xref: /openbmc/linux/arch/arm/mach-sunxi/sunxi.c (revision ddc141e5)
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 #include <linux/platform_device.h>
17 
18 #include <asm/mach/arch.h>
19 
20 static const char * const sunxi_board_dt_compat[] = {
21 	"allwinner,sun4i-a10",
22 	"allwinner,sun5i-a10s",
23 	"allwinner,sun5i-a13",
24 	"allwinner,sun5i-r8",
25 	"nextthing,gr8",
26 	NULL,
27 };
28 
29 DT_MACHINE_START(SUNXI_DT, "Allwinner sun4i/sun5i Families")
30 	.dt_compat	= sunxi_board_dt_compat,
31 MACHINE_END
32 
33 static const char * const sun6i_board_dt_compat[] = {
34 	"allwinner,sun6i-a31",
35 	"allwinner,sun6i-a31s",
36 	NULL,
37 };
38 
39 extern void __init sun6i_reset_init(void);
40 static void __init sun6i_timer_init(void)
41 {
42 	of_clk_init(NULL);
43 	if (IS_ENABLED(CONFIG_RESET_CONTROLLER))
44 		sun6i_reset_init();
45 	timer_probe();
46 }
47 
48 DT_MACHINE_START(SUN6I_DT, "Allwinner sun6i (A31) Family")
49 	.init_time	= sun6i_timer_init,
50 	.dt_compat	= sun6i_board_dt_compat,
51 MACHINE_END
52 
53 static const char * const sun7i_board_dt_compat[] = {
54 	"allwinner,sun7i-a20",
55 	NULL,
56 };
57 
58 DT_MACHINE_START(SUN7I_DT, "Allwinner sun7i (A20) Family")
59 	.dt_compat	= sun7i_board_dt_compat,
60 MACHINE_END
61 
62 static const char * const sun8i_board_dt_compat[] = {
63 	"allwinner,sun8i-a23",
64 	"allwinner,sun8i-a33",
65 	"allwinner,sun8i-a83t",
66 	"allwinner,sun8i-h2-plus",
67 	"allwinner,sun8i-h3",
68 	"allwinner,sun8i-r40",
69 	"allwinner,sun8i-v3s",
70 	NULL,
71 };
72 
73 DT_MACHINE_START(SUN8I_DT, "Allwinner sun8i Family")
74 	.init_time	= sun6i_timer_init,
75 	.dt_compat	= sun8i_board_dt_compat,
76 MACHINE_END
77 
78 static const char * const sun9i_board_dt_compat[] = {
79 	"allwinner,sun9i-a80",
80 	NULL,
81 };
82 
83 DT_MACHINE_START(SUN9I_DT, "Allwinner sun9i Family")
84 	.dt_compat	= sun9i_board_dt_compat,
85 MACHINE_END
86