1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
|
/* 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.
*/
/* ryu sensor hub configuration */
#include "clock.h"
#include "common.h"
#include "console.h"
#include "driver/accelgyro_lsm6ds0.h"
#include "gpio.h"
#include "hooks.h"
#include "i2c.h"
#include "motion_sense.h"
#include "power.h"
#include "registers.h"
#include "task.h"
#include "util.h"
#include "gpio_list.h"
/* power signal list. Must match order of enum power_signal. */
const struct power_signal_info power_signal_list[] = {
{GPIO_AP_IN_SUSPEND, 1, "SUSPEND_ASSERTED"},
};
BUILD_ASSERT(ARRAY_SIZE(power_signal_list) == POWER_SIGNAL_COUNT);
/* I2C ports */
const struct i2c_port_t i2c_ports[] = {
{"master", I2C_PORT_MASTER, 100,
GPIO_MASTER_I2C_SCL, GPIO_MASTER_I2C_SDA},
{"slave", I2C_PORT_SLAVE, 100,
GPIO_SLAVE_I2C_SCL, GPIO_SLAVE_I2C_SDA},
};
const unsigned int i2c_ports_used = ARRAY_SIZE(i2c_ports);
/* Sensor mutex */
static struct mutex g_mutex;
/* lsm6ds0 local sensor data (per-sensor) */
struct lsm6ds0_data g_lsm6ds0_data[2];
struct motion_sensor_t motion_sensors[] = {
/*
* Note: lsm6ds0: supports accelerometer and gyro sensor
* Requirement: accelerometer sensor must init before gyro sensor
* DO NOT change the order of the following table.
*/
{.name = "Accel",
.active_mask = SENSOR_ACTIVE_S0_S3,
.chip = MOTIONSENSE_CHIP_LSM6DS0,
.type = MOTIONSENSE_TYPE_ACCEL,
.location = MOTIONSENSE_LOC_LID,
.drv = &lsm6ds0_drv,
.mutex = &g_mutex,
.drv_data = &g_lsm6ds0_data[0],
.i2c_addr = LSM6DS0_ADDR1,
.rot_standard_ref = NULL,
.default_odr = 119000,
.default_range = 2
},
{.name = "Gyro",
.active_mask = SENSOR_ACTIVE_S0_S3,
.chip = MOTIONSENSE_CHIP_LSM6DS0,
.type = MOTIONSENSE_TYPE_GYRO,
.location = MOTIONSENSE_LOC_LID,
.drv = &lsm6ds0_drv,
.mutex = &g_mutex,
.drv_data = &g_lsm6ds0_data[1],
.i2c_addr = LSM6DS0_ADDR1,
.rot_standard_ref = NULL,
.default_odr = 119000,
.default_range = 2000
},
};
const unsigned int motion_sensor_count = ARRAY_SIZE(motion_sensors);
/*
* Note: If a new sensor driver is added, make sure to update the following
* assert.
*/
BUILD_ASSERT(ARRAY_SIZE(motion_sensors) == ARRAY_SIZE(g_lsm6ds0_data));
void board_config_pre_init(void)
{
/*
* enable SYSCFG clock:
* otherwise the SYSCFG peripheral is not clocked during the pre-init
* and the register write as no effect.
*/
STM32_RCC_APB2ENR |= 1 << 0;
/* Delay 1 APB clock cycle after the clock is enabled */
clock_wait_bus_cycles(BUS_APB, 1);
/*
* Remap USART DMA to match the USART driver
* the DMA mapping is :
* Chan 4 : USART1_TX
* Chan 5 : USART1_RX
*/
STM32_SYSCFG_CFGR1 |= (1 << 9) | (1 << 10);/* Remap USART1 RX/TX DMA */
}
|
