| 1 | // SPDX-License-Identifier: GPL-2.0 |
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| 2 | /* |
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| 3 | * Device Tree support for Allwinner A1X SoCs |
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| 4 | * |
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| 5 | * Copyright (C) 2012 Maxime Ripard |
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| 6 | * |
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| 7 | * Maxime Ripard <maxime.ripard@free-electrons.com> |
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| 8 | * |
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| 9 | */ |
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| 10 | |
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| 11 | #include <linux/clocksource.h> |
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| 12 | #include <linux/init.h> |
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| 13 | #include <linux/of_clk.h> |
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| 14 | #include <linux/platform_device.h> |
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| 15 | #include <linux/reset/sunxi.h> |
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| 16 | |
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| 17 | #include <asm/mach/arch.h> |
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| 18 | #include <asm/secure_cntvoff.h> |
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| 19 | |
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| 20 | static const char * const sunxi_board_dt_compat[] = { |
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| 21 | "allwinner,sun4i-a10" , |
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| 22 | "allwinner,sun5i-a10s" , |
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| 23 | "allwinner,sun5i-a13" , |
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| 24 | "allwinner,sun5i-r8" , |
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| 25 | "nextthing,gr8" , |
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| 26 | NULL, |
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| 27 | }; |
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| 28 | |
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| 29 | DT_MACHINE_START(SUNXI_DT, "Allwinner sun4i/sun5i Families" ) |
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| 30 | .dt_compat = sunxi_board_dt_compat, |
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| 31 | MACHINE_END |
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| 32 | |
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| 33 | static const char * const sun6i_board_dt_compat[] = { |
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| 34 | "allwinner,sun6i-a31" , |
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| 35 | "allwinner,sun6i-a31s" , |
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| 36 | NULL, |
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| 37 | }; |
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| 38 | |
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| 39 | static void __init sun6i_timer_init(void) |
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| 40 | { |
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| 41 | of_clk_init(NULL); |
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| 42 | if (IS_ENABLED(CONFIG_RESET_CONTROLLER)) |
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| 43 | sun6i_reset_init(); |
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| 44 | timer_probe(); |
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| 45 | } |
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| 46 | |
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| 47 | DT_MACHINE_START(SUN6I_DT, "Allwinner sun6i (A31) Family" ) |
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| 48 | .init_time = sun6i_timer_init, |
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| 49 | .dt_compat = sun6i_board_dt_compat, |
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| 50 | MACHINE_END |
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| 51 | |
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| 52 | static const char * const sun7i_board_dt_compat[] = { |
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| 53 | "allwinner,sun7i-a20" , |
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| 54 | NULL, |
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| 55 | }; |
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| 56 | |
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| 57 | DT_MACHINE_START(SUN7I_DT, "Allwinner sun7i (A20) Family" ) |
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| 58 | .dt_compat = sun7i_board_dt_compat, |
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| 59 | MACHINE_END |
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| 60 | |
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| 61 | static const char * const sun8i_board_dt_compat[] = { |
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| 62 | "allwinner,sun8i-a23" , |
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| 63 | "allwinner,sun8i-a33" , |
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| 64 | "allwinner,sun8i-h2-plus" , |
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| 65 | "allwinner,sun8i-h3" , |
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| 66 | "allwinner,sun8i-r40" , |
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| 67 | "allwinner,sun8i-v3" , |
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| 68 | "allwinner,sun8i-v3s" , |
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| 69 | NULL, |
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| 70 | }; |
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| 71 | |
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| 72 | DT_MACHINE_START(SUN8I_DT, "Allwinner sun8i Family" ) |
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| 73 | .init_time = sun6i_timer_init, |
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| 74 | .dt_compat = sun8i_board_dt_compat, |
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| 75 | MACHINE_END |
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| 76 | |
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| 77 | static void __init sun8i_a83t_cntvoff_init(void) |
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| 78 | { |
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| 79 | #ifdef CONFIG_SMP |
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| 80 | secure_cntvoff_init(); |
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| 81 | #endif |
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| 82 | } |
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| 83 | |
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| 84 | static const char * const sun8i_a83t_cntvoff_board_dt_compat[] = { |
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| 85 | "allwinner,sun8i-a83t" , |
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| 86 | NULL, |
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| 87 | }; |
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| 88 | |
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| 89 | DT_MACHINE_START(SUN8I_A83T_CNTVOFF_DT, "Allwinner A83t board" ) |
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| 90 | .init_early = sun8i_a83t_cntvoff_init, |
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| 91 | .init_time = sun6i_timer_init, |
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| 92 | .dt_compat = sun8i_a83t_cntvoff_board_dt_compat, |
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| 93 | MACHINE_END |
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| 94 | |
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| 95 | static const char * const sun9i_board_dt_compat[] = { |
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| 96 | "allwinner,sun9i-a80" , |
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| 97 | NULL, |
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| 98 | }; |
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| 99 | |
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| 100 | DT_MACHINE_START(SUN9I_DT, "Allwinner sun9i Family" ) |
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| 101 | .dt_compat = sun9i_board_dt_compat, |
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| 102 | MACHINE_END |
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| 103 | |
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| 104 | static const char * const suniv_board_dt_compat[] = { |
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| 105 | "allwinner,suniv-f1c100s" , |
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| 106 | NULL, |
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| 107 | }; |
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| 108 | |
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| 109 | DT_MACHINE_START(SUNIV_DT, "Allwinner suniv Family" ) |
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| 110 | .dt_compat = suniv_board_dt_compat, |
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| 111 | MACHINE_END |
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| 112 | |
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