xref: /openbmc/linux/arch/arm/mach-at91/sama5.c (revision 0da85d1e)
1 /*
2  *  Setup code for SAMA5
3  *
4  *  Copyright (C) 2013 Atmel,
5  *                2013 Ludovic Desroches <ludovic.desroches@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/mach/map.h>
15 #include <asm/system_misc.h>
16 
17 #include "generic.h"
18 #include "soc.h"
19 
20 static const struct at91_soc sama5_socs[] = {
21 	AT91_SOC(SAMA5D3_CIDR_MATCH, SAMA5D31_EXID_MATCH,
22 		 "sama5d31", "sama5d3"),
23 	AT91_SOC(SAMA5D3_CIDR_MATCH, SAMA5D33_EXID_MATCH,
24 		 "sama5d33", "sama5d3"),
25 	AT91_SOC(SAMA5D3_CIDR_MATCH, SAMA5D34_EXID_MATCH,
26 		 "sama5d34", "sama5d3"),
27 	AT91_SOC(SAMA5D3_CIDR_MATCH, SAMA5D35_EXID_MATCH,
28 		 "sama5d35", "sama5d3"),
29 	AT91_SOC(SAMA5D3_CIDR_MATCH, SAMA5D36_EXID_MATCH,
30 		 "sama5d36", "sama5d3"),
31 	AT91_SOC(SAMA5D4_CIDR_MATCH, SAMA5D41_EXID_MATCH,
32 		 "sama5d41", "sama5d4"),
33 	AT91_SOC(SAMA5D4_CIDR_MATCH, SAMA5D42_EXID_MATCH,
34 		 "sama5d42", "sama5d4"),
35 	AT91_SOC(SAMA5D4_CIDR_MATCH, SAMA5D43_EXID_MATCH,
36 		 "sama5d43", "sama5d4"),
37 	AT91_SOC(SAMA5D4_CIDR_MATCH, SAMA5D44_EXID_MATCH,
38 		 "sama5d44", "sama5d4"),
39 	{ /* sentinel */ },
40 };
41 
42 static void __init sama5_dt_device_init(void)
43 {
44 	struct soc_device *soc;
45 	struct device *soc_dev = NULL;
46 
47 	soc = at91_soc_init(sama5_socs);
48 	if (soc != NULL)
49 		soc_dev = soc_device_to_device(soc);
50 
51 	of_platform_populate(NULL, of_default_bus_match_table, NULL, soc_dev);
52 	at91sam9x5_pm_init();
53 }
54 
55 static const char *sama5_dt_board_compat[] __initconst = {
56 	"atmel,sama5",
57 	NULL
58 };
59 
60 DT_MACHINE_START(sama5_dt, "Atmel SAMA5")
61 	/* Maintainer: Atmel */
62 	.init_machine	= sama5_dt_device_init,
63 	.dt_compat	= sama5_dt_board_compat,
64 MACHINE_END
65 
66 static const char *sama5_alt_dt_board_compat[] __initconst = {
67 	"atmel,sama5d4",
68 	NULL
69 };
70 
71 DT_MACHINE_START(sama5_alt_dt, "Atmel SAMA5")
72 	/* Maintainer: Atmel */
73 	.init_machine	= sama5_dt_device_init,
74 	.dt_compat	= sama5_alt_dt_board_compat,
75 	.l2c_aux_mask	= ~0UL,
76 MACHINE_END
77