_info = {
-			.voltage_max = 8800,		/* mV */
-			.voltage_normal = 7700,		/* mV */
-			.voltage_min = 6000,		/* mV */
-			.precharge_current = 256,	/* mA */
-			.start_charging_min_c = 0,
-			.start_charging_max_c = 45,
-			.charging_min_c = 0,
-			.charging_max_c = 45,
-			.discharging_min_c = -10,
-			.discharging_max_c = 60,
-		},
-	},
-	/* Simplo CosMX Battery Information */
-	[BATTERY_SIMPLO_COS] = {
-		.fuel_gauge = {
-			.manuf_name = "333-1C-DA-A",
-			.ship_mode = {
-				.reg_addr = 0x0,
-				.reg_data = { 0x0010, 0x0010 },
-			},
-			.fet = {
-				.mfgacc_support = 1,
-				.reg_addr = 0x0,
-				.reg_mask = 0x0006,
-				.disconnect_val = 0x0,
-			},
-		},
-		.batt_info = {
-			.voltage_max = 8800,		/* mV */
-			.voltage_normal = 7700,		/* mV */
-			.voltage_min = 6000,		/* mV */
-			.precharge_current = 256,	/* mA */
-			.start_charging_min_c = 0,
-			.start_charging_max_c = 45,
-			.charging_min_c = 0,
-			.charging_max_c = 45,
-			.discharging_min_c = -10,
-			.discharging_max_c = 60,
-		},
-	},
-	/* Simplo HIGHPOWER Battery Information */
-	[BATTERY_SIMPLO_HIGHPOWER] = {
-		.fuel_gauge = {
-			.manuf_name = "333-1D-DA-A",
-			.ship_mode = {
-				.reg_addr = 0x0,
-				.reg_data = { 0x0010, 0x0010 },
-			},
-			.fet = {
-				.mfgacc_support = 1,
-				.reg_addr = 0x0,
-				.reg_mask = 0x0006,
-				.disconnect_val = 0x0,
-			},
-		},
-		.batt_info = {
-			.voltage_max = 8800,		/* mV */
-			.voltage_normal = 7700,		/* mV */
-			.voltage_min = 6000,		/* mV */
-			.precharge_current = 256,	/* mA */
-			.start_charging_min_c = 0,
-			.start_charging_max_c = 45,
-			.charging_min_c = 0,
-			.charging_max_c = 45,
-			.discharging_min_c = -10,
-			.discharging_max_c = 60,
-		},
-	},
-	/* Samsung SDI Battery Information */
-	[BATTERY_SAMSUNG_SDI] = {
-		.fuel_gauge = {
-			.manuf_name = "333-54-DA-A",
-			.ship_mode = {
-				.reg_addr = 0x0,
-				.reg_data = { 0x0010, 0x0010 },
-			},
-			.fet = {
-				.mfgacc_support = 1,
-				.reg_addr = 0x0,
-				.reg_mask = 0x0006,
-				.disconnect_val = 0x0,
-			},
-		},
-		.batt_info = {
-			.voltage_max = 8800,		/* mV */
-			.voltage_normal = 7700,		/* mV */
-			.voltage_min = 6000,		/* mV */
-			.precharge_current = 256,	/* mA */
-			.start_charging_min_c = 0,
-			.start_charging_max_c = 45,
-			.charging_min_c = 0,
-			.charging_max_c = 45,
-			.discharging_min_c = -10,
-			.discharging_max_c = 60,
-		},
-	},
-	/* CosMX Battery Information */
-	[BATTERY_COS] = {
-		.fuel_gauge = {
-			.manuf_name = "333-AC-DA-A",
-			.ship_mode = {
-				.reg_addr = 0x0,
-				.reg_data = { 0x0010, 0x0010 },
-			},
-			.fet = {
-				.mfgacc_support = 1,
-				.reg_addr = 0x0,
-				.reg_mask = 0x0006,
-				.disconnect_val = 0x0,
-			},
-		},
-		.batt_info = {
-			.voltage_max = 8800,		/* mV */
-			.voltage_normal = 7700,		/* mV */
-			.voltage_min = 6000,		/* mV */
-			.precharge_current = 256,	/* mA */
-			.start_charging_min_c = 0,
-			.start_charging_max_c = 45,
-			.charging_min_c = 0,
-			.charging_max_c = 45,
-			.discharging_min_c = -10,
-			.discharging_max_c = 60,
-		},
-	},
-};
-BUILD_ASSERT(ARRAY_SIZE(board_battery_info) == BATTERY_TYPE_COUNT);
-
-const enum battery_type DEFAULT_BATTERY_TYPE = BATTERY_DANAPACK_ATL;
-
-enum battery_present battery_hw_present(void)
-{
-	return gpio_get_level(GPIO_EC_BATT_PRES_ODL) ? BP_NO : BP_YES;
-}
diff --git a/board/esche/board.c b/board/esche/board.c
