diff options
Diffstat (limited to 'arch/arm/mach-prima2/common.c')
| -rw-r--r-- | arch/arm/mach-prima2/common.c | 104 |
1 files changed, 104 insertions, 0 deletions
diff --git a/arch/arm/mach-prima2/common.c b/arch/arm/mach-prima2/common.c new file mode 100644 index 00000000..4f94cd87 --- /dev/null +++ b/arch/arm/mach-prima2/common.c @@ -0,0 +1,104 @@ +/* + * Defines machines for CSR SiRFprimaII + * + * Copyright (c) 2011 Cambridge Silicon Radio Limited, a CSR plc group company. + * + * Licensed under GPLv2 or later. + */ + +#include <linux/clocksource.h> +#include <linux/init.h> +#include <linux/kernel.h> +#include <linux/irqchip.h> +#include <asm/sizes.h> +#include <asm/mach-types.h> +#include <asm/mach/arch.h> +#include <linux/of.h> +#include <linux/of_platform.h> +#include "common.h" + +static struct of_device_id sirfsoc_of_bus_ids[] __initdata = { + { .compatible = "simple-bus", }, + {}, +}; + +void __init sirfsoc_mach_init(void) +{ + of_platform_bus_probe(NULL, sirfsoc_of_bus_ids, NULL); +} + +void __init sirfsoc_init_late(void) +{ + sirfsoc_pm_init(); +} + +static __init void sirfsoc_init_time(void) +{ + /* initialize clocking early, we want to set the OS timer */ + sirfsoc_of_clk_init(); + clocksource_of_init(); +} + +static __init void sirfsoc_map_io(void) +{ + sirfsoc_map_lluart(); + sirfsoc_map_scu(); +} + +#ifdef CONFIG_ARCH_ATLAS6 +static const char *atlas6_dt_match[] __initdata = { + "sirf,atlas6", + NULL +}; + +DT_MACHINE_START(ATLAS6_DT, "Generic ATLAS6 (Flattened Device Tree)") + /* Maintainer: Barry Song <baohua.song@csr.com> */ + .nr_irqs = 128, + .map_io = sirfsoc_map_io, + .init_irq = irqchip_init, + .init_time = sirfsoc_init_time, + .init_machine = sirfsoc_mach_init, + .init_late = sirfsoc_init_late, + .dt_compat = atlas6_dt_match, + .restart = sirfsoc_restart, +MACHINE_END +#endif + +#ifdef CONFIG_ARCH_PRIMA2 +static const char *prima2_dt_match[] __initdata = { + "sirf,prima2", + NULL +}; + +DT_MACHINE_START(PRIMA2_DT, "Generic PRIMA2 (Flattened Device Tree)") + /* Maintainer: Barry Song <baohua.song@csr.com> */ + .nr_irqs = 128, + .map_io = sirfsoc_map_io, + .init_irq = irqchip_init, + .init_time = sirfsoc_init_time, + .dma_zone_size = SZ_256M, + .init_machine = sirfsoc_mach_init, + .init_late = sirfsoc_init_late, + .dt_compat = prima2_dt_match, + .restart = sirfsoc_restart, +MACHINE_END +#endif + +#ifdef CONFIG_ARCH_MARCO +static const char *marco_dt_match[] __initdata = { + "sirf,marco", + NULL +}; + +DT_MACHINE_START(MARCO_DT, "Generic MARCO (Flattened Device Tree)") + /* Maintainer: Barry Song <baohua.song@csr.com> */ + .smp = smp_ops(sirfsoc_smp_ops), + .map_io = sirfsoc_map_io, + .init_irq = irqchip_init, + .init_time = sirfsoc_init_time, + .init_machine = sirfsoc_mach_init, + .init_late = sirfsoc_init_late, + .dt_compat = marco_dt_match, + .restart = sirfsoc_restart, +MACHINE_END +#endif |
