This source file includes following definitions.
- st_accel_spi_probe
- st_accel_spi_remove
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10 #include <linux/kernel.h>
11 #include <linux/module.h>
12 #include <linux/slab.h>
13 #include <linux/spi/spi.h>
14 #include <linux/iio/iio.h>
15
16 #include <linux/iio/common/st_sensors.h>
17 #include <linux/iio/common/st_sensors_spi.h>
18 #include "st_accel.h"
19
20 #ifdef CONFIG_OF
21
22
23
24
25
26 static const struct of_device_id st_accel_of_match[] = {
27 {
28
29 .compatible = "st,lis302dl-spi",
30 .data = LIS3LV02DL_ACCEL_DEV_NAME,
31 },
32 {
33 .compatible = "st,lis3lv02dl-accel",
34 .data = LIS3LV02DL_ACCEL_DEV_NAME,
35 },
36 {
37 .compatible = "st,lis3dh-accel",
38 .data = LIS3DH_ACCEL_DEV_NAME,
39 },
40 {
41 .compatible = "st,lsm330d-accel",
42 .data = LSM330D_ACCEL_DEV_NAME,
43 },
44 {
45 .compatible = "st,lsm330dl-accel",
46 .data = LSM330DL_ACCEL_DEV_NAME,
47 },
48 {
49 .compatible = "st,lsm330dlc-accel",
50 .data = LSM330DLC_ACCEL_DEV_NAME,
51 },
52 {
53 .compatible = "st,lis331dlh-accel",
54 .data = LIS331DLH_ACCEL_DEV_NAME,
55 },
56 {
57 .compatible = "st,lsm330-accel",
58 .data = LSM330_ACCEL_DEV_NAME,
59 },
60 {
61 .compatible = "st,lsm303agr-accel",
62 .data = LSM303AGR_ACCEL_DEV_NAME,
63 },
64 {
65 .compatible = "st,lis2dh12-accel",
66 .data = LIS2DH12_ACCEL_DEV_NAME,
67 },
68 {
69 .compatible = "st,lis3l02dq",
70 .data = LIS3L02DQ_ACCEL_DEV_NAME,
71 },
72 {
73 .compatible = "st,lng2dm-accel",
74 .data = LNG2DM_ACCEL_DEV_NAME,
75 },
76 {
77 .compatible = "st,h3lis331dl-accel",
78 .data = H3LIS331DL_ACCEL_DEV_NAME,
79 },
80 {
81 .compatible = "st,lis331dl-accel",
82 .data = LIS331DL_ACCEL_DEV_NAME,
83 },
84 {
85 .compatible = "st,lis2dw12",
86 .data = LIS2DW12_ACCEL_DEV_NAME,
87 },
88 {
89 .compatible = "st,lis3dhh",
90 .data = LIS3DHH_ACCEL_DEV_NAME,
91 },
92 {
93 .compatible = "st,lis3de",
94 .data = LIS3DE_ACCEL_DEV_NAME,
95 },
96 {}
97 };
98 MODULE_DEVICE_TABLE(of, st_accel_of_match);
99 #else
100 #define st_accel_of_match NULL
101 #endif
102
103 static int st_accel_spi_probe(struct spi_device *spi)
104 {
105 const struct st_sensor_settings *settings;
106 struct st_sensor_data *adata;
107 struct iio_dev *indio_dev;
108 int err;
109
110 st_sensors_of_name_probe(&spi->dev, st_accel_of_match,
111 spi->modalias, sizeof(spi->modalias));
112
113 settings = st_accel_get_settings(spi->modalias);
114 if (!settings) {
115 dev_err(&spi->dev, "device name %s not recognized.\n",
116 spi->modalias);
117 return -ENODEV;
118 }
119
120 indio_dev = devm_iio_device_alloc(&spi->dev, sizeof(*adata));
121 if (!indio_dev)
122 return -ENOMEM;
123
124 adata = iio_priv(indio_dev);
125 adata->sensor_settings = (struct st_sensor_settings *)settings;
126
127 err = st_sensors_spi_configure(indio_dev, spi);
128 if (err < 0)
129 return err;
130
131 err = st_accel_common_probe(indio_dev);
132 if (err < 0)
133 return err;
134
135 return 0;
136 }
137
138 static int st_accel_spi_remove(struct spi_device *spi)
139 {
140 st_accel_common_remove(spi_get_drvdata(spi));
141
142 return 0;
143 }
144
145 static const struct spi_device_id st_accel_id_table[] = {
146 { LIS3DH_ACCEL_DEV_NAME },
147 { LSM330D_ACCEL_DEV_NAME },
148 { LSM330DL_ACCEL_DEV_NAME },
149 { LSM330DLC_ACCEL_DEV_NAME },
150 { LIS331DLH_ACCEL_DEV_NAME },
151 { LSM330_ACCEL_DEV_NAME },
152 { LSM303AGR_ACCEL_DEV_NAME },
153 { LIS2DH12_ACCEL_DEV_NAME },
154 { LIS3L02DQ_ACCEL_DEV_NAME },
155 { LNG2DM_ACCEL_DEV_NAME },
156 { H3LIS331DL_ACCEL_DEV_NAME },
157 { LIS331DL_ACCEL_DEV_NAME },
158 { LIS3LV02DL_ACCEL_DEV_NAME },
159 { LIS2DW12_ACCEL_DEV_NAME },
160 { LIS3DHH_ACCEL_DEV_NAME },
161 { LIS3DE_ACCEL_DEV_NAME },
162 {},
163 };
164 MODULE_DEVICE_TABLE(spi, st_accel_id_table);
165
166 static struct spi_driver st_accel_driver = {
167 .driver = {
168 .name = "st-accel-spi",
169 .of_match_table = of_match_ptr(st_accel_of_match),
170 },
171 .probe = st_accel_spi_probe,
172 .remove = st_accel_spi_remove,
173 .id_table = st_accel_id_table,
174 };
175 module_spi_driver(st_accel_driver);
176
177 MODULE_AUTHOR("Denis Ciocca <denis.ciocca@st.com>");
178 MODULE_DESCRIPTION("STMicroelectronics accelerometers spi driver");
179 MODULE_LICENSE("GPL v2");