-
Notifications
You must be signed in to change notification settings - Fork 1k
/
sam_bringup.c
349 lines (288 loc) · 8.52 KB
/
sam_bringup.c
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
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
/****************************************************************************
* boards/arm/sama5/sama5d4-ek/src/sam_bringup.c
*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership. The
* ASF licenses this file to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance with the
* License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
* License for the specific language governing permissions and limitations
* under the License.
*
****************************************************************************/
/****************************************************************************
* Included Files
****************************************************************************/
#include <nuttx/config.h>
#include <sys/mount.h>
#include <stdbool.h>
#include <stdio.h>
#include <errno.h>
#include <debug.h>
#include <nuttx/fs/fs.h>
#ifdef CONFIG_USBMONITOR
# include <nuttx/usb/usbmonitor.h>
#endif
#include <nuttx/drivers/ramdisk.h>
#include <nuttx/i2c/i2c_master.h>
#include "sam_twi.h"
#include "sama5d4-ek.h"
#ifdef HAVE_ROMFS
# include <arch/board/boot_romfsimg.h>
#endif
/****************************************************************************
* Pre-processor Definitions
****************************************************************************/
#define NSECTORS(n) \
(((n)+CONFIG_SAMA5D4EK_ROMFS_ROMDISK_SECTSIZE-1) / \
CONFIG_SAMA5D4EK_ROMFS_ROMDISK_SECTSIZE)
/****************************************************************************
* Private Functions
****************************************************************************/
/****************************************************************************
* Name: sam_i2c_register
*
* Description:
* Register one I2C drivers for the I2C tool.
*
****************************************************************************/
#ifdef HAVE_I2CTOOL
static void sam_i2c_register(int bus)
{
struct i2c_master_s *i2c;
int ret;
i2c = sam_i2cbus_initialize(bus);
if (i2c == NULL)
{
_err("ERROR: Failed to get I2C%d interface\n", bus);
}
else
{
ret = i2c_register(i2c, bus);
if (ret < 0)
{
_err("ERROR: Failed to register I2C%d driver: %d\n", bus, ret);
sam_i2cbus_uninitialize(i2c);
}
}
}
#endif
/****************************************************************************
* Name: sam_i2ctool
*
* Description:
* Register I2C drivers for the I2C tool.
*
****************************************************************************/
#ifdef HAVE_I2CTOOL
static void sam_i2ctool(void)
{
#ifdef CONFIG_SAMA5_TWI0
sam_i2c_register(0);
#endif
#ifdef CONFIG_SAMA5_TWI1
sam_i2c_register(1);
#endif
#ifdef CONFIG_SAMA5_TWI2
sam_i2c_register(2);
#endif
#ifdef CONFIG_SAMA5_TWI3
sam_i2c_register(3);
#endif
}
#else
# define sam_i2ctool()
#endif
/****************************************************************************
* Public Functions
****************************************************************************/
/****************************************************************************
* Name: sam_bringup
*
* Description:
* Bring up board features
*
****************************************************************************/
int sam_bringup(void)
{
int ret;
/* Register I2C drivers on behalf of the I2C tool */
sam_i2ctool();
#ifdef HAVE_NAND
/* Initialize the NAND driver */
ret = sam_nand_automount(NAND_MINOR);
if (ret < 0)
{
_err("ERROR: sam_nand_automount failed: %d\n", ret);
}
#endif
#ifdef HAVE_AT25
/* Initialize the AT25 driver */
ret = sam_at25_automount(AT25_MINOR);
if (ret < 0)
{
_err("ERROR: sam_at25_automount failed: %d\n", ret);
}
#endif
#ifdef HAVE_HSMCI
#ifdef CONFIG_SAMA5_HSMCI0
/* Initialize the HSMCI0 driver */
ret = sam_hsmci_initialize(HSMCI0_SLOTNO, HSMCI0_MINOR);
if (ret < 0)
{
_err("ERROR: sam_hsmci_initialize(%d,%d) failed: %d\n",
HSMCI0_SLOTNO, HSMCI0_MINOR, ret);
}
#ifdef CONFIG_SAMA5D4EK_HSMCI0_MOUNT
else
{
/* REVISIT:
* A delay seems to be required here or the mount will fail.
