diff options
Diffstat (limited to 'arch/mips/jz4740/setup.c')
| -rw-r--r-- | arch/mips/jz4740/setup.c | 36 |
1 files changed, 35 insertions, 1 deletions
diff --git a/arch/mips/jz4740/setup.c b/arch/mips/jz4740/setup.c index ef796f97b..510fc0d96 100644 --- a/arch/mips/jz4740/setup.c +++ b/arch/mips/jz4740/setup.c @@ -16,9 +16,14 @@ #include <linux/init.h> #include <linux/io.h> +#include <linux/irqchip.h> #include <linux/kernel.h> +#include <linux/libfdt.h> +#include <linux/of_fdt.h> +#include <linux/of_platform.h> #include <asm/bootinfo.h> +#include <asm/prom.h> #include <asm/mach-jz4740/base.h> @@ -51,11 +56,40 @@ static void __init jz4740_detect_mem(void) void __init plat_mem_setup(void) { + int offset; + jz4740_reset_init(); - jz4740_detect_mem(); + __dt_setup_arch(__dtb_start); + + offset = fdt_path_offset(__dtb_start, "/memory"); + if (offset < 0) + jz4740_detect_mem(); } +void __init device_tree_init(void) +{ + if (!initial_boot_params) + return; + + unflatten_and_copy_device_tree(); +} + +static int __init populate_machine(void) +{ + of_platform_populate(NULL, of_default_bus_match_table, NULL, NULL); + return 0; +} +arch_initcall(populate_machine); + const char *get_system_type(void) { + if (config_enabled(CONFIG_MACH_JZ4780)) + return "JZ4780"; + return "JZ4740"; } + +void __init arch_init_irq(void) +{ + irqchip_init(); +} |