xref: /openbmc/linux/arch/arm/mach-sunxi/sunxi.c (revision d2999e1b)
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 
16 #include <asm/mach/arch.h>
17 
18 static const char * const sunxi_board_dt_compat[] = {
19 	"allwinner,sun4i-a10",
20 	"allwinner,sun5i-a10s",
21 	"allwinner,sun5i-a13",
22 	NULL,
23 };
24 
25 DT_MACHINE_START(SUNXI_DT, "Allwinner A1X (Device Tree)")
26 	.dt_compat	= sunxi_board_dt_compat,
27 MACHINE_END
28 
29 static const char * const sun6i_board_dt_compat[] = {
30 	"allwinner,sun6i-a31",
31 	NULL,
32 };
33 
34 extern void __init sun6i_reset_init(void);
35 static void __init sun6i_timer_init(void)
36 {
37 	of_clk_init(NULL);
38 	if (IS_ENABLED(CONFIG_RESET_CONTROLLER))
39 		sun6i_reset_init();
40 	clocksource_of_init();
41 }
42 
43 DT_MACHINE_START(SUN6I_DT, "Allwinner sun6i (A31) Family")
44 	.init_time	= sun6i_timer_init,
45 	.dt_compat	= sun6i_board_dt_compat,
46 MACHINE_END
47 
48 static const char * const sun7i_board_dt_compat[] = {
49 	"allwinner,sun7i-a20",
50 	NULL,
51 };
52 
53 DT_MACHINE_START(SUN7I_DT, "Allwinner sun7i (A20) Family")
54 	.dt_compat	= sun7i_board_dt_compat,
55 MACHINE_END
56