/* * Architecture specific OF callbacks. * * Copyright (C) 2011 Texas Instruments Incorporated * Author: Mark Salter <msalter@redhat.com> * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License version 2 as * published by the Free Software Foundation. * */ #include <linux/init.h> #include <linux/of.h> #include <linux/of_fdt.h> #include <linux/initrd.h> #include <linux/memblock.h> void __init early_init_devtree(void *params) { /* Setup flat device-tree pointer */ initial_boot_params = params; /* Retrieve various informations from the /chosen node of the * device-tree, including the platform type, initrd location and * size and more ... */ of_scan_flat_dt(early_init_dt_scan_chosen, c6x_command_line); /* Scan memory nodes and rebuild MEMBLOCKs */ of_scan_flat_dt(early_init_dt_scan_root, NULL); of_scan_flat_dt(early_init_dt_scan_memory, NULL); } #ifdef CONFIG_BLK_DEV_INITRD void __init early_init_dt_setup_initrd_arch(u64 start, u64 end) { initrd_start = (unsigned long)__va(start); initrd_end = (unsigned long)__va(end); initrd_below_start_ok = 1; } #endif void __init early_init_dt_add_memory_arch(u64 base, u64 size) { c6x_add_memory(base, size); }