deleted file mode 100644
index e093200c9b..0000000000
--- a/board/esche/board.c
+++ /dev/null
@@ -1,309 +0,0 @@
-/* Copyright 2020 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_ramp.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/bc12/pi3usb9201.h"
-#include "driver/charger/isl923x.h"
-#include "driver/sync.h"
-#include "driver/tcpm/fusb302.h"
-#include "driver/usb_mux/it5205.h"
-#include "ec_commands.h"
-#include "extpower.h"
-#include "gpio.h"
-#include "hooks.h"
-#include "host_command.h"
-#include "i2c.h"
-#include "i2c_bitbang.h"
-#include "it8801.h"
-#include "keyboard_scan.h"
-#include "lid_switch.h"
-#include "power.h"
-#include "power_button.h"
-#include "registers.h"
-#include "spi.h"
-#include "system.h"
-#include "tablet_mode.h"
-#include "task.h"
-#include "tcpm.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 */);
-}
-
-#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)},
-	[ADC_EC_SKU_ID] = {"EC_SKU_ID", 3300, 4096, 0, STM32_AIN(8)},
-};
-BUILD_ASSERT(ARRAY_SIZE(adc_channels) == ADC_CH_COUNT);
-
-/******************************************************************************/
-/* I2C ports */
-const struct i2c_port_t i2c_ports[] = {
-	{"typec", 0, 400, GPIO_I2C1_SCL, GPIO_I2C1_SDA},
-	{"other", 1, 100, GPIO_I2C2_SCL, GPIO_I2C2_SDA},
-};
-const unsigned int i2c_ports_used = ARRAY_SIZE(i2c_ports);
-
-const struct i2c_port_t i2c_bitbang_ports[] = {
-	{"battery", 2, 100, GPIO_I2C3_SCL, GPIO_I2C3_SDA, .drv = &bitbang_drv},
-};
-const unsigned int i2c_bitbang_ports_used = ARRAY_SIZE(i2c_bitbang_ports);
-
-#define BC12_I2C_ADDR PI3USB9201_I2C_ADDR_3
-
-/* 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);
-
-/* Keyboard scan setting */
-struct keyboard_scan_config keyscan_config = {
-	/*
-	 * TODO(b/133200075): Tune this once we have the final performance
-	 * out of the driver and the i2c bus.
-	 */
-	.output_settle_us = 35,
-	.debounce_down_us = 5 * MSEC,
-	.debounce_up_us = 40 * MSEC,
-	.scan_period_us = 10 * MSEC,
-	.min_post_scan_delay_us = 10 * MSEC,
-	.poll_timeout_us = 100 * MSEC,
-	.actual_key_mask = {
-		0x14, 0xff, 0xff, 0xff, 0xff, 0xf5, 0xff,
-		0xa4, 0xff, 0xfe, 0x55, 0xfa, 0xca  /* full set */
-	},
-};
-
-struct ioexpander_config_t ioex_config[CONFIG_IO_EXPANDER_PORT_COUNT] = {
-	[0] = {
-		.i2c_host_port = I2C_PORT_IO_EXPANDER_IT8801,
-		.i2c_slave_addr = IT8801_I2C_ADDR,
-		.drv = &it8801_ioexpander_drv,
-	},
-};
-
-/******************************************************************************/
-/* SPI devices */
-/* TODO: to be added once sensors land via CL:1714436 */
-const struct spi_device_t spi_devices[] = {
-};
-const unsigned int spi_devices_used = ARRAY_SIZE(spi_devices);
-
-const struct pi3usb9201_config_t pi3usb9201_bc12_chips[] = {
-	{
-		.i2c_port = I2C_PORT_BC12,
-		.i2c_addr_flags = PI3USB9201_I2C_ADDR_3_FLAGS,
-	},
-};
-
-/******************************************************************************/
-const struct tcpc_config_t tcpc_config[CONFIG_USB_PD_PORT_MAX_COUNT] = {
-	{
-		.bus_type = EC_BUS_TYPE_I2C,
-		.i2c_info = {
-			.port = I2C_PORT_TCPC0,
-			.addr_flags = FUSB302_I2C_SLAVE_ADDR_FLAGS,
-		},
-		.drv = &fusb302_tcpm_drv,
-	},
-};
-
-static void board_hpd_status(int port, int hpd_lvl, int hpd_irq)
-{
-	/*
-	 * svdm_dp_attention() did most of the work, we only need to notify
-	 * host here.
