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authorKukjin Kim <kgene.kim@samsung.com>2013-01-21 18:18:21 -0500
committerKukjin Kim <kgene.kim@samsung.com>2013-01-21 20:04:19 -0500
commitc896ba8883b689fa78e24d881d1387f65f9d3805 (patch)
tree69347f314e0935d491d74172c38391f560d21077
parent82c1871245fc6626a0e2f127b4fd202698541c40 (diff)
ARM: S3C2412: Remove useless codes mach-s3c2412/gpio.c
Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>
-rw-r--r--arch/arm/mach-s3c2412/gpio.c62
-rw-r--r--arch/arm/mach-s3c24xx/include/mach/hardware.h6
2 files changed, 0 insertions, 68 deletions
diff --git a/arch/arm/mach-s3c2412/gpio.c b/arch/arm/mach-s3c2412/gpio.c
deleted file mode 100644
index 4526f6ba31a8..000000000000
--- a/arch/arm/mach-s3c2412/gpio.c
+++ /dev/null
@@ -1,62 +0,0 @@
1/* linux/arch/arm/mach-s3c2412/gpio.c
2 *
3 * Copyright (c) 2007 Simtec Electronics
4 * Ben Dooks <ben@simtec.co.uk>
5 *
6 * http://armlinux.simtec.co.uk/.
7 *
8 * S3C2412/S3C2413 specific GPIO support
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 version 2 as
12 * published by the Free Software Foundation.
13*/
14
15#include <linux/kernel.h>
16#include <linux/types.h>
17#include <linux/module.h>
18#include <linux/interrupt.h>
19#include <linux/gpio.h>
20
21#include <asm/mach/arch.h>
22#include <asm/mach/map.h>
23
24#include <mach/regs-gpio.h>
25#include <mach/hardware.h>
26
27#include <plat/gpio-core.h>
28
29int s3c2412_gpio_set_sleepcfg(unsigned int pin, unsigned int state)
30{
31 struct samsung_gpio_chip *chip = samsung_gpiolib_getchip(pin);
32 unsigned long offs = pin - chip->chip.base;
33 unsigned long flags;
34 unsigned long slpcon;
35
36 offs *= 2;
37
38 if (pin < S3C2410_GPB(0))
39 return -EINVAL;
40
41 if (pin >= S3C2410_GPF(0) &&
42 pin <= S3C2410_GPG(16))
43 return -EINVAL;
44
45 if (pin > S3C2410_GPH(16))
46 return -EINVAL;
47
48 local_irq_save(flags);
49
50 slpcon = __raw_readl(chip->base + 0x0C);
51
52 slpcon &= ~(3 << offs);
53 slpcon |= state << offs;
54
55 __raw_writel(slpcon, chip->base + 0x0C);
56
57 local_irq_restore(flags);
58
59 return 0;
60}
61
62EXPORT_SYMBOL(s3c2412_gpio_set_sleepcfg);
diff --git a/arch/arm/mach-s3c24xx/include/mach/hardware.h b/arch/arm/mach-s3c24xx/include/mach/hardware.h
index aef5631eac58..a6cc14a092fc 100644
--- a/arch/arm/mach-s3c24xx/include/mach/hardware.h
+++ b/arch/arm/mach-s3c24xx/include/mach/hardware.h
@@ -23,12 +23,6 @@ extern int s3c2440_set_dsc(unsigned int pin, unsigned int value);
23 23
24#endif /* CONFIG_CPU_S3C2440 */ 24#endif /* CONFIG_CPU_S3C2440 */
25 25
26#ifdef CONFIG_CPU_S3C2412
27
28extern int s3c2412_gpio_set_sleepcfg(unsigned int pin, unsigned int state);
29
30#endif /* CONFIG_CPU_S3C2412 */
31
32#endif /* __ASSEMBLY__ */ 26#endif /* __ASSEMBLY__ */
33 27
34#include <asm/sizes.h> 28#include <asm/sizes.h>