diff options
Diffstat (limited to 'arch/arm/mach-at91/at91rm9200.c')
| -rw-r--r-- | arch/arm/mach-at91/at91rm9200.c | 66 |
1 files changed, 36 insertions, 30 deletions
diff --git a/arch/arm/mach-at91/at91rm9200.c b/arch/arm/mach-at91/at91rm9200.c index b52916947535..8fcfb70f7124 100644 --- a/arch/arm/mach-at91/at91rm9200.c +++ b/arch/arm/mach-at91/at91rm9200.c @@ -1,35 +1,33 @@ /* - * arch/arm/mach-at91/at91rm9200.c + * Setup code for AT91RM9200 * - * Copyright (C) 2005 SAN People - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. + * Copyright (C) 2011 Atmel, + * 2011 Nicolas Ferre <nicolas.ferre@atmel.com> + * 2012 Joachim Eastwood <manabian@gmail.com> * + * Licensed under GPLv2 or later. */ +#include <linux/types.h> +#include <linux/init.h> #include <linux/module.h> -#include <linux/clk/at91_pmc.h> +#include <linux/gpio.h> +#include <linux/of.h> +#include <linux/of_irq.h> +#include <linux/of_platform.h> +#include <linux/clk-provider.h> +#include <asm/setup.h> +#include <asm/irq.h> +#include <asm/mach/arch.h> #include <asm/mach/map.h> +#include <asm/mach/irq.h> #include <asm/system_misc.h> + #include <mach/at91_st.h> -#include <mach/hardware.h> -#include "soc.h" #include "generic.h" -static void at91rm9200_idle(void) -{ - /* - * Disable the processor clock. The processor will be automatically - * re-enabled by an interrupt or by a reset. - */ - at91_pmc_write(AT91_PMC_SCDR, AT91_PMC_PCK); -} - static void at91rm9200_restart(enum reboot_mode reboot_mode, const char *cmd) { /* @@ -39,23 +37,31 @@ static void at91rm9200_restart(enum reboot_mode reboot_mode, const char *cmd) at91_st_write(AT91_ST_CR, AT91_ST_WDRST); } -/* -------------------------------------------------------------------- - * AT91RM9200 processor initialization - * -------------------------------------------------------------------- */ -static void __init at91rm9200_map_io(void) +static void __init at91rm9200_dt_timer_init(void) { - /* Map peripherals */ - at91_init_sram(0, AT91RM9200_SRAM_BASE, AT91RM9200_SRAM_SIZE); + of_clk_init(NULL); + at91rm9200_timer_init(); } -static void __init at91rm9200_initialize(void) +static void __init at91rm9200_dt_device_init(void) { + of_platform_populate(NULL, of_default_bus_match_table, NULL, NULL); + arm_pm_idle = at91rm9200_idle; arm_pm_restart = at91rm9200_restart; + at91rm9200_pm_init(); } -AT91_SOC_START(at91rm9200) - .map_io = at91rm9200_map_io, - .init = at91rm9200_initialize, -AT91_SOC_END + +static const char *at91rm9200_dt_board_compat[] __initconst = { + "atmel,at91rm9200", + NULL +}; + +DT_MACHINE_START(at91rm9200_dt, "Atmel AT91RM9200") + .init_time = at91rm9200_dt_timer_init, + .map_io = at91_map_io, + .init_machine = at91rm9200_dt_device_init, + .dt_compat = at91rm9200_dt_board_compat, +MACHINE_END |