-	 */
-	host_set_single_event(EC_HOST_EVENT_USB_MUX);
-}
-
-struct usb_mux usb_muxes[CONFIG_USB_PD_PORT_MAX_COUNT] = {
-	{
-		/* Driver uses I2C_PORT_USB_MUX as I2C port */
-		.port_addr = IT5205_I2C_ADDR1_FLAGS,
-		.driver = &it5205_usb_mux_driver,
-		.hpd_update = &board_hpd_status,
-	},
-};
-
-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;
-}
-
-static int force_discharge;
-
-int board_set_active_charge_port(int charge_port)
-{
-	CPRINTS("New chg p%d", charge_port);
-
-	/* ignore all request when discharge mode is on */
-	if (force_discharge && charge_port != CHARGE_PORT_NONE)
-		return EC_SUCCESS;
-
-	switch (charge_port) {
-	case CHARGE_PORT_USB_C:
-		/* 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_ma = (charge_ma * 95) / 100;
-	charge_set_input_current_limit(MAX(charge_ma,
-			       CONFIG_CHARGER_INPUT_CURRENT), charge_mv);
-}
-
-int board_discharge_on_ac(int enable)
-{
-	int ret, port;
-
-	if (enable) {
-		port = CHARGE_PORT_NONE;
-	} else {
-		/* restore the charge port state */
-		port = charge_manager_get_override();
-		if (port == OVERRIDE_OFF)
-			port = charge_manager_get_active_charge_port();
-	}
-
-	ret = charger_discharge_on_ac(enable);
-	if (ret)
-		return ret;
-	force_discharge = enable;
-
-	return board_set_active_charge_port(port);
-}
-
-int pd_snk_is_vbus_provided(int port)
-{
-	/* TODO(b:138352732): read IT8801 GPIO EN_USBC_CHARGE_L */
-	return EC_ERROR_UNIMPLEMENTED;
-}
-
-void bc12_interrupt(enum gpio_signal signal)
-{
-	task_set_event(TASK_ID_USB_CHG_P0, USB_CHG_EVENT_BC12, 0);
-}
-
-static void board_init(void)
-{
-	/* If the reset cause is external, pulse PMIC force reset. */
-	if (system_get_reset_flags() == EC_RESET_FLAG_RESET_PIN) {
-		gpio_set_level(GPIO_PMIC_FORCE_RESET_ODL, 0);
-		msleep(100);
-		gpio_set_level(GPIO_PMIC_FORCE_RESET_ODL, 1);
-	}
-
-	/* Enable TCPC alert interrupts */
-	gpio_enable_interrupt(GPIO_USB_C0_PD_INT_ODL);
-
-#ifdef SECTION_IS_RW
-	/* Enable interrupts from BMI160 sensor. */
-	gpio_enable_interrupt(GPIO_ACCEL_INT_ODL);
-#endif /* SECTION_IS_RW */
-
-	/* Enable interrupt from PMIC. */
-	gpio_enable_interrupt(GPIO_PMIC_EC_RESETB);
-
-	/* Enable BC12 interrupt */
-	gpio_enable_interrupt(GPIO_BC12_EC_INT_ODL);
-}
-DECLARE_HOOK(HOOK_INIT, board_init, HOOK_PRIO_DEFAULT);
-
-/* Motion sensors */
-/* Mutexes */
-#ifdef SECTION_IS_RW
-/* TODO: to be added once sensors land via CL:1714436 */
-struct motion_sensor_t motion_sensors[] = {
-};
-const unsigned int motion_sensor_count = ARRAY_SIZE(motion_sensors);
-
-#endif /* SECTION_IS_RW */
-
-/* Called on AP S5 -> S3 transition */
-static void board_chipset_startup(void)
-{
-	gpio_set_level(GPIO_EN_USBA_5V, 1);
-}
-DECLARE_HOOK(HOOK_CHIPSET_STARTUP, board_chipset_startup, HOOK_PRIO_DEFAULT);
-
-/* Called on AP S3 -> S5 transition */
-static void board_chipset_shutdown(void)
-{
-	gpio_set_level(GPIO_EN_USBA_5V, 0);
-}
-DECLARE_HOOK(HOOK_CHIPSET_SHUTDOWN, board_chipset_shutdown, HOOK_PRIO_DEFAULT);
-
-int battery_get_vendor_param(uint32_t param, uint32_t *value)
-{
-	int rv;
-	uint8_t data[16] = {};
-
-	/* only allow reading 0x70~0x7F, 16 byte data */
-	if (param < 0x70 || param >= 0x80)
-		return EC_ERROR_ACCESS_DENIED;
-
-	rv = sb_read_string(0x70, data, sizeof(data));
-	if (rv)
-		return rv;
-
-	*value = data[param - 0x70];
-	return EC_SUCCESS;
-}
-
-int battery_set_vendor_param(uint32_t param, uint32_t value)
-{
-	return EC_ERROR_UNIMPLEMENTED;
-}
diff --git a/board/esche/board.h b/board/esche/board.h
deleted file mode 100644
index c6a8d8ae99..0000000000
--- a/board/esche/board.h
+++ /dev/null
@@ -1,148 +0,0 @@
-/* Copyright 2020 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.
