1 /*
2 * Copyright (c) 2024 TOKITA Hiroshi
3 *
4 * SPDX-License-Identifier: Apache-2.0
5 */
6
7 #define DT_DRV_COMPAT vnd_i2s
8
9 #include <zephyr/kernel.h>
10 #include <zephyr/drivers/i2s.h>
11
vnd_i2s_configure(const struct device * dev,enum i2s_dir dir,const struct i2s_config * i2s_cfg)12 static int vnd_i2s_configure(const struct device *dev, enum i2s_dir dir,
13 const struct i2s_config *i2s_cfg)
14 {
15 return -ENOTSUP;
16 }
17
vnd_i2s_config_get(const struct device * dev,enum i2s_dir dir)18 static const struct i2s_config *vnd_i2s_config_get(const struct device *dev, enum i2s_dir dir)
19 {
20 return NULL;
21 }
22
vnd_i2s_trigger(const struct device * dev,enum i2s_dir dir,enum i2s_trigger_cmd cmd)23 static int vnd_i2s_trigger(const struct device *dev, enum i2s_dir dir, enum i2s_trigger_cmd cmd)
24 {
25 return -ENOTSUP;
26 }
27
vnd_i2s_read(const struct device * dev,void ** mem_block,size_t * size)28 static int vnd_i2s_read(const struct device *dev, void **mem_block, size_t *size)
29 {
30 return -ENOTSUP;
31 }
32
vnd_i2s_write(const struct device * dev,void * mem_block,size_t size)33 static int vnd_i2s_write(const struct device *dev, void *mem_block, size_t size)
34 {
35 return -ENOTSUP;
36 }
37
38 static DEVICE_API(i2s, vnd_i2s_driver_api) = {
39 .configure = vnd_i2s_configure,
40 .config_get = vnd_i2s_config_get,
41 .trigger = vnd_i2s_trigger,
42 .read = vnd_i2s_read,
43 .write = vnd_i2s_write,
44 };
45
vnd_i2s_init(const struct device * dev)46 static int vnd_i2s_init(const struct device *dev)
47 {
48 return 0;
49 }
50
51 #define VND_I2S_INIT(index) \
52 DEVICE_DT_INST_DEFINE(index, &vnd_i2s_init, NULL, NULL, NULL, POST_KERNEL, \
53 CONFIG_I2S_INIT_PRIORITY, &vnd_i2s_driver_api);
54
55 DT_INST_FOREACH_STATUS_OKAY(VND_I2S_INIT)
56
