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1dbae815 1/*
1dbae815
TL
2 * Copyright (C) 2005 Nokia Corporation
3 * Author: Paul Mundt <paul.mundt@nokia.com>
4 *
8d61649d 5 * Copyright (C) 2011 Texas Instruments Incorporated - http://www.ti.com/
1dbae815 6 *
8d61649d
BC
7 * Modified from the original mach-omap/omap2/board-generic.c did by Paul
8 * to support the OMAP2+ device tree boards with an unique board file.
1dbae815
TL
9 *
10 * This program is free software; you can redistribute it and/or modify
11 * it under the terms of the GNU General Public License version 2 as
12 * published by the Free Software Foundation.
13 */
8d61649d 14#include <linux/io.h>
fbf75da7 15#include <linux/of_irq.h>
8d61649d
BC
16#include <linux/of_platform.h>
17#include <linux/irqdomain.h>
1dbae815 18
8c51b034 19#include <asm/setup.h>
1dbae815 20#include <asm/mach/arch.h>
5f35dc47 21#include <asm/system_info.h>
1dbae815 22
4e65331c 23#include "common.h"
8d61649d 24
31957609 25static const struct of_device_id omap_dt_match_table[] __initconst = {
8d61649d
BC
26 { .compatible = "simple-bus", },
27 { .compatible = "ti,omap-infra", },
28 { }
b3c6df3a
PW
29};
30
1dbae815
TL
31static void __init omap_generic_init(void)
32{
6a0e6b38
TV
33 omapdss_early_init_of();
34
8651bd8c 35 pdata_quirks_init(omap_dt_match_table);
dcdf407b
TV
36
37 omapdss_init_of();
1dbae815
TL
38}
39
0e02a8c1 40#ifdef CONFIG_SOC_OMAP2420
58cda01e 41static const char *const omap242x_boards_compat[] __initconst = {
8d61649d
BC
42 "ti,omap2420",
43 NULL,
44};
45
46DT_MACHINE_START(OMAP242X_DT, "Generic OMAP2420 (Flattened Device Tree)")
47 .reserve = omap_reserve,
48 .map_io = omap242x_map_io,
49 .init_early = omap2420_init_early,
8d61649d 50 .init_machine = omap_generic_init,
6f82e25d 51 .init_time = omap_init_time,
8d61649d 52 .dt_compat = omap242x_boards_compat,
187e3e06 53 .restart = omap2xxx_restart,
8d61649d
BC
54MACHINE_END
55#endif
56
0e02a8c1 57#ifdef CONFIG_SOC_OMAP2430
58cda01e 58static const char *const omap243x_boards_compat[] __initconst = {
8d61649d
BC
59 "ti,omap2430",
60 NULL,
61};
62
63DT_MACHINE_START(OMAP243X_DT, "Generic OMAP2430 (Flattened Device Tree)")
71ee7dad 64 .reserve = omap_reserve,
8d61649d
BC
65 .map_io = omap243x_map_io,
66 .init_early = omap2430_init_early,
1dbae815 67 .init_machine = omap_generic_init,
6f82e25d 68 .init_time = omap_init_time,
8d61649d 69 .dt_compat = omap243x_boards_compat,
187e3e06 70 .restart = omap2xxx_restart,
8d61649d
BC
71MACHINE_END
72#endif
73
0e02a8c1 74#ifdef CONFIG_ARCH_OMAP3
71c4f602
TL
75/* Some boards need board name for legacy userspace in /proc/cpuinfo */
76static const char *const n900_boards_compat[] __initconst = {
77 "nokia,omap3-n900",
78 NULL,
79};
80
5f35dc47
ID
81/* Set system_rev from atags */
82static void __init rx51_set_system_rev(const struct tag *tags)
83{
84 const struct tag *tag;
85
86 if (tags->hdr.tag != ATAG_CORE)
87 return;
88
89 for_each_tag(tag, tags) {
90 if (tag->hdr.tag == ATAG_REVISION) {