- */
-
-/* Configuration for Esche */
-
-#ifndef __CROS_EC_BOARD_H
-#define __CROS_EC_BOARD_H
-
-#define VARIANT_KUKUI_JACUZZI
-#define VARIANT_KUKUI_BATTERY_SMART
-#define VARIANT_KUKUI_CHARGER_ISL9238
-
-#ifndef SECTION_IS_RW
-#define VARIANT_KUKUI_NO_SENSORS
-#endif /* SECTION_IS_RW */
-
-#include "baseboard.h"
-
-#undef CONFIG_CHIPSET_POWER_SEQ_VERSION
-#define CONFIG_CHIPSET_POWER_SEQ_VERSION 1
-
-#define CONFIG_BATTERY_HW_PRESENT_CUSTOM
-#define CONFIG_BATTERY_VENDOR_PARAM
-
-#define CONFIG_CHARGER_PSYS
-
-#define CONFIG_BC12_DETECT_PI3USB9201
-
-#define CONFIG_EXTPOWER_GPIO
-#undef CONFIG_EXTPOWER_DEBOUNCE_MS
-#define CONFIG_EXTPOWER_DEBOUNCE_MS 200
-
-#define CONFIG_I2C_BITBANG
-#define I2C_BITBANG_PORT_COUNT 1
-#undef CONFIG_I2C_NACK_RETRY_COUNT
-#define CONFIG_I2C_NACK_RETRY_COUNT 10
-#define CONFIG_SMBUS_PEC
-
-#define CONFIG_USB_PD_TCPM_FUSB302
-#define CONFIG_USB_PD_DISCHARGE_GPIO
-#define CONFIG_USB_PD_TCPC_LOW_POWER
-
-#define CONFIG_USB_MUX_IT5205
-
-/* Motion Sensors */
-#ifdef SECTION_IS_RW
-#define CONFIG_MAG_BMI160_BMM150
-#define CONFIG_ACCELGYRO_SEC_ADDR_FLAGS BMM150_ADDR0_FLAGS
-#define CONFIG_MAG_CALIBRATE
-#define CONFIG_ACCELGYRO_BMI160
-#define CONFIG_ACCEL_INTERRUPTS
-#define CONFIG_ACCELGYRO_BMI160_INT_EVENT \
-	TASK_EVENT_MOTION_SENSOR_INTERRUPT(LID_ACCEL)
-#define CONFIG_ALS
-
-#define ALS_COUNT 1
-#define CONFIG_ALS_TCS3400
-#define CONFIG_ALS_TCS3400_INT_EVENT \
-	TASK_EVENT_MOTION_SENSOR_INTERRUPT(CLEAR_ALS)
-#define CONFIG_ALS_TCS3400_EMULATED_IRQ_EVENT
-#define CONFIG_ACCEL_FORCE_MODE_MASK BIT(CLEAR_ALS)
-
-#endif /* SECTION_IS_RW */
-
-/* I2C ports */
-#define I2C_PORT_BC12               0
-#define I2C_PORT_TCPC0              0
-#define I2C_PORT_USB_MUX            0
-#define I2C_PORT_BATTERY            2
-#define I2C_PORT_CHARGER            1
-#define I2C_PORT_IO_EXPANDER_IT8801 1
-#define I2C_PORT_VIRTUAL_BATTERY    I2C_PORT_BATTERY
-
-/* Enable Accel over SPI */
-#define CONFIG_SPI_ACCEL_PORT    0  /* The first SPI master port (SPI2) */
-
-#define CONFIG_KEYBOARD_PROTOCOL_MKBP
-#define CONFIG_MKBP_EVENT
-#define CONFIG_MKBP_USE_GPIO
-/* Define the MKBP events which are allowed to wakeup AP in S3. */
-#define CONFIG_MKBP_HOST_EVENT_WAKEUP_MASK \
-		(EC_HOST_EVENT_MASK(EC_HOST_EVENT_LID_OPEN) |\
-		 EC_HOST_EVENT_MASK(EC_HOST_EVENT_POWER_BUTTON))
-
-#ifndef __ASSEMBLER__
-
-enum adc_channel {
-	/* Real ADC channels begin here */
-	ADC_BOARD_ID = 0,
-	ADC_EC_SKU_ID,
-	ADC_CH_COUNT
-};
-
-/* power signal definitions */
-enum power_signal {
-	AP_IN_S3_L,
-	PMIC_PWR_GOOD,
-
-	/* Number of signals */
-	POWER_SIGNAL_COUNT,
-};
-
-/* Motion sensors */
-enum sensor_id {
-	LID_ACCEL = 0,
-	LID_GYRO,
