projects / J-u-boot.git / blame
| Commit | Line | Data |
|---|---|---|
| 6689484c KJ |
1 | /* |
| 2 | * (C) Copyright 2008 | |
| 3 | * Martha J Marx, Silicon Turnkey Express, mmarx@silicontkx.com | |
| 4 | * mpc512x I/O pin/pad initialization for the ADS5121 board | |
| 5 | * See file CREDITS for list of people who contributed to this | |
| 6 | * project. | |
| 7 | * | |
| 8 | * This program is free software; you can redistribute it and/or | |
| 9 | * modify it under the terms of the GNU General Public License as | |
| 10 | * published by the Free Software Foundation; either version 2 of | |
| 11 | * the License, or (at your option) any later version. | |
| 12 | * | |
| 13 | * This program is distributed in the hope that it will be useful, | |
| 14 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 15 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
| 16 | * GNU General Public License for more details. | |
| 17 | * | |
| 18 | * You should have received a copy of the GNU General Public License | |
| 19 | * along with this program; if not, write to the Free Software | |
| 20 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, | |
| 21 | * MA 02111-1307 USA | |
| 22 | */ | |
| 23 | ||
| 24 | #include <common.h> | |
| 25 | #include <linux/types.h> | |
| 26 | #include <mpc512x.h> | |
| 27 | ||
| 28 | void iopin_initialize(iopin_t *ioregs_init, int len) | |
| 29 | { | |
| c9c101c6 | 30 | short i, j, p; |
| 6689484c KJ |
31 | u_long *reg; |
| 32 | immap_t *im = (immap_t *)CFG_IMMR; | |
| 33 | ||
| 34 | reg = (u_long *)&(im->io_ctrl.regs[0]); | |
| 35 | ||
| 36 | if (sizeof(ioregs_init) == 0) | |
| 37 | return; | |
| 38 | ||
| 39 | for (i = 0; i < len; i++) { | |
| 40 | for (p = 0, j = ioregs_init[i].p_offset / sizeof(u_long); | |
| 41 | p < ioregs_init[i].nr_pins; p++, j++) { | |
| 42 | if (ioregs_init[i].bit_or) | |
| 43 | reg[j] |= ioregs_init[i].val; | |
| 44 | else | |
| 45 | reg[j] = ioregs_init[i].val; | |
| 46 | } | |
| 47 | } | |
| 48 | return; | |
| 49 | } |