91 system_rev = tag->u.revision.rev;
92 break;
93 }
94 }
95}
96
8c51b034
ID
97/* Legacy userspace on Nokia N900 needs ATAGS exported in /proc/atags,
98 * save them while the data is still not overwritten
99 */
100static void __init rx51_reserve(void)
101{
5f35dc47
ID
102 const struct tag *tags = (const struct tag *)(PAGE_OFFSET + 0x100);
103
104 save_atags(tags);
105 rx51_set_system_rev(tags);
8c51b034
ID
106 omap_reserve();
107}
108
71c4f602 109DT_MACHINE_START(OMAP3_N900_DT, "Nokia RX-51 board")
8c51b034 110 .reserve = rx51_reserve,
71c4f602
TL
111 .map_io = omap3_map_io,
112 .init_early = omap3430_init_early,
113 .init_machine = omap_generic_init,
114 .init_late = omap3_init_late,
6f82e25d 115 .init_time = omap_init_time,
71c4f602
TL
116 .dt_compat = n900_boards_compat,
117 .restart = omap3xxx_restart,
118MACHINE_END
119
120/* Generic omap3 boards, most boards can use these */
58cda01e 121static const char *const omap3_boards_compat[] __initconst = {
b83a08fe 122 "ti,omap3430",
8d61649d
BC
123 "ti,omap3",
124 NULL,
125};
126
127DT_MACHINE_START(OMAP3_DT, "Generic OMAP3 (Flattened Device Tree)")
128 .reserve = omap_reserve,
129 .map_io = omap3_map_io,
130 .init_early = omap3430_init_early,
93651b85 131 .init_machine = omap_generic_init,
990fa4f5 132 .init_late = omap3_init_late,
6f82e25d 133 .init_time = omap_init_time,
8d61649d 134 .dt_compat = omap3_boards_compat,
187e3e06 135 .restart = omap3xxx_restart,
8d61649d 136MACHINE_END
7dd9d502 137
58cda01e 138static const char *const omap36xx_boards_compat[] __initconst = {
57df5380 139 "ti,omap3630",
016c12d2
NM
140 "ti,omap36xx",
141 NULL,
142};
143
144DT_MACHINE_START(OMAP36XX_DT, "Generic OMAP36xx (Flattened Device Tree)")
145 .reserve = omap_reserve,
146 .map_io = omap3_map_io,
147 .init_early = omap3630_init_early,
016c12d2
NM
148 .init_machine = omap_generic_init,
149 .init_late = omap3_init_late,
6f82e25d 150 .init_time = omap_init_time,
016c12d2
NM
151 .dt_compat = omap36xx_boards_compat,
152 .restart = omap3xxx_restart,
153MACHINE_END
154
58cda01e 155static const char *const omap3_gp_boards_compat[] __initconst = {
7dd9d502 156 "ti,omap3-beagle",
4bfe6341 157 "timll,omap3-devkit8000",
7dd9d502
JH
158 NULL,
159};
160
161DT_MACHINE_START(OMAP3_GP_DT, "Generic OMAP3-GP (Flattened Device Tree)")
162 .reserve = omap_reserve,
163 .map_io = omap3_map_io,
164 .init_early = omap3430_init_early,
7dd9d502 165 .init_machine = omap_generic_init,
990fa4f5 166 .init_late = omap3_init_late,
6bb27d73 167 .init_time = omap3_secure_sync32k_timer_init,
7dd9d502 168 .dt_compat = omap3_gp_boards_compat,
d01e4afd 169 .restart = omap3xxx_restart,
8d61649d 170MACHINE_END
caef4ee8 171
58cda01e 172static const char *const am3517_boards_compat[] __initconst = {
caef4ee8
NM
173 "ti,am3517",
174 NULL,
175};
176
177DT_MACHINE_START(AM3517_DT, "Generic AM3517 (Flattened Device Tree)")
178 .reserve = omap_reserve,
179 .map_io = omap3_map_io,
180 .init_early = am35xx_init_early,
caef4ee8
NM
181 .init_machine = omap_generic_init,