-	LID_MAG,
-	CLEAR_ALS,
-	RGB_ALS,
-	VSYNC,
-	SENSOR_COUNT,
-};
-
-enum charge_port {
-	CHARGE_PORT_USB_C,
-};
-
-enum battery_type {
-	BATTERY_DANAPACK_ATL,
-	BATTERY_DANAPACK_COS,
-	BATTERY_SIMPLO_COS,
-	BATTERY_SIMPLO_HIGHPOWER,
-	BATTERY_SAMSUNG_SDI,
-	BATTERY_COS,
-	BATTERY_TYPE_COUNT,
-};
-
-#include "gpio_signal.h"
-#include "registers.h"
-
-#ifdef SECTION_IS_RO
-/* Interrupt handler for emmc task */
-void emmc_cmd_interrupt(enum gpio_signal signal);
-#endif
-
-void bc12_interrupt(enum gpio_signal signal);
-void board_reset_pd_mcu(void);
-int board_get_version(void);
-int board_is_sourcing_vbus(int port);
-
-/* returns the i2c port number of charger */
-int board_get_charger_i2c(void);
-
-#endif /* !__ASSEMBLER__ */
-
-#endif /* __CROS_EC_BOARD_H */
diff --git a/board/esche/build.mk b/board/esche/build.mk
deleted file mode 100644
index a6e1c010d7..0000000000
--- a/board/esche/build.mk
+++ /dev/null
@@ -1,15 +0,0 @@
-# -*- makefile -*-
-# Copyright 2020 The Chromium OS Authors. All rights reserved.
-# Use of this source code is governed by a BSD-style license that can be
-# found in the LICENSE file.
-#
-# Board specific files build
-#
-#
-# STmicro STM32F098VC
-CHIP:=stm32
-CHIP_FAMILY:=stm32f0
-CHIP_VARIANT:=stm32f09x
-BASEBOARD:=kukui
-
-board-y=battery.o board.o led.o
diff --git a/board/esche/ec.tasklist b/board/esche/ec.tasklist
deleted file mode 100644
index 5622d67685..0000000000
--- a/board/esche/ec.tasklist
+++ /dev/null
@@ -1,21 +0,0 @@
-/* Copyright 2020 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.
- */
-
-/**
- * See CONFIG_TASK_LIST in config.h for details.
- */
-#define CONFIG_TASK_LIST \
-	TASK_ALWAYS(HOOKS, hook_task, NULL, VENTI_TASK_STACK_SIZE) \
-	TASK_ALWAYS(CHARGER, charger_task, NULL, VENTI_TASK_STACK_SIZE) \
-	TASK_ALWAYS(USB_CHG_P0, usb_charger_task, NULL, VENTI_TASK_STACK_SIZE) \
-	TASK_NOTEST(CHIPSET, chipset_task, NULL, LARGER_TASK_STACK_SIZE) \
-	TASK_ALWAYS_RW(MOTIONSENSE, motion_sense_task, NULL, VENTI_TASK_STACK_SIZE) \
-	TASK_NOTEST(PDCMD, pd_command_task, NULL, 1024) \
-	TASK_ALWAYS(HOSTCMD, host_command_task, NULL, 1024) \
-	TASK_ALWAYS(CONSOLE, console_task, NULL, VENTI_TASK_STACK_SIZE) \
-	TASK_NOTEST(KEYSCAN, keyboard_scan_task, NULL, LARGER_TASK_STACK_SIZE) \
-	TASK_ALWAYS(PD_C0, pd_task, NULL, 1280) \
-	TASK_ALWAYS(PD_INT_C0, pd_interrupt_handler_task, 0, 1024) \
-	TASK_ALWAYS_RO(EMMC, emmc_task, NULL, LARGER_TASK_STACK_SIZE)
diff --git a/board/esche/gpio.inc b/board/esche/gpio.inc
deleted file mode 100644
index 2fe86f356b..0000000000
--- a/board/esche/gpio.inc
+++ /dev/null
@@ -1,111 +0,0 @@
-/* -*- mode:c -*-
- *
- * Copyright 2020 The Chromium OS Authors. All rights reserved.
