diff options
Diffstat (limited to 'arch/arm/mach-sunxi/sunxi.c')
-rw-r--r-- | arch/arm/mach-sunxi/sunxi.c | 113 |
1 files changed, 113 insertions, 0 deletions
diff --git a/arch/arm/mach-sunxi/sunxi.c b/arch/arm/mach-sunxi/sunxi.c new file mode 100644 index 000000000..196357210 --- /dev/null +++ b/arch/arm/mach-sunxi/sunxi.c @@ -0,0 +1,113 @@ +/* + * Device Tree support for Allwinner A1X SoCs + * + * Copyright (C) 2012 Maxime Ripard + * + * Maxime Ripard <maxime.ripard@free-electrons.com> + * + * This file is licensed under the terms of the GNU General Public + * License version 2. This program is licensed "as is" without any + * warranty of any kind, whether express or implied. + */ + +#include <linux/clocksource.h> +#include <linux/init.h> +#include <linux/of_clk.h> +#include <linux/platform_device.h> +#include <linux/reset/sunxi.h> + +#include <asm/mach/arch.h> +#include <asm/secure_cntvoff.h> + +static const char * const sunxi_board_dt_compat[] = { + "allwinner,sun4i-a10", + "allwinner,sun5i-a10s", + "allwinner,sun5i-a13", + "allwinner,sun5i-r8", + "nextthing,gr8", + NULL, +}; + +DT_MACHINE_START(SUNXI_DT, "Allwinner sun4i/sun5i Families") + .dt_compat = sunxi_board_dt_compat, +MACHINE_END + +static const char * const sun6i_board_dt_compat[] = { + "allwinner,sun6i-a31", + "allwinner,sun6i-a31s", + NULL, +}; + +static void __init sun6i_timer_init(void) +{ + of_clk_init(NULL); + if (IS_ENABLED(CONFIG_RESET_CONTROLLER)) + sun6i_reset_init(); + timer_probe(); +} + +DT_MACHINE_START(SUN6I_DT, "Allwinner sun6i (A31) Family") + .init_time = sun6i_timer_init, + .dt_compat = sun6i_board_dt_compat, +MACHINE_END + +static const char * const sun7i_board_dt_compat[] = { + "allwinner,sun7i-a20", + NULL, +}; + +DT_MACHINE_START(SUN7I_DT, "Allwinner sun7i (A20) Family") + .dt_compat = sun7i_board_dt_compat, +MACHINE_END + +static const char * const sun8i_board_dt_compat[] = { + "allwinner,sun8i-a23", + "allwinner,sun8i-a33", + "allwinner,sun8i-h2-plus", + "allwinner,sun8i-h3", + "allwinner,sun8i-r40", + "allwinner,sun8i-v3", + "allwinner,sun8i-v3s", + NULL, +}; + +DT_MACHINE_START(SUN8I_DT, "Allwinner sun8i Family") + .init_time = sun6i_timer_init, + .dt_compat = sun8i_board_dt_compat, +MACHINE_END + +static void __init sun8i_a83t_cntvoff_init(void) +{ +#ifdef CONFIG_SMP + secure_cntvoff_init(); +#endif +} + +static const char * const sun8i_a83t_cntvoff_board_dt_compat[] = { + "allwinner,sun8i-a83t", + NULL, +}; + +DT_MACHINE_START(SUN8I_A83T_CNTVOFF_DT, "Allwinner A83t board") + .init_early = sun8i_a83t_cntvoff_init, + .init_time = sun6i_timer_init, + .dt_compat = sun8i_a83t_cntvoff_board_dt_compat, +MACHINE_END + +static const char * const sun9i_board_dt_compat[] = { + "allwinner,sun9i-a80", + NULL, +}; + +DT_MACHINE_START(SUN9I_DT, "Allwinner sun9i Family") + .dt_compat = sun9i_board_dt_compat, +MACHINE_END + +static const char * const suniv_board_dt_compat[] = { + "allwinner,suniv-f1c100s", + NULL, +}; + +DT_MACHINE_START(SUNIV_DT, "Allwinner suniv Family") + .dt_compat = suniv_board_dt_compat, +MACHINE_END |