182 .init_late = omap3_init_late,
183 .init_time = omap3_gptimer_timer_init,
184 .dt_compat = am3517_boards_compat,
185 .restart = omap3xxx_restart,
186MACHINE_END
8d61649d
BC
187#endif
188
abf8cc1d
TL
189#ifdef CONFIG_SOC_TI81XX
190static const char *const ti814x_boards_compat[] __initconst = {
191 "ti,dm8148",
192 "ti,dm814",
193 NULL,
194};
195
9fd274c0 196DT_MACHINE_START(TI814X_DT, "Generic ti814x (Flattened Device Tree)")
abf8cc1d
TL
197 .reserve = omap_reserve,
198 .map_io = ti81xx_map_io,
199 .init_early = ti814x_init_early,
200 .init_machine = omap_generic_init,
201 .init_late = ti81xx_init_late,
202 .init_time = omap3_gptimer_timer_init,
203 .dt_compat = ti814x_boards_compat,
204 .restart = ti81xx_restart,
205MACHINE_END
206
207static const char *const ti816x_boards_compat[] __initconst = {
208 "ti,dm8168",
209 "ti,dm816",
210 NULL,
211};
212
213DT_MACHINE_START(TI816X_DT, "Generic ti816x (Flattened Device Tree)")
214 .reserve = omap_reserve,
215 .map_io = ti81xx_map_io,
216 .init_early = ti816x_init_early,
217 .init_machine = omap_generic_init,
218 .init_late = ti81xx_init_late,
219 .init_time = omap3_gptimer_timer_init,
220 .dt_compat = ti816x_boards_compat,
221 .restart = ti81xx_restart,
222MACHINE_END
223#endif
224
08f30989 225#ifdef CONFIG_SOC_AM33XX
58cda01e 226static const char *const am33xx_boards_compat[] __initconst = {
08f30989
AM
227 "ti,am33xx",
228 NULL,
229};
230
231DT_MACHINE_START(AM33XX_DT, "Generic AM33XX (Flattened Device Tree)")
232 .reserve = omap_reserve,
233 .map_io = am33xx_map_io,
234 .init_early = am33xx_init_early,
08f30989 235 .init_machine = omap_generic_init,
765e7a06 236 .init_late = am33xx_init_late,
00ea4d56 237 .init_time = omap3_gptimer_timer_init,
08f30989 238 .dt_compat = am33xx_boards_compat,
14e067c1 239 .restart = am33xx_restart,
08f30989
AM
240MACHINE_END
241#endif
242
0e02a8c1 243#ifdef CONFIG_ARCH_OMAP4
58cda01e 244static const char *const omap4_boards_compat[] __initconst = {
b83a08fe
NM
245 "ti,omap4460",
246 "ti,omap4430",
8d61649d
BC
247 "ti,omap4",
248 NULL,
249};
250
251DT_MACHINE_START(OMAP4_DT, "Generic OMAP4 (Flattened Device Tree)")
944e9df1
MS
252 .l2c_aux_val = OMAP_L2C_AUX_CTRL,
253 .l2c_aux_mask = 0xcf9fffff,
254 .l2c_write_sec = omap4_l2c310_write_sec,
8d61649d 255 .reserve = omap_reserve,
06915321 256 .smp = smp_ops(omap4_smp_ops),
8d61649d
BC
257 .map_io = omap4_map_io,
258 .init_early = omap4430_init_early,
c4082d49 259 .init_irq = omap_gic_of_init,
93651b85 260 .init_machine = omap_generic_init,
bbd707ac 261 .init_late = omap4430_init_late,
6bb27d73 262 .init_time = omap4_local_timer_init,
8d61649d 263 .dt_compat = omap4_boards_compat,
187e3e06 264 .restart = omap44xx_restart,
1dbae815 265MACHINE_END
8d61649d 266#endif
0c1b6fac
S
267
268#ifdef CONFIG_SOC_OMAP5
58cda01e 269static const char *const omap5_boards_compat[] __initconst = {
b83a08fe
NM
270 "ti,omap5432",
271 "ti,omap5430",
0c1b6fac
S
272 "ti,omap5",
273 NULL,
274};
275