- * Use of this source code is governed by a BSD-style license that can be
- * found in the LICENSE file.
- */
-
-/*
- * Declare symbolic names for all the GPIOs that we care about.
- * Note: Those with interrupt handlers must be declared first.
- */
-
-/* Interrupts */
-GPIO_INT(USB_C0_PD_INT_ODL, PIN(B, 1), GPIO_INT_FALLING | GPIO_PULL_UP,
-         tcpc_alert_event)
-GPIO_INT(POWER_BUTTON_L,    PIN(A, 0),  GPIO_INT_BOTH | GPIO_PULL_UP,
-         power_button_interrupt) /* EC_PWR_BTN_ODL */
-GPIO_INT(AP_IN_SLEEP_L,     PIN(C, 12), GPIO_INT_BOTH | GPIO_PULL_DOWN,
-         power_signal_interrupt)
-GPIO_INT(PMIC_EC_RESETB,    PIN(B, 7),  GPIO_INT_BOTH | GPIO_PULL_DOWN,
-         power_signal_interrupt)
-GPIO_INT(WARM_RESET_REQ,    PIN(A, 3),  GPIO_INT_RISING | GPIO_PULL_DOWN,
-         chipset_reset_request_interrupt)
-GPIO_INT_RW(ACCEL_INT_ODL,  PIN(A, 4), GPIO_INT_FALLING | GPIO_SEL_1P8V | GPIO_PULL_UP,
-         bmi160_interrupt)
-GPIO_INT_RO(EMMC_CMD,       PIN(B, 15), GPIO_INT_FALLING,
-         emmc_cmd_interrupt)
-GPIO_INT(SPI1_NSS,          PIN(A, 15), GPIO_INT_BOTH | GPIO_PULL_UP,
-         spi_event) /* SPI_AP_EC_CS_L */
-GPIO_INT(LID_OPEN,          PIN(C, 5),  GPIO_INT_BOTH,
-         lid_interrupt)
-GPIO_INT(AC_PRESENT,        PIN(A, 6),  GPIO_INT_BOTH,
-         extpower_interrupt) /* ACOK_OD */
-GPIO_INT(BC12_EC_INT_ODL,   PIN(C, 9),  GPIO_INT_FALLING,
-         bc12_interrupt)
-GPIO_INT(IT8801_SMB_INT,    PIN(A, 8),  GPIO_INT_FALLING | GPIO_PULL_UP,
-         io_expander_it8801_interrupt) /* KB_INT_ODL */
-GPIO_INT(AP_EC_WATCHDOG_L,  PIN(D, 2),  GPIO_INT_FALLING,
-         chipset_watchdog_interrupt)
-GPIO_INT(TABLET_MODE_L,     PIN(B, 11), GPIO_INT_BOTH,
-         gmr_tablet_switch_isr)
-
-/* Unimplemented interrupts */
-GPIO(ALS_RGB_INT_ODL,      PIN(C, 10), GPIO_INPUT)
-
-/* Reset pins */
-GPIO(AP_SYS_RST_L,         PIN(C, 11), GPIO_OUT_LOW)
-GPIO(PMIC_WATCHDOG_L,      PIN(A, 2),  GPIO_OUT_LOW)
-GPIO(PMIC_EN_ODL,          PIN(F, 0),  GPIO_ODR_HIGH)
-
-/*
- * I2C pins should be configured as inputs until I2C module is
- * initialized. This will avoid driving the lines unintentionally.
