board: Add reef_mchp board.

Create a new board reef_mchp based on production reef board
with original EC replaced with MEC1701 on interposer board.

BRANCH=none
BUG=none
TEST=Build and flash into board. Requires CoreBoot and
ChromiumOS rebuilt with cros_mec USE flag.

Change-Id: Ib93063586ca3b71f98d19c91d974138f880e5fd0
Signed-off-by: scott worley <scott.worley@microchip.corp-partner.google.com>
Reviewed-on: https://chromium-review.googlesource.com/1054729
Commit-Ready: ChromeOS CL Exonerator Bot <chromiumos-cl-exonerator@appspot.gserviceaccount.com>
Tested-by: Randall Spangler <rspangler@chromium.org>
Reviewed-by: Randall Spangler <rspangler@chromium.org>

1 files changed, 350 insertions, 0 deletions

diff --git a/board/reef_mchp/board.h b/board/reef_mchp/board.h
new file mode 100644
index 0000000000..1afd0aed3a
--- /dev/null
+++ b/board/reef_mchp/board.h
@@ -0,0 +1,350 @@
+/* Copyright 2016 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.
+ */
+
+/* Reef board configuration */
+
+#ifndef __CROS_EC_BOARD_H
+#define __CROS_EC_BOARD_H
+
+/*
+ * By default, enable all console messages excepted HC, ACPI and event:
+ * The sensor stack is generating a lot of activity.
+ */
+#define CC_DEFAULT     (CC_ALL & ~(CC_MASK(CC_EVENTS) | CC_MASK(CC_LPC)))
+#undef CONFIG_HOSTCMD_DEBUG_MODE
+#define CONFIG_HOSTCMD_DEBUG_MODE HCDEBUG_OFF
+
+
+/* EC console commands  */
+#define CONFIG_CMD_ACCELS
+#define CONFIG_CMD_ACCEL_INFO
+#define CONFIG_CMD_BATT_MFG_ACCESS
+#define CONFIG_CMD_CHARGER_ADC_AMON_BMON
+#define CONFIG_CHARGER_SENSE_RESISTOR		10
+#define CONFIG_CHARGER_SENSE_RESISTOR_AC	10
+#define BD9995X_IOUT_GAIN_SELECT \
+		BD9995X_CMD_PMON_IOUT_CTRL_SET_IOUT_GAIN_SET_20V
+
+#define CONFIG_CHARGER_PSYS_READ
+#define BD9995X_PSYS_GAIN_SELECT \
+		BD9995X_CMD_PMON_IOUT_CTRL_SET_PMON_GAIN_SET_02UAW
+
+#define CONFIG_CMD_I2C_STRESS_TEST
+#define CONFIG_CMD_I2C_STRESS_TEST_ACCEL
+#define CONFIG_CMD_I2C_STRESS_TEST_ALS
+#define CONFIG_CMD_I2C_STRESS_TEST_BATTERY
+#define CONFIG_CMD_I2C_STRESS_TEST_CHARGER
+#define CONFIG_CMD_I2C_STRESS_TEST_TCPC
+
+/* Battery */
+#define CONFIG_BATTERY_DEVICE_CHEMISTRY  "LION"
+#define CONFIG_BATTERY_CUT_OFF
+#define CONFIG_BATTERY_PRESENT_CUSTOM
+#define CONFIG_BATTERY_SMART
+
+/* Charger */
+#define CONFIG_CHARGE_MANAGER
+#define CONFIG_CHARGE_RAMP_SW
+#define CONFIG_CHARGER
+#define CONFIG_CHARGER_V2
+#define CONFIG_CHARGER_BD9995X
+#define CONFIG_CHARGER_BD9995X_CHGEN
+#define CONFIG_CHARGER_DISCHARGE_ON_AC
+#define CONFIG_CHARGER_INPUT_CURRENT 512
+#define CONFIG_CHARGER_LIMIT_POWER_THRESH_BAT_PCT 1
+#define CONFIG_CHARGER_LIMIT_POWER_THRESH_CHG_MW 18000
+#define CONFIG_CHARGER_MAINTAIN_VBAT
+#define CONFIG_CHARGER_MIN_BAT_PCT_FOR_POWER_ON 1
+#define CONFIG_USB_CHARGER
+#define CONFIG_CHARGER_PROFILE_OVERRIDE
+#define CONFIG_CHARGER_PROFILE_OVERRIDE_COMMON
+#undef  CONFIG_CHARGER_PROFILE_VOLTAGE_RANGES
+#define CONFIG_CHARGER_PROFILE_VOLTAGE_RANGES 3
+#define CONFIG_CHARGE_MANAGER_EXTERNAL_POWER_LIMIT
+
+/* USB-A config */
+#define CONFIG_USB_PORT_POWER_SMART
