diff options
Diffstat (limited to 'arch/arm/mach-bcm2835/bcm2835.c')
| -rw-r--r-- | arch/arm/mach-bcm2835/bcm2835.c | 64 | 
1 files changed, 64 insertions, 0 deletions
diff --git a/arch/arm/mach-bcm2835/bcm2835.c b/arch/arm/mach-bcm2835/bcm2835.c new file mode 100644 index 00000000000..f6fea493357 --- /dev/null +++ b/arch/arm/mach-bcm2835/bcm2835.c @@ -0,0 +1,64 @@ +/* + * Copyright (C) 2010 Broadcom + * + * 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. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the + * GNU General Public License for more details. + */ + +#include <linux/init.h> +#include <linux/irqchip/bcm2835.h> +#include <linux/of_platform.h> +#include <linux/bcm2835_timer.h> +#include <linux/clk/bcm2835.h> + +#include <asm/mach/arch.h> +#include <asm/mach/map.h> + +#include <mach/bcm2835_soc.h> + +static struct map_desc io_map __initdata = { +	.virtual = BCM2835_PERIPH_VIRT, +	.pfn = __phys_to_pfn(BCM2835_PERIPH_PHYS), +	.length = BCM2835_PERIPH_SIZE, +	.type = MT_DEVICE +}; + +void __init bcm2835_map_io(void) +{ +	iotable_init(&io_map, 1); +} + +void __init bcm2835_init(void) +{ +	int ret; + +	bcm2835_init_clocks(); + +	ret = of_platform_populate(NULL, of_default_bus_match_table, NULL, +				   NULL); +	if (ret) { +		pr_err("of_platform_populate failed: %d\n", ret); +		BUG(); +	} +} + +static const char * const bcm2835_compat[] = { +	"brcm,bcm2835", +	NULL +}; + +DT_MACHINE_START(BCM2835, "BCM2835") +	.map_io = bcm2835_map_io, +	.init_irq = bcm2835_init_irq, +	.handle_irq = bcm2835_handle_irq, +	.init_machine = bcm2835_init, +	.timer = &bcm2835_timer, +	.dt_compat = bcm2835_compat +MACHINE_END  |