- */
-GPIO(I2C1_SCL,             PIN(B, 8),  GPIO_INPUT)
-GPIO(I2C1_SDA,             PIN(B, 9),  GPIO_INPUT)
-GPIO(I2C2_SCL,             PIN(A, 11), GPIO_INPUT)
-GPIO(I2C2_SDA,             PIN(A, 12), GPIO_INPUT)
-GPIO(I2C3_SCL,             PIN(A, 5),  GPIO_ODR_HIGH)
-GPIO(I2C3_SDA,             PIN(C, 4),  GPIO_ODR_HIGH)
-
-/* Analog pins */
-GPIO(BOARD_ID,             PIN(C, 0),  GPIO_ANALOG)
-GPIO(EC_SKU_ID,            PIN(B, 0),  GPIO_ANALOG)
-
-/* Other input pins */
-GPIO(WP_L,                 PIN(C, 8),  GPIO_INPUT) /* EC_FLASH_WP_ODL */
-GPIO(BOOT0,                PIN(F, 11), GPIO_INPUT)
-GPIO(CCD_MODE_ODL,         PIN(A, 1),  GPIO_INPUT)
-
-/* Other output pins */
-GPIO(EC_BATT_PRES_ODL,     PIN(A, 7),  GPIO_INPUT)
-GPIO(EC_BL_EN_OD,          PIN(A, 13), GPIO_ODR_HIGH)
-GPIO(EN_USBA_5V,           PIN(C, 14), GPIO_OUT_LOW)
-GPIO(EC_SENSOR_SPI_MISO,   PIN(C, 2),  GPIO_INPUT)
-GPIO(EC_SENSOR_SPI_MOSI,   PIN(C, 3),  GPIO_OUT_LOW)
-GPIO(EC_SENSOR_SPI_NSS,    PIN(B, 12), GPIO_OUT_LOW)
-GPIO(EC_SENSOR_SPI_CK,     PIN(B, 10), GPIO_OUT_HIGH)
-GPIO(ENTERING_RW,          PIN(C, 6),  GPIO_ODR_HIGH) /* EC_ENTERING_RW_ODL */
-GPIO(EC_INT_L,             PIN(C, 7),  GPIO_ODR_HIGH) /* EC_AP_INT_ODL */
-GPIO(EC_BOARD_ID_EN_L,     PIN(C, 15), GPIO_ODR_HIGH) /* EC_BOARD_ID_EN_ODL */
-GPIO(USB_C0_HPD_OD,        PIN(F, 1),  GPIO_ODR_LOW)
-GPIO(BOOTBLOCK_EN_L,       PIN(C, 1),  GPIO_ODR_HIGH)
-GPIO(EN_PP1800_S5_L,       PIN(A, 14), GPIO_OUT_LOW)
-GPIO(USB_C0_DISCHARGE,     PIN(B, 6),  GPIO_OUT_LOW)
-
-IOEX(BAT_LED_AMBER_L,      EXPIN(0, 1, 2), GPIO_OUT_HIGH)
-IOEX(BAT_LED_WHITE_L,      EXPIN(0, 1, 4), GPIO_OUT_HIGH)
-
-/*
- * TODO(b:138352732): On IT88801 expander, To be readded once IT8801 driver and
- * gpio expander framework has landed.
- */
-UNIMPLEMENTED(EN_PP5000_USBC)
-UNIMPLEMENTED(PMIC_FORCE_RESET_ODL)
-UNIMPLEMENTED(EN_USBC_CHARGE_L)
-
-/* USART1: PA9/PA10 */
-ALTERNATE(PIN_MASK(A, 0x0600), 1, MODULE_UART,       0)
-/* I2C MASTER: PB8/9 */
-ALTERNATE(PIN_MASK(B, 0x0300), 1, MODULE_I2C,        GPIO_ODR_HIGH )
-/* I2C MASTER: PA11/12 */
-ALTERNATE(PIN_MASK(A, 0x1800), 5, MODULE_I2C,        GPIO_ODR_HIGH )
-/* SPI SLAVE: PB3/4/5 */
-ALTERNATE(PIN_MASK(B, 0x0038), 0, MODULE_SPI,        0)
-/* SPI SLAVE CS: PA15 */
-ALTERNATE(PIN_MASK(A, 0x8000), 0, MODULE_SPI,        0)
-#ifdef SECTION_IS_RO
-/* SPI SLAVE: PB13/14/15 */
-ALTERNATE(PIN_MASK(B, 0xE000), 0, MODULE_SPI_FLASH,  0)
-#endif
diff --git a/board/esche/led.c b/board/esche/led.c
deleted file mode 100644
index 5b65d7b948..0000000000
--- a/board/esche/led.c
+++ /dev/null
@@ -1,147 +0,0 @@
-/* Copyright 2020 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.
