1 /*
2 * Setup code for AT91SAM9
3 *
4 * Copyright (C) 2011 Atmel,
5 * 2011 Nicolas Ferre <nicolas.ferre@atmel.com>
6 *
7 * Licensed under GPLv2 or later.
8 */
9
10 #include <linux/of.h>
11 #include <linux/of_platform.h>
12
13 #include <asm/mach/arch.h>
14 #include <asm/system_misc.h>
15
16 #include "generic.h"
17 #include "soc.h"
18
19 static const struct at91_soc at91sam9_socs[] = {
20 AT91_SOC(AT91SAM9260_CIDR_MATCH, 0, "at91sam9260", NULL),
21 AT91_SOC(AT91SAM9261_CIDR_MATCH, 0, "at91sam9261", NULL),
22 AT91_SOC(AT91SAM9263_CIDR_MATCH, 0, "at91sam9263", NULL),
23 AT91_SOC(AT91SAM9G20_CIDR_MATCH, 0, "at91sam9g20", NULL),
24 AT91_SOC(AT91SAM9RL64_CIDR_MATCH, 0, "at91sam9rl64", NULL),
25 AT91_SOC(AT91SAM9G45_CIDR_MATCH, AT91SAM9M11_EXID_MATCH,
26 "at91sam9m11", "at91sam9g45"),
27 AT91_SOC(AT91SAM9G45_CIDR_MATCH, AT91SAM9M10_EXID_MATCH,
28 "at91sam9m10", "at91sam9g45"),
29 AT91_SOC(AT91SAM9G45_CIDR_MATCH, AT91SAM9G46_EXID_MATCH,
30 "at91sam9g46", "at91sam9g45"),
31 AT91_SOC(AT91SAM9G45_CIDR_MATCH, AT91SAM9G45_EXID_MATCH,
32 "at91sam9g45", "at91sam9g45"),
33 AT91_SOC(AT91SAM9X5_CIDR_MATCH, AT91SAM9G15_EXID_MATCH,
34 "at91sam9g15", "at91sam9x5"),
35 AT91_SOC(AT91SAM9X5_CIDR_MATCH, AT91SAM9G35_EXID_MATCH,
36 "at91sam9g35", "at91sam9x5"),
37 AT91_SOC(AT91SAM9X5_CIDR_MATCH, AT91SAM9X35_EXID_MATCH,
38 "at91sam9x35", "at91sam9x5"),
39 AT91_SOC(AT91SAM9X5_CIDR_MATCH, AT91SAM9G25_EXID_MATCH,
40 "at91sam9g25", "at91sam9x5"),
41 AT91_SOC(AT91SAM9X5_CIDR_MATCH, AT91SAM9X25_EXID_MATCH,
42 "at91sam9x25", "at91sam9x5"),
43 AT91_SOC(AT91SAM9N12_CIDR_MATCH, AT91SAM9CN12_EXID_MATCH,
44 "at91sam9cn12", "at91sam9n12"),
45 AT91_SOC(AT91SAM9N12_CIDR_MATCH, AT91SAM9N12_EXID_MATCH,
46 "at91sam9n12", "at91sam9n12"),
47 AT91_SOC(AT91SAM9N12_CIDR_MATCH, AT91SAM9CN11_EXID_MATCH,
48 "at91sam9cn11", "at91sam9n12"),
49 AT91_SOC(AT91SAM9XE128_CIDR_MATCH, 0, "at91sam9xe128", "at91sam9xe128"),
50 AT91_SOC(AT91SAM9XE256_CIDR_MATCH, 0, "at91sam9xe256", "at91sam9xe256"),
51 AT91_SOC(AT91SAM9XE512_CIDR_MATCH, 0, "at91sam9xe512", "at91sam9xe512"),
52 { /* sentinel */ },
53 };
54
at91sam9_common_init(void)55 static void __init at91sam9_common_init(void)
56 {
57 struct soc_device *soc;
58 struct device *soc_dev = NULL;
59
60 soc = at91_soc_init(at91sam9_socs);
61 if (soc != NULL)
62 soc_dev = soc_device_to_device(soc);
63
64 of_platform_populate(NULL, of_default_bus_match_table, NULL, soc_dev);
65
66 arm_pm_idle = at91sam9_idle;
67 }
68
at91sam9_dt_device_init(void)69 static void __init at91sam9_dt_device_init(void)
70 {
71 at91sam9_common_init();
72 at91sam9260_pm_init();
73 }
74
75 static const char *const at91_dt_board_compat[] __initconst = {
76 "atmel,at91sam9",
77 NULL
78 };
79
80 DT_MACHINE_START(at91sam_dt, "Atmel AT91SAM9")
81 /* Maintainer: Atmel */
82 .init_machine = at91sam9_dt_device_init,
83 .dt_compat = at91_dt_board_compat,
84 MACHINE_END
85
86 static void __init at91sam9g45_dt_device_init(void)
87 {
88 at91sam9_common_init();
89 at91sam9g45_pm_init();
90 }
91
92 static const char *const at91sam9g45_board_compat[] __initconst = {
93 "atmel,at91sam9g45",
94 NULL
95 };
96
97 DT_MACHINE_START(at91sam9g45_dt, "Atmel AT91SAM9G45")
98 /* Maintainer: Atmel */
99 .init_machine = at91sam9g45_dt_device_init,
100 .dt_compat = at91sam9g45_board_compat,
101 MACHINE_END
102
103 static void __init at91sam9x5_dt_device_init(void)
104 {
105 at91sam9_common_init();
106 at91sam9x5_pm_init();
107 }
108
109 static const char *const at91sam9x5_board_compat[] __initconst = {
110 "atmel,at91sam9x5",
111 "atmel,at91sam9n12",
112 NULL
113 };
114
115 DT_MACHINE_START(at91sam9x5_dt, "Atmel AT91SAM9")
116 /* Maintainer: Atmel */
117 .init_machine = at91sam9x5_dt_device_init,
118 .dt_compat = at91sam9x5_board_compat,
119 MACHINE_END
120