+#define CONFIG_USB_PORT_POWER_SMART_DEFAULT_MODE USB_CHARGE_MODE_CDP
+#define CONFIG_USB_PORT_POWER_SMART_SIMPLE
+#undef CONFIG_USB_PORT_POWER_SMART_PORT_COUNT
+#define CONFIG_USB_PORT_POWER_SMART_PORT_COUNT 1
+#define GPIO_USB1_ILIM_SEL GPIO_USB_A_CHARGE_EN_L
+#define GPIO_USB_CTL1 GPIO_EN_PP5000
+
+#define CONFIG_TABLET_MODE
+
+/* USB PD config */
+#define CONFIG_CMD_PD_CONTROL
+#define CONFIG_USB_PD_ALT_MODE
+#define CONFIG_USB_PD_ALT_MODE_DFP
+#define CONFIG_USB_PD_DUAL_ROLE
+#define CONFIG_USB_PD_DUAL_ROLE_AUTO_TOGGLE
+#define CONFIG_USB_PD_DISCHARGE_TCPC
+#define CONFIG_USB_PD_LOGGING
+#define CONFIG_USB_PD_MAX_SINGLE_SOURCE_CURRENT TYPEC_RP_3A0
+#define CONFIG_USB_PD_PORT_COUNT 2
+#define CONFIG_USB_PD_VBUS_DETECT_CHARGER
+#define CONFIG_USB_PD_TCPC_LOW_POWER
+#define CONFIG_USB_PD_TCPM_MUX  /* for both PS8751 and ANX3429 */
+#define CONFIG_USB_PD_TCPM_ANX3429 /* Silicon on Reef is ANX3429 */
+#define CONFIG_USB_PD_TCPM_PS8751
+#define CONFIG_USB_PD_TCPM_TCPCI
+#define CONFIG_USB_PD_TRY_SRC
+#define CONFIG_USB_POWER_DELIVERY
+#define CONFIG_USB_PD_COMM_LOCKED
+
+#define CONFIG_USBC_SS_MUX
+#define CONFIG_USBC_SS_MUX_DFP_ONLY
+#define CONFIG_USBC_VCONN
+#define CONFIG_USBC_VCONN_SWAP
+
+/* SoC / PCH */
+#define CONFIG_HOSTCMD_LPC
+#define CONFIG_CHIPSET_APOLLOLAKE
+#define CONFIG_CHIPSET_RESET_HOOK
+#define CONFIG_POWER_BUTTON
+#define CONFIG_POWER_BUTTON_X86
+#define CONFIG_POWER_COMMON
+#define CONFIG_POWER_S0IX
+#define CONFIG_POWER_TRACK_HOST_SLEEP_STATE
+
+/* EC */
+#define CONFIG_ADC
+#define CONFIG_BOARD_VERSION_CUSTOM
+#define CONFIG_EXTPOWER_GPIO
+#undef   CONFIG_EXTPOWER_DEBOUNCE_MS
+#define  CONFIG_EXTPOWER_DEBOUNCE_MS 1000
+#define CONFIG_FPU
+#define CONFIG_HOSTCMD_FLASH_SPI_INFO
+#define CONFIG_I2C
+#define CONFIG_I2C_MASTER
+#define CONFIG_KEYBOARD_BOARD_CONFIG
+#define CONFIG_KEYBOARD_PROTOCOL_8042
+#define CONFIG_KEYBOARD_COL2_INVERTED
+#define CONFIG_KEYBOARD_PWRBTN_ASSERTS_KSI2
+#define CONFIG_LED_COMMON
+#define CONFIG_LID_SWITCH
+#define CONFIG_LOW_POWER_IDLE
+#define CONFIG_LTO
+#define CONFIG_POWER_SIGNAL_INTERRUPT_STORM_DETECT_THRESHOLD 30
+#define CONFIG_PWM
+#define CONFIG_TEMP_SENSOR
+#define CONFIG_THERMISTOR_NCP15WB
+#define CONFIG_DPTF
+#define CONFIG_DPTF_DEVICE_ORIENTATION
+#define CONFIG_SCI_GPIO GPIO_PCH_SCI_L
+#define CONFIG_VOLUME_BUTTONS
+#define GPIO_VOLUME_DOWN_L GPIO_EC_VOLDN_BTN_ODL
+#define GPIO_VOLUME_UP_L GPIO_EC_VOLUP_BTN_ODL
+#define CONFIG_VBOOT_HASH
+#define CONFIG_BACKLIGHT_LID
+#define CONFIG_WIRELESS
+#define CONFIG_WIRELESS_SUSPEND EC_WIRELESS_SWITCH_WLAN_POWER
+#define CONFIG_WLAN_POWER_ACTIVE_LOW
+#define  WIRELESS_GPIO_WLAN_POWER GPIO_WIRELESS_GPIO_WLAN_POWER
+#define CONFIG_PWR_STATE_DISCHARGE_FULL
+
+/*
+ * During shutdown sequence TPS65094x PMIC turns off the sensor rails
+ * asynchronously to the EC. If we access the sensors when the sensor power
+ * rails are off we get I2C errors. To avoid this issue, defer switching
+ * the sensors rate if in S3. By the time deferred function is serviced if
+ * the chipset is in S5 we can back out from switching the sensor rate.
