/* * Low-level initialization for EP93xx * * Copyright (C) 2009 Matthias Kaehlcke * * Copyright (C) 2006 Dominic Rath * * See file CREDITS for list of people who contributed to this * project. * * 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 #include .globl reset reset: common_reset r0 /* Turn on both LEDs */ bl red_LED_on bl green_LED_on /* Configure flash wait states before we switch to the PLL */ bl flash_cfg /* Set up PLL */ bl pll_cfg /* Turn off the Green LED and leave the Red LED on */ bl green_LED_off /* Setup SDRAM */ bl sdram_cfg /* Turn on Green LED, Turn off the Red LED */ bl green_LED_on bl red_LED_off /* switch to async mode */ mrc p15, 0, r0, c1, c0, 0 orr r0, r0, #0xc0000000 mcr p15, 0, r0, c1, c0, 0 b board_init_lowlevel_return