*/
/* Mount the volume on HSMCI0 */
ret = nx_mount(CONFIG_SAMA5D4EK_HSMCI0_MOUNT_BLKDEV,
CONFIG_SAMA5D4EK_HSMCI0_MOUNT_MOUNTPOINT,
CONFIG_SAMA5D4EK_HSMCI0_MOUNT_FSTYPE,
0, NULL);
if (ret < 0)
{
_err("ERROR: Failed to mount %s: %d\n",
CONFIG_SAMA5D4EK_HSMCI0_MOUNT_MOUNTPOINT, ret);
}
}
#endif
#endif
#ifdef CONFIG_SAMA5_HSMCI1
/* Initialize the HSMCI1 driver */
ret = sam_hsmci_initialize(HSMCI1_SLOTNO, HSMCI1_MINOR);
if (ret < 0)
{
_err("ERROR: sam_hsmci_initialize(%d,%d) failed: %d\n",
HSMCI1_SLOTNO, HSMCI1_MINOR, ret);
}
#ifdef CONFIG_SAMA5D4EK_HSMCI1_MOUNT
else
{
/* REVISIT: A delay seems to be required here or the mount will fail */
/* Mount the volume on HSMCI1 */
ret = nx_mount(CONFIG_SAMA5D4EK_HSMCI1_MOUNT_BLKDEV,
CONFIG_SAMA5D4EK_HSMCI1_MOUNT_MOUNTPOINT,
CONFIG_SAMA5D4EK_HSMCI1_MOUNT_FSTYPE,
0, NULL);
if (ret < 0)
{
_err("ERROR: Failed to mount %s: %d\n",
CONFIG_SAMA5D4EK_HSMCI1_MOUNT_MOUNTPOINT, ret);
}
}
#endif
#endif
#endif
#ifdef HAVE_AUTOMOUNTER
/* Initialize the auto-mounter */
sam_automount_initialize();
#endif
#ifdef HAVE_ROMFS
/* Create a ROM disk for the /etc filesystem */
ret = romdisk_register(CONFIG_SAMA5D4EK_ROMFS_ROMDISK_MINOR, romfs_img,
NSECTORS(romfs_img_len),
CONFIG_SAMA5D4EK_ROMFS_ROMDISK_SECTSIZE);
if (ret < 0)
{
_err("ERROR: romdisk_register failed: %d\n", -ret);
}
else
{
/* Mount the file system */
ret = nx_mount(CONFIG_SAMA5D4EK_ROMFS_ROMDISK_DEVNAME,
CONFIG_SAMA5D4EK_ROMFS_MOUNT_MOUNTPOINT,
"romfs", MS_RDONLY, NULL);
if (ret < 0)
{
_err("ERROR: nx_mount(%s,%s,romfs) failed: %d\n",
CONFIG_SAMA5D4EK_ROMFS_ROMDISK_DEVNAME,
CONFIG_SAMA5D4EK_ROMFS_MOUNT_MOUNTPOINT, ret);
}
}
#endif
#ifdef HAVE_USBHOST
/* Initialize USB host operation. sam_usbhost_initialize() starts a thread
* will monitor for USB connection and disconnection events.
*/
ret = sam_usbhost_initialize();
if (ret != OK)
{
_err("ERROR: Failed to initialize USB host: %d\n", ret);
}
#endif
#ifdef HAVE_USBMONITOR
/* Start the USB Monitor */
ret = usbmonitor_start();
if (ret != OK)
{
_err("ERROR: Failed to start the USB monitor: %d\n", ret);
}
#endif
#ifdef HAVE_MAXTOUCH
/* Initialize the touchscreen */
ret = sam_tsc_setup(0);
if (ret < 0)
{
syslog(LOG_ERR, "ERROR: sam_tsc_setup failed: %d\n", ret);
}
#endif
#ifdef CONFIG_PWM
/* Initialize PWM and register the PWM device. */
ret = sam_pwm_setup();
if (ret < 0)
{
syslog(LOG_ERR, "ERROR: sam_pwm_setup() failed: %d\n", ret);
}
#endif
#ifdef CONFIG_ADC
/* Initialize ADC and register the ADC driver. */
ret = sam_adc_setup();
if (ret < 0)
{
syslog(LOG_ERR, "ERROR: sam_adc_setup failed: %d\n", ret);
}
#endif
#ifdef HAVE_WM8904
/* Configure WM8904 audio */
ret = sam_wm8904_initialize(0);
if (ret != OK)
{
_err("ERROR: Failed to initialize WM8904 audio: %d\n", ret);
}
#endif
#ifdef HAVE_AUDIO_NULL
/* Configure the NULL audio device */
ret = sam_audio_null_initialize(0);
if (ret != OK)
{
_err("ERROR: Failed to initialize the NULL audio device: %d\n", ret);
}
#endif
#ifdef CONFIG_FS_PROCFS
/* Mount the procfs file system */
ret = nx_mount(NULL, SAMA5_PROCFS_MOUNTPOINT, "procfs", 0, NULL);
if (ret < 0)
{
_err("ERROR: Failed to mount procfs at %s: %d\n",
SAMA5_PROCFS_MOUNTPOINT, ret);
}
#endif
/* If we got here then perhaps not all initialization was successful, but
* at least enough succeeded to bring-up NSH with perhaps reduced
* capabilities.
*/
UNUSED(ret);
return OK;
}