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-rw-r--r--arch/arm/plat-omap/mux.c90
1 files changed, 0 insertions, 90 deletions
diff --git a/arch/arm/plat-omap/mux.c b/arch/arm/plat-omap/mux.c
deleted file mode 100644
index fd0d3aad00ef..000000000000
--- a/arch/arm/plat-omap/mux.c
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@@ -1,90 +0,0 @@
1/*
2 * linux/arch/arm/plat-omap/mux.c
3 *
4 * Utility to set the Omap MUX and PULL_DWN registers from a table in mux.h
5 *
6 * Copyright (C) 2003 - 2008 Nokia Corporation
7 *
8 * Written by Tony Lindgren
9 *
10 * This program is free software; you can redistribute it and/or modify
11 * it under the terms of the GNU General Public License as published by
12 * the Free Software Foundation; either version 2 of the License, or
13 * (at your option) any later version.
14 *
15 * This program is distributed in the hope that it will be useful,
16 * but WITHOUT ANY WARRANTY; without even the implied warranty of
17 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18 * GNU General Public License for more details.
19 *
20 * You should have received a copy of the GNU General Public License
21 * along with this program; if not, write to the Free Software
22 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
23 *
24 */
25#include <linux/module.h>
26#include <linux/init.h>
27#include <linux/kernel.h>
28#include <linux/io.h>
29#include <linux/spinlock.h>
30
31#include <asm/system.h>
32
33#include <plat/cpu.h>
34#include <plat/mux.h>
35
36#ifdef CONFIG_OMAP_MUX
37
38static struct omap_mux_cfg *mux_cfg;
39
40int __init omap_mux_register(struct omap_mux_cfg *arch_mux_cfg)
41{
42 if (!arch_mux_cfg || !arch_mux_cfg->pins || arch_mux_cfg->size == 0
43 || !arch_mux_cfg->cfg_reg) {
44 printk(KERN_ERR "Invalid pin table\n");
45 return -EINVAL;
46 }
47
48 mux_cfg = arch_mux_cfg;
49
50 return 0;
51}
52
53/*
54 * Sets the Omap MUX and PULL_DWN registers based on the table
55 */
56int __init_or_module omap_cfg_reg(const unsigned long index)
57{
58 struct pin_config *reg;
59
60 if (!cpu_class_is_omap1()) {
61 printk(KERN_ERR "mux: Broken omap_cfg_reg(%lu) entry\n",
62 index);
63 WARN_ON(1);
64 return -EINVAL;
65 }
66
67 if (mux_cfg == NULL) {
68 printk(KERN_ERR "Pin mux table not initialized\n");
69 return -ENODEV;
70 }
71
72 if (index >= mux_cfg->size) {
73 printk(KERN_ERR "Invalid pin mux index: %lu (%lu)\n",
74 index, mux_cfg->size);
75 dump_stack();
76 return -ENODEV;
77 }
78
79 reg = &mux_cfg->pins[index];
80
81 if (!mux_cfg->cfg_reg)
82 return -ENODEV;
83
84 return mux_cfg->cfg_reg(reg);
85}
86EXPORT_SYMBOL(omap_cfg_reg);
87#else
88#define omap_mux_init() do {} while(0)
89#define omap_cfg_reg(x) do {} while(0)
90#endif /* CONFIG_OMAP_MUX */