/* Copyright (c) 2014 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.
 */
/* Strago board-specific configuration */

#include "als.h"
#include "charger.h"
#include "charge_state.h"
#include "driver/accel_kxcj9.h"
#include "driver/als_isl29035.h"
#include "driver/temp_sensor/tmp432.h"
#include "extpower.h"
#include "gpio.h"
#include "hooks.h"
#include "host_command.h"
#include "i2c.h"
#include "lid_switch.h"
#include "math_util.h"
#include "motion_lid.h"
#include "motion_sense.h"
#include "power.h"
#include "power_button.h"
#include "pwm.h"
#include "pwm_chip.h"
#include "registers.h"
#include "temp_sensor.h"
#include "temp_sensor_chip.h"
#include "thermal.h"
#include "util.h"

#define GPIO_KB_INPUT (GPIO_INPUT | GPIO_PULL_UP)
#define GPIO_KB_OUTPUT (GPIO_ODR_HIGH)
#define GPIO_KB_OUTPUT_COL2 (GPIO_OUT_LOW)

#include "gpio_list.h"

/* PWM channels. Must be in the exactly same order as in enum pwm_channel. */
const struct pwm_t pwm_channels[] = {
	{0, PWM_CONFIG_ACTIVE_LOW},
	{1, PWM_CONFIG_ACTIVE_LOW},
	{3, PWM_CONFIG_ACTIVE_LOW},
};

BUILD_ASSERT(ARRAY_SIZE(pwm_channels) == PWM_CH_COUNT);

/* power signal list.  Must match order of enum power_signal. */
const struct power_signal_info power_signal_list[] = {
	{GPIO_ALL_SYS_PGOOD,     1, "ALL_SYS_PWRGD"},
	{GPIO_RSMRST_L_PGOOD,    1, "RSMRST_N_PWRGD"},
	{GPIO_PCH_SLP_S3_L,      1, "SLP_S3#_DEASSERTED"},
	{GPIO_PCH_SLP_S4_L,      1, "SLP_S4#_DEASSERTED"},
};
BUILD_ASSERT(ARRAY_SIZE(power_signal_list) == POWER_SIGNAL_COUNT);

const struct i2c_port_t i2c_ports[]  = {
	{"batt_chg", MEC1322_I2C0_0, 100,
		GPIO_I2C_PORT0_SCL, GPIO_I2C_PORT0_SDA},
	{"sensors",  MEC1322_I2C1,   100,
		GPIO_I2C_PORT1_SCL, GPIO_I2C_PORT1_SDA},
	{"pd_mcu",   MEC1322_I2C2,   100,
		GPIO_I2C_PORT2_SCL, GPIO_I2C_PORT2_SDA},
	{"thermal",  MEC1322_I2C3,   100,
		GPIO_I2C_PORT3_SCL, GPIO_I2C_PORT3_SDA}
};
const unsigned int i2c_ports_used = ARRAY_SIZE(i2c_ports);

/*
 * Temperature sensors data; must be in same order as enum temp_sensor_id.
 * Sensor index and name must match those present in coreboot:
 *     src/mainboard/google/${board}/acpi/dptf.asl
 */
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},
	{"Battery", TEMP_SENSOR_TYPE_BATTERY, charge_temp_sensor_get_val,
		0, 4},
};
BUILD_ASSERT(ARRAY_SIZE(temp_sensors) == TEMP_SENSOR_COUNT);

/* ALS instances. Must be in same order as enum als_id. */
struct als_t als[] = {
	{"ISL", isl29035_read_lux, 5},
};
BUILD_ASSERT(ARRAY_SIZE(als) == ALS_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 */
	{{0, 0, 0}, 0, 0}, /* Battery Sensor */
};
BUILD_ASSERT(ARRAY_SIZE(thermal_params) == TEMP_SENSOR_COUNT);

int board_discharge_on_ac(int enable)
{
	return charger_discharge_on_ac(enable);
}

/* Four Motion sensors */
/* kxcj9 mutex and local/private data*/
static struct mutex g_kxcj9_mutex[2];
struct kxcj9_data g_kxcj9_data[2];

/* Matrix to rotate accelrator into standard reference frame */
const matrix_3x3_t base_standard_ref = {
	{ 0,  FLOAT_TO_FP(1),  0},
	{FLOAT_TO_FP(-1),  0,  0},
	{ 0,  0,  FLOAT_TO_FP(1)}
};

const matrix_3x3_t lid_standard_ref = {
	{FLOAT_TO_FP(-1),  0,  0},
	{ 0, FLOAT_TO_FP(-1),  0},
	{ 0,  0, FLOAT_TO_FP(-1)}
};

struct motion_sensor_t motion_sensors[] = {
	{.name = "Base Accel",
	 .active_mask = SENSOR_ACTIVE_S0,
	 .chip = MOTIONSENSE_CHIP_KXCJ9,
	 .type = MOTIONSENSE_TYPE_ACCEL,
	 .location = MOTIONSENSE_LOC_BASE,
	 .drv = &kxcj9_drv,
	 .mutex = &g_kxcj9_mutex[0],
	 .drv_data = &g_kxcj9_data[0],
	 .i2c_addr = KXCJ9_ADDR1,
	 .rot_standard_ref = &base_standard_ref,
	 .default_config = {
		 .odr = 100000,
		 .range = 2
	 }
	},
	{.name = "Lid Accel",
	 .active_mask = SENSOR_ACTIVE_S0,
	 .chip = MOTIONSENSE_CHIP_KXCJ9,
	 .type = MOTIONSENSE_TYPE_ACCEL,
	 .location = MOTIONSENSE_LOC_LID,
	 .drv = &kxcj9_drv,
	 .mutex = &g_kxcj9_mutex[1],
	 .drv_data = &g_kxcj9_data[1],
	 .i2c_addr = KXCJ9_ADDR0,
	 .rot_standard_ref = &lid_standard_ref,
	 .default_config = {
		 .odr = 100000,
		 .range = 2
	 }
	},
};
const unsigned int motion_sensor_count = ARRAY_SIZE(motion_sensors);

/* Define the accelerometer orientation matrices. */
const struct accel_orientation acc_orient = {
	/* Hinge aligns with x axis. */
	.rot_hinge_90 = {
		{ FLOAT_TO_FP(1),  0,  0},
		{ 0,  0,  FLOAT_TO_FP(1)},
		{ 0, FLOAT_TO_FP(-1),  0}
	},
	.rot_hinge_180 = {
		{ FLOAT_TO_FP(1),  0,  0},
		{ 0, FLOAT_TO_FP(-1),  0},
		{ 0,  0, FLOAT_TO_FP(-1)}
	},
	.hinge_axis = {1, 0, 0},
};

/*
 * In S3, power rail for sensors (+V3p3S) goes down asynchronous to EC. We need
 * to execute this routine first and set the sensor state to "Not Initialized".
 * This prevents the motion_sense_suspend hook routine from communicating with
 * the sensor.
 */
static void motion_sensors_pre_init(void)
{
	struct motion_sensor_t *sensor;
	int i;

	for (i = 0; i < motion_sensor_count; ++i) {
		sensor = &motion_sensors[i];
		sensor->state = SENSOR_NOT_INITIALIZED;

		sensor->runtime_config.odr = sensor->default_config.odr;
		sensor->runtime_config.range = sensor->default_config.range;
	}
}
DECLARE_HOOK(HOOK_CHIPSET_SUSPEND, motion_sensors_pre_init,
	MOTION_SENSE_HOOK_PRIO - 1);