/* * Maintainer : Steve Sakoman * * Derived from Beagle Board, 3430 SDP, and OMAP3EVM code by * Richard Woodruff * Syed Mohammed Khasim * Sunil Kumar * Shashi Ranjan * * (C) Copyright 2004-2008 * Texas Instruments, * * 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. * * You should have received a copy of the GNU General Public License * along with this program; if not, write to the Free Software * Foundation, Inc., 59 Temple Place, Suite 330, Boston, * MA 02111-1307 USA */ #include #include #include #include #include #include "overo.h" /****************************************************************************** * Routine: board_init * Description: Early hardware init. *****************************************************************************/ int board_init(void) { DECLARE_GLOBAL_DATA_PTR; gpmc_init(); /* in SRAM or SDRAM, finish GPMC */ /* board id for Linux */ gd->bd->bi_arch_number = MACH_TYPE_OVERO; /* boot param addr */ gd->bd->bi_boot_params = (OMAP34XX_SDRC_CS0 + 0x100); return 0; } /****************************************************************************** * Routine: misc_init_r * Description: Configure board specific parts *****************************************************************************/ int misc_init_r(void) { gpio_t *gpio5_base = (gpio_t *)OMAP34XX_GPIO5_BASE; gpio_t *gpio6_base = (gpio_t *)OMAP34XX_GPIO6_BASE; power_init_r(); /* Configure GPIOs to output */ writel(~((GPIO10) | GPIO9 | GPIO3 | GPIO2), &gpio6_base->oe); writel(~(GPIO31 | GPIO30 | GPIO29 | GPIO28 | GPIO22 | GPIO21 | GPIO15 | GPIO14 | GPIO13 | GPIO12), &gpio5_base->oe); /* Set GPIOs */ writel(GPIO10 | GPIO9 | GPIO3 | GPIO2, &gpio6_base->setdataout); writel(GPIO31 | GPIO30 | GPIO29 | GPIO28 | GPIO22 | GPIO21 | GPIO15 | GPIO14 | GPIO13 | GPIO12, &gpio5_base->setdataout); return 0; } /****************************************************************************** * Routine: set_muxconf_regs * Description: Setting up the configuration Mux registers specific to the * hardware. Many pins need to be moved from protect to primary * mode. *****************************************************************************/ void set_muxconf_regs(void) { MUX_OVERO(); }