1// SPDX-License-Identifier: GPL-2.0
2/*
3 * Device Tree support for Allwinner A1X SoCs
4 *
5 * Copyright (C) 2012 Maxime Ripard
6 *
7 * Maxime Ripard <maxime.ripard@free-electrons.com>
8 *
9 */
10
11#include <linux/clocksource.h>
12#include <linux/init.h>
13#include <linux/of_clk.h>
14#include <linux/platform_device.h>
15#include <linux/reset/sunxi.h>
16
17#include <asm/mach/arch.h>
18#include <asm/secure_cntvoff.h>
19
20static 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
29DT_MACHINE_START(SUNXI_DT, "Allwinner sun4i/sun5i Families")
30	.dt_compat	= sunxi_board_dt_compat,
31MACHINE_END
32
33static const char * const sun6i_board_dt_compat[] = {
34	"allwinner,sun6i-a31",
35	"allwinner,sun6i-a31s",
36	NULL,
37};
38
39static void __init sun6i_timer_init(void)
40{
41	of_clk_init(NULL);
42	if (IS_ENABLED(CONFIG_RESET_CONTROLLER))
43		sun6i_reset_init();
44	timer_probe();
45}
46
47DT_MACHINE_START(SUN6I_DT, "Allwinner sun6i (A31) Family")
48	.init_time	= sun6i_timer_init,
49	.dt_compat	= sun6i_board_dt_compat,
50MACHINE_END
51
52static const char * const sun7i_board_dt_compat[] = {
53	"allwinner,sun7i-a20",
54	NULL,
55};
56
57DT_MACHINE_START(SUN7I_DT, "Allwinner sun7i (A20) Family")
58	.dt_compat	= sun7i_board_dt_compat,
59MACHINE_END
60
61static const char * const sun8i_board_dt_compat[] = {
62	"allwinner,sun8i-a23",
63	"allwinner,sun8i-a33",
64	"allwinner,sun8i-h2-plus",
65	"allwinner,sun8i-h3",
66	"allwinner,sun8i-r40",
67	"allwinner,sun8i-v3",
68	"allwinner,sun8i-v3s",
69	NULL,
70};
71
72DT_MACHINE_START(SUN8I_DT, "Allwinner sun8i Family")
73	.init_time	= sun6i_timer_init,
74	.dt_compat	= sun8i_board_dt_compat,
75MACHINE_END
76
77static void __init sun8i_a83t_cntvoff_init(void)
78{
79#ifdef CONFIG_SMP
80	secure_cntvoff_init();
81#endif
82}
83
84static const char * const sun8i_a83t_cntvoff_board_dt_compat[] = {
85	"allwinner,sun8i-a83t",
86	NULL,
87};
88
89DT_MACHINE_START(SUN8I_A83T_CNTVOFF_DT, "Allwinner A83t board")
90	.init_early	= sun8i_a83t_cntvoff_init,
91	.init_time	= sun6i_timer_init,
92	.dt_compat	= sun8i_a83t_cntvoff_board_dt_compat,
93MACHINE_END
94
95static const char * const sun9i_board_dt_compat[] = {
96	"allwinner,sun9i-a80",
97	NULL,
98};
99
100DT_MACHINE_START(SUN9I_DT, "Allwinner sun9i Family")
101	.dt_compat	= sun9i_board_dt_compat,
102MACHINE_END
103
104static const char * const suniv_board_dt_compat[] = {
105	"allwinner,suniv-f1c100s",
106	NULL,
107};
108
109DT_MACHINE_START(SUNIV_DT, "Allwinner suniv Family")
110	.dt_compat	= suniv_board_dt_compat,
111MACHINE_END
112