1*4882a593Smuzhiyun /*
2*4882a593Smuzhiyun * Device Tree support for Allwinner A1X SoCs
3*4882a593Smuzhiyun *
4*4882a593Smuzhiyun * Copyright (C) 2012 Maxime Ripard
5*4882a593Smuzhiyun *
6*4882a593Smuzhiyun * Maxime Ripard <maxime.ripard@free-electrons.com>
7*4882a593Smuzhiyun *
8*4882a593Smuzhiyun * This file is licensed under the terms of the GNU General Public
9*4882a593Smuzhiyun * License version 2. This program is licensed "as is" without any
10*4882a593Smuzhiyun * warranty of any kind, whether express or implied.
11*4882a593Smuzhiyun */
12*4882a593Smuzhiyun
13*4882a593Smuzhiyun #include <linux/clocksource.h>
14*4882a593Smuzhiyun #include <linux/init.h>
15*4882a593Smuzhiyun #include <linux/of_clk.h>
16*4882a593Smuzhiyun #include <linux/platform_device.h>
17*4882a593Smuzhiyun #include <linux/reset/sunxi.h>
18*4882a593Smuzhiyun
19*4882a593Smuzhiyun #include <asm/mach/arch.h>
20*4882a593Smuzhiyun #include <asm/secure_cntvoff.h>
21*4882a593Smuzhiyun
22*4882a593Smuzhiyun static const char * const sunxi_board_dt_compat[] = {
23*4882a593Smuzhiyun "allwinner,sun4i-a10",
24*4882a593Smuzhiyun "allwinner,sun5i-a10s",
25*4882a593Smuzhiyun "allwinner,sun5i-a13",
26*4882a593Smuzhiyun "allwinner,sun5i-r8",
27*4882a593Smuzhiyun "nextthing,gr8",
28*4882a593Smuzhiyun NULL,
29*4882a593Smuzhiyun };
30*4882a593Smuzhiyun
31*4882a593Smuzhiyun DT_MACHINE_START(SUNXI_DT, "Allwinner sun4i/sun5i Families")
32*4882a593Smuzhiyun .dt_compat = sunxi_board_dt_compat,
33*4882a593Smuzhiyun MACHINE_END
34*4882a593Smuzhiyun
35*4882a593Smuzhiyun static const char * const sun6i_board_dt_compat[] = {
36*4882a593Smuzhiyun "allwinner,sun6i-a31",
37*4882a593Smuzhiyun "allwinner,sun6i-a31s",
38*4882a593Smuzhiyun NULL,
39*4882a593Smuzhiyun };
40*4882a593Smuzhiyun
sun6i_timer_init(void)41*4882a593Smuzhiyun static void __init sun6i_timer_init(void)
42*4882a593Smuzhiyun {
43*4882a593Smuzhiyun of_clk_init(NULL);
44*4882a593Smuzhiyun if (IS_ENABLED(CONFIG_RESET_CONTROLLER))
45*4882a593Smuzhiyun sun6i_reset_init();
46*4882a593Smuzhiyun timer_probe();
47*4882a593Smuzhiyun }
48*4882a593Smuzhiyun
49*4882a593Smuzhiyun DT_MACHINE_START(SUN6I_DT, "Allwinner sun6i (A31) Family")
50*4882a593Smuzhiyun .init_time = sun6i_timer_init,
51*4882a593Smuzhiyun .dt_compat = sun6i_board_dt_compat,
52*4882a593Smuzhiyun MACHINE_END
53*4882a593Smuzhiyun
54*4882a593Smuzhiyun static const char * const sun7i_board_dt_compat[] = {
55*4882a593Smuzhiyun "allwinner,sun7i-a20",
56*4882a593Smuzhiyun NULL,
57*4882a593Smuzhiyun };
58*4882a593Smuzhiyun
59*4882a593Smuzhiyun DT_MACHINE_START(SUN7I_DT, "Allwinner sun7i (A20) Family")
60*4882a593Smuzhiyun .dt_compat = sun7i_board_dt_compat,
61*4882a593Smuzhiyun MACHINE_END
62*4882a593Smuzhiyun
63*4882a593Smuzhiyun static const char * const sun8i_board_dt_compat[] = {
64*4882a593Smuzhiyun "allwinner,sun8i-a23",
65*4882a593Smuzhiyun "allwinner,sun8i-a33",
66*4882a593Smuzhiyun "allwinner,sun8i-h2-plus",
67*4882a593Smuzhiyun "allwinner,sun8i-h3",
68*4882a593Smuzhiyun "allwinner,sun8i-r40",
69*4882a593Smuzhiyun "allwinner,sun8i-v3",
70*4882a593Smuzhiyun "allwinner,sun8i-v3s",
71*4882a593Smuzhiyun NULL,
72*4882a593Smuzhiyun };
73*4882a593Smuzhiyun
74*4882a593Smuzhiyun DT_MACHINE_START(SUN8I_DT, "Allwinner sun8i Family")
75*4882a593Smuzhiyun .init_time = sun6i_timer_init,
76*4882a593Smuzhiyun .dt_compat = sun8i_board_dt_compat,
77*4882a593Smuzhiyun MACHINE_END
78*4882a593Smuzhiyun
79*4882a593Smuzhiyun static void __init sun8i_a83t_cntvoff_init(void)
80*4882a593Smuzhiyun {
81*4882a593Smuzhiyun #ifdef CONFIG_SMP
82*4882a593Smuzhiyun secure_cntvoff_init();
83*4882a593Smuzhiyun #endif
84*4882a593Smuzhiyun }
85*4882a593Smuzhiyun
86*4882a593Smuzhiyun static const char * const sun8i_a83t_cntvoff_board_dt_compat[] = {
87*4882a593Smuzhiyun "allwinner,sun8i-a83t",
88*4882a593Smuzhiyun NULL,
89*4882a593Smuzhiyun };
90*4882a593Smuzhiyun
91*4882a593Smuzhiyun DT_MACHINE_START(SUN8I_A83T_CNTVOFF_DT, "Allwinner A83t board")
92*4882a593Smuzhiyun .init_early = sun8i_a83t_cntvoff_init,
93*4882a593Smuzhiyun .init_time = sun6i_timer_init,
94*4882a593Smuzhiyun .dt_compat = sun8i_a83t_cntvoff_board_dt_compat,
95*4882a593Smuzhiyun MACHINE_END
96*4882a593Smuzhiyun
97*4882a593Smuzhiyun static const char * const sun9i_board_dt_compat[] = {
98*4882a593Smuzhiyun "allwinner,sun9i-a80",
99*4882a593Smuzhiyun NULL,
100*4882a593Smuzhiyun };
101*4882a593Smuzhiyun
102*4882a593Smuzhiyun DT_MACHINE_START(SUN9I_DT, "Allwinner sun9i Family")
103*4882a593Smuzhiyun .dt_compat = sun9i_board_dt_compat,
104*4882a593Smuzhiyun MACHINE_END
105*4882a593Smuzhiyun
106*4882a593Smuzhiyun static const char * const suniv_board_dt_compat[] = {
107*4882a593Smuzhiyun "allwinner,suniv-f1c100s",
108*4882a593Smuzhiyun NULL,
109*4882a593Smuzhiyun };
110*4882a593Smuzhiyun
111*4882a593Smuzhiyun DT_MACHINE_START(SUNIV_DT, "Allwinner suniv Family")
112*4882a593Smuzhiyun .dt_compat = suniv_board_dt_compat,
113*4882a593Smuzhiyun MACHINE_END
114