/* * linux/arch/arm/plat-omap/common.c * * Code common to all OMAP machines. * The file is created by Tony Lindgren <tony@atomide.com> * * Copyright (C) 2009 Texas Instruments * Added OMAP4 support - Santosh Shilimkar <santosh.shilimkar@ti.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/kernel.h> #include <linux/init.h> #include <linux/io.h> #include <linux/omapfb.h> #include <plat/common.h> #include <plat/board.h> #include <plat/vram.h> #include <plat/dsp.h> #define NO_LENGTH_CHECK 0xffffffff struct omap_board_config_kernel *omap_board_config; int omap_board_config_size; static const void *get_config(u16 tag, size_t len, int skip, size_t *len_out) { struct omap_board_config_kernel *kinfo = NULL; int i; /* Try to find the config from the board-specific structures * in the kernel. */ for (i = 0; i < omap_board_config_size; i++) { if (omap_board_config[i].tag == tag) { if (skip == 0) { kinfo = &omap_board_config[i]; break; } else { skip--; } } } if (kinfo == NULL) return NULL; return kinfo->data; } const void *__omap_get_config(u16 tag, size_t len, int nr) { return get_config(tag, len, nr, NULL); } EXPORT_SYMBOL(__omap_get_config); const void *omap_get_var_config(u16 tag, size_t *len) { return get_config(tag, NO_LENGTH_CHECK, 0, len); } EXPORT_SYMBOL(omap_get_var_config); void __init omap_reserve(void) { omapfb_reserve_sdram_memblock(); omap_vram_reserve_sdram_memblock(); omap_dsp_reserve_sdram_memblock(); }