linuxdebug/arch/arm/mach-sunxi/sunxi.c

112 lines
2.4 KiB
C

// SPDX-License-Identifier: GPL-2.0
/*
* Device Tree support for Allwinner A1X SoCs
*
* Copyright (C) 2012 Maxime Ripard
*
* Maxime Ripard <maxime.ripard@free-electrons.com>
*
*/
#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