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
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.
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.
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,
25 #include <linux/types.h>
28 void iopin_initialize(iopin_t *ioregs_init, int len)
32 immap_t *im = (immap_t *)CFG_IMMR;
34 reg = (u_long *)&(im->io_ctrl.regs[0]);
36 if (sizeof(ioregs_init) == 0)
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;
45 reg[j] = ioregs_init[i].val;