+ *
+ * Time taken by V1P8U rail to go down from S3 is 30ms to 60ms hence defer
+ * the sensor switching after 60ms.
+ */
+#undef CONFIG_MOTION_SENSE_SUSPEND_DELAY_US
+#define CONFIG_MOTION_SENSE_SUSPEND_DELAY_US (MSEC * 60)
+
+/*
+ * MEC1701H loads firmware using QMSPI controller
+ * CONFIG_SPI_FLASH_PORT is the index into
+ * spi_devices[] in board.c
+ */
+#define CONFIG_SPI_FLASH_PORT 0
+#define CONFIG_SPI_FLASH
+
+#define CONFIG_FLASH_SIZE 524288
+#define CONFIG_SPI_FLASH_REGS
+#define CONFIG_SPI_FLASH_W25Q40	/* FIXME: Should be GD25LQ40? */
+
+/*
+ * Enable 1 slot of secure temporary storage to support
+ * suspend/resume with read/write memory training.
+ */
+#define CONFIG_VSTORE
+#define CONFIG_VSTORE_SLOT_COUNT 1
+
+/* Optional feature - used by MCHP */
+#define CONFIG_CLOCK_CRYSTAL /* interposer board uses parallel crystal */
+#define CONFIG_WATCHDOG_HELP /* required for MCHP MEC17xx */
+#define CONFIG_BOARD_PRE_INIT
+
+/* I2C ports */
+#define I2C_CONTROLLER_COUNT	4
+#define I2C_PORT_COUNT		5
+
+#define I2C_PORT_GYRO			MCHP_I2C_PORT6
+#define I2C_PORT_LID_ACCEL		MCHP_I2C_PORT7
+#define I2C_PORT_ALS			MCHP_I2C_PORT7
+#define I2C_PORT_BARO			MCHP_I2C_PORT7
+#define I2C_PORT_BATTERY		MCHP_I2C_PORT3
+#define I2C_PORT_CHARGER		MCHP_I2C_PORT3
+/* Accelerometer and Gyroscope are the same device. */
+#define I2C_PORT_ACCEL			I2C_PORT_GYRO
+
+/* Sensors */
+#define CONFIG_MKBP_EVENT
+#define CONFIG_MKBP_USE_HOST_EVENT
+#define CONFIG_ACCELGYRO_BMI160
+#define CONFIG_ACCEL_INTERRUPTS
+#define CONFIG_ACCELGYRO_BMI160_INT_EVENT TASK_EVENT_CUSTOM(4)
+#define CONFIG_MAG_BMI160_BMM150
+#define BMM150_I2C_ADDRESS BMM150_ADDR0	/* 8-bit address */
+#define CONFIG_MAG_CALIBRATE
+#define CONFIG_ACCEL_KX022
+#define CONFIG_ALS_OPT3001
+#define CONFIG_BARO_BMP280
+#define CONFIG_LID_ANGLE
+#define CONFIG_LID_ANGLE_UPDATE
+#define CONFIG_LID_ANGLE_SENSOR_BASE BASE_ACCEL
+#define CONFIG_LID_ANGLE_SENSOR_LID LID_ACCEL
+
+/* FIFO size is in power of 2. */
+#define CONFIG_ACCEL_FIFO 1024
+
+/* Depends on how fast the AP boots and typical ODRs */
+#define CONFIG_ACCEL_FIFO_THRES (CONFIG_ACCEL_FIFO / 3)
+
+
+#ifndef __ASSEMBLER__
+
+#include "gpio_signal.h"
+#include "registers.h"
+
+/* ADC signal */
+enum adc_channel {
+	ADC_TEMP_SENSOR_CHARGER,	/* ADC0 */
+	ADC_TEMP_SENSOR_AMB,		/* ADC1 */
+	ADC_BOARD_ID,			/* ADC2 */
+	ADC_CH_COUNT
+};
+
+enum pwm_channel {
+	PWM_CH_LED_GREEN = 0,
+	PWM_CH_LED_RED,
+	/* Number of PWM channels */
+	PWM_CH_COUNT
+};
+
+enum power_signal {
+#ifdef CONFIG_POWER_S0IX
+	X86_SLP_S0_N,
+#endif
+	X86_RSMRST_N,
+	X86_SLP_S3_N,
+	X86_SLP_S4_N,
+	X86_SUSPWRDNACK,
+