276DT_MACHINE_START(OMAP5_DT, "Generic OMAP5 (Flattened Device Tree)")
6a3b764b
TL
277#if defined(CONFIG_ZONE_DMA) && defined(CONFIG_ARM_LPAE)
278 .dma_zone_size = SZ_2G,
279#endif
0c1b6fac 280 .reserve = omap_reserve,
06915321 281 .smp = smp_ops(omap4_smp_ops),
0c1b6fac
S
282 .map_io = omap5_map_io,
283 .init_early = omap5_init_early,
284 .init_irq = omap_gic_of_init,
0c1b6fac 285 .init_machine = omap_generic_init,
765e7a06 286 .init_late = omap5_init_late,
6bb27d73 287 .init_time = omap5_realtime_timer_init,
0c1b6fac 288 .dt_compat = omap5_boards_compat,
187e3e06 289 .restart = omap44xx_restart,
0c1b6fac
S
290MACHINE_END
291#endif
bb256f80
AM
292
293#ifdef CONFIG_SOC_AM43XX
58cda01e 294static const char *const am43_boards_compat[] __initconst = {
b83a08fe 295 "ti,am4372",
bb256f80
AM
296 "ti,am43",
297 NULL,
298};
299
300DT_MACHINE_START(AM43_DT, "Generic AM43 (Flattened Device Tree)")
944e9df1
MS
301 .l2c_aux_val = OMAP_L2C_AUX_CTRL,
302 .l2c_aux_mask = 0xcf9fffff,
303 .l2c_write_sec = omap4_l2c310_write_sec,
bb256f80
AM
304 .map_io = am33xx_map_io,
305 .init_early = am43xx_init_early,
765e7a06 306 .init_late = am43xx_init_late,
bb256f80
AM
307 .init_irq = omap_gic_of_init,
308 .init_machine = omap_generic_init,
55ee7017 309 .init_time = omap4_local_timer_init,
bb256f80 310 .dt_compat = am43_boards_compat,
a7daf64a 311 .restart = omap44xx_restart,
bb256f80
AM
312MACHINE_END
313#endif
439bf39e
S
314
315#ifdef CONFIG_SOC_DRA7XX
58cda01e 316static const char *const dra74x_boards_compat[] __initconst = {
0e0cb99d
NM
317 "ti,am5728",
318 "ti,am5726",
44e97ff6 319 "ti,dra742",
439bf39e
S
320 "ti,dra7",
321 NULL,
322};
323
44e97ff6 324DT_MACHINE_START(DRA74X_DT, "Generic DRA74X (Flattened Device Tree)")
6a3b764b
TL
325#if defined(CONFIG_ZONE_DMA) && defined(CONFIG_ARM_LPAE)
326 .dma_zone_size = SZ_2G,
327#endif
439bf39e
S
328 .reserve = omap_reserve,
329 .smp = smp_ops(omap4_smp_ops),
ea827ad5 330 .map_io = dra7xx_map_io,
439bf39e 331 .init_early = dra7xx_init_early,
765e7a06 332 .init_late = dra7xx_init_late,
439bf39e
S
333 .init_irq = omap_gic_of_init,
334 .init_machine = omap_generic_init,
335 .init_time = omap5_realtime_timer_init,
44e97ff6
RN
336 .dt_compat = dra74x_boards_compat,
337 .restart = omap44xx_restart,
338MACHINE_END
339
58cda01e 340static const char *const dra72x_boards_compat[] __initconst = {
0e0cb99d
NM
341 "ti,am5718",
342 "ti,am5716",
44e97ff6
RN
343 "ti,dra722",
344 NULL,
345};
346
347DT_MACHINE_START(DRA72X_DT, "Generic DRA72X (Flattened Device Tree)")
6a3b764b
TL
348#if defined(CONFIG_ZONE_DMA) && defined(CONFIG_ARM_LPAE)
349 .dma_zone_size = SZ_2G,
350#endif
44e97ff6 351 .reserve = omap_reserve,
ea827ad5 352 .map_io = dra7xx_map_io,
44e97ff6
RN
353 .init_early = dra7xx_init_early,
354 .init_late = dra7xx_init_late,
355 .init_irq = omap_gic_of_init,
356 .init_machine = omap_generic_init,
357 .init_time = omap5_realtime_timer_init,
358 .dt_compat = dra72x_boards_compat,
1d597b07 359 .restart = omap44xx_restart,
439bf39e
S
360MACHINE_END
361#endif