projects / J-u-boot.git / blame
| Commit | Line | Data |
|---|---|---|
| 9d0fc811 DB |
1 | /* |
| 2 | * Maintainer : Steve Sakoman <[email protected]> | |
| 3 | * | |
| 4 | * Derived from Beagle Board, 3430 SDP, and OMAP3EVM code by | |
| 5 | * Richard Woodruff <[email protected]> | |
| 6 | * Syed Mohammed Khasim <[email protected]> | |
| 7 | * Sunil Kumar <[email protected]> | |
| 8 | * Shashi Ranjan <[email protected]> | |
| 9 | * | |
| 10 | * (C) Copyright 2004-2008 | |
| 11 | * Texas Instruments, <www.ti.com> | |
| 12 | * | |
| 13 | * See file CREDITS for list of people who contributed to this | |
| 14 | * project. | |
| 15 | * | |
| 16 | * This program is free software; you can redistribute it and/or | |
| 17 | * modify it under the terms of the GNU General Public License as | |
| 18 | * published by the Free Software Foundation; either version 2 of | |
| 19 | * the License, or (at your option) any later version. | |
| 20 | * | |
| 21 | * This program is distributed in the hope that it will be useful, | |
| 22 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 23 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
| 24 | * GNU General Public License for more details. | |
| 25 | * | |
| 26 | * You should have received a copy of the GNU General Public License | |
| 27 | * along with this program; if not, write to the Free Software | |
| 28 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, | |
| 29 | * MA 02111-1307 USA | |
| 30 | */ | |
| 31 | #include <common.h> | |
| 32 | #include <asm/io.h> | |
| 33 | #include <asm/arch/mux.h> | |
| 34 | #include <asm/arch/sys_proto.h> | |
| 35 | #include <asm/mach-types.h> | |
| 36 | #include "overo.h" | |
| 37 | ||
| 38 | /****************************************************************************** | |
| 39 | * Routine: board_init | |
| 40 | * Description: Early hardware init. | |
| 41 | *****************************************************************************/ | |
| 42 | int board_init(void) | |
| 43 | { | |
| 44 | DECLARE_GLOBAL_DATA_PTR; | |
| 45 | ||
| 46 | gpmc_init(); /* in SRAM or SDRAM, finish GPMC */ | |
| 47 | /* board id for Linux */ | |
| 48 | gd->bd->bi_arch_number = MACH_TYPE_OVERO; | |
| 49 | /* boot param addr */ | |
| 50 | gd->bd->bi_boot_params = (OMAP34XX_SDRC_CS0 + 0x100); | |
| 51 | ||
| 52 | return 0; | |
| 53 | } | |
| 54 | ||
| 55 | /****************************************************************************** | |
| 56 | * Routine: misc_init_r | |
| 57 | * Description: Configure board specific parts | |
| 58 | *****************************************************************************/ | |
| 59 | int misc_init_r(void) | |
| 60 | { | |
| 61 | gpio_t *gpio5_base = (gpio_t *)OMAP34XX_GPIO5_BASE; | |
| 62 | gpio_t *gpio6_base = (gpio_t *)OMAP34XX_GPIO6_BASE; | |
| 63 | ||
| 64 | power_init_r(); | |
| 65 | ||
| 66 | /* Configure GPIOs to output */ | |
| 67 | writel(~((GPIO10) | GPIO9 | GPIO3 | GPIO2), &gpio6_base->oe); | |
| 68 | writel(~(GPIO31 | GPIO30 | GPIO29 | GPIO28 | GPIO22 | GPIO21 | | |
| 69 | GPIO15 | GPIO14 | GPIO13 | GPIO12), &gpio5_base->oe); | |
| 70 | ||
| 71 | /* Set GPIOs */ | |
| 72 | writel(GPIO10 | GPIO9 | GPIO3 | GPIO2, &gpio6_base->setdataout); | |
| 73 | writel(GPIO31 | GPIO30 | GPIO29 | GPIO28 | GPIO22 | GPIO21 | | |
| 74 | GPIO15 | GPIO14 | GPIO13 | GPIO12, &gpio5_base->setdataout); | |
| 75 | ||
| 76 | return 0; | |
| 77 | } | |
| 78 | ||
| 79 | /****************************************************************************** | |
| 80 | * Routine: set_muxconf_regs | |
| 81 | * Description: Setting up the configuration Mux registers specific to the | |
| 82 | * hardware. Many pins need to be moved from protect to primary | |
| 83 | * mode. | |
| 84 | *****************************************************************************/ | |
| 85 | void set_muxconf_regs(void) | |
| 86 | { | |
| 87 | MUX_OVERO(); | |
| 88 | } |