+	X86_ALL_SYS_PG,		/* PMIC_EC_PWROK_OD */
+	X86_PGOOD_PP3300,	/* GPIO_PP3300_PG */
+	X86_PGOOD_PP5000,	/* GPIO_PP5000_PG */
+
+	/* Number of X86 signals */
+	POWER_SIGNAL_COUNT
+};
+
+enum temp_sensor_id {
+	TEMP_SENSOR_BATTERY = 0,
+	TEMP_SENSOR_AMBIENT,
+	TEMP_SENSOR_CHARGER,
+	TEMP_SENSOR_COUNT
+};
+
+/* MCHP - new Reef code not using TASK_ALS */
+/*
+ * For backward compatibility, to report ALS via ACPI,
+ * Define the number of ALS sensors: motion_sensor copy the data to the ALS
+ * memmap region.
+ */
+#define CONFIG_ALS
+#define ALS_COUNT 1
+
+/*
+ * Motion sensors:
+ * When reading through IO memory is set up for sensors (LPC is used),
+ * the first 2 entries must be accelerometers, then gyroscope.
+ * For BMI160, accel, gyro and compass sensors must be next to each other.
+ */
+enum sensor_id {
+	LID_ACCEL = 0,
+	BASE_ACCEL,
+	BASE_GYRO,
+	BASE_MAG,
+	BASE_BARO,
+	LID_ALS,	/* firmware-reef-9042.B doesn't have this */
+};
+
+enum reef_board_version {
+	BOARD_VERSION_UNKNOWN = -1,
+	BOARD_VERSION_1,
+	BOARD_VERSION_2,
+	BOARD_VERSION_3,
+	BOARD_VERSION_4,
+	BOARD_VERSION_5,
+	BOARD_VERSION_6,
+	BOARD_VERSION_7,
+	BOARD_VERSION_8,
+	BOARD_VERSION_COUNT,
+};
+
+/* TODO: determine the following board specific type-C power constants */
+/* FIXME(dhendrix): verify all of the below PD_* numbers */
+/*
+ * delay to turn on the power supply max is ~16ms.
+ * delay to turn off the power supply max is about ~180ms.
+ */
+#define PD_POWER_SUPPLY_TURN_ON_DELAY  30000  /* us */
+#define PD_POWER_SUPPLY_TURN_OFF_DELAY 250000 /* us */
+
+/* delay to turn on/off vconn */
+#define PD_VCONN_SWAP_DELAY 5000 /* us */
+
+/* Define typical operating power and max power */
+#define PD_OPERATING_POWER_MW 15000
+#define PD_MAX_POWER_MW       45000
+#define PD_MAX_CURRENT_MA     3000
+#define PD_MAX_VOLTAGE_MV     20000
+
+/* Reset PD MCU */
+void board_reset_pd_mcu(void);
+
+int board_get_version(void);
+
+void board_set_tcpc_power_mode(int port, int mode);
+void board_print_tcpc_fw_version(int port);
+
+/* Map I2C port to controller */
+int board_i2c_p2c(int port);
+
+/* Return the two slave addresses the specified
+ * controller will respond to when controller
+ * is acting as a slave.
+ * b[6:0]  = b[7:1] of I2C address 1
+ * b[14:8] = b[7:1] of I2C address 2
+ */
+uint16_t board_i2c_slave_addrs(int controller);
+
+/* MCHP - firwmare-reef-9042.B does have LID_ALS bit
+ * because its using TASK_ALS ?
+ */
+/* Sensors without hardware FIFO are in forced mode */
+#define CONFIG_ACCEL_FORCE_MODE_MASK \
+	((1 << LID_ACCEL) | (1 << BASE_BARO) | (1 << LID_ALS))
+
+#endif /* !__ASSEMBLER__ */
+
+#endif /* __CROS_EC_BOARD_H */