xref: /openbmc/linux/arch/arm/mach-sunxi/sunxi.c (revision c819e2cf)
1 /*
2  * Device Tree support for Allwinner A1X SoCs
3  *
4  * Copyright (C) 2012 Maxime Ripard
5  *
6  * Maxime Ripard <maxime.ripard@free-electrons.com>
7  *
8  * This file is licensed under the terms of the GNU General Public
9  * License version 2.  This program is licensed "as is" without any
10  * warranty of any kind, whether express or implied.
11  */
12 
13 #include <linux/clk-provider.h>
14 #include <linux/clocksource.h>
15 #include <linux/init.h>
16 
17 #include <asm/mach/arch.h>
18 
19 static const char * const sunxi_board_dt_compat[] = {
20 	"allwinner,sun4i-a10",
21 	"allwinner,sun5i-a10s",
22 	"allwinner,sun5i-a13",
23 	NULL,
24 };
25 
26 DT_MACHINE_START(SUNXI_DT, "Allwinner A1X (Device Tree)")
27 	.dt_compat	= sunxi_board_dt_compat,
28 MACHINE_END
29 
30 static const char * const sun6i_board_dt_compat[] = {
31 	"allwinner,sun6i-a31",
32 	NULL,
33 };
34 
35 extern void __init sun6i_reset_init(void);
36 static void __init sun6i_timer_init(void)
37 {
38 	of_clk_init(NULL);
39 	if (IS_ENABLED(CONFIG_RESET_CONTROLLER))
40 		sun6i_reset_init();
41 	clocksource_of_init();
42 }
43 
44 DT_MACHINE_START(SUN6I_DT, "Allwinner sun6i (A31) Family")
45 	.init_time	= sun6i_timer_init,
46 	.dt_compat	= sun6i_board_dt_compat,
47 MACHINE_END
48 
49 static const char * const sun7i_board_dt_compat[] = {
50 	"allwinner,sun7i-a20",
51 	NULL,
52 };
53 
54 DT_MACHINE_START(SUN7I_DT, "Allwinner sun7i (A20) Family")
55 	.dt_compat	= sun7i_board_dt_compat,
56 MACHINE_END
57 
58 static const char * const sun8i_board_dt_compat[] = {
59 	"allwinner,sun8i-a23",
60 	NULL,
61 };
62 
63 DT_MACHINE_START(SUN8I_DT, "Allwinner sun8i (A23) Family")
64 	.dt_compat	= sun8i_board_dt_compat,
65 MACHINE_END
66 
67 static const char * const sun9i_board_dt_compat[] = {
68 	"allwinner,sun9i-a80",
69 	NULL,
70 };
71 
72 DT_MACHINE_START(SUN9I_DT, "Allwinner sun9i Family")
73 	.dt_compat	= sun9i_board_dt_compat,
74 MACHINE_END
75