diff options
Diffstat (limited to 'arch/arm/plat-omap/mux.c')
-rw-r--r-- | arch/arm/plat-omap/mux.c | 90 |
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 +++ /dev/null | |||
@@ -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 | |||
38 | static struct omap_mux_cfg *mux_cfg; | ||
39 | |||
40 | int __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 | */ | ||
56 | int __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 | } | ||
86 | EXPORT_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 */ | ||