- *
- * Power and battery LED control for Kappa
- */
-
-#include "charge_state.h"
-#include "extpower.h"
-#include "hooks.h"
-#include "ioexpander.h"
-#include "led_common.h"
-
-#define BAT_LED_ON 0
-#define BAT_LED_OFF 1
-
-const enum ec_led_id supported_led_ids[] = {EC_LED_ID_BATTERY_LED};
-
-const int supported_led_ids_count = ARRAY_SIZE(supported_led_ids);
-
-enum led_color {
-	LED_OFF = 0,
-	LED_AMBER,
-	LED_WHITE,
-	LED_COLOR_COUNT  /* Number of colors, not a color itself */
-};
-
-static int led_set_color_battery(enum led_color color)
-{
-	switch (color) {
-	case LED_OFF:
-		ioex_set_level(IOEX_BAT_LED_WHITE_L, BAT_LED_OFF);
-		ioex_set_level(IOEX_BAT_LED_AMBER_L, BAT_LED_OFF);
-		break;
-	case LED_WHITE:
-		ioex_set_level(IOEX_BAT_LED_WHITE_L, BAT_LED_ON);
-		ioex_set_level(IOEX_BAT_LED_AMBER_L, BAT_LED_OFF);
-		break;
-	case LED_AMBER:
-		ioex_set_level(IOEX_BAT_LED_WHITE_L, BAT_LED_OFF);
-		ioex_set_level(IOEX_BAT_LED_AMBER_L, BAT_LED_ON);
-		break;
-	default:
-		return EC_ERROR_UNKNOWN;
-	}
-	return EC_SUCCESS;
-}
-
-void led_get_brightness_range(enum ec_led_id led_id, uint8_t *brightness_range)
-{
-	brightness_range[EC_LED_COLOR_WHITE] = 1;
-	brightness_range[EC_LED_COLOR_AMBER] = 1;
-}
-
-static int led_set_color(enum ec_led_id led_id, enum led_color color)
-{
-	int rv;
-
-	switch (led_id) {
-	case EC_LED_ID_BATTERY_LED:
-		rv = led_set_color_battery(color);
-		break;
-	default:
-		return EC_ERROR_UNKNOWN;
-	}
-	return rv;
-}
-
-int led_set_brightness(enum ec_led_id led_id, const uint8_t *brightness)
-{
-	if (brightness[EC_LED_COLOR_WHITE] != 0)
-		led_set_color(led_id, LED_WHITE);
-	else if (brightness[EC_LED_COLOR_AMBER] != 0)
-		led_set_color(led_id, LED_AMBER);
-	else
-		led_set_color(led_id, LED_OFF);
-
-	return EC_SUCCESS;
-}
-
-static void led_set_battery(void)
-{
-	static int battery_ticks;
-	static int power_ticks;
-	uint32_t chflags = charge_get_flags();
-
-	battery_ticks++;
-
-	/* override battery led for system suspend */
-	if (chipset_in_state(CHIPSET_STATE_SUSPEND |
-			     CHIPSET_STATE_STANDBY) &&
-	    charge_get_state() != PWR_STATE_CHARGE) {
-		led_set_color_battery(power_ticks++ & 0x2 ?
-				      LED_WHITE : LED_OFF);
-		return;
-	}
-
-	power_ticks = 0;
-
-	switch (charge_get_state()) {
-	case PWR_STATE_CHARGE:
-		led_set_color_battery(LED_AMBER);
-		break;
-	case PWR_STATE_DISCHARGE_FULL:
-		if (extpower_is_present()) {
-			led_set_color_battery(LED_WHITE);
-			break;
-		}
-		/* Intentional fall-through */
-	case PWR_STATE_DISCHARGE:
-		/*
-		 * Blink white light (1 sec on, 1 sec off)
-		 * when battery capacity is less than 10%
-		 */
-		if (charge_get_percent() < 10)
-			led_set_color_battery(
-				(battery_ticks & 0x2) ? LED_WHITE : LED_OFF);
-		else
-			led_set_color_battery(LED_OFF);
-		break;
-	case PWR_STATE_ERROR:
-		led_set_color_battery(
-			(battery_ticks % 0x2) ? LED_WHITE : LED_OFF);
-		break;
-	case PWR_STATE_CHARGE_NEAR_FULL:
-		led_set_color_battery(LED_WHITE);
-		break;
-	case PWR_STATE_IDLE: /* External power connected in IDLE */
-		if (chflags & CHARGE_FLAG_FORCE_IDLE)
-			led_set_color_battery(
-				(battery_ticks & 0x2) ? LED_AMBER : LED_OFF);
-		else
-			led_set_color_battery(LED_WHITE);
-		break;
-	default:
-		/* Other states don't alter LED behavior */
-		break;
-	}
-}
-
-/* Called by hook task every TICK */
-static void led_tick(void)
-{
-	if (led_auto_control_is_enabled(EC_LED_ID_BATTERY_LED))
-		led_set_battery();
-}
-DECLARE_HOOK(HOOK_TICK, led_tick, HOOK_PRIO_DEFAULT);