summaryrefslogtreecommitdiff
path: root/cpu/mpc83xx/qe_io.c
diff options
context:
space:
mode:
Diffstat (limited to 'cpu/mpc83xx/qe_io.c')
-rw-r--r--cpu/mpc83xx/qe_io.c82
1 files changed, 0 insertions, 82 deletions
diff --git a/cpu/mpc83xx/qe_io.c b/cpu/mpc83xx/qe_io.c
deleted file mode 100644
index db94f00..0000000
--- a/cpu/mpc83xx/qe_io.c
+++ /dev/null
@@ -1,82 +0,0 @@
-/*
- * Copyright (C) 2006 Freescale Semiconductor, Inc.
- *
- * Dave Liu <daveliu@freescale.com>
- * based on source code of Shlomi Gridish
- *
- * 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 "common.h"
-#include "asm/errno.h"
-#include "asm/io.h"
-#include "asm/immap_83xx.h"
-
-#define NUM_OF_PINS 32
-void qe_config_iopin(u8 port, u8 pin, int dir, int open_drain, int assign)
-{
- u32 pin_2bit_mask;
- u32 pin_2bit_dir;
- u32 pin_2bit_assign;
- u32 pin_1bit_mask;
- u32 tmp_val;
- volatile immap_t *im = (volatile immap_t *)CONFIG_SYS_IMMR;
- volatile qepio83xx_t *par_io = (volatile qepio83xx_t *)&im->qepio;
-
- /* Caculate pin location and 2bit mask and dir */
- pin_2bit_mask = (u32)(0x3 << (NUM_OF_PINS-(pin%(NUM_OF_PINS/2)+1)*2));
- pin_2bit_dir = (u32)(dir << (NUM_OF_PINS-(pin%(NUM_OF_PINS/2)+1)*2));
-
- /* Setup the direction */
- tmp_val = (pin > (NUM_OF_PINS/2) - 1) ? \
- in_be32(&par_io->ioport[port].dir2) :
- in_be32(&par_io->ioport[port].dir1);
-
- if (pin > (NUM_OF_PINS/2) -1) {
- out_be32(&par_io->ioport[port].dir2, ~pin_2bit_mask & tmp_val);
- out_be32(&par_io->ioport[port].dir2, pin_2bit_dir | tmp_val);
- } else {
- out_be32(&par_io->ioport[port].dir1, ~pin_2bit_mask & tmp_val);
- out_be32(&par_io->ioport[port].dir1, pin_2bit_dir | tmp_val);
- }
-
- /* Calculate pin location for 1bit mask */
- pin_1bit_mask = (u32)(1 << (NUM_OF_PINS - (pin+1)));
-
- /* Setup the open drain */
- tmp_val = in_be32(&par_io->ioport[port].podr);
- if (open_drain) {
- out_be32(&par_io->ioport[port].podr, pin_1bit_mask | tmp_val);
- } else {
- out_be32(&par_io->ioport[port].podr, ~pin_1bit_mask & tmp_val);
- }
-
- /* Setup the assignment */
- tmp_val = (pin > (NUM_OF_PINS/2) - 1) ?
- in_be32(&par_io->ioport[port].ppar2):
- in_be32(&par_io->ioport[port].ppar1);
- pin_2bit_assign = (u32)(assign
- << (NUM_OF_PINS - (pin%(NUM_OF_PINS/2)+1)*2));
-
- /* Clear and set 2 bits mask */
- if (pin > (NUM_OF_PINS/2) - 1) {
- out_be32(&par_io->ioport[port].ppar2, ~pin_2bit_mask & tmp_val);
- out_be32(&par_io->ioport[port].ppar2, pin_2bit_assign | tmp_val);
- } else {
- out_be32(&par_io->ioport[port].ppar1, ~pin_2bit_mask & tmp_val);
- out_be32(&par_io->ioport[port].ppar1, pin_2bit_assign | tmp_val);
- }
-}